Compare the Climate and Weather in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-Marsan

This page lets you compare and contrast the weather and climate in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-Marsan year round.

You can drill down to a specific season, month, and even day by clicking the graphs or using the navigation panel.

Average High and Low Temperature

Compare the Average High and Low Temperature in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec25°F25°F30°F30°F35°F35°F40°F40°F45°F45°F50°F50°F55°F55°F60°F60°F65°F65°F70°F70°F75°F75°F80°F80°F85°F85°F60368248503028463280NowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The daily average high and low air temperature at 2 meters above the ground. The thin dotted lines are the corresponding perceived temperatures.
HighJanFebMarAprMayJunJulAugSepOctNovDec
Lamothe-Montravel 49°F52°F58°F63°F70°F76°F81°F81°F75°F66°F56°F50°F
Bergerac-Roumanière 49°F52°F58°F63°F70°F76°F80°F80°F75°F66°F56°F50°F
Bordeaux–Mérignac Airport 50°F53°F58°F63°F69°F75°F80°F80°F75°F66°F57°F51°F
Cognac-Châteaubernard Air Base 49°F51°F57°F62°F69°F75°F79°F79°F74°F65°F55°F50°F
Angoulême – Cognac International Airport 48°F50°F56°F61°F68°F74°F79°F79°F73°F64°F54°F49°F
Mont-de-Marsan 51°F54°F60°F64°F70°F76°F80°F81°F76°F67°F57°F52°F
LowJanFebMarAprMayJunJulAugSepOctNovDec
Lamothe-Montravel 36°F36°F40°F44°F51°F56°F59°F59°F54°F48°F41°F37°F
Bergerac-Roumanière 34°F35°F38°F43°F49°F55°F58°F57°F52°F46°F40°F36°F
Bordeaux–Mérignac Airport 37°F38°F41°F46°F52°F57°F60°F60°F55°F50°F43°F39°F
Cognac-Châteaubernard Air Base 37°F37°F41°F45°F51°F56°F60°F59°F55°F49°F42°F38°F
Angoulême – Cognac International Airport 36°F36°F40°F44°F50°F55°F58°F58°F54°F49°F42°F38°F
Mont-de-Marsan 35°F35°F39°F44°F50°F56°F59°F58°F53°F47°F41°F36°F

Lamothe-Montravel

Average Hourly Temperature in Lamothe-MontravelJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldcoldcoolwarmvery coldvery coldcomfortablecomfortable

Bergerac-Roumanière

Average Hourly Temperature in Bergerac-RoumanièreJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldvery coldcoldcoldcoolwarmvery coldcomfortable

Bordeaux–Mérignac Airport

Average Hourly Temperature in Bordeaux–Mérignac AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldcoldcoldcoolwarmcomfortablevery coldvery coldcomfortable

Cognac-Châteaubernard Air Base

Average Hourly Temperature in Cognac-Châteaubernard Air BaseJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldcoldcoldcoolwarmcomfortablevery coldvery coldcomfortable

Angoulême – Cognac International Airport

Average Hourly Temperature in Angoulême – Cognac International AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldvery coldcoldcoolwarmcomfortablevery coldcomfortable

Mont-de-Marsan

Average Hourly Temperature in Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldcoldcoolwarmcomfortablevery coldvery coldcomfortable
frigid 15°F freezing 32°F very cold 45°F cold 55°F cool 65°F comfortable 75°F warm 85°F hot 95°F sweltering
The average hourly temperature, color coded into bands. The shaded overlays indicate night and civil twilight.

Chance of Clearer Skies

Compare the Chance of Clearer Skies in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%7434717837NowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The percentage of time the sky is clear, mostly clear, or partly cloudy (i.e., less than 60% of the sky is covered by clouds).
Clearer SkiesJanFebMarAprMayJunJulAugSepOctNovDec
Lamothe-Montravel 35%42%46%49%51%60%73%68%59%50%42%38%
Bergerac-Roumanière 35%41%45%48%50%60%72%68%60%50%41%38%
Bordeaux–Mérignac Airport 38%44%48%50%51%60%73%68%59%50%43%40%
Cognac-Châteaubernard Air Base 35%42%46%49%51%59%70%66%58%49%41%37%
Angoulême – Cognac International Airport 33%40%44%47%49%58%69%66%58%47%39%35%
Mont-de-Marsan 39%43%47%50%51%62%76%71%61%52%43%41%

Daily Chance of Precipitation

Compare the Daily Chance of Precipitation in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%321818343334NowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The percentage of days in which precipitation is observed, excluding trace quantities.
Days of Precip.JanFebMarAprMayJunJulAugSepOctNovDec
Lamothe-Montravel 9.1d7.5d7.8d9.3d9.7d7.6d5.9d6.0d7.4d8.6d9.1d9.3d
Bergerac-Roumanière 8.5d7.2d7.7d9.3d9.9d7.5d5.9d5.9d7.2d8.3d8.6d9.1d
Bordeaux–Mérignac Airport 9.7d7.9d7.6d8.6d8.9d7.2d5.5d5.4d7.2d8.9d9.7d9.7d
Cognac-Châteaubernard Air Base 9.5d7.7d7.7d8.7d9.3d7.2d6.0d5.6d7.0d9.2d9.3d9.7d
Angoulême – Cognac International Airport 9.3d7.7d7.9d9.0d9.9d7.4d6.1d6.0d7.3d9.0d9.3d9.7d
Mont-de-Marsan 9.3d8.1d7.9d10.0d10.2d7.8d6.2d6.0d7.6d9.3d9.4d9.2d

Average Monthly Rainfall

Compare the Average Monthly Rainfall in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec0.0 in0.0 in0.5 in0.5 in1.0 in1.0 in1.5 in1.5 in2.0 in2.0 in2.5 in2.5 in3.0 in3.0 in2.51.42.32.81.2NowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The average rainfall accumulated over the course of a sliding 31-day period centered on the day in question.
RainfallJanFebMarAprMayJunJulAugSepOctNovDec
Lamothe-Montravel 2.2″1.8″1.6″2.1″2.2″1.9″1.4″1.5″2.1″2.4″2.4″2.3″
Bergerac-Roumanière 2.0″1.7″1.6″2.1″2.3″1.9″1.5″1.5″2.0″2.2″2.2″2.1″
Bordeaux–Mérignac Airport 2.4″2.0″1.6″2.0″1.9″1.7″1.2″1.3″2.1″2.6″2.8″2.6″
Cognac-Châteaubernard Air Base 2.2″1.8″1.6″2.0″2.0″1.7″1.3″1.4″2.0″2.5″2.6″2.5″
Angoulême – Cognac International Airport 2.2″1.9″1.7″2.1″2.3″1.9″1.5″1.5″2.0″2.5″2.5″2.5″
Mont-de-Marsan 2.5″2.3″2.0″2.4″2.4″2.0″1.4″1.5″2.2″2.7″2.9″2.5″

Hours of Daylight

Compare the Hours of Daylight in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec4 hr4 hr6 hr6 hr8 hr8 hr10 hr10 hr12 hr12 hr14 hr14 hr16 hr16 hr18 hr18 hr20 hr20 hr15.68.8NowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The number of hours during which the Sun is at least partly above the horizon.
DaylightJanFebMarAprMayJunJulAugSepOctNovDec
Lamothe-Montravel 9.2h10.4h12.0h13.5h14.9h15.5h15.2h14.0h12.5h10.9h9.6h8.9h
Bergerac-Roumanière 9.2h10.4h12.0h13.5h14.9h15.5h15.2h14.0h12.5h10.9h9.6h8.9h
Bordeaux–Mérignac Airport 9.2h10.4h12.0h13.5h14.9h15.5h15.2h14.0h12.5h10.9h9.6h8.9h
Cognac-Châteaubernard Air Base 9.1h10.4h12.0h13.6h14.9h15.6h15.3h14.0h12.5h10.9h9.5h8.8h
Angoulême – Cognac International Airport 9.1h10.4h12.0h13.6h15.0h15.7h15.3h14.1h12.5h10.9h9.5h8.7h
Mont-de-Marsan 9.3h10.5h12.0h13.5h14.8h15.4h15.1h13.9h12.5h11.0h9.6h9.0h

Chance of Muggy Conditions

Compare the Chance of Muggy Conditions in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%14618NowNowCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-Marsan
The percentage of time that is muggy, oppressive, or miserable (i.e., a dew point greater than 65°F).
Muggy daysJanFebMarAprMayJunJulAugSepOctNovDec
Lamothe-Montravel 0.0d0.0d0.0d0.0d0.1d1.3d3.2d3.7d1.1d0.1d0.0d0.0d
Bergerac-Roumanière 0.0d0.0d0.0d0.0d0.2d1.6d3.9d4.2d1.4d0.1d0.0d0.0d
Bordeaux–Mérignac Airport 0.0d0.0d0.0d0.0d0.1d1.0d2.9d3.7d1.3d0.2d0.0d0.0d
Cognac-Châteaubernard Air Base 0.0d0.0d0.0d0.0d0.1d0.9d2.1d2.6d0.7d0.1d0.0d0.0d
Angoulême – Cognac International Airport 0.0d0.0d0.0d0.0d0.1d0.6d1.3d1.5d0.3d0.0d0.0d0.0d
Mont-de-Marsan 0.0d0.0d0.0d0.0d0.1d1.6d4.4d5.1d1.7d0.2d0.0d0.0d

Average Wind Speed

Compare the Average Wind Speed in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec0 mph0 mph1 mph1 mph2 mph2 mph3 mph3 mph4 mph4 mph5 mph5 mph6 mph6 mph7 mph7 mph8 mph8 mph9 mph9 mph10 mph10 mph11 mph11 mph8.86.69.37.95.910.47.75.34.1NowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The average of mean hourly wind speeds at 10 meters above the ground.
Wind Speed (mph)JanFebMarAprMayJunJulAugSepOctNovDec
Lamothe-Montravel 8.38.58.58.47.67.37.06.77.17.88.08.2
Bergerac-Roumanière 8.79.09.08.98.07.67.37.07.58.38.58.7
Bordeaux–Mérignac Airport 7.77.87.67.56.86.56.26.06.37.07.37.6
Cognac-Châteaubernard Air Base 10.210.210.09.78.88.48.27.98.49.39.710.2
Angoulême – Cognac International Airport 10.210.210.09.68.78.48.17.88.49.39.710.1
Mont-de-Marsan 5.05.15.15.14.64.44.34.14.34.64.84.9

Average Water Temperature

Compare the Average Water Temperature in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec50°F50°F55°F55°F60°F60°F65°F65°F70°F70°FNaNNaN705250NaNNowNowAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseBordeaux–Mérignac AirportBordeaux–Mérignac Airport
The daily average wide-area surface water temperature.
Water Temp.JanFebMarAprMayJunJulAugSepOctNovDec
Bordeaux–Mérignac Airport 53°F52°F52°F55°F59°F64°F69°F70°F68°F64°F59°F55°F
Cognac-Châteaubernard Air Base 51°F50°F51°F54°F59°F64°F68°F69°F67°F63°F58°F54°F
Angoulême – Cognac International Airport 51°F50°F51°F54°F59°F64°F68°F69°F67°F63°F58°F54°F

Tourism Score

Compare the Tourism Score in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec002244668810107.40.6NowNowLamothe-MontravelLamothe-MontravelCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The tourism score, which favors clear, rainless days with perceived temperatures between 65°F and 80°F.

Beach/Pool Score

Compare the Beach/Pool Score in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec002244668810106.6NowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The beach/pool score, which favors clear, rainless days with perceived temperatures between 75°F and 90°F.

Growing Season

Compare the Growing Season in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec0%0%20%20%40%40%60%60%80%80%100%100%NowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The percentage chance that a given day is within the growing season, defined as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere).

Growing Degree Days

Compare the Growing Degree Days in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec500°F500°F1,000°F1,000°F1,500°F1,500°F2,000°F2,000°F2,500°F2,500°F3,000°F3,000°F3,500°F3,500°FNowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The average growing degree days accumulated over the course of the year, where growing degree days are defined as the integral of warmth above a base temperature (50°F in this case).

Average Daily Incident Shortwave Solar Energy

Compare the Average Daily Incident Shortwave Solar Energy in Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-MarsanJanFebMarAprMayJunJulAugSepOctNovDec0 kWh0 kWh1 kWh1 kWh2 kWh2 kWh3 kWh3 kWh4 kWh4 kWh5 kWh5 kWh6 kWh6 kWh7 kWh7 kWh8 kWh8 kWh7.11.3NowNowLamothe-MontravelLamothe-MontravelAngoulême – Cognac International AirportAngoulême – Cognac International AirportCognac-Châteaubernard Air BaseCognac-Châteaubernard Air BaseMont-de-MarsanMont-de-MarsanBordeaux–Mérignac AirportBordeaux–Mérignac AirportBergerac-RoumanièreBergerac-Roumanière
The average daily shortwave solar energy reaching the ground per square meter.
Solar Energy (kWh)JanFebMarAprMayJunJulAugSepOctNovDec
Lamothe-Montravel 1.52.43.85.16.26.97.06.14.63.01.81.3
Bergerac-Roumanière 1.52.43.85.16.16.97.06.14.73.01.81.3
Bordeaux–Mérignac Airport 1.52.53.85.26.27.07.16.24.63.01.81.3
Cognac-Châteaubernard Air Base 1.42.33.75.06.16.97.06.14.62.91.71.2
Angoulême – Cognac International Airport 1.42.33.65.06.06.86.96.04.52.81.71.2
Mont-de-Marsan 1.72.63.95.26.37.07.26.34.83.21.91.5

This report illustrates the typical weather for Lamothe-Montravel, Bergerac-Roumanière, Bordeaux–Mérignac Airport, Cognac-Châteaubernard Air Base, Angoulême – Cognac International Airport, and Mont-de-Marsan year round, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.

The details of the data sources used on this page vary between places and are discussed in detail on each place's dedicated page:

Disclaimer

The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Weather data is prone to errors, outages, and other defects. We assume no responsibility for any decisions made on the basis of the content presented on this site.

We draw particular cautious attention to our reliance on the MERRA-2 model-based reconstructions for a number of important data series. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands.

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