Compare the Climate and Weather in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth Airport

This page lets you compare and contrast the weather and climate in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth Airport year round.

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

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Average High and Low Temperature

Compare the Average High and Low Temperature in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec25°F25°F30°F30°F35°F35°F40°F40°F45°F45°F50°F50°F55°F55°F60°F60°F65°F65°F70°F70°F584069475435714732433027NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
The daily average high and low air temperature at 2 meters above the ground. The thin dotted lines are the corresponding perceived temperatures.
HighJanFebMarAprMayJunJulAugSepOctNovDec
Bretteville 47°F47°F50°F54°F59°F64°F68°F68°F65°F59°F53°F49°F
Cherbourg – Maupertus Airport 46°F46°F50°F54°F59°F64°F67°F67°F64°F58°F52°F48°F
Jersey Airport 47°F47°F50°F54°F60°F64°F68°F68°F65°F59°F53°F49°F
Portland / Rnas 48°F48°F50°F54°F59°F64°F67°F68°F65°F59°F53°F50°F
Bournemouth Airport 47°F47°F51°F56°F61°F66°F70°F70°F65°F59°F52°F48°F
LowJanFebMarAprMayJunJulAugSepOctNovDec
Bretteville 40°F40°F42°F44°F49°F53°F57°F57°F55°F51°F46°F42°F
Cherbourg – Maupertus Airport 39°F39°F41°F43°F48°F52°F56°F56°F54°F50°F45°F41°F
Jersey Airport 41°F40°F42°F45°F49°F54°F57°F58°F56°F52°F47°F43°F
Portland / Rnas 41°F40°F42°F44°F49°F54°F58°F58°F56°F51°F46°F42°F
Bournemouth Airport 36°F35°F37°F39°F45°F50°F53°F53°F49°F45°F40°F37°F

Bretteville

Average Hourly Temperature in BrettevilleJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldcoldcoldcoolcomfortablevery coldvery cold

Cherbourg – Maupertus Airport

Average Hourly Temperature in Cherbourg – Maupertus AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldcoldcoldcoolcomfortablevery coldvery cold

Jersey Airport

Average Hourly Temperature in Jersey AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldcoldcoldcoolcomfortablevery cold

Portland / Rnas

Average Hourly Temperature in Portland / RnasJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldcoldcoldcoolcomfortablevery cold

Bournemouth Airport

Average Hourly Temperature in Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowvery coldvery coldvery coldvery coldcoldcoldcoolcomfortable
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 Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%6034NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
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
Bretteville 36%41%42%49%50%55%60%58%53%46%41%37%
Cherbourg – Maupertus Airport 36%41%42%49%50%55%60%58%53%46%41%37%
Jersey Airport 37%41%43%50%50%55%60%58%54%47%42%38%
Portland / Rnas 38%41%43%50%50%53%58%55%53%47%42%38%
Bournemouth Airport 36%40%41%48%49%53%58%55%53%46%39%36%

Daily Chance of Precipitation

Compare the Daily Chance of Precipitation in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%40173821NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
The percentage of days in which precipitation is observed, excluding trace quantities.
Days of Precip.JanFebMarAprMayJunJulAugSepOctNovDec
Bretteville 11.2d9.0d8.2d6.9d7.0d6.1d5.7d6.0d7.5d10.8d11.4d12.0d
Cherbourg – Maupertus Airport 11.2d8.9d8.1d6.9d7.0d6.1d5.6d6.0d7.5d10.8d11.3d12.0d
Jersey Airport 10.7d9.0d8.2d7.0d7.0d5.6d5.5d5.6d7.0d10.1d10.8d11.6d
Portland / Rnas 11.5d8.8d8.0d7.2d7.1d6.9d6.5d6.8d7.4d10.7d10.9d11.6d
Bournemouth Airport 10.9d8.3d7.8d7.0d7.1d6.7d6.8d7.0d7.3d10.1d10.5d10.9d

Average Monthly Rainfall

Compare the Average Monthly Rainfall in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec0.0 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 in3.01.22.81.42.8NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
The average rainfall accumulated over the course of a sliding 31-day period centered on the day in question.
RainfallJanFebMarAprMayJunJulAugSepOctNovDec
Bretteville 2.5″2.0″1.6″1.5″1.4″1.3″1.2″1.3″1.9″2.7″2.8″2.9″
Cherbourg – Maupertus Airport 2.5″2.0″1.6″1.4″1.4″1.3″1.2″1.3″1.9″2.6″2.8″2.9″
Jersey Airport 2.4″2.0″1.5″1.4″1.4″1.2″1.1″1.2″1.7″2.4″2.6″2.8″
Portland / Rnas 2.7″2.1″1.8″1.6″1.6″1.6″1.4″1.6″1.8″2.7″2.9″2.9″
Bournemouth Airport 2.5″1.9″1.7″1.5″1.5″1.6″1.4″1.5″1.8″2.6″2.7″2.7″

Hours of Daylight

Compare the Hours of Daylight in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec4 hr4 hr6 hr6 hr8 hr8 hr10 hr10 hr12 hr12 hr14 hr14 hr16 hr16 hr18 hr18 hr20 hr20 hr16.38.1NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
The number of hours during which the Sun is at least partly above the horizon.
DaylightJanFebMarAprMayJunJulAugSepOctNovDec
Bretteville 8.7h10.1h11.9h13.8h15.4h16.2h15.8h14.4h12.6h10.7h9.1h8.2h
Cherbourg – Maupertus Airport 8.7h10.1h11.9h13.8h15.4h16.2h15.8h14.4h12.6h10.7h9.1h8.2h
Jersey Airport 8.7h10.2h11.9h13.8h15.4h16.2h15.7h14.3h12.6h10.7h9.1h8.3h
Portland / Rnas 8.6h10.1h11.9h13.9h15.5h16.4h15.9h14.4h12.6h10.7h9.0h8.1h
Bournemouth Airport 8.5h10.1h11.9h13.9h15.6h16.4h16.0h14.5h12.6h10.7h8.9h8.0h

Chance of Muggy Conditions

Compare the Chance of Muggy Conditions in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%1NowNowJersey AirportJersey AirportBrettevilleBretteville
The percentage of time that is muggy, oppressive, or miserable (i.e., a dew point greater than 65°F).
Muggy daysJanFebMarAprMayJunJulAugSepOctNovDec
Bretteville 0.0d0.0d0.0d0.0d0.0d0.1d0.2d0.2d0.1d0.0d0.0d0.0d
Cherbourg – Maupertus Airport 0.0d0.0d0.0d0.0d0.0d0.1d0.2d0.2d0.1d0.0d0.0d0.0d
Jersey Airport 0.0d0.0d0.0d0.0d0.0d0.1d0.2d0.2d0.1d0.0d0.0d0.0d
Portland / Rnas 0.0d0.0d0.0d0.0d0.0d0.1d0.3d0.5d0.2d0.0d0.0d0.0d
Bournemouth Airport 0.0d0.0d0.0d0.0d0.0d0.1d0.2d0.3d0.1d0.0d0.0d0.0d

Average Wind Speed

Compare the Average Wind Speed in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec0 mph0 mph2 mph2 mph4 mph4 mph6 mph6 mph8 mph8 mph10 mph10 mph12 mph12 mph14 mph14 mph16 mph16 mph18 mph18 mph20 mph20 mph19.511.818.416.211.0NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
The average of mean hourly wind speeds at 10 meters above the ground.
Wind Speed (mph)JanFebMarAprMayJunJulAugSepOctNovDec
Bretteville 19.117.716.114.413.312.412.312.414.416.517.919.0
Cherbourg – Maupertus Airport 19.017.616.014.413.212.412.312.314.316.517.818.8
Jersey Airport 18.617.315.714.212.912.011.811.913.916.117.718.6
Portland / Rnas 18.016.815.313.612.611.811.812.113.915.917.017.8
Bournemouth Airport 15.914.913.812.411.711.111.211.412.614.014.815.5

Average Water Temperature

Compare the Average Water Temperature in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec45°F45°F50°F50°F55°F55°F60°F60°F65°F65°F634746NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
The daily average wide-area surface water temperature.
Water Temp.JanFebMarAprMayJunJulAugSepOctNovDec
Bretteville 49°F47°F47°F49°F52°F56°F60°F63°F63°F60°F56°F52°F
Cherbourg – Maupertus Airport 49°F47°F47°F49°F52°F57°F60°F63°F63°F60°F56°F52°F
Jersey Airport 49°F48°F48°F50°F53°F57°F61°F63°F63°F60°F56°F52°F
Portland / Rnas 49°F47°F47°F49°F52°F56°F60°F62°F62°F59°F56°F52°F
Bournemouth Airport 48°F46°F46°F48°F52°F57°F61°F63°F62°F59°F55°F51°F

Tourism Score

Compare the Tourism Score in Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec002244668810107.00.20.2NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
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 Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec002244668810101.92.8NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBretteville
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 Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec0%0%20%20%40%40%60%60%80%80%100%100%NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
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 Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec500°F500°F1,000°F1,000°F1,500°F1,500°F2,000°F2,000°FNowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
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 Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth AirportJanFebMarAprMayJunJulAugSepOctNovDec0 kWh0 kWh1 kWh1 kWh2 kWh2 kWh3 kWh3 kWh4 kWh4 kWh5 kWh5 kWh6 kWh6 kWh7 kWh7 kWh6.90.8NowNowCherbourg – Maupertus AirportCherbourg – Maupertus AirportJersey AirportJersey AirportBournemouth AirportBournemouth AirportBrettevilleBrettevillePortland / RnasPortland / Rnas
The average daily shortwave solar energy reaching the ground per square meter.
Solar Energy (kWh)JanFebMarAprMayJunJulAugSepOctNovDec
Bretteville 1.01.93.24.86.06.86.65.64.02.41.30.8
Cherbourg – Maupertus Airport 1.01.93.24.86.06.86.65.64.02.41.30.8
Jersey Airport 1.11.93.24.86.06.76.65.64.12.41.30.9
Portland / Rnas 1.01.83.14.75.96.66.45.43.92.31.20.8
Bournemouth Airport 0.91.73.04.75.96.56.45.43.92.31.20.7

This report illustrates the typical weather for Bretteville, Cherbourg – Maupertus Airport, Jersey Airport, Portland / Rnas, and Bournemouth Airport 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.

We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader.

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