Compare the Climate and Weather at Mersa Matruh Airport, Porto Alegre, and Geraldton

This page lets you compare and contrast the weather and climate at Mersa Matruh Airport, Porto Alegre, and Geraldton year round.

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

You can compare up to 6 locations. Add more locations using the search box below or by clicking the map.

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Average High and Low Temperature

Compare the Average High and Low Temperature at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*45°F45°F50°F50°F55°F55°F60°F60°F65°F65°F70°F70°F75°F75°F80°F80°F85°F85°F90°F90°F7350866370508666518766489149NowNowGeraldtonGeraldtonPorto AlegrePorto Alegre
The daily average high and low air temperature at 2 meters above the ground. The thin dotted lines are the corresponding perceived temperatures.
HighJanFebMarAprMayJunJulAugSepOctNovDec
Mersa Matruh Airport 64°F64°F68°F73°F77°F82°F84°F85°F84°F80°F73°F66°F
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 66°F70°F72°F76°F81°F84°F86°F86°F83°F78°F71°F67°F
Geraldton 67°F67°F70°F74°F78°F81°F85°F87°F85°F80°F74°F69°F
LowJanFebMarAprMayJunJulAugSepOctNovDec
Mersa Matruh Airport 50°F50°F53°F57°F62°F68°F72°F73°F70°F65°F58°F52°F
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 51°F53°F56°F60°F64°F67°F69°F70°F67°F62°F56°F52°F
Geraldton 52°F51°F52°F55°F60°F64°F67°F68°F66°F62°F58°F54°F

Mersa Matruh Airport

Average Hourly Temperature at Mersa Matruh AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowcoldcoldcoolcoolcomfortablewarmwarmhotcold

Porto Alegre

Average Hourly Temperature at Porto AlegreJul*Aug*Sep*Oct*Nov*Dec*Jan*Feb*Mar*Apr*May*Jun*12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowcoldcoldcoolcoolcoolcomfortablewarmhot

Geraldton

Average Hourly Temperature at GeraldtonJul*Aug*Sep*Oct*Nov*Dec*Jan*Feb*Mar*Apr*May*Jun*12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowcoldcoolcoolcoolcomfortablewarmhotcoldcold
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 at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%1006866499270NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
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
Mersa Matruh Airport 74%77%79%76%81%96%100%100%97%84%72%70%
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 55%56%56%57%61%62%61%59%64%60%55%51%
Geraldton 81%86%90%88%86%88%87%83%79%72%75%79%

Daily Chance of Precipitation

Compare the Daily Chance of Precipitation at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%134427291NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
The percentage of days in which precipitation is observed, excluding trace quantities.
Days of Precip.JanFebMarAprMayJunJulAugSepOctNovDec
Mersa Matruh Airport 3.6d2.9d1.3d0.6d0.3d0.0d0.0d0.0d0.1d1.1d2.1d3.5d
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 10.2d10.0d10.4d10.5d10.1d11.3d12.3d12.2d10.3d9.6d8.7d9.8d
Geraldton 8.7d6.8d4.2d2.2d1.3d0.8d0.7d1.1d1.4d2.8d5.9d8.1d

Average Monthly Rainfall

Compare the Average Monthly Rainfall at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*0 in0 in1 in1 in2 in2 in3 in3 in4 in4 in5 in5 in6 in6 in1.05.53.32.80.1NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
The average rainfall accumulated over the course of a sliding 31-day period centered on the day in question.
RainfallJanFebMarAprMayJunJulAugSepOctNovDec
Mersa Matruh Airport 0.9″0.6″0.2″0.1″0.1″0.0″0.0″0.0″0.0″0.3″0.5″0.9″
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 5.1″4.4″5.4″5.2″4.1″3.7″4.0″4.1″3.3″3.8″3.8″4.9″
Geraldton 2.6″1.8″1.0″0.4″0.3″0.1″0.2″0.4″0.5″0.8″2.1″2.8″

Hours of Daylight

Compare the Hours of Daylight at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*4 hr4 hr6 hr6 hr8 hr8 hr10 hr10 hr12 hr12 hr14 hr14 hr16 hr16 hr18 hr18 hr20 hr20 hr14.210.1NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
The number of hours during which the Sun is at least partly above the horizon.
DaylightJanFebMarAprMayJunJulAugSepOctNovDec
Mersa Matruh Airport 10.4h11.1h12.0h13.0h13.8h14.2h13.9h13.2h12.3h11.4h10.6h10.1h
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 10.4h11.1h11.9h12.8h13.6h14.0h13.8h13.1h12.2h11.3h10.6h10.2h
Geraldton 10.5h11.1h11.9h12.8h13.6h13.9h13.7h13.1h12.2h11.4h10.7h10.3h

Chance of Muggy Conditions

Compare the Chance of Muggy Conditions at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%9279232NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
The percentage of time that is muggy, oppressive, or miserable (i.e., a dew point greater than 65°F).
Muggy daysJanFebMarAprMayJunJulAugSepOctNovDec
Mersa Matruh Airport 0.0d0.0d0.0d0.0d2.2d14.5d26.3d27.4d17.5d6.1d0.6d0.0d
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 0.7d1.2d2.8d7.3d11.3d17.4d22.6d22.5d20.5d12.1d4.1d1.4d
Geraldton 0.1d0.1d0.0d0.2d0.7d3.3d7.7d8.9d7.2d3.3d0.9d0.2d

Average Wind Speed

Compare the Average Wind Speed at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*0 mph0 mph2 mph2 mph4 mph4 mph6 mph6 mph8 mph8 mph10 mph10 mph12 mph12 mph14 mph14 mph16 mph16 mph18 mph18 mph13.39.68.67.016.612.4NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
The average of mean hourly wind speeds at 10 meters above the ground.
Wind Speed (mph)JanFebMarAprMayJunJulAugSepOctNovDec
Mersa Matruh Airport 12.612.912.011.110.210.811.510.910.29.710.612.0
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 7.47.78.38.58.58.48.27.97.77.47.17.1
Geraldton 12.712.613.214.615.516.416.415.714.513.012.612.7

Average Water Temperature

Compare the Average Water Temperature at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*60°F60°F65°F65°F70°F70°F75°F75°F80°F80°F806276607567NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
The daily average wide-area surface water temperature.
Water Temp.JanFebMarAprMayJunJulAugSepOctNovDec
Mersa Matruh Airport 65°F63°F62°F64°F68°F74°F78°F80°F79°F77°F73°F68°F
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 60°F60°F62°F66°F70°F73°F76°F76°F76°F72°F67°F62°F
Geraldton 69°F68°F67°F68°F69°F71°F73°F74°F74°F74°F72°F71°F

Tourism Score

Compare the Tourism Score at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*002244668810108.95.86.74.48.8NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
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 at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*002244668810109.60.36.51.17.0NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
The beach/pool score, which favors clear, rainless days with perceived temperatures between 75°F and 90°F.

Growing Season

Compare the Growing Season at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*0%0%20%20%40%40%60%60%80%80%100%100%NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
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 at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*1,000°F1,000°F2,000°F2,000°F3,000°F3,000°F4,000°F4,000°F5,000°F5,000°F6,000°F6,000°F7,000°F7,000°FNowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
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 at Mersa Matruh Airport, Porto Alegre, and GeraldtonJanJul*FebAug*MarSep*AprOct*MayNov*JunDec*JulJan*AugFeb*SepMar*OctApr*NovMay*DecJun*0 kWh0 kWh1 kWh1 kWh2 kWh2 kWh3 kWh3 kWh4 kWh4 kWh5 kWh5 kWh6 kWh6 kWh7 kWh7 kWh8 kWh8 kWh9 kWh9 kWh8.53.07.4NowNowGeraldtonGeraldtonPorto AlegrePorto AlegreMersa Matruh AirportMersa Matruh Airport
The average daily shortwave solar energy reaching the ground per square meter.
Solar Energy (kWh)JanFebMarAprMayJunJulAugSepOctNovDec
Mersa Matruh Airport 3.44.45.87.07.78.48.47.76.65.03.73.1
JulAugSepOctNovDecJanFebMarAprMayJun
Porto Alegre 3.13.84.75.97.07.37.16.35.64.43.42.8
Geraldton 3.44.45.87.38.28.88.57.76.55.03.83.3

This report illustrates the typical weather for Mersa Matruh Airport, Porto Alegre, and Geraldton 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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