Climate Insights for Usulután

El Salvador

Hottest
March
33°C peak92°F peak
Coldest
January
24°C low75°F low
Wettest
June
377 mm rain14.8 in rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Usulután is hot. The average annual temperature is 28°C and approximately 1,805 mm of precipitation falls per year. June is the wettest month, receiving around 377 mm of rainfall. Usulután is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: March, April, February. The coldest months are January, December, February, when temperatures can drop to 24°C.The climate in Usulután is hot. The average annual temperature is 82°F and approximately 71.1 in of precipitation falls per year. June is the wettest month, receiving around 14.8 in of rainfall. Usulután is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: March, April, February. The coldest months are January, December, February, when temperatures can drop to 75°F.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 32°Average: 28°Min: 24°FebMax: 33°Average: 28°Min: 24°MarMax: 33°Average: 29°Min: 25°AprMax: 33°Average: 29°Min: 26°MayMax: 32°Average: 29°Min: 26°JunMax: 31°Average: 28°Min: 25°JulMax: 32°Average: 29°Min: 26°AugMax: 31°Average: 28°Min: 25°SepMax: 31°Average: 27°Min: 25°OctMax: 30°Average: 27°Min: 25°NovMax: 31°Average: 27°Min: 25°DecMax: 32°Average: 27°Min: 24°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F100°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 90°FAverage: 82°FMin: 75°FFebMax: 91°FAverage: 83°FMin: 75°FMarMax: 92°FAverage: 84°FMin: 77°FAprMax: 91°FAverage: 84°FMin: 78°FMayMax: 90°FAverage: 84°FMin: 78°FJunMax: 88°FAverage: 82°FMin: 77°FJulMax: 90°FAverage: 83°FMin: 78°FAugMax: 88°FAverage: 82°FMin: 78°FSepMax: 87°FAverage: 81°FMin: 77°FOctMax: 86°FAverage: 81°FMin: 77°FNovMax: 87°FAverage: 81°FMin: 76°FDecMax: 89°FAverage: 81°FMin: 75°F
Max
Average
Min

Usulután has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is March, when average highs reach 33°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 24°C and an average of 28°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.Usulután has relatively stable temperatures year-round, staying within a 17°F range. The warmest month is March, when average highs reach 92°F and the mean temperature sits around 84°F. January is the coolest month, with minimum temperatures around 75°F and an average of 82°F. Daily temperature variation is modest, with an average difference of 12°F between highs and lows.

Precipitation

0mm50mm100mm150mm200mm250mm300mm350mm400mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 1mmFebPrecipitation: 2mmMarPrecipitation: 9mmAprPrecipitation: 31mmMayPrecipitation: 177mmJunPrecipitation: 377mmJulPrecipitation: 165mmAugPrecipitation: 261mmSepPrecipitation: 296mmOctPrecipitation: 357mmNovPrecipitation: 121mmDecPrecipitation: 8mm
Precipitation
0in2in4in6in8in10in12in14inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 0.1inFebPrecipitation: 0.1inMarPrecipitation: 0.3inAprPrecipitation: 1.2inMayPrecipitation: 7inJunPrecipitation: 14.8inJulPrecipitation: 6.5inAugPrecipitation: 10.3inSepPrecipitation: 11.7inOctPrecipitation: 14.1inNovPrecipitation: 4.8inDecPrecipitation: 0.3in
Precipitation

Usulután is a fairly wet location, receiving approximately 1,805 mm of precipitation annually, which averages out to around 150 mm per month. The wettest month is June, averaging 377 mm of rainfall. October and September also tend to see above-average precipitation. The driest month is January, with just 1 mm. That's 375 mm less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Usulután is a fairly wet location, receiving approximately 71.1 in of precipitation annually, which averages out to around 5.9 in per month. The wettest month is June, averaging 14.8 in of rainfall. October and September also tend to see above-average precipitation. The driest month is January, with just 0 in. That's 14.8 in less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h5km/h10km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 8km/hFebWind Speed: 9km/hMarWind Speed: 9km/hAprWind Speed: 8km/hMayWind Speed: 7km/hJunWind Speed: 6km/hJulWind Speed: 6km/hAugWind Speed: 6km/hSepWind Speed: 6km/hOctWind Speed: 6km/hNovWind Speed: 6km/hDecWind Speed: 7km/h
Wind Speed
0mph5mph10mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 5mphFebWind Speed: 6mphMarWind Speed: 6mphAprWind Speed: 5mphMayWind Speed: 4mphJunWind Speed: 4mphJulWind Speed: 4mphAugWind Speed: 4mphSepWind Speed: 4mphOctWind Speed: 4mphNovWind Speed: 4mphDecWind Speed: 4mph
Wind Speed

Usulután is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.Usulután is mildly breezy, with an average annual wind speed of 4mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is February, averaging 6mph, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 4mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2mph gap between the calmest and windiest months.

Monthly Climate Data

The table below shows monthly climate averages for Usulután based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Usulután based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
24 °C75 °F
32 °C90 °F
8 km/h5 mph
1 mm0.1 in
0 cm0 in
Feb
24 °C75 °F
33 °C91 °F
9 km/h6 mph
2 mm0.1 in
0 cm0 in
Mar
25 °C77 °F
33 °C92 °F
9 km/h6 mph
9 mm0.3 in
0 cm0 in
Apr
26 °C78 °F
33 °C91 °F
8 km/h5 mph
31 mm1.2 in
0 cm0 in
May
26 °C78 °F
32 °C90 °F
7 km/h4 mph
177 mm7 in
0 cm0 in
Jun
25 °C77 °F
31 °C88 °F
6 km/h4 mph
377 mm14.8 in
0 cm0 in
Jul
26 °C78 °F
32 °C90 °F
6 km/h4 mph
165 mm6.5 in
0 cm0 in
Aug
25 °C78 °F
31 °C88 °F
6 km/h4 mph
261 mm10.3 in
0 cm0 in
Sep
25 °C77 °F
31 °C87 °F
6 km/h4 mph
296 mm11.7 in
0 cm0 in
OctCurrent
25 °C77 °F
30 °C86 °F
6 km/h4 mph
357 mm14.1 in
0 cm0 in
Nov
25 °C76 °F
31 °C87 °F
6 km/h4 mph
121 mm4.8 in
0 cm0 in
Dec
24 °C75 °F
32 °C89 °F
7 km/h4 mph
8 mm0.3 in
0 cm0 in