Climate Insights for El Tamarindo Airport

, Departamento de La Unión, El Salvador

Hottest
July
30°C peak
Coldest
October
26°C low
Wettest
October
373mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in El Tamarindo Airport is hot. The average annual temperature is 28°C and approximately 1611mm of precipitation falls per year. October is the wettest month, receiving around 373mm of rainfall. El Tamarindo Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, May. The coldest months are October, September, January, when temperatures can drop to 26°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 29° Average: 28° Min: 27° Feb Max: 29° Average: 28° Min: 27° Mar Max: 29° Average: 28° Min: 27° Apr Max: 29° Average: 28° Min: 28° May Max: 29° Average: 28° Min: 27° Jun Max: 29° Average: 28° Min: 27° Jul Max: 30° Average: 29° Min: 28° Aug Max: 30° Average: 29° Min: 27° Sep Max: 29° Average: 28° Min: 27° Oct Max: 29° Average: 28° Min: 26° Nov Max: 29° Average: 28° Min: 27° Dec Max: 29° Average: 28° Min: 27°
Max
Average
Min

El Tamarindo Airport has relatively stable temperatures year-round, staying within a 4°C range. The warmest month is July, when average highs reach 30°C and the mean temperature sits around 29°C. October is the coolest month, with minimum temperatures around 26°C and an average of 28°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 1mm Feb Precipitation: 1mm Mar Precipitation: 7mm Apr Precipitation: 27mm May Precipitation: 191mm Jun Precipitation: 322mm Jul Precipitation: 80mm Aug Precipitation: 213mm Sep Precipitation: 284mm Oct Precipitation: 373mm Nov Precipitation: 108mm Dec Precipitation: 6mm
Precipitation

El Tamarindo Airport is a fairly wet location, receiving approximately 1611mm of precipitation annually, which averages out to around 134mm per month. The wettest month is October, averaging 373mm of rainfall. June and September also tend to see above-average precipitation. The driest month is February, with just 1mm. That's 372mm less than October, 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/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 26km/h Feb Wind Speed: 28km/h Mar Wind Speed: 26km/h Apr Wind Speed: 25km/h May Wind Speed: 21km/h Jun Wind Speed: 20km/h Jul Wind Speed: 21km/h Aug Wind Speed: 20km/h Sep Wind Speed: 19km/h Oct Wind Speed: 18km/h Nov Wind Speed: 19km/h Dec Wind Speed: 24km/h
Wind Speed

El Tamarindo Airport is moderately windy, with an average annual wind speed of 22km/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 28km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in October, with average winds dropping to 18km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 10km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 26km/h in winter, 24km/h in spring, 20km/h in summer, 19km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in El Tamarindo Airport, which began on March 20, 2026. El Tamarindo Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 30°C, while the coldest stretch bottoms out in October near 26°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 27 to 29°C. Precipitation is moderate at around 225mm for the season, averaging 75mm per month. Winds are moderate at around 24km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 27 to 30°C. Rainfall is heavy, totalling around 614mm across the season with a monthly average of 205mm. Winds are moderate at around 20km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 26 to 29°C. Rainfall is heavy, totalling around 764mm across the season with a monthly average of 255mm. Winds are moderate at around 19km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 27 to 29°C. Precipitation is minimal, with only around 8mm for the entire season. Winds are strong, averaging 26km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for El Tamarindo Airport 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.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
27 °C
29 °C
26 km/h
1 mm
0 cm
Feb
27 °C
29 °C
28 km/h
1 mm
0 cm
Mar Current
27 °C
29 °C
26 km/h
7 mm
0 cm
Apr
28 °C
29 °C
25 km/h
27 mm
0 cm
May
27 °C
29 °C
21 km/h
191 mm
0 cm
Jun
27 °C
29 °C
20 km/h
322 mm
0 cm
Jul
28 °C
30 °C
21 km/h
80 mm
0 cm
Aug
27 °C
30 °C
20 km/h
213 mm
0 cm
Sep
27 °C
29 °C
19 km/h
284 mm
0 cm
Oct
26 °C
29 °C
18 km/h
373 mm
0 cm
Nov
27 °C
29 °C
19 km/h
108 mm
0 cm
Dec
27 °C
29 °C
24 km/h
6 mm
0 cm
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Metric (°C, km/h)