Climate Overview
The climate in Sagua la Grande is hot. The average annual temperature is 26°C and approximately 854mm of precipitation falls per year. September is the wettest month, receiving around 138mm of rainfall. Sagua la Grande is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, March, when temperatures can drop to 20°C.
Temperature
Sagua la Grande sees moderate temperature variation throughout the year, ranging from 20°C to 32°C. The warmest month is August, when average highs reach 32°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 20°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows.
Precipitation
Sagua la Grande is a moderately rainy area, receiving approximately 854mm of precipitation annually, which averages out to around 71mm per month. The wettest month is September, averaging 138mm of rainfall. June and May also tend to see above-average precipitation. The driest month is February, with just 22mm. That's 116mm less than September, 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
Sagua la Grande is mildly breezy, with an average annual wind speed of 19km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 21km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in September, with average winds dropping to 16km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 5km/h 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 20km/h in winter, 20km/h in spring, 17km/h in summer, 18km/h in autumn.
Seasons
89 days until Summer
It is currently spring in Sagua la Grande, which began on March 20, 2026. Sagua la Grande 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 August at around 32°C, while the coldest stretch bottoms out in January near 20°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 21 to 30°C. Precipitation is moderate at around 173mm for the season, averaging 58mm per month. Winds are moderate at around 20km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 25 to 32°C. Precipitation is moderate at around 292mm for the season, averaging 97mm per month. Winds are moderate at around 17km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 307mm across the season with a monthly average of 102mm. Winds are moderate at around 18km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 20 to 27°C. Rainfall is relatively light, with around 84mm over the season and a monthly average of 28mm. Winds are moderate at around 20km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Sagua la Grande is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 33mm per month. By contrast, August can be uncomfortably hot with temperatures reaching 32°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Sagua la Grande 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.
