Climate Overview
The climate in San Antonio Suchitepéquez is hot. The average annual temperature is 26°C and approximately 3353mm of precipitation falls per year. June is the wettest month, receiving around 564mm of rainfall. San Antonio Suchitepéquez is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, February. The coldest months are January, February, December, when temperatures can drop to 20°C.
Temperature
San Antonio Suchitepéquez sees moderate temperature variation throughout the year, ranging from 20°C to 32°C. The warmest month is April, when average highs reach 32°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 20°C and an average of 25°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.
Precipitation
San Antonio Suchitepéquez is a very wet location, receiving approximately 3353mm of precipitation annually, which averages out to around 279mm per month. The wettest month is June, averaging 564mm of rainfall. October and September also tend to see above-average precipitation. The driest month is February, with just 23mm. That's 542mm 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
San Antonio Suchitepéquez is relatively calm, with an average annual wind speed of 4km/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 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.
Seasons
87 days until Winter
It is currently autumn in San Antonio Suchitepéquez, which began on September 23, 2026. San Antonio Suchitepéquez 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 April at around 32°C, while the coldest stretch bottoms out in January near 20°C. Winter is next, beginning on December 21, 2026 (87 days from now).
Spring
Temperatures range from 22 to 32°C. Rainfall is heavy, totalling around 640mm across the season with a monthly average of 213mm. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 1384mm across the season with a monthly average of 461mm. Winds are generally light, averaging 4km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 1229mm across the season with a monthly average of 410mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 20 to 31°C. Rainfall is relatively light, with around 100mm over the season and a monthly average of 33mm. Winds are generally light, averaging 5km/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 San Antonio Suchitepéquez is during December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 44mm per month. By contrast, April can be uncomfortably hot with highs reaching 32°C, while January is the coldest period with lows dropping to 20°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 San Antonio Suchitepéquez 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.
