Climate Insights for Sayaxché

The climate in Sayaxché is hot. The average annual temperature is 26°C and approximately 1850mm of precipitation falls per year. Sayaxché receives a notable amount of rainfall throughout the year, including during its driest month. Sayaxché is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, August. The coldest months are January, December, February, when temperatures can drop to 19°C.

Sayaxché sees moderate temperature variation throughout the year, ranging from 19°C to 37°C. May is the hottest month, with daytime highs reaching 37°C and an average of 30°C. January is the coolest month, with minimum temperatures around 19°C and an average of 23°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 3°C shift in average temperatures.

Sayaxché is a fairly wet location, receiving approximately 1850mm of precipitation annually, which averages out to around 154mm per month. The wettest month is September, averaging 318mm of rainfall. June and October also tend to see above-average precipitation. The driest month is April, with just 43mm. That's 275mm 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.

Sayaxché is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 1km/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.

It is currently summer in Sayaxché, which began on June 21, 2026. Sayaxché 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 May at around 37°C, while the coldest stretch bottoms out in January near 19°C. Autumn is next, beginning on September 23, 2026 — 84 days from now.

The best time to visit Sayaxché is during January, February and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 61mm per month. By contrast, May can be uncomfortably hot with temperatures reaching 37°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Sayaxché 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.