Climate Overview
The climate in San Andrés Sajcabajá is temperate. The average annual temperature is 17°C and approximately 1598mm of precipitation falls per year. San Andrés Sajcabajá receives a notable amount of rainfall throughout the year, including during its driest month. San Andrés Sajcabajá is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, March. The coldest months are January, February, December, when temperatures can drop to 11°C.
Temperature
San Andrés Sajcabajá sees moderate temperature variation throughout the year, ranging from 11°C to 26°C. The warmest month is May, when average highs reach 26°C and the mean temperature sits around 19°C. January is the coolest month, with minimum temperatures around 11°C and an average of 15°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.
Precipitation
San Andrés Sajcabajá is a fairly wet location, receiving approximately 1598mm of precipitation annually, which averages out to around 133mm per month. The wettest month is June, averaging 293mm of rainfall. September and August also tend to see above-average precipitation. The driest month is March, with just 30mm. That's 263mm 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 Andrés Sajcabajá is relatively calm, with an average annual wind speed of 5km/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 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.
Seasons
87 days until Winter
It is currently autumn in San Andrés Sajcabajá, which began on September 23, 2026. San Andrés Sajcabajá 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 26°C, while the coldest stretch bottoms out in January near 11°C. Winter is next, beginning on December 21, 2026 (87 days from now).
Spring
Temperatures range from 12 to 26°C. Precipitation is moderate at around 228mm for the season, averaging 76mm per month. Winds are generally light, averaging 5km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 14 to 24°C. Rainfall is heavy, totalling around 690mm across the season with a monthly average of 230mm. Winds are generally light, averaging 5km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 13 to 24°C. Rainfall is heavy, totalling around 568mm across the season with a monthly average of 189mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 11 to 22°C. Rainfall is relatively light, with around 112mm over the season and a monthly average of 37mm. 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 Andrés Sajcabajá is during January, February, March, April and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 40mm per month. By contrast, May can be uncomfortably hot with temperatures reaching 26°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 Andrés Sajcabajá 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.
