Climate Overview
The climate in San Juan del Surutú is warm and mild. The average annual temperature is 24°C and approximately 1371mm of precipitation falls per year. San Juan del Surutú receives a notable amount of rainfall throughout the year, including during its driest month. San Juan del Surutú is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: October, November, September. The coldest months are June, July, August, when temperatures can drop to 16°C.
Temperature
San Juan del Surutú sees moderate temperature variation throughout the year, ranging from 16°C to 31°C. The warmest month is October, when average highs reach 31°C and the mean temperature sits around 26°C. June is the coolest month, with minimum temperatures around 16°C and an average of 20°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.
Precipitation
San Juan del Surutú is a fairly wet location, receiving approximately 1371mm of precipitation annually, which averages out to around 114mm per month. The wettest month is January, averaging 227mm of rainfall. December and February also tend to see above-average precipitation. The driest month is September, with just 45mm. That's 182mm less than January, 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 Juan del Surutú is mildly breezy, with an average annual wind speed of 14km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.
Seasons
89 days until Winter
It is currently autumn in San Juan del Surutú, which began on March 20, 2026. San Juan del Surutú is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in October at around 31°C, while the coldest stretch bottoms out in June near 16°C. Winter is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 20 to 31°C. Precipitation is moderate at around 280mm for the season, averaging 93mm per month. Winds are moderate at around 15km/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 620mm across the season with a monthly average of 207mm. Winds are generally light, averaging 13km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 18 to 30°C. Rainfall is heavy, totalling around 302mm across the season with a monthly average of 101mm. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 16 to 28°C. Precipitation is moderate at around 168mm for the season, averaging 56mm per month. Winds are moderate at around 15km/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 Juan del Surutú is during April, May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 67mm per month. By contrast, October can be uncomfortably hot with temperatures reaching 31°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 Juan del Surutú 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.
