Climate Overview
The climate in 25 de Agosto is temperate. The average annual temperature is 17°C and approximately 980mm of precipitation falls per year. 25 de Agosto receives a notable amount of rainfall throughout the year, including during its driest month. 25 de Agosto 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: January, February, December. The coldest months are July, June, August, when temperatures can drop to 7°C.
Temperature
Temperatures in 25 de Agosto vary considerably across the year, with a 22°C difference between the coldest and warmest months. The warmest month is January, when average highs reach 29°C and the mean temperature sits around 24°C. July is the coolest month, with minimum temperatures around 7°C and an average of 11°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 4°C shift in average temperatures.
Precipitation
25 de Agosto is a moderately rainy area, receiving approximately 980mm of precipitation annually, which averages out to around 82mm per month. The wettest month is April, averaging 95mm of rainfall. March and December also tend to see above-average precipitation. The driest month is September, with just 62mm. That's 34mm less than April, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.
Wind
25 de Agosto 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 November, averaging 20km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in May, with average winds dropping to 18km/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
89 days until Winter
It is currently autumn in 25 de Agosto, which began on March 20, 2026. 25 de Agosto 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 January at around 29°C, while the coldest stretch bottoms out in July near 7°C. Winter is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 9 to 25°C. Precipitation is moderate at around 218mm for the season, averaging 73mm per month. Winds are moderate at around 20km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 16 to 29°C. Precipitation is moderate at around 258mm for the season, averaging 86mm per month. Winds are moderate at around 19km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 10 to 26°C. Precipitation is moderate at around 273mm for the season, averaging 91mm per month. Winds are moderate at around 18km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 7 to 17°C. Precipitation is moderate at around 232mm for the season, averaging 77mm per month. Winds are moderate at around 19km/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 25 de Agosto is during January, February, March, April, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 86mm per month. By contrast, July can be quite cold with temperatures dropping to 7°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.
Monthly Climate Data
The table below shows monthly climate averages for 25 de Agosto 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.
