Climate Insights for Postrer Río

The climate in Postrer Río is warm and mild. The average annual temperature is 24°C and approximately 826mm of precipitation falls per year. October is the wettest month, receiving around 138mm of rainfall. Postrer Río is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to 17°C.

Postrer Río sees moderate temperature variation throughout the year, ranging from 17°C to 30°C. The warmest month is August, when average highs reach 30°C and the mean temperature sits around 25°C. January is the coolest month, with minimum temperatures around 17°C and an average of 22°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.

Postrer Río is a moderately rainy area, receiving approximately 826mm of precipitation annually, which averages out to around 69mm per month. The wettest month is October, averaging 138mm of rainfall. April and May also tend to see above-average precipitation. The driest month is January, with just 13mm. That's 125mm less than October, 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.

Postrer Río 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 July, averaging 6km/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 2km/h gap between the calmest and windiest months.

It is currently autumn in Postrer Río, which began on September 23, 2026. Postrer Río 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 August at around 30°C, while the coldest stretch bottoms out in January near 17°C. Winter is next, beginning on December 21, 2026 (87 days from now).

The best time to visit Postrer Río is during January, February, March, June, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 37mm per month. By contrast, August can be uncomfortably hot with temperatures reaching 30°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 Postrer Río 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.