Climate Insights for Río Chico

The climate in Río Chico is hot. The average annual temperature is 26°C and approximately 1178mm of precipitation falls per year. Río Chico receives a notable amount of rainfall throughout the year, including during its driest month. Río Chico is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: September, October, August. The coldest months are February, January, March, when temperatures can drop to 23°C.

Río Chico has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is September, when average highs reach 32°C and the mean temperature sits around 28°C. February is the coolest month, with minimum temperatures around 23°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows.

Río Chico is a moderately rainy area, receiving approximately 1178mm of precipitation annually, which averages out to around 98mm per month. The wettest month is June, averaging 160mm of rainfall. July and November also tend to see above-average precipitation. The driest month is March, with just 50mm. That's 110mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Río Chico is relatively calm, with an average annual wind speed of 8km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 10km/h in winter, 9km/h in spring, 6km/h in summer, 7km/h in autumn.

It is currently summer in Río Chico, which began on June 21, 2026. Río Chico 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 September at around 32°C, while the coldest stretch bottoms out in February near 23°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

The best time to visit Río Chico is during January and February, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 61mm per month. By contrast, September can be uncomfortably hot with temperatures reaching 32°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 Río Chico 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.