Climate Insights for Villa Unión

The climate in Villa Unión is hot. The average annual temperature is 25°C and approximately 654mm of precipitation falls per year. August is the wettest month, receiving around 211mm of rainfall. Villa Unión is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are January, February, March, when temperatures can drop to 15°C.

Villa Unión sees moderate temperature variation throughout the year, ranging from 15°C to 33°C. The warmest month is July, when average highs reach 33°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 15°C and an average of 21°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 3°C shift in average temperatures.

Villa Unión is a relatively dry area, receiving approximately 654mm of precipitation annually, which averages out to around 54mm per month. The wettest month is August, averaging 211mm of rainfall. September and July also tend to see above-average precipitation. The driest month is April, with just 0mm. That's 211mm less than August, 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.

Villa Unión is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 7km/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. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently summer in Villa Unión, which began on June 21, 2026. Villa Unión 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 July at around 33°C, while the coldest stretch bottoms out in January near 15°C. Autumn is next, beginning on September 23, 2026 (9 days from now).

The best time to visit Villa Unión is during January, February, March, April, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 6mm per month. By contrast, July can be uncomfortably hot with temperatures reaching 33°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Villa Unión 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.