Climate Insights for Uis

The climate in Uis is warm and mild. The average annual temperature is 23°C and approximately 77mm of precipitation falls per year. March is the wettest month, receiving around 29mm of rainfall. Uis 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: November, January, February. The coldest months are August, July, June, when temperatures can drop to 11°C.

Temperatures in Uis vary considerably across the year, with a 22°C difference between the coldest and warmest months. The warmest month is November, when average highs reach 33°C and the mean temperature sits around 24°C. August is the coolest month, with minimum temperatures around 11°C and an average of 20°C. The average daily temperature swing is 16°C, meaning significant differences between daytime and nighttime temperatures. The sharpest temperature change occurs between May and June, with a 3°C shift in average temperatures.

Uis is a quite dry location, receiving approximately 77mm of precipitation annually, which averages out to around 6mm per month. The wettest month is March, averaging 29mm of rainfall. February and April also tend to see above-average precipitation. The driest month is August, with just 0mm. That's 29mm less than March, 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.

Uis is relatively calm, with an average annual wind speed of 3km/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 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.

It is currently winter in Uis, which began on June 21, 2026. Uis 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 November at around 33°C, while the coldest stretch bottoms out in August near 11°C. Spring is next, beginning on September 23, 2026 — 92 days from now.

The best time to visit Uis is during January, February, March, April, May, June, July, August, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 6mm per month. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Uis 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.