Climate Insights for Birao

The climate in Birao is hot. The average annual temperature is 28°C and approximately 658mm of precipitation falls per year. August is the wettest month, receiving around 214mm of rainfall. Birao is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, May. The coldest months are January, December, November, when temperatures can drop to 20°C.

Birao sees moderate temperature variation throughout the year, ranging from 20°C to 40°C. April is the hottest month, with daytime highs reaching 40°C and an average of 33°C. January is the coolest month, with minimum temperatures around 20°C and an average of 26°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 3°C shift in average temperatures.

Birao is a relatively dry area, receiving approximately 658mm of precipitation annually, which averages out to around 55mm per month. The wettest month is August, averaging 214mm of rainfall. July and September also tend to see above-average precipitation. The driest month is January, with just 0mm. That's 214mm 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.

Birao is mildly breezy, with an average annual wind speed of 17km/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 22km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in September, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 11km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 21km/h in winter, 18km/h in spring, 14km/h in summer, 13km/h in autumn.

It is currently spring in Birao, which began on March 20, 2026. Birao 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 April at around 40°C, while the coldest stretch bottoms out in January near 20°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The table below shows monthly climate averages for Birao 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.