Climate Insights for Debre Birhan

The climate in Debre Birhan is temperate. The average annual temperature is 15°C and approximately 1965mm of precipitation falls per year. August is the wettest month, receiving around 478mm of rainfall. Debre Birhan sits near the equator, so seasonal temperature differences are minimal throughout the year.

Debre Birhan sees moderate temperature variation throughout the year, ranging from 6°C to 22°C. March is the warmest month, though highs remain moderate at 22°C with a mean of 16°C. December is the coolest month, with minimum temperatures around 6°C and an average of 13°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs.

Debre Birhan is a fairly wet location, receiving approximately 1965mm of precipitation annually, which averages out to around 164mm per month. The wettest month is August, averaging 478mm of rainfall. July and September also tend to see above-average precipitation. The driest month is December, with just 3mm. That's 475mm 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.

Debre Birhan is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently spring in Debre Birhan, which began on March 20, 2026. Debre Birhan sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in March at around 22°C, while the coldest stretch bottoms out in December near 6°C. Summer is next, beginning on June 21, 2026 — 3 days from now.

The best time to visit Debre Birhan is during February and March, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 64mm per month. By contrast, December can be quite cold with temperatures dropping to 6°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 Debre Birhan 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.