Climate Insights for Arsi Negele

The climate in Arsi Negele is warm and mild. The average annual temperature is 19°C and approximately 1548mm of precipitation falls per year. September is the wettest month, receiving around 284mm of rainfall. Arsi Negele sits near the equator, so seasonal temperature differences are minimal throughout the year.

Arsi Negele sees moderate temperature variation throughout the year, ranging from 12°C to 28°C. The warmest month is March, when average highs reach 28°C and the mean temperature sits around 22°C. December is the coolest month, with minimum temperatures around 12°C and an average of 18°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.

Arsi Negele is a fairly wet location, receiving approximately 1548mm of precipitation annually, which averages out to around 129mm per month. The wettest month is September, averaging 284mm of rainfall. May and April also tend to see above-average precipitation. The driest month is January, with just 9mm. That's 275mm less than September, 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.

Arsi Negele 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 December, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, 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 Arsi Negele, which began on March 20, 2026. Arsi Negele 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 28°C, while the coldest stretch bottoms out in December near 12°C. Summer is next, beginning on June 21, 2026 — 3 days from now.

The best time to visit Arsi Negele is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 35mm per month. 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 Arsi Negele 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.