Our seasonal forecasts
Our seasonal forecasts help Eastern Africa prepare for the season and mitigate the effects of climate extremes.
June - August 2025
Rainfall
Temperature
- Warmer than average conditions are expected over northern an southern Sudan, South Sudan, much of Ethiopia, Somalia, Kenya, Uganda, Rwanda, Burundi and Tanzania.
- Near Normal temperatures expected central Sudan, north-western Ethiopia, and parts of south-western South Sudan.
- Cooler than normal temperatures likely to be recorded over isolated areas in northern Somalia, northern Ethiopia, parts of southern Djibouti, a few regions in western and eastern Sudan and cross border areas of Kenya-Uganda-South Sudan-Ethiopia.
- Wetter than usual conditions expected over most parts of the northern sector of the region.
- Drier than usual conditions expected over few places in southern Sudan, north-western South Sudan, and isolated areas in southern coastal Somalia and Kenya.
Seasonal forecasts
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Temperature forecast
- Warmer than usual conditions expected over most parts of the country.
- Normal to cooler than normal conditions expected over central to south-eastern parts of the country.
Temperature forecast
- Warmer than usual conditions are expected over most parts of the region.
- Normal to cooler than normal temperatures likely to be recorded over cross border areas of Kenya-Uganda-South Sudan and Ethiopia-Sudan-Eritrea.
Rainfall forecast
- Drier than usual conditions expected over most parts of Ethiopia, Somalia, Djibouti, Kenya, Rwanda, Burundi, western Uganda and South Sudan, and north-western Tanzania.
- Wetter than usual conditions expected over western and south-western Kenya, eastern Uganda, …
Rainfall forecast
- Drier than usual conditions expected over south-eastern Ethiopia, central to southern Somalia, eastern Kenya, and isolated areas in western Uganda and South Sudan.
- Wetter than usual conditions expected over western Kenya, eastern Uganda, much of …
Rainfall forecast
- Wetter than usual conditions expected over most parts of the northern sector of the region.
- Drier than usual conditions expected over few places in southern Somalia and isolated areas in Ethiopia and South Sudan.
Temperature forecast
- Warmer than usual conditions expected over the whole country.
Temperature forecast
- Warmer than usual conditions expected over the whole country.
Temperature forecast
- Warmer than usual conditions are expected over most parts of the region.
- Normal to cooler than normal temperatures are expected over the cross-border areas of South Sudan-Uganda-Kenya.
Temperature forecast
- Warmer than usual conditions expected over most parts of the country.
- Normal to cooler than normal conditions expected over south-eastern parts of the country.
Temperature forecast
- Warmer than usual conditions expected over the whole country.
Temperature forecast
- Warmer than average temperatures are expected over most parts of the region.
- Higher probabilities of above-average temperatures are indicated over northern Sudan, southern and coastal parts of the region.
- Normal temperatures are expected over …
Rainfall forecast
- Wetter than normal conditions expected over much of the northern GHA covering much of Sudan, Eritrea, Djibouti, Ethiopia, south Sudan, Uganda, western Kenya, costal parts of Kenya and Somalia.
- Drier than normal conditions expected over …
Probability Onset
- Normal onset forecast over most parts of the region
- Delayed onset indicated in localized areas of north-eastern and western parts of the region
Onset anomalies
- Near normal onset expected over most parts of the region with late onset expected over north-eastern Ethiopia and few places over South Sudan.
Onset dates
- The onset of rainfall forecast shows a progression from south to north from May over the equatorial sector to August over the far north.