Our seasonal forecasts
Our seasonal forecasts help Eastern Africa prepare for the season and mitigate the effects of climate extremes.
April - June 2025
Rainfall
Temperature
- 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.
- 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 South Sudan, southern Sudan, parts of central to south-western Ethiopia, Rwanda, parts of Burundi and Tanzania.
Seasonal forecasts
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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 expected over the whole country.
Temperature forecast
- Warmer than usual conditions are expected over most parts of the region.
- Normal temperatures are expected over areas in south-eastern South Sudan and north-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 …
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.
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.
Rainfall forecast (Total mm)
- Wetter than usual conditions expected over most parts of the country.
- Drier than usual conditions are expected over a small area in south-western South Sudan.
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 (Total mm)
- Wetter than usual conditions expected over most parts of the country.
- Drier than usual conditions expected over southern parts of the country.
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 …
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.
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 …
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
Probability of 400 mm
- High chances of exceeding 400 mm over parts of western Kenya, nrthern Uganda, central to western Ethiopia, South Sudan, and southern Sudan.