Our seasonal forecasts

Our seasonal forecasts help Eastern Africa prepare for the season and mitigate the effects of climate extremes.

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October - December 2026

Rainfall

Temperature

Length of dry spells
  • Southern Ethiopia, Somalia and cross border areas of Kenya, Uganda, and South Sudan are expected to experience maximum dry days of 8 to 10 days.
Length of wet spells
  • Long wet spells expected over parts of Rwanda, Burundi, and Lake Victoria Regions in Kenya, Tanzania and Uganda.
Onset dates
  • Onset expected to start in September and progress southwards following the southward progression of the rain band
Probability Onset
  • A delayed onset is expected in the western parts of the region, while early onset is expected in the eastern and southern parts
Probability of 400 mm
  • Higest probability of seasonal rainfall exceeding 400 mm indicated over southern Somalia, southern Kenya, south-eastern Uganda, Burundi and north-western Tanzania
Temperature forecast
  • Above normal temperatures are expected across most of the Greater Horn of Africa, with particularly high probabilities in Somalia, Ethiopia and coastal regions.
Rainfall forecast
  • Increased likelihood of wetter-than-normal conditions are predicted over most parts of the region with the highest probabilities over north-eastern Kenya, central to southern Somalia and south eastern Ethiopia
  • The rest of the region indicates dominant probabilities of 55-85% of Above –normal rainfall

Seasonal forecasts

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Showing 490 results
Rainfall forecast
Rainfall forecast
  • Drier than usual conditions expected over the whole country.
SON - 2024 Read More
Rainfall forecast
Rainfall forecast
  • Wetter than usual conditions expected over most parts of the country.
  • Drier than usual conditions expected over parts of north-western and southern areas of the country.
DJF - 2024 Read More
Rainfall forecast
Rainfall forecast
  • Drier than usual conditions expected over most parts of the country with pockets of wetter than usual conditions over northern and north-western areas.
DJF - 2024 Read More
Temperature forecast
Temperature forecast
  • Warmer than usual temperatures indicated over most parts of the region
  • Normal to cooler than normal temperatures likely to be recorded over part of eastern Sudan and the adjacent areas of Ethiopia and Eritrea. 
DJF - 2024 Read More
Temperature forecast
Temperature forecast
  • Warmer than usual conditions expected over the whole country.
DJF - 2024 Read More
Temperature forecast
Temperature forecast
  • Warmer than usual conditions expected over the whole country.
DJF - 2024 Read More
Rainfall forecast
Rainfall forecast
  • Wetter than usual conditions expected over central to northern Ethiopia, most parts of South Sudan, Sudan, Uganda, Rwanda, and part of western Kenya. 
  • Drier than usual conditions expected over eastern parts of the region, western …
DJF - 2024 Read More
Temperature forecast
Temperature forecast
  • Warmer than usual conditions expected over the whole country.
SON - 2023 Read More
Temperature forecast
Temperature forecast
  • Warmer than usual conditions expected over the whole country.
SON - 2023 Read More
Rainfall forecast
Rainfall forecast
  • Wetter than usual conditions expected over much of southern Ethiopia, Somalia, south-eastern South Sudan, Uganda, Kenya, Rwanda, Burundi, north-western and northern coastal Tanzania.
  • Drier than usual conditions expected over central to eastern South Sudan, southern …
SON - 2023 Read More
Rainfall forecast
Rainfall forecast
  • Wetter than usual conditions expected over south-eastern and western areas of the country.
  • Normal conditions expected over parts of northern and southern parts of South Sudan.
  • Drier than usual conditions expected over central to north-eastern …
SON - 2023 Read More
Rainfall forecast
Rainfall forecast
  • Wetter than usual conditions expected over the whole country.
SON - 2023 Read More
Temperature forecast
Temperature forecast
  • Warmer than usual temperatures indicated over the whole region.
SON - 2023 Read More
Temperature forecast
Temperature forecast
  • Warmer than usual temperatures expected over the whole region.
DJF - 2023 Read More
Temperature forecast
Temperature forecast
  • Warmer than normal conditions expected over the whole country.
DJF - 2023 Read More