Our seasonal forecasts
Our seasonal forecasts help Eastern Africa prepare for the season and mitigate the effects of climate extremes.
June - September
Rainfall
Temperature
- Longest dry-spell lengths after onset expected over western Kenya, eastern Uganda, southern Ethiopia, northern Sudan.
- Much of the region is likely to experience first dry-spell length ranging from 4 to 8 days
- Longer wet-spell lengths after seasonal onset are expected over parts of northwestern Ethiopia, while shorter wet-spell lengths are anticipated over northeastern Ethiopia and Sudan
- The onset of rainfall shows a progression from south to north following the movement of the ITCZ.
- Enhanced probabilities of a late onset are indicated across much of the region. However, parts of southwestern, north-central Ethiopia, and parts of Sudan show likelihood of an early to near-normal onset
- Significantly higher likelihood for above-normal temperatures are indicated across the vast majority of the Greater Horn of Africa region.
- The highest probabilities of above-normal temperatures are concentrated over northern Sudan, most parts of South Sudan and Ethiopia
- Wettern than normal conditions indicated over parts of coastal Somalia and Kenya, northern Sudan, southern Ethiopia, and northern Somalia while near-normal conditions are expected over most of central Sudan.
- Enhanced likelihood Below-normal rainfall across much of the northern GHA, including South Sudan, Ethiopia, parts of Sudan, Eritrea, Djibouti, Uganda, and western Kenya.
Seasonal forecasts
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Rainfall forecast
- Wetter than usual conditions expected over southern and equatorial parts of the region including most parts of Tanzania, Burundi, Kenya, southern Uganda as well as parts of south-western and north-eastern Ethiopia.
- Normal to dry than …
Temperature forecast
- Warmer than usual conditions expected over the whole country.
Rainfall forecast
- Wetter than usual conditions expected over most parts of Kenya, southern Uganda, Rwanda, Burundi and Tanzania.
- The rest of the region is generally dry during this season.
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 temperatures indicated over most parts of the region.
Rainfall forecast
- Wetter-than-usual conditions expected over parts of the central to southern areas of the country.
- The northern part of the country is generally dry during this season.
Temperature forecast
- Warmer than usual conditions expected over the whole country.
Temperature forecast
- Warmer than usual temperatures indicated over most parts of the region..
- Cooler than usual conditions expected over eastern Kenya, extending to southern areas of Somalia.
Rainfall forecast
- Wetter than usual conditions expected over the equatorial and southern parts of the region, with the highest probabilities over part of eastern Kenya and southern Somalia.
Temperature forecast
- Warmer than usual conditions expected over the whole country.
Temperature forecast
- Warmer than usual conditions expected over most parts of the country.
- Average conditions expected over southern parts of the country.
Temperature forecast
- Warmer than usual conditions expected over most parts of the region.
- Average temperatures expected over southern South Sudan, northern and south-western Uganda, and Rwanda.
Temperature forecast
- warmer than usual conditions expected all over the country.
Rainfall forecast
- Drier than usual conditions expected over the equatorial and southern parts of the region.
- The northern sector is generally dry during this season.