August to October (ASO) 2025
Rainfall
Moderate to high rainfall amounts of exceeding 500mm was observed in a few areas in central and western parts of Ethiopia, a few pockets in western South Sudan, northeastern Uganda and in parts of western Kenya.
Moderate rainfall amounts of between 201-500mm were observed in a wide band surrounding the darkest green area, covering most of countries highlighted above.
Light rainfall between 11 - 200 mm was observed in several parts of northern Sudan, Eritrea, in northeastern, central, eastern and southern Ethiopia, Somalia, in southern Uganda, Rwanda, Burundi, in western and coastal parts of Kenya, and in northern western and coastal parts of Tanzania.
No rainfall or less than 10mm was observed in northern Sudan, central Tanzania, northern parts of Kenya, and central and southern parts of Tanzania.
Moderately dry to severely dry conditions were observed in a few pockets in Sudan and western South Sudan, the Horn of Africa region including southeastern Ethiopia, northeastern Kenya and several parts of Somalia, southern parts of Burundi and much of Tanzania.
Moderate wet to severely wet rainfall conditions were observed in the northern parts of Sudan, several parts of Eritrea and Djibouti, western Ethiopia, southeastern to northwestern parts of Kenya, and a few areas in northern Tanzania.
Usual rainfall conditions were observed in the rest of the region.
Drier than usual conditions were observed in a few pockets in the northern parts of Sudan, in southeastern Ethiopia extending to northern and central Somalia, northeastern parts of Kenya, and several parts of Tanzania.
Wetter than and much wetter than usual conditions were observed in the northern parts of Sudan, coastal stretch in Eritrea, in Djibouti, northwestern Kenya extending to Uganda and South Sudan, and southern parts of Kenya.
Usual rainfall conditions were observed in much of the rest of the region.
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Standardized Precipitation Index
Moderately dry to severely dry conditions were observed in southern parts of Sudan, in several parts of South Sudan, Ethiopia and Djibouti, in northern and central Somalia, and in coastal and southern Eritrea.
Moderate wet …
Standardized Precipitation Index
Moderately dry to severely dry conditions were observed in several parts of Rwanda and Burundi, in northwestern, western and central Tanzania, in southeastern Kenya, in several parts of Uganda, in southern and parts of northern …
Standardized Precipitation Index
Moderate to severely wetter than usual rainfall conditions were in western and southwestern Sudan, in central Eritrea, in some parts of coastal Djibouti, in parts of northeastern Somalia, in a few places in western, southern …
Standardized Precipitation Index
Moderate to severely wet rainfall conditions were observed in parts of western, central and eastern Sudan, in part of northwest South Sudan, in western Eritrea, and in parts of northern and western of Ethiopia.
Usual …
Standardized Precipitation Index
Moderately dry to extremely dry conditions were observed in several parts of the region including Eritrea, Djibouti, Ethiopia, western and southern South Sudan, Uganda, Kenya, western and southern Tanzania, and parts of Rwanda and Burundi. …
Standardized Precipitation Index
Moderate to extremely wet rainfall conditions were observed several parts of Tanzania, in eastern parts of Uganda, in western and northern coast of Kenya, in southern Burundi, and in parts of southwestern and central Ethiopia. …
Standardized Precipitation Index
Moderate to severely wetter than usual rainfall conditions were observed in southern parts of South Sudan, north-central and western parts of Uganda, parts of western Kenya, and western and north-western parts of Tanzania.
Moderately drier …
Standardized Precipitation Index
Wetter to severely wetter than usual conditions observed in western Ethiopia, parts of north-western Tanzania, eastern Burundi, south-eastern Rwanda, and a few isolated areas of eastern Kenya.
Normal rainfall conditions observed in Sudan, South Sudan, …
Standardized Precipitation Index
Moderately dry to severely dry conditions were observed in southern Ethiopia, in several parts of Somalia in isolated parts of western and central Uganda, in part of northwestern South Sudan, in central to eastern Sudan, …
Standardized Precipitation Index
Moderate to extremely wet rainfall conditions were observed western Eritrea, in parts of eastern and southern Sudan, in western, northwestern, southern and eastern Ethiopia, in several parts of Somalia, and South Sudan, in northeastern, eastern, …
Standardized Precipitation Index
Moderately to severely wetter than usual rainfall conditions were observed in a few areas in south-eastern Sudan, western Ethiopia, central and south-central South Sudan, south-western and western parts of Uganda, parts of western Kenya, north-western …
Standardized Precipitation Index
- Moderate to severely wetter than usual rainfall conditions were observed in a few areas in western South Sudan; north-east and central parts Ethiopia, south-west Uganda, southern Burundi and northwest Tanzania.
- Usual rainfall conditions were observed …
Standardized Precipitation Index
- Moderately wetter to severely wetter than usual conditions observed in western Sudan, southern and eastern parts of South Sudan; south-eastern, eastern and north-eastern Uganda; and central and northern costal parts of Tanzania.
- Usual rainfall conditions …
Standardized Precipitation Index
Moderately dry to severely dry conditions were observed in a few pockets in Sudan and western South Sudan, the Horn of Africa region including southeastern Ethiopia, northeastern Kenya and several parts of Somalia, southern parts …
Standardized Precipitation Index
Moderately dry to severely dry conditions were observed in several parts of Somalia, in southern and northeastern parts of Ethiopia, in a few parts of western South Sudan, central and south-central Uganda, and central Sudan. …