Observed climate conditions for May to July (MJJ) 2026

Rainfall

Recent rainfall totals

Moderate to high rainfall amounts (>500mm)

  • Observed in the western parts of Ethiopia and western parts of South Sudan.

Moderate rainfall amounts (201-500mm)

  • Observed along the coastal parts of Tanzania and Kenya, western parts of Kenya, eastern to northern parts of Uganda, several parts of South Sudan, southern parts of Sudan and Ethiopia.

Light rainfall between (11-200mm)

  • Observed in Tanzania, Burundi, Rwanda, Uganda, Kenya, Somalia, Ethiopia, South Sudan, Djibouti, Eritrea and Sudan.

No rainfall or less than 10mm

Observed mostly in the northern parts Sudan.

Standardized Precipitation Index

Moderately dry to severely dry conditions

  • These conditions prevailed across much of the region, including parts of Tanzania, Burundi, Rwanda, Uganda, Kenya, Ethiopia, Somalia, Djibouti, Eritrea, and Sudan.

Moderate wet to extremely wet rainfall conditions

  • These conditions were observed in localized areas of Tanzania, southeastern Kenya, Somalia, and Sudan.

Usual rainfall conditions were observed in the rest of the region.

Recent rainfall anomalies

Drier than and much drier than usual conditions

  • These conditions prevailed across most parts of the region, affecting all countries in Greater Horn Africa.

Wetter and much wetter than usual conditions

  • These conditions were confined to localized areas, including southern Tanzania, parts of Somalia, and isolated pockets in northern Sudan.

Usual rainfall conditions were observed in much of the rest of the region.

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Showing 175 results
Recent rainfall anomalies
Recent rainfall anomalies
  • Wetter than usual conditions were observed in north-western Tanzania and in a few isolated areas in western and central South Sudan; and in central and north-western Ethiopia.
  • Usual rainfall conditions were observed in over much …
OND - 2021 Read More
Recent rainfall totals
Recent rainfall totals
  • Heavy rainfall exceeding 1000 mm was not recorded in the region.
  • Moderate rainfall between 500 - 1000 mm was observed over northwestern part of Tanzania and in isolated part of southern Burundi.
  • Light rainfall between …
OND - 2021 Read More
Standardized Precipitation Index
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 …
OND - 2021 Read More
Recent rainfall totals
Recent rainfall totals
  • Heavy rainfall (between 500 - 1000 mm) observed over highlands of western Kenya, south-eastern Uganda and isolated areas in central Tanzania and central Burundi.
  • Moderate rainfall (between 100 - 500 mm) observed in most …
OND - 2020 Read More
Standardized Precipitation Index
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 …
OND - 2020 Read More
Recent rainfall anomalies
Recent rainfall anomalies
  • Much wetter than usual conditions not observed over Mara mountain region of Darfur region of Sudan, north-eastern Lake Victoria basin of Kenya, north-eastern and Lake Victoria basin of Uganda in the GHA region.
  • Wetter than …
OND - 2020 Read More
Standardized Precipitation Index
Standardized Precipitation Index

Moderately dry to severely dry conditions

  • Observed in the southeastern tip of Tanzania, eastern parts of Kenya, southern Somalia, central and southern Ethiopia and a few pockets in southeastern and western South Sudan.

Moderate wet …

DJF - (2025 - 2026) Read More
Recent rainfall totals
Recent rainfall totals

Moderate to high rainfall amounts (>500mm)

  • Observed in the southwestern parts of Tanzania.

Moderate rainfall amounts (201-500mm)

  • Observed in much of Rwanda and Burundi, in southeastern to western parts of Tanzania, in parts of southern …
DJF - (2025 - 2026) Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than and much drier than usual conditions

  • Dominated the eastern parts of the region including part of Tanzania, Kenya, Somalia, Ethiopia, Djibouti, and Eritrea. These conditions were also experienced in Sudan, South Sudan, southeastern …
DJF - (2025 - 2026) Read More
Standardized Precipitation Index
Standardized Precipitation Index

Moderately dry to severely dry conditions were observed in the major parts of the region including Sudan, southeastern Ethiopia, Somalia, Kenya, S. Sudan, Uganda and Tanzania.

Moderate wet to severely wet rainfall conditions were observed …

SON - 2025 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in the Horn of Africa region including Kenya, Ethiopia and Somalia, in Tanzania, parts of Uganda, a few pockets in S. Sudan and Sudan.

Wetter than and much wetter …

SON - 2025 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to high rainfall amounts of exceeding 500mm was observed in a few areas in western parts of Ethiopia, a few pockets in western South Sudan, western Uganda and in parts of western Kenya.

Moderate …

SON - 2025 Read More
Recent rainfall anomalies
Recent rainfall anomalies

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 …

DJF - 2025 Read More
Recent rainfall totals
Recent rainfall totals

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 …

DJF - 2025 Read More
Standardized Precipitation Index
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 …

DJF - 2025 Read More