11-20 October, 2025

Rainfall

Recent rainfall totals

High Rainfall Accumulation (Dark Green to Light Green)

  • Highest Rainfall (201–300 mm and 101–200 mm): These values are extremely high for a 10-day period. Rainfall amounts between 101 and 300 mm was observed in western southern and southeastern region of Ethiopia, central Somalia, western and northeastern South Sudan, much of Uganda, western parts of Kenya, and northwestern Tanzania.
  • Significant Rainfall (51–100 mm and 26–50 mm): These categories cover vast areas, forming a wide, central-to-western band and northeastern across the region, including:
    • A few pockets in Somalia
    • Most of southern western and eastern South Sudan.
    • Large sections of Ethiopia (especially the western and southern parts).
    • Western Kenya, Uganda, Rwanda, and a few pockets in Tanzania.

Moderate to Low Rainfall (Yellow and Orange)

  • Low Rainfall (11–25 mm and 6–10 mm): These values typically ring the high-rainfall areas and transition into the driest zones. They are concentrated over:
    • All countries in the GHA region except Djibouti.

Very Low or No Rain (Light Grey and White)

  • Very Low Rainfall (1–5 mm): Forms a major transitional zone across central Sudan, parts of Eritrea, Ethiopia, Somalia, much of eastern Kenya, and most parts of Tanzania.
  • Negligible/No Rain (<1 mm or No Data): These dry conditions dominate northern Sudan, northern parts of Ethiopia, and northwestern parts of Kenya and Tanzania.
Recent rainfall anomalies

Wetter Than Normal Conditions (Green and Light Green)

  • Much Wetter than Normal (Dark Green): Concentrated heavily over the northern parts of the region including Sudan, South Sudan, parts of Eritrea, Ethiopia, central Somalia and the equatorial region including parts of Uganda, and western Kenya.
  • Wetter than Normal (Light Green): Forms a wide band surrounding the darkest green area, covering most of countries highlighted above.

Near Normal Conditions (Light Blue)

  • Near Normal: Predominantly observed in large parts of western and northern parts of the region including Uganda, South Sudan, Ethiopia, Somalia, Eritrea, Kenya and Sudan.

Drier Than Normal Conditions (Yellow and Orange)

  • Drier than Normal (Yellow) and Much Drier than Normal (Orange): These conditions dominate the northern and southern parts of the region.
    • Significant drier areas cover most of central Sudan, northwestern Eritrea, northern Ethiopia, southern Somalia, eastern Kenya, much of Tanzania, and in Burundi.
    • The orange ('Much drier than normal') is evident across most of the countries highlighted.

No Rain (White)

  • No Rain: Indicated in the very northern and the dry parts of the region, particularly in northern parts of Sudan, northern Ethiopia, and northwestern Kenya as well as central and southern Tanzania.

All Products

Filter by Product Type
Filter by Region
Filter by Dekad
Filter by Year
Filter by Month
Showing 496 results
Standardized Precipitation Index
Standardized Precipitation Index
  • Moderately to severely wetter than usual conditions were observed over western and eastern Sudan, most parts of Eritrea, north-eastern Ethiopia, and south-eastern South Sudan.
  • Usual rainfall conditions were observed over the White Nile parts of …
21 - 31 July 2021 Read More
Recent rainfall anomalies
Recent rainfall anomalies
  • Much wetter than usual conditions were observed over north-western and north-eastern Sudan.
  • Wetter than usual conditions were observed over most parts of western and central parts of Sudan.
  • Usual rainfall conditions are observed in most …
21 - 31 July 2021 Read More
Recent rainfall totals
Recent rainfall totals
  • Usual dry (usually dry in this time of season) was observed over northern Somali, Somali region of Ethiopia, north-eastern Kenya, south-western Uganda, everywhere in Rwanda, Burundi, and most parts of Tanzania.
  • Rainfall between 5 - …
21 - 31 July 2021 Read More
Recent rainfall anomalies
Recent rainfall anomalies
  • Much wetter than usual conditions observed over most parts of southern and central Sudan.
  • Wetter than usual conditions observed over western Sudan, north-western and northern parts of South Sudan.
  • Usual rainfall conditions observed in most …
11 - 20 July 2021 Read More
Recent rainfall totals
Recent rainfall totals
  • Moderate rainfall between 50 - 100 mm observed in northern and south-western parts of South Sudan and highlands of Ethiopia.
  • Light rainfall between 25 - 50 mm observed in highlands of western Kenya, central and …
11 - 20 July 2021 Read More
Recent rainfall totals
Recent rainfall totals
  • Moderate to heavy rainfall between 100 - 200 mm observed in north-western to central parts of Ethiopia.
  • Moderate rainfall between 50 - 100 mm observed in south-western, south-central and south-eastern parts of Sudan, south-western Eritrea, …
11 - 20 July 2021 Read More
Standardized Precipitation Index
Standardized Precipitation Index
  • Moderately to severely wetter than usual conditions observed over western and northern bahr El Gazal in South Sudan, white and Blue Nile states in Sudan, and the Lake Victoria basins.
  • Usual rainfall conditions observed over …
11 - 20 July 2021 Read More
Recent rainfall anomalies
Recent rainfall anomalies
  • Much wetter than usual conditions observed in central parts of Sudan, central Eritrea, in isolated parts of northern Ethiopia, north-western Somalia, and eastern Djibouti.
  • Wetter than usual conditions observed in northern Ethiopia.
  • Usual rainfall conditions …
11 - 20 July 2021 Read More
Recent rainfall totals
Recent rainfall totals
  • Moderate rainfall (between 50 - 100 mm) observed in southwest parts of South Sudan, southwestern part of Ethiopia, isolated part in White Nile and the Blue Nile in Sudan.
  • Light rainfall (between 25 - 50 …
1 - 10 June 2021 Read More
Recent rainfall anomalies
Recent rainfall anomalies
  • Much wetter than usual conditions observed over isolated in White Nile and Aljazeera regions of Sudan and western Bahr El gazal part of South Sudan.
  • Wetter than usual conditions observed over the southern part and …
1 - 10 June 2021 Read More
Standardized Precipitation Index
Standardized Precipitation Index
  • Wetter than usual conditions observed over the southern part and Blue Nile of Sudan and central parts of South Sudan.
  • Usual rainfall conditions observed in south-western and northern parts of South Sudan, strip on the …
1 - 10 June 2021 Read More
Standardized Precipitation Index
Standardized Precipitation Index

  • Moderately wetter to severely wettest than usual conditions observed in isolated parts southeast Tanzania.
  • Usual rainfall conditions observed over most parts of north and central Sudan, western central and southern South Sudan, Eritrea, Djibouti, south …
21 - 31 May 2021 Read More
Recent rainfall totals
Recent rainfall totals

  • Moderate to heavy rainfall (between 100 - 200 mm) was not recorded in the third dekad of May 2021.
  • Moderate rainfall (between 50 - 100 mm) observed in southwest parts of South Sudan, southwestern part …
21 - 31 May 2021 Read More
Recent rainfall anomalies
Recent rainfall anomalies

  • Much wetter than usual conditions was not observed in any part of the region.
  • Wetter than usual conditions observed southeast part of Tanzania and a few patchy parts of central South Sudan.
  • Usual rainfall conditions …
21 - 31 May 2021 Read More
Recent rainfall anomalies
Recent rainfall anomalies
  • Much wetter than usual conditions observed over much of northern and eastern Ethiopia, Djibouti, southern Eritrea, north-western and central Somalia, eastern Uganda; western, central and southern Kenya; southern areas of Sudan, northern and south-eastern South …
1 - 10 May 2021 Read More