21-30 September, 2025

Rainfall

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, pockets in the northern parts of Ethiopia, Djibouti and northern Somalia.
  • 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 Uganda, South Sudan, Ethiopia, Somalia, Eritrea, and Sudan.

Drier Than Normal Conditions (Yellow and Orange)

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

No Rain (White)

  • No Rain: Indicated in the very northern and eastern dry areas, particularly along the coast of Eritrea, Sudan, parts Somalia, and much of Kenya and Tanzania.
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. The dark green (201–300 mm) was observed in isolated pockets within the central region of Ethiopia.
  • Significant Rainfall (51–100 mm and 26–50 mm): These categories cover vast areas, forming a wide, central-to-western band across the region, including:
    • A few pockets in Eritrea, Djibouti and Somalia
    • Most of southern Sudan and South Sudan.
    • Large sections of Ethiopia (especially the western highlands).
    • Western Kenya, Uganda, Rwanda, Burundi 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.

Very Low or No Rain (Light Grey and White)

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

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Showing 163 results
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in western, central to eastern Sudan, in several parts of Eritrea, in coastal Djibouti, in northern and southern Ethiopia, in several parts of Somalia, in central to southeastern Uganda, …

21 - 30 September 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in southern parts of Eritrea, in isolated areas in the southern parts of Sudan, in several parts of South Sudan, in parts of southwestern, and northeastern Ethiopia, in parts …

1 - 10 September 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in southeastern and parts of southwestern and south-central Sudan, in eastern and southern parts of South Sudan, in parts of western and southern Ethiopia, in southeastern Somalia, in western …

21 - 31 August 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter than and much wetter than usual conditions were observed in central, western and eastern Sudan, in several parts of Eritrea and Djibouti, in central and southern parts of South Sudan, in northeastern Ethiopia, in …

10 - 20 August 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in southwest south-central and southeastern Sudan, in much of western South Sudan, in northern and southwestern Uganda, in parts of western and parts of western Ethiopia, in several parts …

1 - 10 August 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter than and much wetter than usual conditions were observed in eastern to western and southwestern parts of Sudan, in central Eritrea, in parts of Djibouti, in northeastern part of Ethiopia, in parts of northern …

21 - 31 July 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter than and much wetter than usual conditions were observed in central to southwestern Sudan, in southern parts of Eritrea, southern parts of Djibouti, in parts of central and southeastern South Sudan, in western, central …

11 - 20 July 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter than and much wetter than usual conditions were observed in central to eastern Sudan and southern parts of Sudan, in western Eritrea, in parts of western, central and southeastern South Sudan, in southwestern central …

1 - 10 July 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Moderate to heavy rainfall of exceeding 100 mm was observed parts of central Ethiopia and in parts of western Kenya.

Moderate rainfall of between 26-100 mm was observed in southern parts of Sudan, in several …

1 - 10 July 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in much of Uganda and in southern parts of South Sudan, in central parts of Sudan, in parts of central and eastern Ethiopia, in parts of western and northwestern …

21 - 30 June 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in several parts of South Suda ,in north eastern and southwester Ethiopia, in northwestern and southeastern Somalia, in northeastern and southwestern Uganda, in northwestern and in parts of central …

11 - 20 June 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in eastern and southwestern Ethiopia, in northwestern, central and coastal Kenya, in northwestern and southeastern Somalia, in northeastern and southwestern Uganda, in several parts of Rwanda and Burundi, and …

1 - 10 June 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in southern parts of Sudan, in western and central Eritrea, in several parts of Ethiopia and Somalia, in southeastern parts of South Sudan, in much of Rwanda and Burundi, …

21 - 31 May 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than usual conditions were observed in southern parts of Sudan, in western Eritrea, in several parts of northern, southern and central South Sudan, in central southern and eastern Ethiopia, in several parts of Somalia, …

11 - 20 May 2024 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter than and much wetter than usual conditions were observed in central and northwestern parts of Somalia, in southern and eastern Ethiopia, in several parts of Kenya, and in parts of southern Tanzania.

Drier than …

1 - 10 May 2024 Read More