1-10 October, 2025

Rainfall

Standardized Precipitation Index

Moderately Wet to severely Wet Conditions

A large area stretching across the northern and central parts of the region was characterized by moderately to severely wet conditions. These areas include central Sudan, western Eritrea, south and northwestern Ethiopia, and northern Somalia, western and southeastern South Sudan, western parts of Kenya and northwestern parts of Tanzania.

Moderately Dry to Severely Dry Conditions

Countries with pronounced rainfall deficit included a few pockets in the border region between Ethiopia, Sudan and South Sudan, southeastern Ethiopia, central Somalia, and a few pockets in 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, northern Somalia and the equatorial region including eastern Uganda, central to western Kenya and northwestern Tanzania.
  • 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 equatorial 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 northern Ethiopia, southern Somalia, eastern Kenya, much of Tanzania, northwestern Eritrea and in Sudan.
    • 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 eastern dry areas, particularly in northern parts of Sudan, northern Ethiopia, and northwestern Kenya as well as central and southern 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. Rainfall amounts between 101 and 300 mm was observed in isolated pockets within the central region of Ethiopia and western parts of Kenya.
  • 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 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, northwestern and northeastern Kenya, and most parts of Tanzania.
  • Negligible/No Rain (<1 mm or No Data): These dry conditions dominate northern Sudan, parts of Ethiopia, and several parts of Kenya and Tanzania.

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Showing 167 results
Recent rainfall totals
Recent rainfall totals

Moderate rainfall of between 51-100 mm was observed in northwestern and western parts of Ethiopia, in several parts of South Sudan, and in northwestern Uganda.

Moderate rainfall of between 26 - 50 mm was observed …

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

Moderate rainfall of between 51-100 mm was observed in western Ethiopia, western South Sudan, southwestern Uganda, in parts of western, central and coastal Kenya, and in northeastern coast of Tanzania.

Moderate rainfall of between 26 …

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

Moderate rainfall of between 51-100 mm was observed in western parts of Ethiopia, and in parts of western and central Kenya.

Moderate rainfall of between 26 - 50 mm was observed in much of the …

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

Moderate to heavy rainfall of between 51-200 mm was observed in southern Ethiopia, in central Somalia, in central and southeastern Uganda, in western central and coastal parts of Kenya in northern and southern parts of …

1 - 10 May 2024 Read More
Recent rainfall totals
Recent rainfall totals

Heavy rainfall exceeding 200mm was observed in parts of central of Kenya and in southern part of Tanzania.

Moderate to heavy rainfall of between 51-200 mm was observed in southern parts of Ethiopia, in western, …

21 - 30 April 2024 Read More
Recent rainfall totals
Recent rainfall totals

Heavy rainfall exceeding 200mm was observed in central parts of Kenya.

Moderate to heavy rainfall of between 51-200 mm was observed in southwestern Ethiopia, in central and eastern parts of Uganda, in western, central and …

11 - 20 April 2024 Read More
Recent rainfall totals
Recent rainfall totals

Heavy rainfall exceeding 200mm was observed in central parts of Kenya and in part of southwestern Tanzania.

Moderate to heavy rainfall of between 51-200 mm was observed in central Eritrea, in southern Ethiopia, in northern, …

1 - 10 April 2024 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall of between 51-200 mm was observed in several parts of Rwanda and Burundi, in northwestern, western, eastern and southern Tanzania, in parts of southeastern Uganda, in parts of western and southern …

21 - 31 March 2024 Read More
Recent rainfall totals
Recent rainfall totals

Moderate rainfall of between 26 - 100 mm was observed in Rwanda, western and southern Burundi, and in western southern and coastal parts of Tanzania.

Light rainfall of between 6- 25 mm occurred in western …

11 - 20 March 2024 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall of between 51-200 mm was observed in parts of western Kenya, and in parts of western and southern Tanzania.

Moderate rainfall of between 26 - 50 mm was observed in central …

1 - 10 March 2024 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall of between 51-200 mm was observed in western, central and southern Tanzania, and in parts of western Kenya.

Moderate rainfall of between 26 - 50 mm was observed in southeastern Uganda, …

21 - 29 February 2024 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall of between 51-200 mm was observed in much of western and southern Tanzania and in western Rwanda.

Moderate rainfall of between 26 - 50 mm was observed in several parts of …

11 - 20 February 2024 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall of between 51-200 mm was observed in much of western and southern Tanzania.

Moderate rainfall of between 26 - 50 mm was observed in southern Burundi, in part of southwestern Ethiopia, …

1 - 10 February 2024 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall of between 51-200 mm was observed in northwestern, central and southern parts of Tanzania, and in part of western Kenya.

Moderate rainfall of between 26 - 50 mm was observed in …

21 - 31 January 2024 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall of between 51-200 mm was observed in several parts of western, central, eastern and southern Tanzania, and in some parts of western Kenya.

Moderate rainfall of between 26 - 50 mm …

11 - 20 January 2024 Read More