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 to heavy rainfall 100 -200mm was observed in a western Ethiopia.

Moderate rainfall of between 26 - 100 mm was observed in southern parts of Sudan, in southwestern Eritrea, in much of South Sudan, …

11 - 20 August 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall 100 -200mm was observed in the a few isolated places in western Kenya and western Ethiopia.

Moderate rainfall of between 26 - 100 mm was observed in western and southern parts …

1 - 10 August 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall 100 -200mm was observed in the western parts of Ethiopia.

Moderate rainfall of between 26 - 100 mm was observed in much of the southern parts of Sudan, in western Eritrea, …

21 - 31 July 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate rainfall of between 26 - 100 mm was observed in southern parts of Sudan, in much of South Sudan, the western, northern and central Ethiopia, in western Eritrea, in northern eastern and southeastern Uganda, …

1 - 10 July 2023 Read More
Recent rainfall totals
Recent rainfall totals

Heavy rainfall of between 100 – 200 mm was observed in western part of Ethiopia.

Moderate to heavy rainfall of between 26 - 100 mm was observed in parts of northwestern and western Ethiopia, in …

21 - 30 June 2023 Read More
Recent rainfall totals
Recent rainfall totals

Heavy rainfall of between 100 – 200 mm was observed in western and northern parts of Ethiopia.

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

11 - 20 June 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall of between 26 - 100 mm was observed in southwestern Sudan, in western, central and northern South Sudan, and in western and northwestern Ethiopia.

Light rainfall of between 5 - 25 …

1 - 10 June 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall of between 26 - 100 mm was observed in western South Sudan, in western, southern, central and eastern parts of Ethiopia, in parts of western Eritrea, in parts of northern Somalia, …

21 - 31 May 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate rainfall between 26 - 100 mm was observed in western South Sudan, in western and central Ethiopia, in parts of western, central and southeastern Uganda, in western, central and parts of coastal Kenya, and …

11 - 20 May 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall (51 - 200 mm) observed in much of the central and southern parts of Ethiopia, central and southern parts of South Sudan, much of Uganda, southern parts of Somalia, several parts …

21 - 30 April 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall between 51 - 200 mm was observed in southwestern part of Ethiopia, in eastern, central and western parts of Kenya in southwestern Somalia, in eastern Rwanda, southeastern Uganda, in much of …

11 - 20 April 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to heavy rainfall between 51 -200 mm was observed in central and southwestern parts of Ethiopia, in southern parts of Somalia, in western, central and parts of eastern Kenya, in much of Rwanda and …

1 - 10 April 2023 Read More
Recent rainfall totals
Recent rainfall totals

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

Moderate rainfall between 26 - 50 mm was observed in southern parts of Burundi, and in much …

1 - 10 February 2023 Read More
Recent rainfall totals
Recent rainfall totals

Moderate rainfall between 51 - 100 mm was observed in southwestern Rwanda, and in several parts of western and southern Tanzania

Moderate rainfall between 26 - 50 mm was observed in southwestern part of Rwanda, …

21 - 31 January 2023 Read More
Recent rainfall totals
Recent rainfall totals

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

Moderate rainfall between 26 - 50 mm was observed in much of Burundi and in northwestern parts …

11 - 20 January 2023 Read More