21-31, August 2021

Rainfall

Recent rainfall totals
  • Heavy to moderate rainfall between 50 - 100 mm was observed in highlands of central and northern Ethiopia, western Darfour region of Sudan, north-western parts of South Sudan, and isolated areas in western Kenya.
  • Light rainfall between 25 - 50 mm was observed in most parts of South Sudan, southern and eastern parts of Sudan, scattered areas in Uganda, and the highlands of western Kenya.
  • Rainfall between 5 - 25 mm was observed in southern Uganda, coastal parts of Kenya, northern Sudan, and north-eastern Ethiopia.
  • Usual dry (usually dry in this time of season) was observed everywhere in Tanzania; southern, north-eastern, and northern Kenya; Somali region of Ethiopia, and central and northern Somalia.
Recent rainfall anomalies
  • Much wetter than usual conditions were observed in north-eastern Ethiopia and northern Somalia.
  • Wetter than usual conditions were observed in isolated areas the Blue Nile, eastern Darfour region, and north-eastern Ethiopia.
  • Usual rainfall conditions were observed over much of southern and central parts of Sudan, southern north-eastern and north-western South Sudan, most parts of Uganda, western Kenya, and most parts of Ethiopia.
  • Moderately drier than usual conditions were observed over western, north-eastern, and southern parts of Sudan; central, Jonglei, and Bibor regions of South Sudan; the highlands of central Ethiopia, the Lake Victoria basin sites of Uganda, and Tanzania.
Standardized Precipitation Index
  • Moderately to severely wetter than usual conditions were observed over the Blue Nile of Sudan, and north-eastern Ethiopia.
  • Usual rainfall conditions were observed over much of the southern and central parts of Sudan; southern, north-eastern, and north-western South Sudan, most parts of Uganda, western Kenya, most parts of Ethiopia.
  • Moderately to severely drier than usual conditions were observed over western Darfour and south Kordofan regions of Sudan, Jonglei and Bibor regions of South Sudan, and the highlands of central Ethiopia.

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Recent rainfall totals
Recent rainfall totals

High Rainfall Accumulation (101-300mm)

  • Highest Rainfall (201-300mm): These amounts were recorded mostly in the southern parts of Ethiopia and a few areas in northern Kenya.
  • High Rainfall (101-200mm): These amounts were recorded in southern and …
21 - 31 March 2026 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter than Normal to much wetter than normal Conditions

  • Much wetter than Normal: This category was observed in much of Tanzania, Burundi, Rwanda, southeastern and northern parts of Uganda, several parts of Kenya, southeastern parts …
21 - 31 March 2026 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter than Normal to much wetter than normal rainfall Conditions

  • Much wetter than Normal: This category was observed in much of Tanzania, southern and eastern parts of Uganda, several parts of Kenya, southeastern part of …
11 - 20 March 2026 Read More
Recent rainfall totals
Recent rainfall totals

  • Very High rainfall (>200mm) amounts were recorded in a few areas in the southwestern and coastal parts of Tanzania.
  • High Rainfall (101-200mm) amounts were recorded in southern and a few hotspots in northern Tanzania, as …
11 - 20 March 2026 Read More
Recent rainfall totals
Recent rainfall totals

High Rainfall Accumulation Highest Rainfall (101–200mm)

  • These amounts were recorded in southwestern Ethiopia, southwestern parts of Kenya, and a few parts in Tanzania.

Moderate to high Rainfall of between (26-100mm)

  • These were observed southwestern Ethiopia, …
1 - 10 March 2026 Read More
Recent rainfall totals
Recent rainfall totals

Wetter than Normal to much wetter than normal Conditions

  • Much wetter than Normal: This category was observed in much of Tanzania, Rwanda, Burundi, Kenya, southern tip of Somalia, southern Ethiopia and coastal areas in Djibouti. …
1 - 10 March 2026 Read More
Recent rainfall totals
Recent rainfall totals

High Rainfall Accumulation Highest Rainfall (101–200mm)

  • Rainfall amounts between 101 and 200 mm were recorded in some parts of central Kenya and some areas across the north-south transect in the Rift Valley region of Tanzania. …
21 - 28 February 2026 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter Than Normal to much wetter than normal Conditions

  • Much wetter than Normal: This category was observed along the south-north transect of the Rift Valley regions of Kenya and Tanzania, northwestern Tanzania, northeastern Burundi, and …
21 - 28 February 2026 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter Than Normal Conditions (Green and Light Green)

  • Much Wetter than Normal (Dark Green): Observed over the southwestern parts including in southwestern Uganda, Rwanda, Burundi and most parts of Tanzania.
  • Wetter than …
1 - 10 February 2026 Read More
Recent rainfall totals
Recent rainfall totals

High Rainfall Accumulation (Dark Green to Light Green)

  • Significant Rainfall (51–100 mm and 26–50 mm): These categories cover areas, in the southwestern parts of the region, including: Western Kenya, several parts of Uganda, Rwanda, Burundi …
1 - 10 February 2026 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter Than Normal Conditions (Green and Light Green)

  • Much Wetter than Normal (Dark Green): Concentrated heavily in Rwanda, Burundi, and Tanzania.
  • Wetter than Normal (Light Green): Forms a wide band surrounding the darkest …
21 - 31 January 2026 Read More
Recent rainfall totals
Recent rainfall totals

High Rainfall Accumulation (Dark Green to Light Green)

  • Highest Rainfall (201–300 mm and 101–200 mm): Rainfall amounts between 101 and 300 mm was observed in a few parts in Tanzania.
  • Significant Rainfall (51–100 mm …
21 - 31 January 2026 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter Than Normal Conditions (Green and Light Green)

  • Much Wetter than Normal (Dark Green): Concentrated heavily over the southern parts of the region including western Tanzania, and Burundi.
  • Wetter than Normal (Light Green): …
11 - 20 January 2026 Read More
Recent rainfall totals
Recent rainfall totals

High Rainfall Accumulation (Light Green to Dark Green)

  • Highest Rainfall (101–200 mm): These values were concentrated in southwestern parts of the region including western parts of Tanzania.
  • Significant Rainfall (26–50 mm & 51–100 mm): …
11 - 20 January 2026 Read More
Recent rainfall totals
Recent rainfall totals

High Rainfall Accumulation (Dark Green to Light Green)

  • Significant Rainfall (51–100 mm and 26–50 mm): These categories cover areas, in the southwestern parts of the region, including:
    • Several parts of Rwanda and Burundi.
    • Several …
1 - 10 January 2026 Read More