Observed Climate for 21-31 October, 2025

Rainfall

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 eastern Uganda, central Kenya, and northwester 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 Ethiopia
    • Most of southern South Sudan.
    • Large sections of Uganda.
    • Western and central Kenya, Rwanda, and 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:
    • Most 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, 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 central Tanzania.
Standardized Precipitation Index

Moderately Wet to severely Wet Conditions

A large area stretching across Kenya from the coastal parts westwards into Uganda and southern South Sudan as well as several parts of Tanzania and Rwanda were characterized by moderately to severely wet conditions.

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, Somalia, northeastern parts of Kenya, Burundi 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 in Uganda, Kenya, northwestern Tanzania, Rwanda, Burundi, and a few patches in Ethiopia and 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 central Uganda, South Sudan, Ethiopia, Somalia, Kenya and Tanzania.

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 Tanzania.

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Recent rainfall anomalies
Recent rainfall anomalies

Wetter than and much wetter than usual conditions were observed in northwest and eastern parts of South Sudan, western Ethiopia, eastern and southern parts of Uganda, much of western and central Kenya, eastern Rwanda, and …

21 - 30 April 2022 Read More
Standardized Precipitation Index
Standardized Precipitation Index

Moderately to extremely wet conditions were observed in northwest and eastern parts of South Sudan, western Ethiopia, southern and eastern Uganda, eastern Rwanda, in western, northwestern, and central parts of Kenya, and in western, northern …

21 - 30 April 2022 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter than usual conditions were observed in northwest, and in eastern parts of South Sudan, western Ethiopia, southwest Uganda, northeast Rwanda, and in eastern and coastal Tanzania.

Usual rainfall conditions were observed in a western …

11 - 20 April 2022 Read More
Recent rainfall totals
Recent rainfall totals

Heavy to moderate rainfall between 50 - 200 mm was observed in southwestern Ethiopia, western and southwestern Uganda, in much of Rwanda, western and central parts of Kenya, and in eastern Tanzania.

Light rainfall between …

11 - 20 April 2022 Read More
Standardized Precipitation Index
Standardized Precipitation Index

Moderately to severely wetter than usual conditions was observed in northwest and northeastern parts of South Sudan, western Ethiopia, southwestern Uganda, northeast Rwanda, in eastern and coastal parts of Tanzania, and in isolated parts of …

11 - 20 April 2022 Read More
Recent rainfall totals
Recent rainfall totals

Heavy to moderate rainfall between 50 - 200 mm observed in southern parts of Tanzania, north-western Burundi, and in isolated parts of western Ethiopia.

Light rainfall between 25 - 50 mm observed in a few …

1 - 10 April 2022 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Wetter than normal conditions observed in southern parts of Tanzania, and in a few places in western Ethiopia and north-western South Sudan.

Usual rainfall conditions observed in a few parts of western Ethiopia, north-eastern and …

1 - 10 April 2022 Read More
Standardized Precipitation Index
Standardized Precipitation Index

Moderately to severely wetter than normal conditions observed in a few areas in the southern part of Tanzania, western Ethiopia, and north-western South Sudan.

Normal rainfall conditions observed over much of Sudan, western Eritrea, central …

1 - 10 April 2022 Read More
Recent rainfall anomalies
Recent rainfall anomalies
  • Much wetter than usual conditions observed in south-western parts of Ethiopia, central Somalia, and highlands of western Kenya.
  • Wetter than usual conditions observed over central and northern Uganda, and south-western Tanzania.
  • Normal rainfall conditions observed …
21 - 31 March 2022 Read More
Recent rainfall totals
Recent rainfall totals
  • Heavy to moderate rainfall between 100 - 200 mm observed over highlands of western Kenya, and isolated parts in southern and western Tanzania.
  • Heavy to moderate rainfall between 50 -100 mm observed in western and …
21 - 31 March 2022 Read More
Standardized Precipitation Index
Standardized Precipitation Index
  • Moderately to severely wetter than normal conditions observed in western Tanzania, central and northern Uganda, highlands of western Kenya, south-eastern Ethiopia, and central Somalia.
  • Normal rainfall conditions observed in southern parts of South Sudan and …
21 - 31 March 2022 Read More
Standardized Precipitation Index
Standardized Precipitation Index
  • Moderately to severely wetter than usual conditions observed in western South Sudan, isolated parts of north-west Ethiopia, and in south-western parts of Tanzania and isolated parts of central Tanzania.
  • Normal rainfall conditions observed over several …
11 - 20 March 2022 Read More
Recent rainfall totals
Recent rainfall totals
  • Heavy to moderate rainfall between 50 - 200 mm observed in south-western parts of Tanzania and in isolated parts of central Tanzania.
  • Light rainfall between 25 - 50 mm observed in isolated parts of the …
11 - 20 March 2022 Read More
Recent rainfall anomalies
Recent rainfall anomalies
  • Wetter than usual conditions observed in western parts of South Sudan, in isolated parts of central Tanzania and over south-western Tanzania, and in a few isolated parts of north-west Ethiopia.
  • Normal rainfall conditions observed in …
11 - 20 March 2022 Read More
Recent rainfall totals
Recent rainfall totals
  • Heavy rainfall (between 101 - 200 mm) observed in southern Tanzania.
  • Heavy to moderate rainfall (between 51 - 100 mm) observed in western Burundi, and south-western and southern Tanzania.
  • Light rainfall between (26 - 50 …
1 - 10 March 2022 Read More