21-31, May 2022

Rainfall

Recent rainfall totals

Heavy to moderate rainfall between 50 - 200 mm was observed in south-western Ethiopia, over much of Uganda, in southern parts of South Sudan, in western parts of Kenya, much of Rwanda and Burundi, and in north-western Tanzania.

Light rainfall between 25 - 50 mm was observed in western, southern and eastern parts of South Sudan, south-western Uganda, central parts of Kenya, eastern Burundi, and in coastal parts of Tanzania.

Rainfall between 5 - 25 mm was observed in southern part of Sudan, northern parts of South Sudan; in northern, central and southern Ethiopia; in parts of north-western and southern Somalia, coastal parts of Kenya, and in north-eastern and eastern parts of Tanzania.

Usual dry (usually dry in this time of season) was observed in much of north and central Sudan, in Eritrea, Djibouti, in north-eastern and south-eastern Ethiopia, northern and central Somalia, in northern and eastern Kenya, and in western, central and southern Tanzania.

Recent rainfall anomalies

Wetter than and much wetter than normal conditions were observed in south-eastern part of South Sudan, south-western Ethiopia; much of western, northern and central Uganda; north-western and south-western Kenya, over much of Rwanda and Burundi, and in north-western Tanzania.

Normal rainfall conditions were observed in northern and central parts of Sudan, in Djibouti, in isolated areas in western and north-eastern South Sudan, western and southern Ethiopia, south-eastern Uganda, western and central parts of Kenya, and central and south-western parts of Tanzania.

Drier than normal conditions were observed over southern parts of Sudan, western and central Eritrea; in northern, central and eastern Ethiopia; over much of northern, central and western parts of South Sudan; in central, eastern and coastal Kenya; over much of Somalia, and in western and eastern parts of Tanzania.

Much drier than normal conditions were observed in some areas of southern Sudan, eastern Ethiopia, and central Somalia.

Standardized Precipitation Index

Moderately to extremely wet conditions were observed in south-eastern part of South Sudan, south-western Ethiopia; in much of northern, western and central Uganda; in north-western and south-western parts of Kenya; over much of Rwanda and Burundi, and in parts of north-western Tanzania.

Normal rainfall conditions were observed over northern, central, south-western, south-central and eastern parts of Sudan; western Eritrea, northern, southern and eastern Ethiopia; north-eastern and central parts of South Sudan; in south-eastern Uganda; in much of northern, eastern, western and central Kenya; in south-western Somalia, and in north-eastern, central and south-western Tanzania.

Moderately to severely drier than normal conditions were observed in southern parts of Sudan, southern Eritrea, in much of Djibouti, Somalia, in north-western and western parts of South Sudan, north-western and north-eastern Ethiopia, in coastal Kenya, and in western and coastal Tanzania.

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Recent rainfall anomalies
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, …
11 - 20 October 2025 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): These values are extremely high for a 10-day period. Rainfall amounts between 101 and 300 mm was observed in western …
11 - 20 October 2025 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): These values are extremely high for a 10-day period. Rainfall amounts between 101 and 300 mm was observed in isolated …
1 - 10 October 2025 Read More
Standardized Precipitation Index
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 …

1 - 10 October 2025 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 northern parts of the region including Sudan, South Sudan, parts of Eritrea, Ethiopia, …
1 - 10 October 2025 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): These values are extremely high for a 10-day period. The dark green (201–300 mm) was observed in isolated pockets within …
21 - 30 September 2025 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 northern parts of the region including Sudan, South Sudan, parts of Eritrea, pockets in …
21 - 30 September 2025 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): These values are extremely high for a 10-day period. The dark green (201–300 mm) is focused in isolated pockets within …
11 - 20 September 2025 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 northern parts of the region including Sudan, South Sudan, Eritrea, Ethiopia, Djibouti and …
11 - 20 September 2025 Read More
Standardized Precipitation Index
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 western Sudan, western Eritrea …

11 - 20 September 2025 Read More
Standardized Precipitation Index
Standardized Precipitation Index

Sudan, in northwestern, western and southern Uganda, in Rwanda, southeastern Ethiopia, in parts of southern Somalia and in northwestern parts of Tanzania.

Moderately wet to severely wet conditions were observed in eastern parts of Sudan, …

1 - 10 September 2025 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to high rainfall exceeding 100mm occurred in northwestern parts of Ethiopia.

Moderate rainfall of between 26-100mm occurred in southern parts of Sudan, in southwestern Eritrea, in much of South Sudan, western and central Ethiopia, …

1 - 10 September 2025 Read More
Recent rainfall anomalies
Recent rainfall anomalies

Drier than and much drier than usual conditions were observed in central Sudan, in South Sudan, in parts of eastern Ethiopia, in northern and southern Somalia, in much of Rwanda and Burundi, in southern Uganda, …

1 - 10 September 2025 Read More
Recent rainfall totals
Recent rainfall totals

Moderate to high rainfall exceeding 100mm occurred in northern, western, and central parts of Ethiopia.

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

1 - 10 August 2025 Read More
Standardized Precipitation Index
Standardized Precipitation Index

Moderately dry to severely dry conditions were observed in western, central to eastern parts of Sudan, in northwestern part of South Sudan, and in western and south-central Uganda.

Moderately wet to severely wet conditions were …

1 - 10 August 2025 Read More