10 - 17 June 2026

Rainfall

Temperature

Rainfall forecast (anomalies)

Rainfall anomalies

  • More than usual rainfall expected over south-western parts of Sudan, north-western South Sudan, western Ethiopia and isolated areas of eastern Tanzania.
  • Less than usual rainfall expected over South Sudan, Uganda, western region of Kenya, central to northern Ethiopia and isolated areas over central to southern coastal Somalia.
Heavy rainfall

Exceptional rainfall

  • Rainfall exceeding the 90th percentile expected over the south-western parts of Ethiopia, and isolated areas in both southern Sudan and north-western South Sudan.
Temperature forecast (Anomalies)

Temperature anomalies

  • Warmer than usual temperatures expected over most parts of the GHA. 
  • Cooler than usual temperatures expected over isolated regions across the GHA.  
Temperature forecast

Mean temperatures

  • Elevated temperatures exceeding 32°C expected over Sudan, Eritrea, Djibouti and north-eastern parts of Ethiopia. 
  • Moderate to high temperatures (20-32℃) expected over most parts of the GHA. 
  • Mild temperature conditions (less than 20℃) expected over Rwanda, Burundi, central to western regions of Kenya, central Tanzania, central to northern Ethiopia. 
Heat Stress
Heat Stress
  • Elevated heat stress within the ‘Extreme Caution’ category expected over most parts of South Sudan, Sudan, Eritrea, Djibouti, eastern and northern Kenya, Somalia and north-eastern regions of Ethiopia. 
Rainfall forecast

Total rainfall

  • Moderate rainfall (50-200 mm) expected over parts of southern Sudan, north-western areas of South Sudan and western parts of Ethiopia.
  • Light rainfall (less than 50 mm) expected over eastern and southern Tanzania, southern Kenya, central to southern Somalia, most parts of South Sudan, central to south-eastern Sudan, and some parts of southern Ethiopia.