Climate averages 1991–2020
Sennar weather
in September.
A very hot, moderately wet month: the 8th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a very hot month in Sennar: daytime highs average 35.2°C and nights cool to about 24.6°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 50 mm of rain on roughly 11 days, which makes September a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 13 min on an average September day.
The nearest other city in this atlas is Singa (61 km away). In September its highs average 34.0°C, 1.3°C cooler than Sennar, with 57 mm of rain.
Among the 22 cities listed in Sudan, Sennar ranks 9th of 22 for the warmest September highs and 12th of 22 for the driest September (rainfall, lowest first). The mean September high of those 22 cities is 34.7°C; Sennar is 0.6°C warmer than that mean.
From September to October, average highs rise by 1.9°C to 37.1°C, and monthly rainfall falls from 50 mm to 23 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Sennar climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 33.5°C19.2°C | 19.2°C | 0.1 | 0.0 | 11.411 h |
| February | 35.9°C20.9°C | 20.9°C | 0.1 | 0.0 | 11.712 h |
| March | 38.8°C23.3°C | 23.3°C | 0.5 | 0.1 | 12.012 h |
| April | 41.1°C26.1°C | 26.1°C | 1.9 | 0.8 | 12.412 h |
| May | 40.4°C27.5°C | 27.5°C | 18 | 5.1 | 12.713 h |
| June | 38.4°C27.1°C | 27.1°C | 27 | 7.6 | 12.913 h |
| July | 34.8°C25.0°C | 25.0°C | 73 | 15.5 | 12.813 h |
| August | 33.1°C24.0°C | 24.0°C | 95 | 16.1 | 12.613 h |
| September, selected | 35.2°C24.6°C | 24.6°C | 50 | 11.0 | 12.212 h |
| October | 37.1°C25.2°C | 25.2°C | 23 | 6.4 | 11.812 h |
| November | 37.0°C23.6°C | 23.6°C | 0.6 | 0.2 | 11.512 h |
| December | 34.4°C20.7°C | 20.7°C | 0 | 0.0 | 11.311 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Singa in SeptemberSudan · 61 kmHigh 34.0°C · Low 24.0°C · 57 mm rain
- Wad Medani in SeptemberSudan · 93 kmHigh 36.6°C · Low 25.4°C · 28 mm rain
- Al Manāqil in SeptemberSudan · 98 kmHigh 36.7°C · Low 25.4°C · 30 mm rain
- Kosti in SeptemberSudan · 108 kmHigh 34.9°C · Low 24.6°C · 39 mm rain
- Ad Douiem in SeptemberSudan · 144 kmHigh 35.9°C · Low 25.4°C · 32 mm rain
- Al Qadarif in SeptemberSudan · 203 kmHigh 32.9°C · Low 23.0°C · 64 mm rain
- Ad-Damazin in SeptemberSudan · 216 kmHigh 31.3°C · Low 23.5°C · 104 mm rain
- Khartoum in SeptemberSudan · 247 kmHigh 38.6°C · Low 26.5°C · 9.4 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Sennar) is explained once on the Sennar year overview and on the Sources, method and limits page.