Khartoum is warmest in May, averaging 42° by day and 26° at night. The wettest month is August with 146 mm, and the year brings about 323 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 31° | 14° | 0 mm | 11.2 h | Beach weather |
| February | 32° | 16° | 0 mm | 11.5 h | Beach weather |
| March | 37° | 19° | 0 mm | 11.9 h | Very hot |
| April | 41° | 22° | 0 mm | 12.4 h | Very hot |
| May | 42° | 26° | 9 mm | 12.7 h | Very hot |
| June | 42° | 28° | 12 mm | 12.9 h | Very hot |
| July | 37° | 27° | 99 mm | 12.8 h | Very hot |
| August | 33° | 25° | 146 mm | 12.5 h | Mild |
| September | 36° | 25° | 51 mm | 12.1 h | Beach weather |
| October | 38° | 25° | 6 mm | 11.6 h | Very hot |
| November | 35° | 19° | 0 mm | 11.3 h | Beach weather |
| December | 32° | 15° | 0 mm | 11.1 h | Beach weather |
High and low are average daily maximum and minimum, rain is typical monthly total, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER — averages, not promises.
When to go
Beach weather: January, February, September, November and December — highs around 33°, nights no colder than 14°, and at most 51 mm of rain in a month.
Serious heat: In March, April, May, June, July and October the average high reaches 42°.