May weather forecastKhartoum, Sudan

River Nile flowing past the city of Khartoum, SudanRiver Nile flowing past the city of Khartoum, Sudan

May

Weather in May

Strongly entering the second quarter, May pushes the heat parameters, challenging previous months. The fierce Khartoum sun generously replaces the needed warmth, competing with the sizzling temperatures. The skies make a remarkable shift, welcoming a slight rainfall after the long drought. During May the temperatures reach a new high, fluctuating from 27.3°C (81.1°F) jumping to a blistering 41.9°C (107.4°F). As the city swelters under its hottest month, June's beckoning modest relief is a welcomed sight.

Temperature

May is Khartoum's warmest month, registering average high temperatures of 41.9°C (107.4°F) and lows of 27.3°C (81.1°F).

Humidity

The average relative humidity in May in Khartoum, Sudan, is 19%.

Rainfall

March, May through November are months with rainfall in Khartoum. May is the first month it rains in Khartoum. Throughout May, in the average 0.9 rainfall days, it receives 4mm (0.16") of precipitation. Throughout the year, there are 14.7 rainfall days, and 121mm (4.76") of precipitation is accumulated.

Daylight

The average length of the day in May is 12h and 51min.
On the first day of May, sunrise is at 05:25 and sunset at 18:07. On the last day of the month, sunrise is at 05:17 and sunset at 18:17 CAT.

Sunshine

In May, the average sunshine is 9.7h.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Khartoum. A UV Index of 11, and more, symbolizes an excessive health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 12 in May translates into the following recommendations:
Employ all critical precautions. Guarding against sun damage is essential. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Following every swim or outdoor workout, a sunscreen with an SPF of not less than 30 should be liberally applied and re-applied frequently, even on overcast days.

Frequently asked questions

May, characterized by an average high temperature of 41.9°C (107.4°F) and a low temperature of 27.3°C (81.1°F), is generally the warmest month in Khartoum, Sudan.

May temperatures in Khartoum, Sudan, vary between a high-temperature of 41.9°C (107.4°F) and a low-temperature of 27.3°C (81.1°F).

In May, the average relative humidity is 19%.

May is the first month it rains. Throughout May, in the average 0.9 rainfall days, it receives 4mm (0.16") of precipitation.

In Khartoum, the average day length in May is 12h and 51min.

In May, on the first day of the month, sunrise is at 05:25 and sunset at 18:07. On the last day of the month, sunrise is at 05:17 and sunset at 18:17 CAT.

In May, the average sunshine duration is 9.7h.

The months with the highest UV index in Khartoum, Sudan, are March through September, with an average maximum UV index of 12.

In May, the average daily maximum UV index in Khartoum is 12. A UV Index value of 11, and more, symbolizes an extreme health vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average UV index

Average temperature in May
Khartoum, Sudan

  • Average high temperature in May: 41.9°C

The warmest month (with the highest average high temperature) is May (41.9°C).
The month with the lowest average high temperature is January (30.7°C).

  • Average low temperature in May: 27.3°C

The month with the highest average low temperature is June (27.6°C).
The coldest month (with the lowest average low temperature) is January (15.6°C).

Average humidity in May
Khartoum, Sudan

  • Average humidity in May: 19%

The month with the highest relative humidity is August (49%).
The month with the lowest relative humidity is April (16%).

Average rainfall in May
Khartoum, Sudan

  • Average rainfall in May: 3.9mm

The wettest month (with the highest rainfall) is August (48.3mm).
The driest months (with the least rainfall) are January, February, April and December (0mm).

Average rainfall days in May
Khartoum, Sudan

  • Average rainfall days in May: 0.9 days

The month with the highest number of rainy days is August (4.2 days).
The months with the least rainy days are January, February, April, November and December (0 days).

Average daylight in May /
Average sunshine in May
Khartoum, Sudan

  • Average daylight in May: 12h and 54min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).

  • Average sunshine in May: 9h and 42min

The month with the most sunshine is February (Average sunshine: 11h and 6min).
The months with the least sunshine are July and August (Average sunshine: 9h and 0min).

Average UV index in May
Khartoum, Sudan

  • Average UV index in May: 12

The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 8).