Do you need to know, when is the best time to go to Sudan? Then you should take a look here, what weather you can expect there during the year.
The climate of Sudan is generally hot and dry. Rainy season varies by region, you can expect it from April to November. But the climate ranges from very arid in the north to tropical in the far southwest. Temperatures do not vary much during the year.
When speaking about the usual weather in this state, the information is relevant for example for these popular places: Central Sudan, Darfur, Eastern Sudan, Kassala, Khartoum, Kurdufan, Merowe, Meroë, Northern Sudan, Nyala, Port Sudan, Wad Madani, Wadi Halfa.
Let's look now what weather you can expect in the area around the capital and in many other cities. The warmest month here is June, the average maximum temperature is 42.1 ℃ (107.78 ℉). The average minimum temperature in this month is 28.2 ℃ (82.76 ℉). The coldest month here is January, the average maximum temperature is 30.3 ℃ (86.54 ℉). The average minimum temperature in this month is 16.1 ℃ (60.98 ℉). The most rainy month here is August, the average number of rainy days is 4.2. The least rainy month here is January, the average number of rainy days is 0. 
When travelling to some places in Sudan, always consider the altitude of the the place as well. The highest point here is Jabal Marrah (3042 m) and the lowest point is Red Sea (0 m). So there are huge differences in altitudes in this country and the weather is very different in them therefore. Keep in mind, that the temperature usually decreases by 1.2 - 1.9 ℃ (2.2 - 3.5 ℉) per 200 m (656 ft), depending on the other conditions. (And we should add, that in the very special condition named thermal inversion even the temperature may be higher in higher altitudes.)
Typical (usual) weather in Sudan in January is this: The average highest temperature in Sudan in January is 30.3 ℃ (86.54 ℉). The average lowest temperature is 16.1 ℃ (60.98 ℉). At the beginning of January you can expect higher temperatures, the average highest temperature is around 31.05 ℃ (87.89 ℉). At the end of January you can expect higher temperatures, the average highest temperature is around 31.8 ℃ (89.24 ℉). The average number of rainy days in January is 0. The average rainfall is 0 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:12 (hours and minutes), in the middle of the month 11:18 and at the end of the month 11:26.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in February is this: The average highest temperature in Sudan in February is 33.3 ℃ (91.94 ℉). The average lowest temperature is 16.7 ℃ (62.06 ℉). At the beginning of February you can expect lower temperatures, the average highest temperature is around 31.8 ℃ (89.24 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 34.75 ℃ (94.55 ℉). The average number of rainy days in February is 0. The average rainfall is 0 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:26 (hours and minutes), in the middle of the month 11:37 and at the end of the month 11:50.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in March is this: The average highest temperature in Sudan in March is 36.2 ℃ (97.16 ℉). The average lowest temperature is 20.6 ℃ (69.08 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 34.75 ℃ (94.55 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 37.9 ℃ (100.22 ℉). The average number of rainy days in March is 0.1. The average rainfall is 0.1 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:50 (hours and minutes), in the middle of the month 12:03 and at the end of the month 12:16.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in April is this: The average highest temperature in Sudan in April is 39.6 ℃ (103.28 ℉). The average lowest temperature is 24 ℃ (75.2 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 37.9 ℃ (100.22 ℉). At the end of April you can expect higher temperatures, the average highest temperature is around 40.4 ℃ (104.72 ℉). The average number of rainy days in April is 0. The average rainfall is 0 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:16 (hours and minutes), in the middle of the month 12:29 and at the end of the month 12:41.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in May is this: The average highest temperature in Sudan in May is 41.2 ℃ (106.16 ℉). The average lowest temperature is 27.6 ℃ (81.68 ℉). At the beginning of May you can expect lower temperatures, the average highest temperature is around 40.4 ℃ (104.72 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 41.65 ℃ (106.97 ℉). The average number of rainy days in May is 0.9. The average rainfall is 3.9 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:41 (hours and minutes), in the middle of the month 12:51 and at the end of the month 12:58.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in June is this: The average highest temperature in Sudan in June is 42.1 ℃ (107.78 ℉). The average lowest temperature is 28.2 ℃ (82.76 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 41.65 ℃ (106.97 ℉). At the end of June you can expect lower temperatures, the average highest temperature is around 39.95 ℃ (103.91 ℉). The average number of rainy days in June is 0.9. The average rainfall is 4.2 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:58 (hours and minutes), in the middle of the month 13:02 and at the end of the month 13:02.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in July is this: The average highest temperature in Sudan in July is 37.8 ℃ (100.04 ℉). The average lowest temperature is 26.8 ℃ (80.24 ℉). At the beginning of July you can expect higher temperatures, the average highest temperature is around 39.95 ℃ (103.91 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 37.35 ℃ (99.23 ℉). The average number of rainy days in July is 4.1. The average rainfall is 29.2 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:02 (hours and minutes), in the middle of the month 12:58 and at the end of the month 12:50.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in August is this: The average highest temperature in Sudan in August is 36.9 ℃ (98.42 ℉). The average lowest temperature is 25.3 ℃ (77.54 ℉). At the beginning of August you can expect higher temperatures, the average highest temperature is around 37.35 ℃ (99.23 ℉). At the end of August you can expect higher temperatures, the average highest temperature is around 37.8 ℃ (100.04 ℉). The average number of rainy days in August is 4.2. The average rainfall is 47.8 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:50 (hours and minutes), in the middle of the month 12:40 and at the end of the month 12:28.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in September is this: The average highest temperature in Sudan in September is 38.7 ℃ (101.66 ℉). The average lowest temperature is 26.4 ℃ (79.52 ℉). At the beginning of September you can expect lower temperatures, the average highest temperature is around 37.8 ℃ (100.04 ℉). At the end of September you can expect higher temperatures, the average highest temperature is around 38.75 ℃ (101.75 ℉). The average number of rainy days in September is 3.4. The average rainfall is 26.6 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:28 (hours and minutes), in the middle of the month 12:16 and at the end of the month 12:03.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in October is this: The average highest temperature in Sudan in October is 38.8 ℃ (101.84 ℉). The average lowest temperature is 25.9 ℃ (78.62 ℉). At the beginning of October you can expect lower temperatures, the average highest temperature is around 38.75 ℃ (101.75 ℉). At the end of October you can expect lower temperatures, the average highest temperature is around 37.25 ℃ (99.05 ℉). The average number of rainy days in October is 1.2. The average rainfall is 7.8 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:03 (hours and minutes), in the middle of the month 11:50 and at the end of the month 11:37.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in November is this: The average highest temperature in Sudan in November is 35.7 ℃ (96.26 ℉). The average lowest temperature is 21.4 ℃ (70.52 ℉). At the beginning of November you can expect higher temperatures, the average highest temperature is around 37.25 ℃ (99.05 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 33.75 ℃ (92.75 ℉). The average number of rainy days in November is 0. The average rainfall is 0.7 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:37 (hours and minutes), in the middle of the month 11:26 and at the end of the month 11:18.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Sudan in December is this: The average highest temperature in Sudan in December is 31.8 ℃ (89.24 ℉). The average lowest temperature is 16.9 ℃ (62.42 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 33.75 ℃ (92.75 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around 31.05 ℃ (87.89 ℉). The average number of rainy days in December is 0. The average rainfall is 0 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:18 (hours and minutes), in the middle of the month 11:13 and at the end of the month 11:12.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.| Khartoum | temperature: - | highest temperature: 31.8 ℃ (89.24 ℉) | lowest temperature: 16.9 ℃ (62.42 ℉) | rainfall: 0mm | rainy days: 0 |
| Port Sudan | temperature: - | highest temperature: 28 ℃ (82.4 ℉) | lowest temperature: 21.1 ℃ (69.98 ℉) | rainfall: 11.8mm | rainy days: 1.1 |
| Dongola | temperature: - | highest temperature: 32 ℃ (89.6 ℉) | lowest temperature: 17.1 ℃ (62.78 ℉) | rainfall: 0mm | rainy days: 0 |
| Kassala | temperature: - | highest temperature: 34.6 ℃ (94.28 ℉) | lowest temperature: 18.2 ℃ (64.76 ℉) | rainfall: 0mm | rainy days: 0 |
| Elobeid | temperature: - | highest temperature: 30.1 ℃ (86.18 ℉) | lowest temperature: 14.4 ℃ (57.92 ℉) | rainfall: 0mm | rainy days: 0 |
| Nyala | temperature: - | highest temperature: 31.4 ℃ (88.52 ℉) | lowest temperature: 17.1 ℃ (62.78 ℉) | rainfall: 0mm | rainy days: 0.1 |