Do you need to know, when is the best time to go to Mali? Then you should take a look here, what weather you can expect there during the year.
The climate of Mali is subtropical, sometimes arid. You can expect hot and dry weather from February to June, and rainy, humid, and mild weather from June to November. The weather is cool and dry from November to February. But generally speaking, Mali is one of the hottest countries in the world, rains are quite rare here.
When speaking about the usual weather in this state, the information is relevant for example for these popular places: Adrar des Ifoghas, Bamako, Bandiagara, Djenné, Dogon Country, Gao, Kayes, Kidal, Koulikoro, Mopti, Segou, Sikasso, Ségou, Timbuktu.
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 April, the average maximum temperature is 40.3 ℃ (104.54 ℉). The average minimum temperature in this month is 26 ℃ (78.8 ℉). The coldest month here is July, the average maximum temperature is 31.8 ℃ (89.24 ℉). The average minimum temperature in this month is 21.9 ℃ (71.42 ℉). The most rainy month here is August, the average number of rainy days is 18.2. The least rainy month here is December, the average number of rainy days is 0.1. 
When travelling to some places in Mali, always consider the altitude of the the place as well. The highest point here is Hombori Tondo (1155 m) and the lowest point is Senegal River (23 m). So the differences in altitudes in this country are not negligible and you should expect the weather to be different in places in different altitudes. 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 Mali in January is this: The average highest temperature in Mali in January is 33.6 ℃ (92.48 ℉). The average lowest temperature is 17.4 ℃ (63.32 ℉). At the beginning of January you can expect higher temperatures, the average highest temperature is around 33.65 ℃ (92.57 ℉). At the end of January you can expect higher temperatures, the average highest temperature is around 35.3 ℃ (95.54 ℉). The average number of rainy days in January is 0.2. The average rainfall is 0.6 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 11:23 (hours and minutes), in the middle of the month 11:27 and at the end of the month 11:34.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.Typical (usual) weather in Mali in February is this: The average highest temperature in Mali in February is 37 ℃ (98.6 ℉). The average lowest temperature is 20.3 ℃ (68.54 ℉). At the beginning of February you can expect lower temperatures, the average highest temperature is around 35.3 ℃ (95.54 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 37.85 ℃ (100.13 ℉). The average number of rainy days in February is 0.2. 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 11:34 (hours and minutes), in the middle of the month 11:43 and at the end of the month 11:53.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.Typical (usual) weather in Mali in March is this: The average highest temperature in Mali in March is 38.7 ℃ (101.66 ℉). The average lowest temperature is 22.9 ℃ (73.22 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 37.85 ℃ (100.13 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 39.5 ℃ (103.1 ℉). The average number of rainy days in March is 0.6. The average rainfall is 2.1 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 11:53 (hours and minutes), in the middle of the month 12:03 and at the end of the month 12:14.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.Typical (usual) weather in Mali in April is this: The average highest temperature in Mali in April is 40.3 ℃ (104.54 ℉). The average lowest temperature is 26 ℃ (78.8 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 39.5 ℃ (103.1 ℉). At the end of April you can expect lower temperatures, the average highest temperature is around 39.7 ℃ (103.46 ℉). The average number of rainy days in April is 3.3. The average rainfall is 19.4 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 12:14 (hours and minutes), in the middle of the month 12:24 and at the end of the month 12:34.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.Typical (usual) weather in Mali in May is this: The average highest temperature in Mali in May is 39.1 ℃ (102.38 ℉). The average lowest temperature is 25.7 ℃ (78.26 ℉). At the beginning of May you can expect higher temperatures, the average highest temperature is around 39.7 ℃ (103.46 ℉). At the end of May you can expect lower temperatures, the average highest temperature is around 37.4 ℃ (99.32 ℉). The average number of rainy days in May is 6.2. The average rainfall is 54.4 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 12:34 (hours and minutes), in the middle of the month 12:42 and at the end of the month 12:48.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.Typical (usual) weather in Mali in June is this: The average highest temperature in Mali in June is 35.7 ℃ (96.26 ℉). The average lowest temperature is 23.2 ℃ (73.76 ℉). At the beginning of June you can expect higher temperatures, the average highest temperature is around 37.4 ℃ (99.32 ℉). At the end of June you can expect lower temperatures, the average highest temperature is around 33.75 ℃ (92.75 ℉). The average number of rainy days in June is 7.8. The average rainfall is 135.3 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 12:48 (hours and minutes), in the middle of the month 12:51 and at the end of the month 12:51.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.Typical (usual) weather in Mali in July is this: The average highest temperature in Mali in July is 31.8 ℃ (89.24 ℉). The average lowest temperature is 21.9 ℃ (71.42 ℉). At the beginning of July you can expect higher temperatures, the average highest temperature is around 33.75 ℃ (92.75 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 31.8 ℃ (89.24 ℉). The average number of rainy days in July is 16.9. The average rainfall is 225.9 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 12:51 (hours and minutes), in the middle of the month 12:47 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.Typical (usual) weather in Mali in August is this: The average highest temperature in Mali in August is 31.8 ℃ (89.24 ℉). The average lowest temperature is 22.2 ℃ (71.96 ℉). At the beginning of August you can expect lower temperatures, the average highest temperature is around 31.8 ℃ (89.24 ℉). At the end of August you can expect higher temperatures, the average highest temperature is around 32.15 ℃ (89.87 ℉). The average number of rainy days in August is 18.2. The average rainfall is 283.2 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 12:41 (hours and minutes), in the middle of the month 12:33 and at the end of the month 12:24.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.Typical (usual) weather in Mali in September is this: The average highest temperature in Mali in September is 32.5 ℃ (90.5 ℉). The average lowest temperature is 22 ℃ (71.6 ℉). At the beginning of September you can expect lower temperatures, the average highest temperature is around 32.15 ℃ (89.87 ℉). At the end of September you can expect higher temperatures, the average highest temperature is around 33.35 ℃ (92.03 ℉). The average number of rainy days in September is 14.6. The average rainfall is 196.3 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 12:24 (hours and minutes), in the middle of the month 12:14 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.Typical (usual) weather in Mali in October is this: The average highest temperature in Mali in October is 34.2 ℃ (93.56 ℉). The average lowest temperature is 21.5 ℃ (70.7 ℉). At the beginning of October you can expect lower temperatures, the average highest temperature is around 33.35 ℃ (92.03 ℉). At the end of October you can expect higher temperatures, the average highest temperature is around 35.3 ℃ (95.54 ℉). The average number of rainy days in October is 5.7. The average rainfall is 66.2 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 12:03 (hours and minutes), in the middle of the month 11:53 and at the end of the month 11:43.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.Typical (usual) weather in Mali in November is this: The average highest temperature in Mali in November is 36.4 ℃ (97.52 ℉). The average lowest temperature is 19 ℃ (66.2 ℉). At the beginning of November you can expect lower temperatures, the average highest temperature is around 35.3 ℃ (95.54 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 35.05 ℃ (95.09 ℉). The average number of rainy days in November is 0.3. The average rainfall is 5.1 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 11:43 (hours and minutes), in the middle of the month 11:35 and at the end of the month 11:28.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.Typical (usual) weather in Mali in December is this: The average highest temperature in Mali in December is 33.7 ℃ (92.66 ℉). The average lowest temperature is 17.2 ℃ (62.96 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 35.05 ℃ (95.09 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around 33.65 ℃ (92.57 ℉). The average number of rainy days in December is 0.1. The average rainfall is 0.5 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 11:28 (hours and minutes), in the middle of the month 11:24 and at the end of the month 11:23.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.| Bamako | temperature: - | highest temperature: 33.7 ℃ (92.66 ℉) | lowest temperature: 17.2 ℃ (62.96 ℉) | rainfall: 0.5mm | rainy days: 0.1 |
| Kayes | temperature: - | highest temperature: 34.3 ℃ (93.74 ℉) | lowest temperature: 17.1 ℃ (62.78 ℉) | rainfall: 1.1mm | rainy days: 0 |
| Sikasso | temperature: - | highest temperature: 33.3 ℃ (91.94 ℉) | lowest temperature: 15.6 ℃ (60.08 ℉) | rainfall: 2mm | rainy days: 0.2 |
| Segou | temperature: - | highest temperature: 32.9 ℃ (91.22 ℉) | lowest temperature: 16.7 ℃ (62.06 ℉) | rainfall: 0.6mm | rainy days: 0.1 |
| Mopti | temperature: - | highest temperature: 31.5 ℃ (88.7 ℉) | lowest temperature: 16.5 ℃ (61.7 ℉) | rainfall: 0.4mm | rainy days: 0.1 |
| Tombouctou | temperature: - | highest temperature: 30.8 ℃ (87.44 ℉) | lowest temperature: 13.7 ℃ (56.66 ℉) | rainfall: 0.2mm | rainy days: 0.1 |
| Gao | temperature: - | highest temperature: 30.9 ℃ (87.62 ℉) | lowest temperature: 16.4 ℃ (61.52 ℉) | rainfall: 0.1mm | rainy days: 0.1 |
| Kidal | temperature: - | highest temperature: 29 ℃ (84.2 ℉) | lowest temperature: 14 ℃ (57.2 ℉) | rainfall: 0.2mm | rainy days: 0.3 |