Do you need to know, when is the best time to go to Nigeria? Then you should take a look here, what weather you can expect there during the year.
The climate of Nigeria is varied. It is equatorial in south, tropical in center, and arid in north. In the south the climate is influenced by the monsoons. Temperature does not change much there during the year. In the south you can expect quite a lot of rainfall with two rain seasons: from March to July and from September to October. In the central part of Nigeria the dry season is from December to March.
When speaking about the usual weather in this state, the information is relevant for example for these popular places: Abuja, Agbarho, Badagry, Bauchi, Benin City, Calabar, Central Nigeria, Eastern Nigeria, Enugu, Ibadan, Ikotun, Jos, Kaduna, Kano, Lagos, Maiduguri, Nnewi, Northeastern Nigeria, Northern Nigeria, Oguname, Osogbo, Port Harcourt, Southeast Nigeria, Southwest Nigeria, Warri, Yankari National Park, Yelwa.
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 March, the average maximum temperature is 37.8 ℃ (100.04 ℉). The average minimum temperature in this month is 25.1 ℃ (77.18 ℉). The coldest month here is August, the average maximum temperature is 29 ℃ (84.2 ℉). The average minimum temperature in this month is 18 ℃ (64.4 ℉). The most rainy month here is August, the average number of rainy days is 16.3. The least rainy month here is January, the average number of rainy days is 0.1. 
When travelling to some places in Nigeria, always consider the altitude of the the place as well. The highest point here is Chappal Waddi (2419 m) and the lowest point is Atlantic Ocean (0 m). So there are quite big differences in altitudes in this country, so you can expect the weather to be different in different altitudes as well. 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 Nigeria in January is this: The average highest temperature in Nigeria in January is 34.6 ℃ (94.28 ℉). The average lowest temperature is 20.2 ℃ (68.36 ℉). At the beginning of January you can expect lower temperatures, the average highest temperature is around 34.3 ℃ (93.74 ℉). At the end of January you can expect higher temperatures, the average highest temperature is around 35.55 ℃ (95.99 ℉). The average number of rainy days in January is 0.1. The average rainfall is 1.7 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 11:36 (hours and minutes), in the middle of the month 11:39 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, especially in mountains.Typical (usual) weather in Nigeria in February is this: The average highest temperature in Nigeria in February is 36.5 ℃ (97.7 ℉). The average lowest temperature is 26 ℃ (78.8 ℉). At the beginning of February you can expect lower temperatures, the average highest temperature is around 35.55 ℃ (95.99 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 37.15 ℃ (98.87 ℉). The average number of rainy days in February is 0.2. The average rainfall is 5.4 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 11:43 (hours and minutes), in the middle of the month 11:50 and at the end of the month 11:57.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 Nigeria in March is this: The average highest temperature in Nigeria in March is 37.8 ℃ (100.04 ℉). The average lowest temperature is 25.1 ℃ (77.18 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 37.15 ℃ (98.87 ℉). At the end of March you can expect lower temperatures, the average highest temperature is around 36.95 ℃ (98.51 ℉). The average number of rainy days in March is 1.3. The average rainfall is 11.4 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 11:57 (hours and minutes), in the middle of the month 12:04 and at the end of the month 12:12.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.Typical (usual) weather in Nigeria in April is this: The average highest temperature in Nigeria in April is 36.1 ℃ (96.98 ℉). The average lowest temperature is 24.3 ℃ (75.74 ℉). At the beginning of April you can expect higher temperatures, the average highest temperature is around 36.95 ℃ (98.51 ℉). At the end of April you can expect lower temperatures, the average highest temperature is around 34.25 ℃ (93.65 ℉). The average number of rainy days in April is 4.3. The average rainfall is 64.3 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 12:12 (hours and minutes), in the middle of the month 12:19 and at the end of the month 12:26.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 Nigeria in May is this: The average highest temperature in Nigeria in May is 32.4 ℃ (90.32 ℉). The average lowest temperature is 19.3 ℃ (66.74 ℉). At the beginning of May you can expect higher temperatures, the average highest temperature is around 34.25 ℃ (93.65 ℉). At the end of May you can expect lower temperatures, the average highest temperature is around 31.25 ℃ (88.25 ℉). The average number of rainy days in May is 9.3. The average rainfall is 135.2 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 12:26 (hours and minutes), in the middle of the month 12:32 and at the end of the month 12:36.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 Nigeria in June is this: The average highest temperature in Nigeria in June is 30.1 ℃ (86.18 ℉). The average lowest temperature is 18.8 ℃ (65.84 ℉). At the beginning of June you can expect higher temperatures, the average highest temperature is around 31.25 ℃ (88.25 ℉). At the end of June you can expect lower temperatures, the average highest temperature is around 29.9 ℃ (85.82 ℉). The average number of rainy days in June is 12.4. The average rainfall is 162.8 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 12:36 (hours and minutes), in the middle of the month 12:38 and at the end of the month 12:38.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 Nigeria in July is this: The average highest temperature in Nigeria in July is 29.7 ℃ (85.46 ℉). The average lowest temperature is 22.3 ℃ (72.14 ℉). At the beginning of July you can expect higher temperatures, the average highest temperature is around 29.9 ℃ (85.82 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 29.35 ℃ (84.83 ℉). The average number of rainy days in July is 14.1. The average rainfall is 221.7 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 12:38 (hours and minutes), in the middle of the month 12:36 and at the end of the month 12:31.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 Nigeria in August is this: The average highest temperature in Nigeria in August is 29 ℃ (84.2 ℉). The average lowest temperature is 18 ℃ (64.4 ℉). At the beginning of August you can expect higher temperatures, the average highest temperature is around 29.35 ℃ (84.83 ℉). At the end of August you can expect higher temperatures, the average highest temperature is around 29.3 ℃ (84.74 ℉). The average number of rainy days in August is 16.3. The average rainfall is 262.7 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 12:31 (hours and minutes), in the middle of the month 12:26 and at the end of the month 12:19.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 Nigeria in September is this: The average highest temperature in Nigeria in September is 29.6 ℃ (85.28 ℉). The average lowest temperature is 17.5 ℃ (63.5 ℉). At the beginning of September you can expect lower temperatures, the average highest temperature is around 29.3 ℃ (84.74 ℉). At the end of September you can expect higher temperatures, the average highest temperature is around 31.25 ℃ (88.25 ℉). The average number of rainy days in September is 15.6. The average rainfall is 249.7 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 12:19 (hours and minutes), in the middle of the month 12:12 and at the end of the month 12:04.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 Nigeria in October is this: The average highest temperature in Nigeria in October is 32.9 ℃ (91.22 ℉). The average lowest temperature is 21.1 ℃ (69.98 ℉). At the beginning of October you can expect lower temperatures, the average highest temperature is around 31.25 ℃ (88.25 ℉). At the end of October you can expect higher temperatures, the average highest temperature is around 34 ℃ (93.2 ℉). The average number of rainy days in October is 7.9. The average rainfall is 105.5 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 12:04 (hours and minutes), in the middle of the month 11:57 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 Nigeria in November is this: The average highest temperature in Nigeria in November is 35.1 ℃ (95.18 ℉). The average lowest temperature is 15.5 ℃ (59.9 ℉). At the beginning of November you can expect lower temperatures, the average highest temperature is around 34 ℃ (93.2 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 34.55 ℃ (94.19 ℉). The average number of rainy days in November is 0.3. The average rainfall is 3.8 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 11:50 (hours and minutes), in the middle of the month 11:44 and at the end of the month 11:39.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 Nigeria in December is this: The average highest temperature in Nigeria in December is 34 ℃ (93.2 ℉). The average lowest temperature is 15.4 ℃ (59.72 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 34.55 ℃ (94.19 ℉). At the end of December you can expect higher temperatures, the average highest temperature is around 34.3 ℃ (93.74 ℉). The average number of rainy days in December is 0.1. The average rainfall is 1.2 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 11:39 (hours and minutes), in the middle of the month 11:36 and at the end of the month 11:35.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.| Lagos | temperature: - | highest temperature: 32.4 ℃ (90.32 ℉) | lowest temperature: 22.9 ℃ (73.22 ℉) | rainfall: 18.7mm | rainy days: 1.4 |
| Abuja | temperature: - | highest temperature: 34 ℃ (93.2 ℉) | lowest temperature: 15.4 ℃ (59.72 ℉) | rainfall: 1.2mm | rainy days: 0.1 |
| Port Harcourt | temperature: - | highest temperature: 32.7 ℃ (90.86 ℉) | lowest temperature: 21.1 ℃ (69.98 ℉) | rainfall: 26mm | rainy days: 2.1 |
| Kano | temperature: - | highest temperature: 30 ℃ (86 ℉) | lowest temperature: 14.5 ℃ (58.1 ℉) | rainfall: 0mm | rainy days: 0 |
| Sokoto | temperature: - | highest temperature: 33.7 ℃ (92.66 ℉) | lowest temperature: 18.1 ℃ (64.58 ℉) | rainfall: 0mm | rainy days: 0 |
| Yola | temperature: - | highest temperature: 35.2 ℃ (95.36 ℉) | lowest temperature: 17 ℃ (62.6 ℉) | rainfall: 0mm | rainy days: 0 |