Do you need to know, when is the best time to go to Nepal? Then you should take a look here, what weather you can expect there during the year.
The climate of Nepal is varied, you can expect cool summers and severe winters in north, but subtropical summers and mild winters in south. Nepal has five seasons: spring, summer, monsoon, autumn and winter. The Kathmandu Valley has usually quite a pleasant weather year round.
When speaking about the usual weather in this state, the information is relevant for example for these popular places: Annapurna, Baitadi, Bandipur, Bardiya National Park, Bhairahawa, Bhaktapur, Bharatpur, Biratnagar, Birgunj, Birtamod, Boudhanath, Bungmati, Chhukhung, Chomrong, Daman, Deboche, Dharan, Dhulikhel, Dingboche, Eastern Tarai, Gokyo, Gorkha, Haleshi, Himalayas, Janakpur, Jiri, Jomsom, Kakani, Kakarbhitta, Kapilvastu, Kaskikot, Kathmandu, Kathmandu Valley, Khumbu, Khumjung, Khunde, Kirtipur, Kodari, Kumpur, Langtang National Park, Lukla, Lumbini, Middle Hills, Monju, Nagarkot, Namche Bazaar, Nepalgunj, Numbur Cheese Circuit, Pangboche, Patan, Periche, Pharping, Pokhara, Rajghat, Ramechhap, Royal Chitwan National Park, Salleri, Sarangkot, Sauraha, Sri Antu, Sunwal, Tangting, Tansen, Taplejung, Tarai, Tatopani, Tengboche, Thame, Thulo Sailung, Tukuche, Urlabari, Western Tarai.
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 July, the average maximum temperature is 28.4 ℃ (83.12 ℉). The average minimum temperature in this month is 20.2 ℃ (68.36 ℉). The coldest month here is January, the average maximum temperature is 18.5 ℃ (65.3 ℉). The average minimum temperature in this month is 2.4 ℃ (36.32 ℉). The most rainy month here is July, the average number of rainy days is 23.1. The least rainy month here is November, the average number of rainy days is 1. 
When travelling to some places in Nepal, always consider the altitude of the the place as well. The highest point here is Mount Everest (8848 m) and the lowest point is Kanchan Kalan (70 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 Nepal in January is this: The average highest temperature in Nepal in January is 18.5 ℃ (65.3 ℉). The average lowest temperature is 2.4 ℃ (36.32 ℉). At the beginning of January you can expect higher temperatures, the average highest temperature is around 19.05 ℃ (66.29 ℉). At the end of January you can expect higher temperatures, the average highest temperature is around 19.35 ℃ (66.83 ℉). The average number of rainy days in January is 2. The average rainfall is 14.1 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 10:24 (hours and minutes), in the middle of the month 10:34 and at the end of the month 10:51.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, especially in mountains.Typical (usual) weather in Nepal in February is this: The average highest temperature in Nepal in February is 20.2 ℃ (68.36 ℉). The average lowest temperature is 3.9 ℃ (39.02 ℉). At the beginning of February you can expect lower temperatures, the average highest temperature is around 19.35 ℃ (66.83 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 22.2 ℃ (71.96 ℉). The average number of rainy days in February is 3. The average rainfall is 16.8 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 10:51 (hours and minutes), in the middle of the month 11:12 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.
Typical (usual) weather in Nepal in March is this: The average highest temperature in Nepal in March is 24.2 ℃ (75.56 ℉). The average lowest temperature is 7.6 ℃ (45.68 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 22.2 ℃ (71.96 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 26.2 ℃ (79.16 ℉). The average number of rainy days in March is 4.1. The average rainfall is 30.5 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 11:35 (hours and minutes), in the middle of the month 12:00 and at the end of the month 12:25.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 Nepal in April is this: The average highest temperature in Nepal in April is 28.2 ℃ (82.76 ℉). The average lowest temperature is 11.4 ℃ (52.52 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 26.2 ℃ (79.16 ℉). At the end of April you can expect lower temperatures, the average highest temperature is around 27.95 ℃ (82.31 ℉). The average number of rainy days in April is 5.9. The average rainfall is 54.6 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 12:25 (hours and minutes), in the middle of the month 12:49 and at the end of the month 13:11.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 Nepal in May is this: The average highest temperature in Nepal in May is 27.7 ℃ (81.86 ℉). The average lowest temperature is 15.8 ℃ (60.44 ℉). At the beginning of May you can expect higher temperatures, the average highest temperature is around 27.95 ℃ (82.31 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 27.85 ℃ (82.13 ℉). The average number of rainy days in May is 11.9. The average rainfall is 112.7 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 13:11 (hours and minutes), in the middle of the month 13:31 and at the end of the month 13:45.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 Nepal in June is this: The average highest temperature in Nepal in June is 28 ℃ (82.4 ℉). The average lowest temperature is 18.9 ℃ (66.02 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 27.85 ℃ (82.13 ℉). At the end of June you can expect higher temperatures, the average highest temperature is around 28.2 ℃ (82.76 ℉). The average number of rainy days in June is 17. The average rainfall is 260.4 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 13:45 (hours and minutes), in the middle of the month 13:52 and at the end of the month 13:52.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 Nepal in July is this: The average highest temperature in Nepal in July is 28.4 ℃ (83.12 ℉). The average lowest temperature is 20.2 ℃ (68.36 ℉). At the beginning of July you can expect lower temperatures, the average highest temperature is around 28.2 ℃ (82.76 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 28.05 ℃ (82.49 ℉). The average number of rainy days in July is 23.1. The average rainfall is 356.4 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 13:52 (hours and minutes), in the middle of the month 13:44 and at the end of the month 13:30.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 Nepal in August is this: The average highest temperature in Nepal in August is 27.7 ℃ (81.86 ℉). The average lowest temperature is 20.4 ℃ (68.72 ℉). At the beginning of August you can expect higher temperatures, the average highest temperature is around 28.05 ℃ (82.49 ℉). At the end of August you can expect lower temperatures, the average highest temperature is around 27.7 ℃ (81.86 ℉). The average number of rainy days in August is 21.8. The average rainfall is 310.9 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 13:30 (hours and minutes), in the middle of the month 13:10 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, especially in mountains.Typical (usual) weather in Nepal in September is this: The average highest temperature in Nepal in September is 27.7 ℃ (81.86 ℉). The average lowest temperature is 18.7 ℃ (65.66 ℉). At the beginning of September you can expect lower temperatures, the average highest temperature is around 27.7 ℃ (81.86 ℉). At the end of September you can expect lower temperatures, the average highest temperature is around 27.05 ℃ (80.69 ℉). The average number of rainy days in September is 15.1. The average rainfall is 183.1 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 12:48 (hours and minutes), in the middle of the month 12:24 and at the end of the month 12:00.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 Nepal in October is this: The average highest temperature in Nepal in October is 26.4 ℃ (79.52 ℉). The average lowest temperature is 13 ℃ (55.4 ℉). At the beginning of October you can expect higher temperatures, the average highest temperature is around 27.05 ℃ (80.69 ℉). At the end of October you can expect lower temperatures, the average highest temperature is around 24.65 ℃ (76.37 ℉). The average number of rainy days in October is 4.1. The average rainfall is 58.9 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 12:00 (hours and minutes), in the middle of the month 11:36 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.Typical (usual) weather in Nepal in November is this: The average highest temperature in Nepal in November is 22.9 ℃ (73.22 ℉). The average lowest temperature is 7.5 ℃ (45.5 ℉). At the beginning of November you can expect higher temperatures, the average highest temperature is around 24.65 ℃ (76.37 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 21.25 ℃ (70.25 ℉). The average number of rainy days in November is 1. The average rainfall is 7.5 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 11:12 (hours and minutes), in the middle of the month 10:51 and at the end of the month 10:35.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.Typical (usual) weather in Nepal in December is this: The average highest temperature in Nepal in December is 19.6 ℃ (67.28 ℉). The average lowest temperature is 3.3 ℃ (37.94 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 21.25 ℃ (70.25 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around 19.05 ℃ (66.29 ℉). The average number of rainy days in December is 1. The average rainfall is 14.1 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 10:35 (hours and minutes), in the middle of the month 10:25 and at the end of the month 10:23.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, especially in mountains.| Kathmandu | temperature: - | highest temperature: 19.6 ℃ (67.28 ℉) | lowest temperature: 3.3 ℃ (37.94 ℉) | rainfall: 14.1mm | rainy days: 1 |
| Birendranagar | temperature: - | highest temperature: 20.9 ℃ (69.62 ℉) | lowest temperature: 6.6 ℃ (43.88 ℉) | rainfall: 18.3mm | rainy days: 20 |
| Dhankuta | temperature: - | highest temperature: 19.5 ℃ (67.1 ℉) | lowest temperature: 8.9 ℃ (48.02 ℉) | rainfall: 6.4mm | rainy days: 13.1 |
| Dipayal | temperature: - | highest temperature: 23.9 ℃ (75.02 ℉) | lowest temperature: 6.4 ℃ (43.52 ℉) | rainfall: 20mm | rainy days: 17.7 |
| Pokhara | temperature: - | highest temperature: 21.4 ℃ (70.52 ℉) | lowest temperature: 8.1 ℃ (46.58 ℉) | rainfall: 21.7mm | rainy days: 19.9 |