April weather forecast and climate
Kathmandu, Nepal

Beautiful ancient monuments in the Durbar square in Kathmandu, Nepal
Beautiful ancient monuments in the Durbar square in Kathmandu, Nepal
April, the same as March, is another warm spring month in Kathmandu, Nepal, with average temperature varying between 11.7°C (53.1°F) and 28.2°C (82.8°F).

Temperature

In Kathmandu, the average high-temperature is almost the same as in March - a still warm 28.2°C (82.8°F). The average low-temperature, is 11.7°C (53.1°F).

Heat index

In April, the average heat index is estimated at 29°C (84.2°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'real feel', or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like clothing, pregnancy, differences in body mass, height, and shape, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

April is the least humid month in Kathmandu, with an average relative humidity of 53%.

Rainfall

In April, the rain falls for 6 days. Throughout April, 61mm (2.4") of precipitation is accumulated. In Kathmandu, during the entire year, the rain falls for 110 days and collects up to 1454.9mm (57.28") of precipitation.

Daylight

The average length of the day in April is 12.8h.

Sunshine

The average sunshine in April is 7.7h.

UV index

April through August, with an average maximum UV index of 12, are months with the highest UV index in Kathmandu. A UV Index reading of 11, and higher, represents an extreme health hazard from the exposure to the Sun's UV rays for the average person.
Note: In April, the average maximum UV index of 12 translate into the following recommendations:
Practice all essential precautions. Protection against sun damage is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Protect yourself by liberally applying a sunscreen of at least 30 SPF. Sunscreen prevents sunburn and decreases the damaging effects of Sun's radiation on the immune system.

What is the temperature in April in Kathmandu?

In Kathmandu, in April, the average high-temperature is 28.2°C (82.8°F), and the average low-temperature is 11.7°C (53.1°F). In April, the average heat index (a.k.a. 'feels like', 'real feel'), that calculates temperature value influenced by the moisture in the air, is appraised at 29°C (84.2°F).

What is the least humid month in Kathmandu?

With an average relative humidity of 53%, April is the least humid month in Kathmandu, Nepal.

What is the average humidity in April in Kathmandu?

In Kathmandu, the average relative humidity in April is 53%.

How much does it rain in Kathmandu in April?

In April, in Kathmandu, the rain falls for 6 days. Throughout April, 61mm (2.4") of precipitation is accumulated.

How many hours of daylight does Kathmandu have in April?

The average length of the day in April in Kathmandu is 12.8h.

How many hours of sunshine does Kathmandu have in April?

In Kathmandu, the average sunshine in April is 7.7h.

When is the highest UV index in Kathmandu?

Months with the highest UV index in Kathmandu, Nepal, are April through August, with an average maximum UV index of 12.

What is the UV index intensity in April in Kathmandu?

In April, the average daily maximum UV index in Kathmandu, Nepal, is 12. A UV Index of 11, and more, symbolizes an extreme health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in April - Kathmandu, Nepal
  • Average high temperature in April: 28.2°C

The warmest month (with the highest average high temperature) is June (29.1°C).
The month with the lowest average high temperature is January (19.1°C).

  • Average low temperature in April: 11.7°C

The month with the highest average low temperature is July (20.2°C).
The coldest month (with the lowest average low temperature) is January (2.4°C).

Average humidity in April - Kathmandu, Nepal
  • Average humidity in April: 53%

The month with the highest relative humidity is November (85%).
The month with the lowest relative humidity is April (53%).

Average rainfall in April - Kathmandu, Nepal
  • Average rainfall in April: 61mm

The wettest month (with the highest rainfall) is July (363.4mm).
The driest month (with the least rainfall) is November (8.3mm).

Average rainfall days in April - Kathmandu, Nepal
  • Average rainfall days in April: 6 days

The month with the highest number of rainy days is July (23 days).
Months with the least rainy days are November and December (1 days).

Average daylight in April / Average sunshine in April - Kathmandu, Nepal
  • Average daylight in April: 12.8h

The month with the longest days is June (Average daylight: 13.9h).
The month with the shortest days is December (Average daylight: 10.4h).

  • Average sunshine in April: 7.7h

The month with the most sunshine is February (Average sunshine: 9.1h).
Months with the least sunshine are July and September (Average sunshine: 4.4).

Average UV index in April - Kathmandu, Nepal
  • Average UV index in April: 12

Months with the highest UV index are April, May, June, July and August (UV index 12).
Months with the lowest UV index are January and December (UV index 5).