April weather forecastIlam, Nepal
April
Weather in April
April brings the first real signs of summer to Ilam with significant increases in both temperature and rainfall. Maximum temperatures climb steeply, reaching up to 32.1°C (89.8°F), indicating the onset of the hot season. The city experiences a spike in rainfall, soaking the landscape and transforming the scenic beauty into a lush green canvas. The advent of summer goes hand in hand with buzzing outdoor activities, making April a bustling month in Ilam. As the days get hotter and wetter, Ilam transitions into a vibrant summer hub, all set to embrace the peak summer months.Temperature
In Ilam, the average temperatures in April are the highest, with a peak at 32.1°C (89.8°F) and a low of 21.5°C (70.7°F).Heat index
For most parts of April, the heat index is evaluated at a hot 33°C (91.4°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.Data suggests that the heat index is set for environments in shade and with a light wind. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
In Ilam, the average relative humidity in April is 45%.Rainfall
In Ilam, in April, it is raining for 19 days, with typically 85mm (3.35") of accumulated precipitation. In Ilam, during the entire year, the rain falls for 207.7 days and collects up to 2007mm (79.02") of precipitation.Daylight
In Ilam, the average length of the day in April is 12h and 49min.On the first day of the month, sunrise is at 5:43 am and sunset at 6:10 pm. On the last day of April, in Ilam, sunrise is at 5:15 am and sunset at 6:25 pm +0545.
Sunshine
In April, the average sunshine is 10.6h.UV index
In Ilam, the average daily maximum UV index in April is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.Note: A maximum high UV index of 6 in April translates into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Ilam, Nepal
- Average high temperature in April: 32.1°C
The warmest month (with the highest average high temperature) is April (32.1°C).
The month with the lowest average high temperature is January (21.8°C).
- Average low temperature in April: 21.5°C
The month with the highest average low temperature is July (24.4°C).
The coldest month (with the lowest average low temperature) is January (11.4°C).
Average pressure in April
Ilam, Nepal
- Average pressure in April: 1010.1mbar
The month with the highest atmospheric pressure is January (1016.4mbar).
The month with the lowest atmospheric pressure is July (1003.6mbar).
Average wind speed in April
Ilam, Nepal
- Average wind speed in April: 8.9km/h
The windiest month (with the highest average wind speed) is April (8.9km/h).
The calmest months (with the lowest average wind speed) are November and December (5.2km/h).
Average humidity in April
Ilam, Nepal
- Average humidity in April: 45%
The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is March (37%).
Average rainfall in April
Ilam, Nepal
- Average rainfall in April: 85mm
The wettest month (with the highest rainfall) is July (552mm).
The driest months (with the least rainfall) are January and December (6mm).
Average rainfall days in April
Ilam, Nepal
- Average rainfall days in April: 19 days
The months with the highest number of rainy days are July and August (30.8 days).
The month with the least rainy days is December (3.5 days).
Average daylight in April /
Average sunshine in April
Ilam, Nepal
- Average daylight in April: 12h and 48min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in April: 10h and 36min
The month with the most sunshine is May (Average sunshine: 11h and 6min).
The months with the least sunshine are January and February (Average sunshine: 7h and 24min).
Average sunshine days in April
Ilam, Nepal
- Average sunshine days in April: 8.1 days
The month with the most sunshine days is December (24.4 days).
The months with the least sunshine days are June and July (0 days).
Average UV index in April
Ilam, Nepal
- Average UV index in April: 6
The months with the highest UV index are March, June and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 5).
Average cloud cover in April
Ilam, Nepal
- Average cloud cover in April: 19
The month with the most cloud cover is July (Cloud cover 54).
The months with the least cloud cover are January, February, November and December (Cloud cover 10).
Average visibility in April
Ilam, Nepal
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, October, November and December (10km).
The months with the lowest visibility are May, June, July, August and September (9km).





