April weather forecastBataduwa, Sri Lanka
April
Weather in April
April, like March, is another tropical spring month in Bataduwa, Sri Lanka, with temperature in the range of an average high of 30.3°C (86.5°F) and an average low of 26.4°C (79.5°F).Temperature
The warmest period, with an average high-temperature of 30.3°C (86.5°F), falls in March and April.Heat index
April's heat index is calculated to be a sweltering 38°C (100.4°F). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.It is essential to grasp that the heat index's numbers are for shade and light wind settings. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.
Humidity
In Bataduwa, the average relative humidity in April is 78%.Rainfall
In Bataduwa, Sri Lanka, in April, during 26.2 rainfall days, 134mm (5.28") of precipitation is typically accumulated. Throughout the year, there are 286.9 rainfall days, and 1974mm (77.72") of precipitation is accumulated.Daylight
The average length of the day in April in Bataduwa is 12h and 16min.On the first day of April in Bataduwa, sunrise is at 06:07 and sunset at 18:18. On the last day of the month, sunrise is at 05:56 and sunset at 18:16 +0530.
Sunshine
April has the most sunshine of the year, with an average of 9.3h of sunshine.UV index
January through April, June through August, October through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In April, an average UV index of 7 transforms into the following instructions:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Bataduwa, Sri Lanka
- Average high temperature in April: 30.3°C
The warmest months (with the highest average high temperature) are March and April (30.3°C).
The months with the lowest average high temperature are August and September (28.3°C).
- Average low temperature in April: 26.4°C
The month with the highest average low temperature is May (26.7°C).
The coldest month (with the lowest average low temperature) is January (24°C).
Average pressure in April
Bataduwa, Sri Lanka
- Average pressure in April: 1009.9mbar
The month with the highest atmospheric pressure is January (1011.4mbar).
The month with the lowest atmospheric pressure is May (1008.9mbar).
Average wind speed in April
Bataduwa, Sri Lanka
- Average wind speed in April: 10km/h
The windiest month (with the highest average wind speed) is June (20.2km/h).
The calmest month (with the lowest average wind speed) is January (7.8km/h).
Average humidity in April
Bataduwa, Sri Lanka
- Average humidity in April: 78%
The months with the highest relative humidity are June and September (82%).
The months with the lowest relative humidity are February and March (77%).
Average rainfall in April
Bataduwa, Sri Lanka
- Average rainfall in April: 134mm
The wettest month (with the highest rainfall) is May (302mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days in April
Bataduwa, Sri Lanka
- Average rainfall days in April: 26.2 days
The month with the highest number of rainy days is June (28 days).
The month with the least rainy days is January (14.8 days).
Average daylight in April /
Average sunshine in April
Bataduwa, Sri Lanka
- Average daylight in April: 12h and 18min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 48min).
- Average sunshine in April: 9h and 18min
The month with the most sunshine is April (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in April
Bataduwa, Sri Lanka
- Average sunshine days in April: 1.5 days
The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is June (1 days).
Average UV index in April
Bataduwa, Sri Lanka
- Average UV index in April: 7
The months with the highest UV index are January, February, March, April, June, July, August, October, November and December (UV index 7).
The months with the lowest UV index are May and September (UV index 6).
Average cloud cover in April
Bataduwa, Sri Lanka
- Average cloud cover in April: 38
The month with the most cloud cover is June (Cloud cover 51).
The month with the least cloud cover is February (Cloud cover 26).
Average visibility in April
Bataduwa, Sri Lanka
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, June and December (10km).
The months with the lowest visibility are May, July, August, September, October and November (9km).





