April weather forecastOddusuddan, Sri Lanka
April
Weather in April
April, the same as March, in Oddusuddan, Sri Lanka, is a hot spring month, with temperature in the range of an average low of 27°C (80.6°F) and an average high of 31.4°C (88.5°F).Temperature
The month of April sees the highest average temperatures, reaching 31.4°C (88.5°F) at the peak and 27°C (80.6°F) at the low.Heat index
For April, the heat index is appraised at an extremely hot 41°C (105.8°F). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.Heat index guidelines indicate values are for light wind scenarios and shaded regions. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.
Humidity
In Oddusuddan, Sri Lanka, the average relative humidity in April is 76%.Rainfall
In Oddusuddan, in April, during 15.3 rainfall days, 48mm (1.89") of precipitation is typically accumulated. In Oddusuddan, during the entire year, the rain falls for 181.2 days and collects up to 849mm (33.43") of precipitation.Daylight
In April, the average length of the day is 12h and 20min.On the first day of the month, sunrise is at 06:04 and sunset at 18:17. On the last day of April, sunrise is at 05:51 and sunset at 18:18 +0530.
Sunshine
In Oddusuddan, the average sunshine in April is 10h.UV index
January through October and December, with an average maximum UV index of 7, are months with the highest UV index in Oddusuddan. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: In April, the average maximum UV index of 7 translates into the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Oddusuddan, Sri Lanka
- Average high temperature in April: 31.4°C
The warmest month (with the highest average high temperature) is April (31.4°C).
The month with the lowest average high temperature is January (28.4°C).
- Average low temperature in April: 27°C
The month with the highest average low temperature is May (28.1°C).
The coldest month (with the lowest average low temperature) is February (23.9°C).
Average pressure in April
Oddusuddan, Sri Lanka
- Average pressure in April: 1008.9mbar
The month with the highest atmospheric pressure is January (1012.2mbar).
The month with the lowest atmospheric pressure is June (1006.5mbar).
Average wind speed in April
Oddusuddan, Sri Lanka
- Average wind speed in April: 15.4km/h
The windiest month (with the highest average wind speed) is June (32.4km/h).
The calmest month (with the lowest average wind speed) is April (15.4km/h).
Average humidity in April
Oddusuddan, Sri Lanka
- Average humidity in April: 76%
The months with the highest relative humidity are November and December (79%).
The month with the lowest relative humidity is March (75%).
Average rainfall in April
Oddusuddan, Sri Lanka
- Average rainfall in April: 48mm
The wettest month (with the highest rainfall) is November (207mm).
The driest month (with the least rainfall) is June (28mm).
Average rainfall days in April
Oddusuddan, Sri Lanka
- Average rainfall days in April: 15.3 days
The months with the highest number of rainy days are October and November (23.8 days).
The month with the least rainy days is February (9.1 days).
Average daylight in April /
Average sunshine in April
Oddusuddan, Sri Lanka
- Average daylight in April: 12h and 18min
The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in April: 10h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The months with the least sunshine are November and December (Average sunshine: 5h and 42min).
Average sunshine days in April
Oddusuddan, Sri Lanka
- Average sunshine days in April: 10.2 days
The month with the most sunshine days is March (19 days).
The month with the least sunshine days is November (4.4 days).
Average UV index in April
Oddusuddan, Sri Lanka
- Average UV index in April: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and December (UV index 7).
The month with the lowest UV index is November (UV index 6).
Average cloud cover in April
Oddusuddan, Sri Lanka
- Average cloud cover in April: 26
The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is March (Cloud cover 18).
Average visibility in April
Oddusuddan, Sri Lanka
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).





