June weather forecastValayanmadam, Sri Lanka
June weather for Valayanmadam, Sri Lanka: The first month of the summer, June, is also a moderately hot month in Valayanmadam, Sri Lanka, with an average temperature fluctuating between 28.4°C (83.1°F) and 29.7°C (85.5°F). June has the longest days of the year in Valayanmadam, Sri Lanka, with an average of 12h and 42min of daylight.
June
Weather in June
The first month of the summer, June, is also a moderately hot month in Valayanmadam, Sri Lanka, with an average temperature fluctuating between 28.4°C (83.1°F) and 29.7°C (85.5°F).Temperature
June commences with an average high-temperature of a moderately hot 29.7°C (85.5°F), showing little deviation from May's 30.3°C (86.5°F). Valayanmadam in June experiences a minor decline in temperature, with an average low of 28.4°C (83.1°F) at night.Heat index
The heat index value for June is evaluated at a torrid 36°C (96.8°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.Heat index readings emphasize conditions of light breezes and shaded spots. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. 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.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.
Humidity
In Valayanmadam, the average relative humidity in June is 78%.Rainfall
In Valayanmadam, Sri Lanka, in June, it is raining for 6.9 days, with typically 18mm (0.71") of accumulated precipitation. Throughout the year, in Valayanmadam, there are 148.6 rainfall days, and 769mm (30.28") of precipitation is accumulated.Daylight
With an average of 12h and 42min of daylight, June has the longest days of the year.On the first day of June in Valayanmadam, Sri Lanka, sunrise is at 05:45 and sunset at 18:23. On the last day of the month, sunrise is at 05:50 and sunset at 18:30 +0530.
Sunshine
June has the most sunshine of the year, with an average of 11.6h of sunshine.UV index
January through October and December, with an average maximum UV index of 7, are months with the highest UV index in Valayanmadam. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In June, a daily UV index of 7 turns into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. 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. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Valayanmadam, Sri Lanka
- Average high temperature in June: 29.7°C
The warmest month (with the highest average high temperature) is April (30.4°C).
The month with the lowest average high temperature is January (26.8°C).
- Average low temperature in June: 28.4°C
The month with the highest average low temperature is May (29°C).
The coldest month (with the lowest average low temperature) is January (25.5°C).
Average pressure in June
Valayanmadam, Sri Lanka
- Average pressure in June: 1005.9mbar
The month with the highest atmospheric pressure is January (1012.5mbar).
The month with the lowest atmospheric pressure is June (1005.9mbar).
Average wind speed in June
Valayanmadam, Sri Lanka
- Average wind speed in June: 33.8km/h
The windiest month (with the highest average wind speed) is June (33.8km/h).
The calmest months (with the lowest average wind speed) are March and April (16.7km/h).
Average humidity in June
Valayanmadam, Sri Lanka
- Average humidity in June: 78%
The months with the highest relative humidity are May, August and September (79%).
The month with the lowest relative humidity is March (75%).
Average rainfall in June
Valayanmadam, Sri Lanka
- Average rainfall in June: 18mm
The wettest month (with the highest rainfall) is October (191mm).
The driest month (with the least rainfall) is March (13mm).
Average rainfall days in June
Valayanmadam, Sri Lanka
- Average rainfall days in June: 6.9 days
The month with the highest number of rainy days is October (22.6 days).
The month with the least rainy days is March (5.8 days).
Average daylight in June /
Average sunshine in June
Valayanmadam, Sri Lanka
- Average daylight in June: 12h and 42min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in June: 11h and 36min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in June
Valayanmadam, Sri Lanka
- Average sunshine days in June: 22.6 days
The month with the most sunshine days is March (23.9 days).
The month with the least sunshine days is November (6.3 days).
Average UV index in June
Valayanmadam, Sri Lanka
- Average UV index in June: 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 June
Valayanmadam, Sri Lanka
- Average cloud cover in June: 28
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 16).
Average visibility in June
Valayanmadam, Sri Lanka
- Average visibility in June: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





