June weather forecastWavinna, Sri Lanka
June
Weather in June
June, the first month of the summer in Wavinna, is also a moderately hot month, with temperature in the range of an average high of 29.3°C (84.7°F) and an average low of 21.8°C (71.2°F).Temperature
The onset of June brings with it an average high-temperature of a moderately hot 29.3°C (84.7°F), showing a negligible variation from the month before. Wavinna encounters a steady low-temperature average of 21.8°C (71.2°F) throughout the month of June.Heat index
In June, the heat index is appraised at a torrid 35°C (95°F). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.It is important to note that the heat index values are for shaded areas and light wind scenarios. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.
Humidity
In Wavinna, the average relative humidity in June is 77%.Rainfall
In Wavinna, during June, the rain falls for 25.1 days and regularly aggregates up to 57mm (2.24") of precipitation. In Wavinna, Sri Lanka, during the entire year, the rain falls for 278.4 days and collects up to 1466mm (57.72") of precipitation.Daylight
The month with the longest days in Wavinna is June, with an average of 12h and 30min of daylight.On the first day of June, sunrise is at 05:49 and sunset at 18:20. On the last day of the month, sunrise is at 05:54 and sunset at 18:27 +0530.
Sunshine
June has the most sunshine of the year in Wavinna, with an average of 10.8h of sunshine.UV index
The months with the highest UV index are January through September, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum UV index, 6 during June, leads to the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Wavinna, Sri Lanka
- Average high temperature in June: 29.3°C
The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is December (27.5°C).
- Average low temperature in June: 21.8°C
The months with the highest average low temperature are May and June (21.8°C).
The coldest month (with the lowest average low temperature) is February (18.1°C).
Average pressure in June
Wavinna, Sri Lanka
- Average pressure in June: 1008.1mbar
The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).
Average wind speed in June
Wavinna, Sri Lanka
- Average wind speed in June: 13.5km/h
The windiest month (with the highest average wind speed) is June (13.5km/h).
The calmest month (with the lowest average wind speed) is April (4.7km/h).
Average humidity in June
Wavinna, Sri Lanka
- Average humidity in June: 77%
The month with the highest relative humidity is December (84%).
The month with the lowest relative humidity is March (74%).
Average rainfall in June
Wavinna, Sri Lanka
- Average rainfall in June: 57mm
The wettest month (with the highest rainfall) is October (301mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days in June
Wavinna, Sri Lanka
- Average rainfall days in June: 25.1 days
The month with the highest number of rainy days is May (28.6 days).
The month with the least rainy days is January (14.1 days).
Average daylight in June /
Average sunshine in June
Wavinna, Sri Lanka
- Average daylight in June: 12h and 30min
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 42min).
- Average sunshine in June: 10h and 48min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in June
Wavinna, Sri Lanka
- Average sunshine days in June: 1.7 days
The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is May (1.2 days).
Average UV index in June
Wavinna, Sri Lanka
- Average UV index in June: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 6).
The month with the lowest UV index is October (UV index 5).
Average cloud cover in June
Wavinna, Sri Lanka
- Average cloud cover in June: 36
The months with the most cloud cover are November and December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 27).
Average visibility in June
Wavinna, Sri Lanka
- Average visibility in June: 10km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, November and December (8km).





