August weather forecastValayanmadam, Sri Lanka
August
Weather in August
August, the last month of the summer in Valayanmadam, is another warm month, with an average temperature ranging between max 28.8°C (83.8°F) and min 27.4°C (81.3°F).Temperature
The high-temperature average in August for Valayanmadam is a still moderately hot 28.8°C (83.8°F), staying closely aligned with July's conditions. Throughout August, Valayanmadam reports a steady low-temperature average of 27.4°C (81.3°F), slightly lower than its daytime counterpart.Heat index
The heat index for August is evaluated at a hot 34°C (93.2°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Humidity
May, August and September, with an average relative humidity of 79%, are the most humid months in Valayanmadam.Rainfall
In Valayanmadam, in August, during 13.1 rainfall days, 38mm (1.5") of precipitation is typically accumulated. In Valayanmadam, during the entire year, the rain falls for 148.6 days and collects up to 769mm (30.28") of precipitation.Daylight
In August, the average length of the day in Valayanmadam is 12h and 25min.On the first day of August, sunrise is at 05:57 and sunset at 18:29. On the last day of the month, sunrise is at 05:58 and sunset at 18:16 +0530.
Sunshine
In Valayanmadam, the average sunshine in August is 9.4h.UV index
January through October and 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 threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In August, the maximum UV index of 7 suggests these recommendations:
Fend off overexposure. Sun protection is vital. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Valayanmadam, Sri Lanka
- Average high temperature in August: 28.8°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 August: 27.4°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 August
Valayanmadam, Sri Lanka
- Average pressure in August: 1006.6mbar
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 August
Valayanmadam, Sri Lanka
- Average wind speed in August: 28.7km/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 August
Valayanmadam, Sri Lanka
- Average humidity in August: 79%
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 August
Valayanmadam, Sri Lanka
- Average rainfall in August: 38mm
The wettest month (with the highest rainfall) is October (191mm).
The driest month (with the least rainfall) is March (13mm).
Average rainfall days in August
Valayanmadam, Sri Lanka
- Average rainfall days in August: 13.1 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 August /
Average sunshine in August
Valayanmadam, Sri Lanka
- Average daylight in August: 12h and 24min
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 August: 9h and 24min
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 August
Valayanmadam, Sri Lanka
- Average sunshine days in August: 17.7 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 August
Valayanmadam, Sri Lanka
- Average UV index in August: 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 August
Valayanmadam, Sri Lanka
- Average cloud cover in August: 31
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 August
Valayanmadam, Sri Lanka
- Average visibility in August: 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).





