Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
August
Weather in August
Temperature
August proves to be the coldest month, recording an average maximum temperature of 28.6°C (83.5°F) and a minimum temperature of 25.5°C (77.9°F).Heat index
The heat index value for August is computed to be a hot 34°C (93.2°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
June through August, with an average relative humidity of 83%, are the most humid months in Dediyawala, Sri Lanka.Rainfall
In Dediyawala, in August, during 29.5 rainfall days, 282mm (11.1") of precipitation is typically accumulated. Throughout the year, there are 273.8 rainfall days, and 2059mm (81.06") of precipitation is accumulated.Daylight
In Dediyawala, the average length of the day in August is 12h and 20min.On the first day of August, sunrise is at 06:04 and sunset at 18:28. On the last day of the month, sunrise is at 06:03 and sunset at 18:17 +0530.
Sunshine
In Dediyawala, the average sunshine in August is 7.2h.UV index
The months with the lowest UV index in Dediyawala are May, June and August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Dediyawala?
How hot is August in Dediyawala?
What is the most humid month in Dediyawala?
What is the average humidity in August in Dediyawala?
How many days does it rain in August in Dediyawala?
What is the average length of the day in August in Dediyawala?
When are sunrise and sunset in August in Dediyawala?
How long on average sun shines in August in Dediyawala?
When is the lowest UV index in Dediyawala?
How high is the UV index in August in Dediyawala?
Average temperature in August
Dediyawala, Sri Lanka
- Average high temperature in August: 28.6°C
The warmest months (with the highest average high temperature) are March and April (31.3°C).
The month with the lowest average high temperature is August (28.6°C).
- Average low temperature in August: 25.5°C
The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (23.4°C).
Average pressure in August
Dediyawala, Sri Lanka
- Average pressure in August: 1009.2mbar
The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.7mbar).
Average wind speed in August
Dediyawala, Sri Lanka
- Average wind speed in August: 15.1km/h
The windiest month (with the highest average wind speed) is June (15.9km/h).
The calmest month (with the lowest average wind speed) is March (7.9km/h).
Average humidity in August
Dediyawala, Sri Lanka
- Average humidity in August: 83%
The months with the highest relative humidity are June, July and August (83%).
The months with the lowest relative humidity are January and February (75%).
Average rainfall in August
Dediyawala, Sri Lanka
- Average rainfall in August: 282mm
The wettest month (with the highest rainfall) is June (350mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in August
Dediyawala, Sri Lanka
- Average rainfall days in August: 29.5 days
The months with the highest number of rainy days are July and August (29.5 days).
The month with the least rainy days is January (8.9 days).
Average daylight in August /
Average sunshine in August
Dediyawala, Sri Lanka
- Average daylight in August: 12h and 2min
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 August: 7h and 1min
The month with the most sunshine is January (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 6h and 48min).
Average sunshine days in August
Dediyawala, Sri Lanka
- Average sunshine days in August: 0.5 days
The month with the most sunshine days is January (21 days).
The months with the least sunshine days are June and July (0.3 days).
Average UV index in August
Dediyawala, Sri Lanka
- Average UV index in August: 6
The months with the highest UV index are January, February, March, April, July, September, October, November and December (UV index 7).
The months with the lowest UV index are May, June and August (UV index 6).
Average cloud cover in August
Dediyawala, Sri Lanka
- Average cloud cover in August: 54
The month with the most cloud cover is June (Cloud cover 55).
The month with the least cloud cover is January (Cloud cover 24).
Average visibility in August
Dediyawala, Sri Lanka
- Average visibility in August: 9km
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).
