August weather forecastAmpara, Sri Lanka
August
Weather in August
August weather in Ampara, Sri Lanka, undergoes small changes, with relative humidity rising to 70% and the average temperature slightly decreasing. There is also a noticeable increase in rainfall to 55mm (2.17") which leads to a slightly wetter atmosphere. Despite this, the sunshine hours remain constant at 11.7 hours, ensuring ample sunlight for outdoor activities. Evidently, August marks a subtle transition towards slightly cooler and wetter conditions.Temperature
The introduction of August sees an average high-temperature of a still tropical 32.3°C (90.1°F), hardly deviating from July. Ampara experiences an average temperature drop to a warm 25.8°C (78.4°F) during August nights.Heat index
The heat index value during August is calculated to be an extremely hot 41°C (105.8°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.In reference to the heat index, it's for places in shade and with a slight wind. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. 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 particularly relevant to children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.
Humidity
In August, the average relative humidity is 70%.Rainfall
In August, in Ampara, the rain falls for 20.6 days. Throughout August, 55mm (2.17") of precipitation is accumulated. In Ampara, during the entire year, the rain falls for 237.8 days and collects up to 1259mm (49.57") of precipitation.Daylight
In Ampara, Sri Lanka, the average length of the day in August is 12h and 21min.On the first day of the month, sunrise is at 05:56 and sunset at 18:22. On the last day of August, sunrise is at 05:55 and sunset at 18:11 +0530.
Sunshine
The average sunshine in August is 11.7h.UV index
The months with the highest UV index in Ampara are January through October, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In August, an average UV index of 7 transforms into the following instructions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Ampara, Sri Lanka
- Average high temperature in August: 32.3°C
The warmest month (with the highest average high temperature) is June (33°C).
The month with the lowest average high temperature is January (27.3°C).
- Average low temperature in August: 25.8°C
The month with the highest average low temperature is May (26.6°C).
The coldest month (with the lowest average low temperature) is January (24°C).
Average pressure in August
Ampara, Sri Lanka
- Average pressure in August: 1007.9mbar
The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1007.3mbar).
Average wind speed in August
Ampara, Sri Lanka
- Average wind speed in August: 10.2km/h
The windiest month (with the highest average wind speed) is January (13.9km/h).
The calmest month (with the lowest average wind speed) is September (9.1km/h).
Average humidity in August
Ampara, Sri Lanka
- Average humidity in August: 70%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are June and July (68%).
Average rainfall in August
Ampara, Sri Lanka
- Average rainfall in August: 55mm
The wettest month (with the highest rainfall) is December (272mm).
The driest month (with the least rainfall) is June (30mm).
Average rainfall days in August
Ampara, Sri Lanka
- Average rainfall days in August: 20.6 days
The months with the highest number of rainy days are October and November (25.5 days).
The month with the least rainy days is March (12.8 days).
Average daylight in August /
Average sunshine in August
Ampara, Sri Lanka
- Average daylight in August: 12h and 24min
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: 11h and 42min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in August
Ampara, Sri Lanka
- Average sunshine days in August: 6.9 days
The month with the most sunshine days is March (15.5 days).
The month with the least sunshine days is November (3.2 days).
Average UV index in August
Ampara, 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 and October (UV index 7).
The months with the lowest UV index are November and December (UV index 6).
Average cloud cover in August
Ampara, Sri Lanka
- Average cloud cover in August: 26
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is April (Cloud cover 22).
Average visibility in August
Ampara, Sri Lanka
- Average visibility in August: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are November and December (9km).








