August weather forecast
Mirigama, Sri Lanka

August

Weather in August

The last month of the summer, August, is another warm month in Mirigama, Sri Lanka, with temperature in the range of an average low of 25.4°C (77.7°F) and an average high of 29.3°C (84.7°F).

Temperature

The advent of August brings an average high-temperature of a still moderately hot 29.3°C (84.7°F), exhibiting minor difference from the previous month. In Mirigama, August nights experience a modest descent in temperature from daily peaks, cooling down to an average of 25.4°C (77.7°F).

Heat index

The heat index in August is calculated to be a torrid 36°C (96.8°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

June through August, with an average relative humidity of 82%, are the most humid months.

Rainfall

In August, the rain falls for 28.4 days. Throughout August, 210mm (8.27") of precipitation is accumulated. In Mirigama, during the entire year, the rain falls for 265.4 days and collects up to 1744mm (68.66") of precipitation.

Daylight

In Mirigama, the average length of the day in August is 12h and 21min.
On the first day of August, sunrise is at 06:02 and sunset at 18:28. On the last day of the month, sunrise is at 06:01 and sunset at 18:17 +0530.

Sunshine

In Mirigama, the average sunshine in August is 7.5h.

UV index

The months with the lowest UV index are May, June, August and October, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. 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. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Frequently asked questions

How hot is August?
The average high-temperature, in August, in Mirigama, is 29.3°C (84.7°F), while the average low-temperature is 25.4°C (77.7°F). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 36°C (96.8°F).
What are the most humid months?
The months with the highest humidity are June through August, with an average relative humidity of 82%.
What is the average humidity in August in Mirigama?
In Mirigama, Sri Lanka, the average relative humidity in August is 82%.
How much does it rain in August?
In Mirigama, in August, during 28.4 rainfall days, 210mm (8.27") of precipitation is typically accumulated.
How many hours of daylight does Mirigama have in August?
In August, the average day length is 12h and 21min.
What time are sunrise and sunset in August?
On the first day of August, sunrise is at 06:02 and sunset at 18:28. On the last day of the month, sunrise is at 06:01 and sunset at 18:17 +0530.
How long on average sun shines in August?
In Mirigama, the average sunshine duration in August is 7.5h.
What are the months with the lowest UV index in Mirigama?
The months with the lowest UV index are May, June, August and October, with an average maximum UV index of 6.
What is the UV index reading in August?
In Mirigama, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August
Mirigama, Sri Lanka
  • Average high temperature in August: 29.3°C

The warmest month (with the highest average high temperature) is March (32.1°C).
The month with the lowest average high temperature is July (29.2°C).

  • Average low temperature in August: 25.4°C

The month with the highest average low temperature is May (26.4°C).
The coldest month (with the lowest average low temperature) is January (22.8°C).

Average pressure in August
Mirigama, Sri Lanka
  • Average pressure in August: 1008.8mbar

The month with the highest atmospheric pressure is January (1011.7mbar).
The months with the lowest atmospheric pressure are May and June (1008.4mbar).

Average wind speed in August
Mirigama, Sri Lanka
  • Average wind speed in August: 17km/h

The windiest month (with the highest average wind speed) is June (18.3km/h).
The calmest month (with the lowest average wind speed) is March (9.1km/h).

Average humidity in August
Mirigama, Sri Lanka
  • Average humidity in August: 82%

The months with the highest relative humidity are June, July and August (82%).
The months with the lowest relative humidity are January and February (73%).

Average rainfall in August
Mirigama, Sri Lanka
  • Average rainfall in August: 210mm

The wettest month (with the highest rainfall) is June (231mm).
The driest month (with the least rainfall) is January (29mm).

Average rainfall days in August
Mirigama, Sri Lanka
  • Average rainfall days in August: 28.4 days

The month with the highest number of rainy days is August (28.4 days).
The month with the least rainy days is January (9.7 days).

Average daylight in August /
Average sunshine in August
Mirigama, 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 3min

The months with the most sunshine are January, February, March and April (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).

Average sunshine days in August
Mirigama, Sri Lanka
  • Average sunshine days in August: 1.2 days

The month with the most sunshine days is January (20 days).
The month with the least sunshine days is August (1.2 days).

Average UV index in August
Mirigama, Sri Lanka
  • Average UV index in August: 6

The months with the highest UV index are January, February, March, April, July, September, November and December (UV index 7).
The months with the lowest UV index are May, June, August and October (UV index 6).

Average cloud cover in August
Mirigama, Sri Lanka
  • Average cloud cover in August: 54

The month with the most cloud cover is June (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 21).

Average visibility in August
Mirigama, Sri Lanka
  • Average visibility in August: 9km

The months with the highest visibility are January, February, March, April, June, July, September and December (10km).
The months with the lowest visibility are May, August, October and November (9km).

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