August weather forecast
Mahadeniya, Sri Lanka

August

Weather in August

August, the last month of the summer in Mahadeniya, is also a moderately hot month, with an average temperature fluctuating between 25.2°C (77.4°F) and 28.9°C (84°F).

Temperature

Mahadeniya's lowest temperatures tend to occur in July and August, with an average high-temperature of 28.9°C (84°F).

Heat index

August's average heat index is estimated at a sweltering 35°C (95°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
The physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

June through August, with an average relative humidity of 83%, are the most humid months in Mahadeniya.

Rainfall

In Mahadeniya, in August, during 30.2 rainfall days, 287mm (11.3") of precipitation is typically accumulated. In Mahadeniya, during the entire year, the rain falls for 289.4 days and collects up to 2262mm (89.06") of precipitation.

Daylight

In Mahadeniya, the average length of the day in August is 12h and 20min.
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

The average sunshine in August is 7h.

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 value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In August, a regular UV index of 6 translates into these guidelines:
Deflect overexposure. Sun protection is a necessity. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.

Frequently asked questions

What is the coldest month in Mahadeniya?
Mahadeniya experiences the lowest of its temperatures in July and August, when the average high-temperatures rise to 28.9°C (84°F).
How hot is it in Mahadeniya in August?
Mahadeniya in August has an average high-temperature of 28.9°C (84°F) and an average low-temperature of 25.2°C (77.4°F). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in August is estimated at 35°C (95°F).
What are the most humid months in Mahadeniya?
The months with the highest humidity in Mahadeniya, Sri Lanka, are June through August, with an average relative humidity of 83%.
What is the average humidity in August in Mahadeniya?
The average relative humidity in August in Mahadeniya, Sri Lanka, is 83%.
How many days does it rain in August in Mahadeniya?
In Mahadeniya, in August, it is raining for 30.2 days, with typically 287mm (11.3") of accumulated precipitation.
How many hours of daylight does Mahadeniya have in August?
In August, the average day length in Mahadeniya, Sri Lanka, is 12h and 20min.
When are sunrise and sunset in August in Mahadeniya?
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 many hours of sunshine does Mahadeniya have in August?
In August, the average sunshine duration in Mahadeniya, Sri Lanka, is 7h.
What are the months with the lowest UV index in Mahadeniya?
May, June, August and October, with an average maximum UV index of 6, are months with the lowest UV index.
How high is the UV index in August in Mahadeniya?
The average daily maximum UV index in August in Mahadeniya, Sri Lanka, is 6. A UV Index of 6 to 7 symbolizes 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 - Mahadeniya, Sri Lanka
Average temperature in August
Mahadeniya, Sri Lanka
  • Average high temperature in August: 28.9°C

The warmest months (with the highest average high temperature) are March and April (31.8°C).
The months with the lowest average high temperature are July and August (28.9°C).

  • Average low temperature in August: 25.2°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 (23.1°C).

Average pressure in August - Mahadeniya, Sri Lanka
Average pressure in August
Mahadeniya, Sri Lanka
  • Average pressure in August: 1009.1mbar

The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).

Average wind speed in August - Mahadeniya, Sri Lanka
Average wind speed in August
Mahadeniya, Sri Lanka
  • Average wind speed in August: 14.2km/h

The windiest month (with the highest average wind speed) is June (15.1km/h).
The calmest month (with the lowest average wind speed) is March (8km/h).

Average humidity in August - Mahadeniya, Sri Lanka
Average humidity in August
Mahadeniya, 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 (74%).

Average rainfall in August - Mahadeniya, Sri Lanka
Average rainfall in August
Mahadeniya, Sri Lanka
  • Average rainfall in August: 287mm

The wettest month (with the highest rainfall) is June (341mm).
The driest month (with the least rainfall) is January (40mm).

Average rainfall days in August - Mahadeniya, Sri Lanka
Average rainfall days in August
Mahadeniya, Sri Lanka
  • Average rainfall days in August: 30.2 days

The month with the highest number of rainy days is August (30.2 days).
The month with the least rainy days is January (11.6 days).

Average daylight in August / Average sunshine in August - Mahadeniya, Sri Lanka
Average daylight in August /
Average sunshine in August
Mahadeniya, 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 0min

The month with the most sunshine is January (Average sunshine: 9h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).

Average sunshine days in August - Mahadeniya, Sri Lanka
Average sunshine days in August
Mahadeniya, Sri Lanka
  • Average sunshine days in August: 0.3 days

The month with the most sunshine days is January (17.2 days).
The months with the least sunshine days are June and August (0.3 days).

Average UV index in August - Mahadeniya, Sri Lanka
Average UV index in August
Mahadeniya, 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 - Mahadeniya, Sri Lanka
Average cloud cover in August
Mahadeniya, Sri Lanka
  • Average cloud cover in August: 56

The month with the most cloud cover is June (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 24).

Average visibility in August - Mahadeniya, Sri Lanka
Average visibility in August
Mahadeniya, Sri Lanka
  • Average visibility in August: 9km

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

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