August weather forecast
Deltota, Sri Lanka

August

Weather in August

The last month of the summer, August, is also a moderately hot month in Deltota, Sri Lanka, with temperature in the range of an average low of 21.2°C (70.2°F) and an average high of 29.2°C (84.6°F).

Temperature

August denotes a minimal variation in the average high-temperature to a still moderately hot 29.2°C (84.6°F) from July's 29.3°C (84.7°F). In August, Deltota encounters an average low-temperature of 21.2°C (70.2°F) during the night.

Heat index

August's mean heat index is computed to be a fiery hot 35°C (95°F). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In Deltota, the average relative humidity in August is 77%.

Rainfall

In Deltota, Sri Lanka, in August, it is raining for 25.8 days, with typically 84mm (3.31") of accumulated precipitation. Throughout the year, in Deltota, there are 278.4 rainfall days, and 1466mm (57.72") of precipitation is accumulated.

Daylight

The average length of the day in August is 12h and 21min.
On the first day of August, sunrise is at 06:00 and sunset at 18:26. On the last day of the month, sunrise is at 05:59 and sunset at 18:15 +0530.

Sunshine

In August, the average sunshine is 8.7h.

UV index

The months with the highest UV index are January through September, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, a daily UV index of 6 turns into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

How hot is it in August?
An average high-temperature, in August, in Deltota, is 29.2°C (84.6°F) and the average low-temperature is 21.2°C (70.2°F). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is computed to be 35°C (95°F).
What is the average humidity in August?
In August, the average relative humidity is 77%.
How much does it rain in August?
In Deltota, in August, it is raining for 25.8 days, with typically 84mm (3.31") of accumulated precipitation.
How many hours of daylight does Deltota have in August?
In Deltota, the average day length in August is 12h and 21min.
When are sunrise and sunset in August in Deltota?
On the first day of August, sunrise is at 06:00 and sunset at 18:26. On the last day of the month, sunrise is at 05:59 and sunset at 18:15 +0530.
How long on average sun shines in August?
The average sunshine duration in August is 8.7h.
What are the months with the highest UV index?
The months with the highest UV index are January through September, November and December, with an average maximum UV index of 6.
What is the UV index intensity in August?
In Deltota, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Deltota, Sri Lanka
  • Average high temperature in August: 29.2°C

The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is December (27.5°C).

  • Average low temperature in August: 21.2°C

The months with the highest average low temperature are May and June (21.8°C).
The coldest month (with the lowest average low temperature) is February (18.1°C).

Average pressure in August
Deltota, Sri Lanka
  • Average pressure in August: 1008.5mbar

The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).

Average wind speed in August
Deltota, Sri Lanka
  • Average wind speed in August: 11.6km/h

The windiest month (with the highest average wind speed) is June (13.5km/h).
The calmest month (with the lowest average wind speed) is April (4.7km/h).

Average humidity in August
Deltota, Sri Lanka
  • Average humidity in August: 77%

The month with the highest relative humidity is December (84%).
The month with the lowest relative humidity is March (74%).

Average rainfall in August
Deltota, Sri Lanka
  • Average rainfall in August: 84mm

The wettest month (with the highest rainfall) is October (301mm).
The driest month (with the least rainfall) is January (38mm).

Average rainfall days in August
Deltota, Sri Lanka
  • Average rainfall days in August: 25.8 days

The month with the highest number of rainy days is May (28.6 days).
The month with the least rainy days is January (14.1 days).

Average daylight in August /
Average sunshine in August
Deltota, 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: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in August
Deltota, Sri Lanka
  • Average sunshine days in August: 2.6 days

The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is May (1.2 days).

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

The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 6).
The month with the lowest UV index is October (UV index 5).

Average cloud cover in August
Deltota, Sri Lanka
  • Average cloud cover in August: 34

The months with the most cloud cover are November and December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 27).

Average visibility in August
Deltota, Sri Lanka
  • Average visibility in August: 10km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, November and December (8km).

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