August weather forecast
Hanwella, Sri Lanka

August

Weather in August

August, the last month of the summer in Hanwella, is another warm month, with an average temperature fluctuating between 25.2°C (77.4°F) and 28.9°C (84°F).

Temperature

In Hanwella, the coldest months are July and August, registering an average high-temperature of 28.9°C (84°F).

Heat index

For most parts of August, the heat index is calculated to be a sweltering 35°C (95°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'real feel' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

The months with the highest humidity are June through August, with an average relative humidity of 83%.

Rainfall

In Hanwella, in August, during 30.2 rainfall days, 287mm (11.3") of precipitation is typically accumulated. Throughout the year, there are 289.4 rainfall days, and 2262mm (89.06") of precipitation is accumulated.

Daylight

In August, the average length of the day is 12h and 20min.
On the first day of the month, sunrise is at 06:03 and sunset at 18:28. On the last day of August, sunrise is at 06:02 and sunset at 18:17 +0530.

Sunshine

In Hanwella, the average sunshine in August is 7h.

UV index

May, June, August and October, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 6 during August translates into these guidelines:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Frequently asked questions

What part of the year is the coldest in Hanwella?
Lowest temperatures are observed in July and August, averaging a high-temperature of 28.9°C (84°F).
Is it hot in Hanwella during August?
In August, the average high-temperature and low-temperature in Hanwella, Sri Lanka, are 28.9°C (84°F) and 25.2°C (77.4°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is calculated to be 35°C (95°F).
What are the most humid months in Hanwella?
June through August, with an average relative humidity of 83%, are most humid months in Hanwella.
What is the average humidity in August in Hanwella?
The average relative humidity in August in Hanwella, Sri Lanka, is 83%.
How many days does it rain in August in Hanwella?
In August, the rain falls for 30.2 days. Throughout August, 287mm (11.3") of precipitation is accumulated.
What is the average length of the day in August in Hanwella?
In Hanwella, Sri Lanka, the average day length in August is 12h and 20min.
When is the sunrise / sunset in August in Hanwella?
In August, on the first day of the month, sunrise is at 06:03 and sunset at 18:28. On the last day of the month, sunrise is at 06:02 and sunset at 18:17 +0530.
How long on average sun shines in August in Hanwella?
In August, the average sunshine duration in Hanwella, Sri Lanka, is 7h.
What is the month with the lowest UV index in Hanwella?
May, June, August and October, with an average maximum UV index of 6, are months with the lowest UV index in Hanwella.
How high is the UV index in August in Hanwella?
In Hanwella, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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 - Hanwella, Sri Lanka
Average temperature in August
Hanwella, 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 - Hanwella, Sri Lanka
Average pressure in August
Hanwella, 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 - Hanwella, Sri Lanka
Average wind speed in August
Hanwella, 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 - Hanwella, Sri Lanka
Average humidity in August
Hanwella, 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 - Hanwella, Sri Lanka
Average rainfall in August
Hanwella, 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 - Hanwella, Sri Lanka
Average rainfall days in August
Hanwella, 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 - Hanwella, Sri Lanka
Average daylight in August /
Average sunshine in August
Hanwella, 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 - Hanwella, Sri Lanka
Average sunshine days in August
Hanwella, 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 - Hanwella, Sri Lanka
Average UV index in August
Hanwella, 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 - Hanwella, Sri Lanka
Average cloud cover in August
Hanwella, 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 - Hanwella, Sri Lanka
Average visibility in August
Hanwella, 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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