August weather forecast
Moratuwa, Sri Lanka

englishespañol中文
Share

Weather in August

August brings a marginal shift towards drier conditions in Moratuwa, but the overall monsoon climate sustains. The weather continues to offer ample daylight hours and consistent visibility, ideal for outdoor exploration. The sea temperature shows no noticeable variances, remaining refreshingly cool. August witnesses a slight increase in rainfall from July, registering 282mm (11.1"). In line with this, winds remain active and provide a cool breeze across the city.

Temperature

Moratuwa witnesses the coldest weather in August, with temperatures averaging a high of 28.6°C (83.5°F) and a low of 25.5°C (77.9°F).

Heat index

In August, the average heat index is appraised at a tropical 34°C (93.2°F). Exercise extra preventive actions, heat cramps and heat exhaustion are plausible. Continuous activity could result in heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', quantifies the warmth felt when relative humidity is considered. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

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

Rainfall

In Moratuwa, in August, it is raining for 29.5 days, with typically 282mm (11.1") of accumulated precipitation. In Moratuwa, during the entire year, the rain falls for 273.8 days and collects up to 2059mm (81.06") of precipitation.

Sea temperature

August is the month with the coldest seawater, with an average sea temperature of 27.2°C (81°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In Moratuwa, Sri Lanka, the average length of the day in August is 12h and 20min.
On the first day of the month, sunrise is at 06:04 and sunset at 18:29. On the last day of August, in Moratuwa, Sri Lanka, sunrise is at 06:03 and sunset at 18:18 +0530.

Sunshine

In Moratuwa, Sri Lanka, the average sunshine in August is 7.2h.

UV index

May, June and August, 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 vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: During August, 6 as the daily maximum UV index converts into the following advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Stay cautious! Sand and water reflections increase UV radiation potency.

Frequently asked questions

What part of the year is the coldest in Moratuwa?

In Moratuwa, August is known for its average lowest temperatures, reaching a high of 28.6°C (83.5°F) and a low of 25.5°C (77.9°F).

How hot is it in Moratuwa in August?

August temperatures vary between a high-temperature of 28.6°C (83.5°F) and a low-temperature of 25.5°C (77.9°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is appraised at 34°C (93.2°F).

What are the most humid months in Moratuwa?

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

What is the average humidity in August in Moratuwa?

In Moratuwa, Sri Lanka, the average relative humidity in August is 83%.

How much does it rain in Moratuwa in August?

In Moratuwa, Sri Lanka, in August, it is raining for 29.5 days, with typically 282mm (11.1") of accumulated precipitation.

What is the month with the coldest sea water in Moratuwa?

August is the month with the coldest seawater in Moratuwa, Sri Lanka, with an average sea temperature of 27.2°C (81°F).

What is the water temperature in August in Moratuwa?

In August, the average sea temperature in Moratuwa, Sri Lanka, is 27.2°C (81°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in August in Moratuwa?

The average day length in August in Moratuwa is 12h and 20min.

When is the sunrise / sunset in August in Moratuwa?

In August, on the first day of the month, sunrise is at 06:04 and sunset at 18:29. On the last day of the month, sunrise is at 06:03 and sunset at 18:18 +0530.

How many hours of sunshine does Moratuwa have in August?

In Moratuwa, the average sunshine duration in August is 7.2h.

When is the lowest UV index in Moratuwa?

The months with the lowest UV index in Moratuwa, Sri Lanka, are May, June and August, with an average maximum UV index of 6.

What is the UV index reading in August in Moratuwa?

In August, the average daily maximum UV index in Moratuwa is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.

Average temperature in August
Moratuwa, Sri Lanka

Average temperature in August - Moratuwa, Sri Lanka
  • Average high temperature in August: 28.6°C

The warmest months (with the highest average high temperature) are March and April (31.3°C).
The month with the lowest average high temperature is August (28.6°C).

  • Average low temperature in August: 25.5°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 (23.4°C).

Average pressure in August
Moratuwa, Sri Lanka

Average pressure in August - Moratuwa, Sri Lanka
  • Average pressure in August: 1009.2mbar

The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.7mbar).

Average wind speed in August
Moratuwa, Sri Lanka

Average wind speed in August - Moratuwa, Sri Lanka
  • Average wind speed in August: 15.1km/h

The windiest month (with the highest average wind speed) is June (15.9km/h).
The calmest month (with the lowest average wind speed) is March (7.9km/h).

Average humidity in August
Moratuwa, Sri Lanka

Average humidity in August - Moratuwa, 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 (75%).

Average rainfall in August
Moratuwa, Sri Lanka

Average rainfall in August - Moratuwa, Sri Lanka
  • Average rainfall in August: 282mm

The wettest month (with the highest rainfall) is June (350mm).
The driest month (with the least rainfall) is January (25mm).

Average rainfall days in August
Moratuwa, Sri Lanka

Average rainfall days in August - Moratuwa, Sri Lanka
  • Average rainfall days in August: 29.5 days

The months with the highest number of rainy days are July and August (29.5 days).
The month with the least rainy days is January (8.9 days).

Average sea temperature in August
Moratuwa, Sri Lanka

Average sea temperature in August - Moratuwa, Sri Lanka
  • Average sea temperature in August: 27.2°C

The best month for swimming (with the highest average sea temperature) is April (29.6°C).
The coldest month (with the lowest average sea temperature) is August (27.2°C).

Average daylight in August /
Average sunshine in August
Moratuwa, Sri Lanka

Average daylight in August / Average sunshine in August - Moratuwa, 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 1min

The month with the most sunshine is January (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 6h and 48min).

Average sunshine days in August
Moratuwa, Sri Lanka

Average sunshine days in August - Moratuwa, Sri Lanka
  • Average sunshine days in August: 0.5 days

The month with the most sunshine days is January (21 days).
The months with the least sunshine days are June and July (0.3 days).

Average UV index in August
Moratuwa, Sri Lanka

Average UV index in August - Moratuwa, Sri Lanka
  • Average UV index in August: 6

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

Average cloud cover in August
Moratuwa, Sri Lanka

Average cloud cover in August - Moratuwa, Sri Lanka
  • Average cloud cover in August: 54

The month with the most cloud cover is June (Cloud cover 55).
The month with the least cloud cover is January (Cloud cover 24).

Average visibility in August
Moratuwa, Sri Lanka

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

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

Moratuwa, Sri Lanka

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location