September weather forecast and climate
Hikkaduwa, Sri Lanka

Temperature

The coldest months are July through October, with an average high-temperature of 29°C (84.2°F).

Rainfall

In Hikkaduwa, it is raining for 12 days, with typically 270mm (10.6") of accumulated precipitation. Throughout the year, in Hikkaduwa, there are 125 rainfall days, and 2669mm (105.1") of precipitation is accumulated.

Sea temperature

In Hikkaduwa, the average seawater temperature in September is 28.1°C (82.6°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

The average length of the day is 12.2h.

Sunshine

Months with the least sunshine in Hikkaduwa, Sri Lanka, are May through October, with an average of 6h of sunshine.

UV index

January through October, with an average UV index of 12, are months with the highest UV index.

What are the coldest months in Hikkaduwa?

The coldest months in Hikkaduwa are July through October, with an average high-temperature of 29°C (84.2°F).

What is the temperature in September in Hikkaduwa?

The average high-temperature, in September, in Hikkaduwa, Sri Lanka, is 29°C (84.2°F), while the average low-temperature is 24°C (75.2°F).

How many days does it rain in September in Hikkaduwa?

In Hikkaduwa, in September, during 12 rainfall days, 270mm (10.6") of precipitation is typically accumulated.

How warm is the water in September in Hikkaduwa?

In Hikkaduwa, Sri Lanka, the average seawater temperature in September is 28.1°C (82.6°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in September in Hikkaduwa?

In Hikkaduwa, Sri Lanka, the average length of the day in September is 12.2h.

What is the month with the least sunshine in Hikkaduwa?

May through October, with an average of 6h of sunshine, are months with the least sunshine in Hikkaduwa, Sri Lanka.

How long on average sun shines in September in Hikkaduwa?

In September, the average sunshine in Hikkaduwa, Sri Lanka, is 6h.

What are the months with the highest UV index in Hikkaduwa?

Months with the highest UV index in Hikkaduwa, Sri Lanka, are January through October, with an average UV index of 12.

What is the UV index intensity in September in Hikkaduwa?

In Hikkaduwa, Sri Lanka, the average UV index in September is 12.
Average temperature in September - Hikkaduwa, Sri Lanka
  • Average high temperature in September: 29°C

Warmest months (with the highest average high temperature) are March and April (31°C).
Months with the lowest average high temperature are July, August, September and October (29°C).

  • Average low temperature in September: 24°C

Months with the highest average low temperature are May and June (25°C).
Coldest months (with the lowest average low temperature) are January, February and December (22°C).

Average rainfall in September - Hikkaduwa, Sri Lanka
  • Average rainfall in September: 270mm

The wettest month (with the highest rainfall) is October (363mm).
The driest month (with the lowest rainfall) is January (89mm).

Average rainfall days in September - Hikkaduwa, Sri Lanka
  • Average rainfall days in September: 12 days

Months with the highest number of rainy days are October and November (14 days).
Months with the lowest number of rainy days are January and February (5 days).

Average sea temperature in September - Hikkaduwa, Sri Lanka
  • Average sea temperature in September: 28.1°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 (27.5°C).

Average daylight in September / Average sunshine in September - Hikkaduwa, Sri Lanka
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 12.5h).
Months with shortest days are January, November and December (Average daylight: 11.8h).

  • Average sunshine in September: 6h

The month with most sunshine is March (Average sunshine: 9h).
Months with least sunshine are May, June, July, August, September and October (Average sunshine: 6).

Average UV index in September - Hikkaduwa, Sri Lanka
  • Average UV index in September: 12

Months with the highest UV index are January, February, March, April, May, June, July, August, September and October (UV index 12).
Months with the lowest UV index are November and December (UV index 11).

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