Sigiriya
Sri Lanka
Long-term weather forecast
Long-term weather forecast
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September weather forecast and Climate
Sigiriya, Sri Lanka

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  • The average high temperature in September: 31°C

Warmest months (with the highest average high temperature) are March, April and May (32°C).
Months with the lowest average high temperature are January and December (28°C).

  • The average low temperature in September: 23°C

Months with the highest average low temperature are May and June (24°C).
Coldest months (with the lowest average low temperature) are January, February and December (21°C).

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  • The average rainfall in September: 99mm

The wettest month (with the highest rainfall) is November (298mm).
The driest month (with the lowest rainfall) is June (55mm).

  • The average rainfall days in September: 9 days

The month with the highest number of rainy days is November (15 days).
Months with the lowest number of rainy days are January and February (5 days).

  • The average daylight in September: 12h

Months with the longest days are June and July (Average daylight: 13h).
Months with shortest days are January, February, March, April, May, August, September, October, November and December (Average daylight: 12h).

  • The average sunshine in September: 6h

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

  • The average UV index in September: 12

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

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