Monthly weather forecast and climate
Puttalam, Sri Lanka

Weather in January

January, like December, in Puttalam, Sri Lanka, is a moderately hot winter month, with temperature in the range of an average high of 29.3°C (84.7°F) and an average low of 22.8°C (73°F). January and December, with an average high-temperature of 29.3°C (84.7°F), are the coldest months. In January, the average heat index is appraised at a tropical 34.9°C (94.8°F). Weather in January »

Weather in February

The last month of the winter, February, is a hot month in Puttalam, Sri Lanka, with average temperature varying between 30.6°C (87.1°F) and 23.2°C (73.8°F). In February, the average high-temperature is relatively the same as in January - a hot 30.6°C (87.1°F). Weather in February »

Weather in March

March, the first month of the spring, in Puttalam, is still a hot month, with temperature in the range of an average high of 31.7°C (89.1°F) and an average low of 24.8°C (76.6°F). In March, the average high-temperature is relatively the same as in February - a still tropical 31.7°C (89.1°F). Weather in March »

Weather in April

April, like March, is another tropical spring month in Puttalam, Sri Lanka, with average temperature fluctuating between 31.9°C (89.4°F) and 26.8°C (80.2°F). The warmest month is April, with an average high-temperature of 31.9°C (89.4°F) and an average low-temperature of 26.8°C (80.2°F). The average heat index in April is calculated to an extremely hot 42.4°C (108.3°F). Weather in April »

Weather in May

The last month of the spring, May, is also a hot month in Puttalam, Sri Lanka, with average temperature fluctuating between 31.3°C (88.3°F) and 27.4°C (81.3°F). In May, the average high-temperature is essentially the same as in April - a still tropical 31.3°C (88.3°F). Weather in May »

Weather in June

June, the first month of the summer, in Puttalam, is also a hot month, with average temperature ranging between max 30.4°C (86.7°F) and min 27.2°C (81°F). In Puttalam, the average high-temperature is essentially the same as in May - a still hot 30.4°C (86.7°F). Weather in June »

Weather in July

July, like June, in Puttalam, Sri Lanka, is a moderately hot summer month, with average temperature varying between 29.9°C (85.8°F) and 26.7°C (80.1°F). In July, the average high-temperature is essentially the same as in June - a warm 29.9°C (85.8°F). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Puttalam, Sri Lanka, with average temperature varying between 29.8°C (85.6°F) and 26.3°C (79.3°F). In Puttalam, the average high-temperature is essentially the same as in July - a still warm 29.8°C (85.6°F). Weather in August »

Weather in September

September, the first month of the autumn, in Puttalam, is a hot month, with temperature in the range of an average high of 30°C (86°F) and an average low of 26.5°C (79.7°F). In September, the average high-temperature is practically the same as in August - a hot 30°C (86°F). Weather in September »

Weather in October

October, like September, is another tropical autumn month in Puttalam, Sri Lanka, with temperature in the range of an average low of 25.8°C (78.4°F) and an average high of 30.2°C (86.4°F). In October, the average high-temperature is relatively the same as in September - a still hot 30.2°C (86.4°F). Weather in October »

Weather in November

The last month of the autumn, November, is another warm month in Puttalam, Sri Lanka, with average temperature varying between 29.9°C (85.8°F) and 25°C (77°F). In November, the average high-temperature is practically the same as in October - a moderately hot 29.9°C (85.8°F). Weather in November »

Weather in December

December, the first month of the winter, in Puttalam, is also a moderately hot month, with average temperature ranging between min 23.9°C (75°F) and max 29.3°C (84.7°F). The coldest months are January and December, with an average high-temperature of 29.3°C (84.7°F). The average heat index is calculated to a very hot 35.6°C (96.1°F). Weather in December »
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FAQ

What is the coldest month in Puttalam?

The coldest months in Puttalam are January and December, with an average high-temperature of 29.3°C (84.7°F).

How many days does it rain in Puttalam?

In Puttalam, Sri Lanka, during the entire year, the rain falls for 221.7 days and collects up to 1071mm (42.17") of precipitation.

What is the driest month in Puttalam?

Months with the least rainfall in Puttalam are January and February Rain falls for 11.9 days and accumulates 31mm (1.22") of rain.

What is the month with the shortest days in Puttalam?

January and December, with an average of 11.7h of daylight, are months with the shortest days.

What is the month with the highest UV index in Puttalam?

Months with the highest UV index are January through December, with an average maximum UV index of 7.

What is the month with the lowest UV index in Puttalam?

Months with the lowest UV index in Puttalam are January through December, with an average maximum UV index of 7.

What is the least humid month in Puttalam?

With an average relative humidity of 73%, March is the least humid month.

What is the warmest month in Puttalam?

The warmest month in Puttalam is April, with an average high-temperature of 31.9°C (89.4°F) and an average low-temperature of 26.8°C (80.2°F).

When are the longest days in Puttalam?

June has the longest days of the year, with an average of 12.6h of daylight.

What month has the most sunshine in Puttalam?

With an average of 9.8h of sunshine, June has the most sunshine of the year in Puttalam, Sri Lanka.

What is the rainiest month in Puttalam?

The month with the most rainfall is October when the rain falls for 24 days and typically aggregates up to 195mm (7.68") of precipitation.

What is the month with the least sunshine in Puttalam?

With an average of 6h of sunshine, November has the least sunshine of the year in Puttalam, Sri Lanka.

What is the most humid month in Puttalam?

December is the most humid month in Puttalam, Sri Lanka, with an average relative humidity of 80%.

Average temperature
Puttalam, Sri Lanka

Average temperature - Puttalam, Sri Lanka

The warmest month (with the highest average high temperature) is April (31.9°C).
Months with the lowest average high temperature are January and December (29.3°C).

The month with the highest average low temperature is May (27.4°C).
The coldest month (with the lowest average low temperature) is January (22.8°C).

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Average pressure
Puttalam, Sri Lanka

Average pressure - Puttalam, Sri Lanka

The month with the highest atmospheric pressure is January (1012mbar).
The month with the lowest atmospheric pressure is June (1007.5mbar).

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Average wind speed
Puttalam, Sri Lanka

Average wind speed - Puttalam, Sri Lanka

The windiest month (with the highest average wind speed) is June (30.4km/h).
The calmest month (with the lowest average wind speed) is April (14.1km/h).

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Average humidity
Puttalam, Sri Lanka

Average humidity - Puttalam, Sri Lanka

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is March (73%).

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Average rainfall
Puttalam, Sri Lanka

Average rainfall - Puttalam, Sri Lanka

The wettest month (with the highest rainfall) is October (195mm).
The driest months (with the least rainfall) are January and February (31mm).

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Average rainfall days
Puttalam, Sri Lanka

Average rainfall days - Puttalam, Sri Lanka

The month with the highest number of rainy days is November (25.1 days).
The month with the least rainy days is February (10.5 days).

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Average daylight / Average sunshine
Puttalam, Sri Lanka

Average daylight / Average sunshine - Puttalam, Sri Lanka

The month with the longest days is June (Average daylight: 12.6h).
Months with the shortest days are January and December (Average daylight: 11.7h).

The month with the most sunshine is June (Average sunshine: 9.8h).
The month with the least sunshine is November (Average sunshine: 6h).

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Average sunshine days
Puttalam, Sri Lanka

Average sunshine days - Puttalam, Sri Lanka

The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is April (3.6 days).

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Average UV index
Puttalam, Sri Lanka

Average UV index - Puttalam, Sri Lanka

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

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Average visibility
Puttalam, Sri Lanka

Average visibility - Puttalam, Sri Lanka

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

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