Monthly weather forecast and climate
Polonnaruwa, Sri Lanka

Weather in January

January, the same as December, is another warm winter month in Polonnaruwa, Sri Lanka, with temperature in the range of an average low of 20°C (68°F) and an average high of 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). In January, the average heat index is appraised at a sweltering 36.1°C (97°F). Weather in January »

Weather in February

February, the last month of the winter, in Polonnaruwa, is a hot month, with average temperature varying between 31.3°C (88.3°F) and 20°C (68°F). In February, the average high-temperature is relatively the same as in January - a tropical 31.3°C (88.3°F). Weather in February »

Weather in March

March, the first month of the spring, in Polonnaruwa, is still a tropical month, with average temperature ranging between max 33.8°C (92.8°F) and min 21.1°C (70°F). In March, the average high-temperature is almost the same as in February - a still hot 33.8°C (92.8°F). Weather in March »

Weather in April

April, the same as March, in Polonnaruwa, Sri Lanka, is another hot spring month, with temperature in the range of an average high of 34.9°C (94.8°F) and an average low of 23.5°C (74.3°F). The warmest month is April, with an average high-temperature of 34.9°C (94.8°F) and an average low-temperature of 23.5°C (74.3°F). In April, the average heat index is calculated to a life-threatening hot 51.7°C (125.1°F). Weather in April »

Weather in May

May, the last month of the spring, in Polonnaruwa, is another hot month, with average temperature fluctuating between 34.2°C (93.6°F) and 24.5°C (76.1°F). In Polonnaruwa, the average high-temperature in May is relatively the same as in April - a still hot 34.2°C (93.6°F). Weather in May »

Weather in June

June, the first month of the summer, in Polonnaruwa, is still a hot month, with average temperature ranging between min 24.8°C (76.6°F) and max 33.6°C (92.5°F). In June, the average high-temperature is relatively the same as in May - a still tropical 33.6°C (92.5°F). Weather in June »

Weather in July

July, the same as June, in Polonnaruwa, Sri Lanka, is another tropical summer month, with temperature in the range of an average low of 24.5°C (76.1°F) and an average high of 33.5°C (92.3°F). In Polonnaruwa, the average high-temperature is essentially the same as in June - a still tropical 33.5°C (92.3°F). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Polonnaruwa, Sri Lanka, with average temperature fluctuating between 33.7°C (92.7°F) and 24.3°C (75.7°F). In August, the average high-temperature is practically the same as in July - a still tropical 33.7°C (92.7°F). Weather in August »

Weather in September

September, the first month of the autumn, in Polonnaruwa, is also a hot month, with average temperature fluctuating between 24.1°C (75.4°F) and 33.9°C (93°F). In Polonnaruwa, Sri Lanka, the average high-temperature is practically the same as in August - a still hot 33.9°C (93°F). Weather in September »

Weather in October

October, like September, is another tropical autumn month in Polonnaruwa, Sri Lanka, with temperature in the range of an average low of 23.2°C (73.8°F) and an average high of 32.7°C (90.9°F). In October, the average high-temperature is practically the same as in September - a still tropical 32.7°C (90.9°F). Weather in October »

Weather in November

The last month of the autumn, November, is also a hot month in Polonnaruwa, Sri Lanka, with temperature in the range of an average high of 30.5°C (86.9°F) and an average low of 22°C (71.6°F). In Polonnaruwa, the average high-temperature in November is relatively the same as in October - a still hot 30.5°C (86.9°F). Weather in November »

Weather in December

December, the first month of the winter, in Polonnaruwa, is still a warm month, with average temperature fluctuating between 21.4°C (70.5°F) and 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 sweltering 36.6°C (97.9°F). Weather in December »
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FAQ

What are the coldest months in Polonnaruwa?

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

How many days does it rain in Polonnaruwa?

In Polonnaruwa, during the entire year, the rain falls for 196.8 days and collects up to 943mm (37.13") of precipitation.

What is the month with the shortest days in Polonnaruwa?

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

What are the months with the lowest UV index in Polonnaruwa?

Months with the lowest UV index in Polonnaruwa are January, November and December, with an average maximum UV index of 6.

When is the highest UV index in Polonnaruwa?

February through October, with an average maximum UV index of 7, are months with the highest UV index.

What is the warmest month in Polonnaruwa?

With an average high-temperature of 34.9°C (94.8°F) and an average low-temperature of 23.5°C (74.3°F), April is the warmest month in Polonnaruwa.

What are the least humid months in Polonnaruwa?

Months with the lowest humidity in Polonnaruwa, Sri Lanka, are June through September, with an average relative humidity of 67%.

What is the driest month in Polonnaruwa?

The month with the least rainfall in Polonnaruwa is June when the rain falls for 7.8 days and typically collects 15mm (0.59") of precipitation.

When are the longest days in Polonnaruwa?

With an average of 12.6h of daylight, June has the longest days of the year in Polonnaruwa, Sri Lanka.

What month has the most sunshine in Polonnaruwa?

The month with the most sunshine in Polonnaruwa, Sri Lanka, is June, with an average of 11.3h of sunshine.

What is the wettest month in Polonnaruwa?

The month with the most rainfall is October when the rain falls for 22.6 days and typically aggregates up to 214mm (8.43") of precipitation.

What is the most humid month in Polonnaruwa?

December is the most humid month, with an average relative humidity of 84%.

What is the month with the least sunshine in Polonnaruwa?

With an average of 4.9h of sunshine, December has the least sunshine of the year in Polonnaruwa, Sri Lanka.

Average temperature
Polonnaruwa, Sri Lanka

Average temperature - Polonnaruwa, Sri Lanka

The warmest month (with the highest average high temperature) is April (34.9°C).
Months with the lowest average high temperature are January and December (29.3°C).

The month with the highest average low temperature is June (24.8°C).
The coldest months (with the lowest average low temperature) are January and February (20°C).

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Average pressure
Polonnaruwa, Sri Lanka

Average pressure - Polonnaruwa, 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
Polonnaruwa, Sri Lanka

Average wind speed - Polonnaruwa, Sri Lanka

The windiest month (with the highest average wind speed) is June (23.8km/h).
The calmest month (with the lowest average wind speed) is April (7.1km/h).

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Average humidity
Polonnaruwa, Sri Lanka

Average humidity - Polonnaruwa, Sri Lanka

The month with the highest relative humidity is December (84%).
Months with the lowest relative humidity are June, July, August and September (67%).

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Average rainfall
Polonnaruwa, Sri Lanka

Average rainfall - Polonnaruwa, Sri Lanka

The wettest month (with the highest rainfall) is October (214mm).
The driest month (with the least rainfall) is June (15mm).

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Average rainfall days
Polonnaruwa, Sri Lanka

Average rainfall days - Polonnaruwa, Sri Lanka

The month with the highest number of rainy days is November (24.1 days).
The month with the least rainy days is June (7.8 days).

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Average daylight / Average sunshine
Polonnaruwa, Sri Lanka

Average daylight / Average sunshine - Polonnaruwa, 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: 11.3h).
The month with the least sunshine is December (Average sunshine: 4.9h).

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Average sunshine days
Polonnaruwa, Sri Lanka

Average sunshine days - Polonnaruwa, Sri Lanka

The month with the most sunshine days is July (16 days).
The month with the least sunshine days is November (4.2 days).

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Average UV index
Polonnaruwa, Sri Lanka

Average UV index - Polonnaruwa, Sri Lanka

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

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Average visibility
Polonnaruwa, Sri Lanka

Average visibility - Polonnaruwa, Sri Lanka

Months with the highest visibility are May, June, July, August and September (10km).
Months with the lowest visibility are January and December (7km).

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