Monthly weather forecast and climate
Port Blair, India

January, like December, in Port Blair, India, is a warm winter month, with average temperature varying between 21.3°C (70.3°F) and 29.2°C (84.6°F). In January, the average high-temperature is 29.2°C (84.6°F), and the average low-temperature is 21.3°C (70.3°F). Weather in January »
The last month of the winter, February, is a hot month in Port Blair, India, with temperature in the range of an average low of 21°C (69.8°F) and an average high of 30.1°C (86.2°F). The average high-temperature, in February, is 30.1°C (86.2°F), while the average low-temperature is 21°C (69.8°F). Weather in February »

March, the first month of the pre-monsoon summer, in Port Blair, is also a hot month, with temperature in the range of an average high of 31.1°C (88°F) and an average low of 21.8°C (71.2°F). In Port Blair, in March, the average high-temperature is 31.1°C (88°F), and the average low-temperature is 21.8°C (71.2°F). Weather in March »

April, the same as March, in Port Blair, India, is a hot pre-monsoon summer month, with average temperature fluctuating between 23.4°C (74.1°F) and 32.2°C (90°F). April is the warmest month, with an average high-temperature of 32.2°C (90°F) and an average low-temperature of 23.4°C (74.1°F). Weather in April »

The last month of the pre-monsoon summer, May, is also a hot month in Port Blair, India, with temperature in the range of an average high of 31°C (87.8°F) and an average low of 23.3°C (73.9°F). In May, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 23.3°C (73.9°F). Weather in May »

June, the first month of the rainy (monsoon) season, in Port Blair, is still a warm month, with average temperature ranging between min. 23.1°C (73.6°F) and max. 29.5°C (85.1°F). The average high-temperature, in June, is 29.5°C (85.1°F), while the average low-temperature is 23.1°C (73.6°F). Weather in June »

July, the same as June, is a warm rainy (monsoon) season month in Port Blair, India, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 29.2°C (84.6°F). In July, the average high-temperature is 29.2°C (84.6°F), and the average low-temperature is 23°C (73.4°F). Weather in July »

August, like July, in Port Blair, India, is another warm rainy (monsoon) season month, with average temperature fluctuating between 22.9°C (73.2°F) and 29.1°C (84.4°F). The coldest months are August and December, with an average high-temperature of 29.1°C (84.4°F). Weather in August »

September, the last month of the rainy (monsoon) season, in Port Blair, is also a warm month, with average temperature varying between 22.4°C (72.3°F) and 29.2°C (84.6°F). In Port Blair, the average high-temperature is 29.2°C (84.6°F), and the average low-temperature is 22.4°C (72.3°F). Weather in September »

The first month of the post monsoon autumn, October, is still a warm month in Port Blair, India, with average temperature varying between 22.2°C (72°F) and 29.6°C (85.3°F). The average high-temperature, is 29.6°C (85.3°F), while the average low-temperature is 22.2°C (72°F). Weather in October »

The last month of the post monsoon autumn, November, is also a warm month in Port Blair, India, with average temperature varying between 22.3°C (72.1°F) and 29.4°C (84.9°F). In Port Blair, in November, the average high-temperature is 29.4°C (84.9°F), and the average low-temperature is 22.3°C (72.1°F). Weather in November »

The first month of the winter, December, is also a warm month in Port Blair, India, with temperature in the range of an average low of 22.3°C (72.1°F) and an average high of 29.1°C (84.4°F). The coldest months are August and December, with an average high-temperature of 29.1°C (84.4°F). Weather in December »

How many days does it rain in Port Blair?

In Port Blair, during the entire year, the rain falls for 156.3 days and collects up to 3034.8mm (119.5") of precipitation.

When is the sea coldest in Port Blair?

The month with the coldest seawater is January, with an average sea temperature of 27.8°C (82°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 month with the shortest days in Port Blair?

January and December, with an average of 11.5h of daylight, are months with the shortest days in Port Blair, India.

What is the month with the lowest UV index in Port Blair?

Months with the lowest UV index in Port Blair, India, are January, November and December, with an average UV index of 10.

What is the driest month in Port Blair?

February is the month with the least rainfall in Port Blair. Rain falls for 1.5 days and accumulates 26.5mm (1") of precipitation.

What month has the most sunshine in Port Blair?

The month with the most sunshine is February, with an average of 9.4h of sunshine.

When is the highest UV index in Port Blair?

February through October, with an average UV index of 12, are months with the highest UV index in Port Blair.

What is the least humid month in Port Blair?

March is the least humid month in Port Blair, with an average relative humidity of 71%.

What is the warmest month in Port Blair?

With an average high-temperature of 32.2°C (90°F) and an average low-temperature of 23.4°C (74.1°F), April is the warmest month in Port Blair.

When is the sea warmest in Port Blair?

Months with the warmest seawater in Port Blair are April and May, with an average sea temperature of 30.3°C (86.5°F). The surface water temperatures above 30°C (86°F) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing.

What is the wettest month in Port Blair?

The month with the most rainfall is June when the rain falls for 23 days and typically aggregates up to 501.1mm (19.7") of precipitation.

When are the longest days in Port Blair?

June has the longest days of the year in Port Blair, with an average of 12.8h of daylight.

What is the month with the least sunshine in Port Blair?

June has the least sunshine of the year in Port Blair, India, with an average of 2.9h of sunshine.

What are the coldest months in Port Blair?

The coldest months in Port Blair are August and December, with an average high-temperature of 29.1°C (84.4°F).

What are the most humid months in Port Blair?

August and September, with an average relative humidity of 85%, are most humid months in Port Blair, India.
Average temperature - Port Blair, India
Average humidity - Port Blair, India
Average rainfall - Port Blair, India

The wettest month (with the highest rainfall) is June (501.1mm).
The driest month (with the lowest rainfall) is February (26.5mm).

Average rainfall days - Port Blair, India

The month with the highest number of rainy days is August (23.4 days).
The month with the lowest number of rainy days is March (1.4 days).

Average sea temperature - Port Blair, India

Best months for swimming (with the highest average sea temperature) are April and May (30.3°C).
The coldest month (with the lowest average sea temperature) is January (27.8°C).

Average daylight / Average sunshine - Port Blair, India

The month with the longest days is June (Average daylight: 12.8h).
Months with shortest days are January and December (Average daylight: 11.5h).

The month with most sunshine is February (Average sunshine: 9.4h).
The month with least sunshine is June (Average sunshine: 2.9h).

Average UV index - Port Blair, India

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 10).

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