Monthly weather forecast and climate
Vallam, India

January, like December, in Vallam, India, is another warm winter month, with average temperature varying between 29.8°C (85.6°F) and 20.1°C (68.2°F). In Vallam, the average high-temperature is practically the same as in December - a still warm 29.8°C (85.6°F). Weather in January »

February, the last month of the winter, in Vallam, is a hot month, with average temperature ranging between max 32.3°C (90.1°F) and min 20.9°C (69.6°F). In Vallam, India, the average high-temperature in February is essentially the same as in January - a hot 32.3°C (90.1°F). Weather in February »

The first month of the pre-monsoon summer, March, is a very hot month in Vallam, India, with average temperature varying between 23.4°C (74.1°F) and 35.4°C (95.7°F). In March, the average high-temperature marginally rises, from a tropical 32.3°C (90.1°F) in February, to a very hot 35.4°C (95.7°F). Weather in March »

April, the same as March, is another sweltering pre-monsoon summer month in Vallam, India, with average temperature fluctuating between 26.7°C (80.1°F) and 37.9°C (100.2°F). In Vallam, the average high-temperature is relatively the same as in March - a still sweltering 37.9°C (100.2°F). Weather in April »

May, the last month of the pre-monsoon summer, in Vallam, is also a sweltering month, with average temperature fluctuating between 28.8°C (83.8°F) and 38.6°C (101.5°F). With an average high-temperature of 38.6°C (101.5°F) and an average low-temperature of 28.8°C (83.8°F), May is the warmest month. In May, the average heat index is appraised at a life-threatening hot 52.9°C (127.2°F). Weather in May »

The first month of the rainy (monsoon) season, June, is still a torrid month in Vallam, India, with average temperature varying between 28°C (82.4°F) and 37.1°C (98.8°F). In Vallam, the average high-temperature in June is practically the same as in May - a still torrid 37.1°C (98.8°F). Weather in June »

July, like June, in Vallam, India, is another torrid rainy (monsoon) season month, with temperature in the range of an average low of 27.3°C (81.1°F) and an average high of 36.7°C (98.1°F). In July, the average high-temperature is practically the same as in June - a still very hot 36.7°C (98.1°F). Weather in July »

August, like July, in Vallam, India, is another sweltering rainy (monsoon) season month, with average temperature ranging between min 26.5°C (79.7°F) and max 35.4°C (95.7°F). In August, the average high-temperature is almost the same as in July - a still sweltering 35.4°C (95.7°F). Weather in August »

The last month of the rainy (monsoon) season, September, is another hot month in Vallam, India, with average temperature fluctuating between 25.8°C (78.4°F) and 34.9°C (94.8°F). In September, the average high-temperature is relatively the same as in August - a hot 34.9°C (94.8°F). Weather in September »

October, the first month of the post monsoon autumn, in Vallam, is still a tropical month, with average temperature varying between 32.8°C (91°F) and 24.8°C (76.6°F). In October, the average high-temperature is practically the same as in September - a still hot 32.8°C (91°F). Weather in October »

The last month of the post monsoon autumn, November, is still a hot month in Vallam, India, with average temperature varying between 30.3°C (86.5°F) and 22.7°C (72.9°F). In November, the average high-temperature is almost the same as in October - a still tropical 30.3°C (86.5°F). Weather in November »

December, the first month of the winter, in Vallam, is also a moderately hot month, with temperature in the range of an average high of 29.1°C (84.4°F) and an average low of 21.5°C (70.7°F). With an average high-temperature of 29.1°C (84.4°F) and an average low-temperature of 21.5°C (70.7°F), December is the coldest month. The average heat index is estimated at a tropical 34.8°C (94.6°F). Weather in December »

How many days does it rain in Vallam?

In Vallam, India, during the entire year, the rain falls for 145 days and collects up to 512mm (20.16") of precipitation.

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

January, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Vallam.

What is the driest month in Vallam?

The month with the least rainfall is February when the rain falls for 5.5 days and typically collects 11mm (0.43") of precipitation.

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

March through August, with an average maximum UV index of 8, are months with the highest UV index.

What is the warmest month in Vallam?

The warmest month in Vallam is May, with an average high-temperature of 38.6°C (101.5°F) and an average low-temperature of 28.8°C (83.8°F).

What month has the most sunshine in Vallam?

May has the most sunshine of the year in Vallam, India, with an average of 11.7h of sunshine.

What is the least humid month in Vallam?

The least humid month is June, with an average relative humidity of 51%.

When are the longest days in Vallam?

Months with the longest days in Vallam, India, are June and July, with an average of 12.7h of daylight.

What is the wettest month in Vallam?

October is the month with the most rainfall. Rain falls for 21.9 days and accumulates 128mm (5.04") of precipitation.

What is the most humid month in Vallam?

With an average relative humidity of 80%, November is the most humid month in Vallam, India.

What is the month with the least sunshine in Vallam?

November has the least sunshine of the year, with an average of 5.7h of sunshine.

What is the coldest month in Vallam?

With an average high-temperature of 29.1°C (84.4°F) and an average low-temperature of 21.5°C (70.7°F), December is the coldest month in Vallam.

What is the month with the shortest days in Vallam?

With an average of 11.5h of daylight, December has the shortest days of the year.
Average temperature - Vallam, India
Average pressure - Vallam, India

The month with the highest atmospheric pressure is January (1013.3mbar).
The month with the lowest atmospheric pressure is June (1005.6mbar).

Average wind speed - Vallam, India

The windiest month (with the highest average wind speed) is June (16km/h).
The calmest month (with the lowest average wind speed) is October (10km/h).

Average rainfall - Vallam, India
Average rainfall days - Vallam, India

The month with the highest number of rainy days is October (21.9 days).
The month with the least rainy days is February (5.5 days).

Average daylight / Average sunshine - Vallam, India

Months with the longest days are June and July (Average daylight: 12.7h).
The month with the shortest days is December (Average daylight: 11.5h).

The month with the most sunshine is May (Average sunshine: 11.7h).
The month with the least sunshine is November (Average sunshine: 5.7h).

Average sunshine days - Vallam, India

The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is October (7.6 days).

Average UV index - Vallam, India

Months with the highest UV index are March, April, May, June, July and August (UV index 8).
Months with the lowest UV index are January, October, November and December (UV index 6).

Average visibility - Vallam, India

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