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Vallam Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Vallam.
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10-day forecastForecast
Climate overview of Vallam
The climate in Vallam, Tamil Nadu, India, sees a moderate range of temperatures across the year, from 40°C (104°F) in May down to 30°C (86°F) in December.
Vallam sees a moderate amount of rainfall, totalling around 964 mm (38 in) per year. It experiences a distinct dry season from January to March, creating some seasonal variation.
Vallam Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Vallam - and find the best time to visit.
Monthly Temperature in Vallam
The weather in Vallam changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a very hot 40°C (104°F) in May, the warmest time of the year, to a very warm 30°C (86°F) during cooler months like December.
At night, you can expect temperatures ranging from 28°C (82°F) in May to around 22°C (72°F) during December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Vallam
On average, Vallam receives a reasonable amount of rainfall, with an annual precipitation of 964 mm (38 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives heavy rainfall, averaging 201 mm (7.9 in) of precipitation, recorded across 8 rainy days. In contrast, the driest month February brings less rainfall, with 17 mm (0.7 in) over a single rainy day. For more details, please visit our Vallam Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Vallam
Conditions in Vallam are generally most comfortable in January. They are typically least comfortable in February, March, April, May, June, July, August, September, October and November.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very good
Feb
very hot
Mar
very hot
Apr
very hot
May
very hot
Jun
very hot
Jul
very hot
Aug
very hot
Sep
very hot
Oct
very hot
Nov
very wet
Dec
mixed
- Best overall: January
- Warmest weather: April, May and June
- Wettest months: August, September, October, November and December, when rainfall is highest.
- Seasonal pattern: A distinct dry season from January to March
Frequently asked questions about the climate in Vallam
What is the best time to visit Vallam?
January typically offers the most optimal weather in Vallam. In contrast, February, March, April, May, June, July, August, September, October and November tend to have less optimal conditions. Vallam has a distinct dry season from January to March.
What temperatures can I expect in Vallam?
Daytime highs range from 30°C (86°F) in December to 40°C (104°F) in May. Nighttime lows range from 22°C (72°F) to 28°C (82°F).
How much rain does Vallam get?
Annual rainfall is around 964 mm (38 in). November is the wettest month with 201 mm (7.9 in), while February is the driest with 17 mm (0.7 in).
Vallam 3-Day Forecast
Vallam on the map
Vallam is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
New Delhi
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32°C (90°F) Hyderabad31°C (88°F) Chennai
32°C (90°F) Bengaluru
29°C (84°F) Kochi29°C (84°F) Bucket list
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