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Kollam Weather and Climate: A Comprehensive Guide

Kollam has a steady very warm climate throughout the year. It also has a notably wet climate with much precipitation. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

The climate in Kollam remains fairly constant, offering very warm temperatures throughout the year. Average maximum daytime temperatures range from a very warm 32°C in March, the warmest time of the year, to a comfortable 29°C during cooler months like August.

At night, temperatures typically drop to an average of around 25°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Kollam is known for its substantial rainfall, with annual precipitation reaching 2244 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, June receives heavy rainfall, averaging 385 mm of precipitation, recorded across 21 rainy days. In contrast, the drier season, January brings less rainfall, with 21 mm over a single rainy day. For more details, please visit our Kollam Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Kollam. While January receives considerable daily sunshine with up to 8.8 hours, June marks the darkest time of the year, where sunshine is scarce with only 4.3 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Thiruvananthapuram, India (59 KM, 37 Miles).

Daily hours of sunshine

Data from: Thiruvananthapuram, India (59 KM, 37 Miles).

Forecast for Kollam

Wed   Dec 25
32°C | 23°C
NW 6 m/s
almost clear and no rain

almost clear and no rain

Thu   Dec 26
33°C | 23°C
W 5 m/s
almost clear and no rain

almost clear and no rain

Fri   Dec 27
33°C | 24°C
W 3 m/s
2.2 mm
broken clouds and rain

broken clouds and rain

The best time of year to visit Kollam in India

Kollam has high temperatures year round ranging between 29°C and 32°C.
The best time to visit is during the drier months: January and February.

Other facts from our historical weather data:
  • Which is the hottest month in Kollam?
    March has an average maximum temperature of 32°C and is the hottest month of the year.
  • Which is the coolest month in Kollam?
    The coolest month is August with an average maximum temperature of 29°C.
  • Which is the wettest month in Kollam?
    June tops the wettest month list with 385 mm of rainfall.
  • Which is the driest month in Kollam?
    January is the driest month with 21 mm of precipitation.
  • Which is the sunniest month in Kollam?
    January is the sunniest month with an average of 263 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.