Kollam weather in May 2026

Expect daytime maximum temperatures of 32°C in Kollam, Kerala in May and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 11 days with some rainfall and typically 273 mm of rainfall in the month.

  • 32°C maximum daytime temperature in May in Kollam32
    32°C max day temperature
  • 7 hours of sunshine per day
  • 11 days with some rainfall in May in Kollam11
    11 days with some rainfall
  • 25°C minimum night-time temperature in May in Kollam25
    25°C min night temperature
  • 13 hours of daylight per day in May in Kollam13
    13 hours of daylight per day
  • Very high heat & humidity in May in KollamVH
    Very High heat & humidity
  • 273 mm monthly rainfall in May in Kollam273
    273 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Kollam11
    11+ (Extreme) UV index
  • 29°C sea temperature in May in Kollam29
    29°C sea temperature

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The May weather guide for Kerala (Kollam) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Kollam in May?

Daytime temperatures usually reach 31°C in Kollam in May with very high heat and humidity, falling to 25°C at night.

How sunny is it in Kollam in May?

There are normally 7 hours of bright sunshine each day in Kollam in May - that's 57% of daylight hours.

How warm is the sea around Kollam in May?

The average sea temperature around Kollam in May is 30°C.

Does it rain in Kollam in May?

There are usually 9 days with some rain in Kollam in May and the average monthly rainfall is 284mm.

Kollam May sunrise & sunset times

Browse the sunrise and sunset times for Kollam in May 2026. Select a month to view Kollam sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2026 06:08 18:34
Saturday, 16th May 2026 06:04 18:36
Sunday, 31st May 2026 06:03 18:40

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