Kollam weather in May 2026

Expect daytime maximum temperatures of 90°F 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 10.7 inches of rainfall in the month.

  • 90°F maximum daytime temperature in May in Kollam90
    90°F max day temperature
  • 7 hours of sunshine per day
  • 11 days with some rainfall in May in Kollam11
    11 days with some rainfall
  • 77°F minimum night-time temperature in May in Kollam77
    77°F 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
  • 10.7 inches monthly rainfall in May in Kollam10.7
    10.7 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Kollam11
    11+ (Extreme) UV index
  • 84°F sea temperature in May in Kollam84
    84°F 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)  |  Imperial (°F)

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How hot is it in Kollam in May?

Daytime temperatures usually reach 88°F in Kollam in May with very high heat and humidity, falling to 77°F 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 86°F.

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 11.2 inches.

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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