Grenada weather in January 2026

Expect daytime maximum temperatures of 84°F in Grenada in January and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 14 days with some rainfall and typically 3.1 inches of rainfall in the month.

  • 84°F maximum daytime temperature in January in Grenada (St George's)84
    84°F max day temperature
  • 8 hours of sunshine per day
  • 14 days with some rainfall in January in Grenada (St George's)14
    14 days with some rainfall
  • 70°F minimum night-time temperature in January in Grenada (St George's)70
    70°F min night temperature
  • 12 hours of daylight per day in January in Grenada (St George's)12
    12 hours of daylight per day
  • High heat & humidity in January in Grenada (St George's)H
    High heat & humidity
  • 3.1 inches monthly rainfall in January in Grenada (St George's)3.1
    3.1 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in January in Grenada (St George's)10
    10 (Very High) UV index
  • 81°F sea temperature in January in Grenada (St George's)81
    81°F sea temperature

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The January weather guide for Grenada (St George's) 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.

Top Grenada destinations

Below are average maximum temperatures at popular countries, regions and places in Grenada in January. Select a holiday destination to see more weather parameters.

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Metric (°C)  |  Imperial (°F)

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More about Grenada

How hot is it in Grenada in January?

Daytime temperatures usually reach 84°F in St George's, Grenada in January with high heat and humidity, falling to 70°F at night.

How sunny is it in Grenada in January?

There are normally 8 hours of bright sunshine each day in St George's, Grenada in January - that's 70% of daylight hours.

How warm is the sea around Grenada in January?

The average sea temperature around St George's, Grenada in January is 81°F.

Does it rain in Grenada in January?

There are usually 14 days with some rain in St George's, Grenada in January and the average monthly rainfall is 3.1 inches.

Grenada January sunrise & sunset times

Browse the sunrise and sunset times for Grenada in January 2026. Select a month to view Grenada sunrise and sunset times for the next 12 months. The Grenada sunrise and sunset times shown below are for St George's.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:28 17:54
Friday, 16th January 2026 06:32 18:02
Saturday, 31st January 2026 06:32 18:09

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