St George's weather in August 2025

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in St George's in August. Check more long-term weather averages for St George's in August before you book your next holiday to Grenada in 2025/2026.

  • 30°C maximum daytime temperature in August in St George's30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 18 days with some rainfall in August in St George's18
    18 days with some rainfall
  • 23°C minimum night-time temperature in August in St George's23
    23°C min night temperature
  • 13 hours of daylight per day in August in St George's13
    13 hours of daylight per day
  • High heat & humidity in August in St George'sH
    High heat & humidity
  • 195 mm monthly rainfall in August in St George's195
    195 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in St George's11
    11+ (Extreme) UV index
  • 29°C sea temperature in August in St George's29
    29°C sea temperature

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The August 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.

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

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More about Grenada

How hot is it in St George's in August?

Daytime temperatures usually reach 30°C in St George's in August with high heat and humidity, falling to 23°C at night.

How sunny is it in St George's in August?

There are normally 8 hours of bright sunshine each day in St George's in August - that's 62% of daylight hours.

How warm is the sea around St George's in August?

The average sea temperature around St George's in August is 29°C.

Does it rain in St George's in August?

There are usually 18 days with some rain in St George's in August and the average monthly rainfall is 195mm.

What is the chance of a hurricane in St George's in August?

On average less than 1 day in August in St George's is likely to be affected by the passage of one or more tropical storms.

St George's August sunrise & sunset times

Browse the sunrise and sunset times for St George's in August 2025. Select a month to view St George's sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:54 18:33
Saturday, 16th August 2025 05:56 18:26
Sunday, 31st August 2025 05:57 18:18

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