St Simons Island weather in October 2025

Expect 77°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in St Simons Island in October. Check more long-term weather averages for St Simons Island in October before you book your next holiday to Georgia (USA) in 2025/2026.

  • 77°F maximum daytime temperature in October in St Simons Island77
    77°F max day temperature
  • 7 hours of sunshine per day
  • 8 days with some rainfall in October in St Simons Island8
    8 days with some rainfall
  • 61°F minimum night-time temperature in October in St Simons Island61
    61°F min night temperature
  • 11 hours of daylight per day in October in St Simons Island11
    11 hours of daylight per day
  • Low heat & humidity in October in St Simons IslandL
    Low heat & humidity
  • 3.5 inches monthly rainfall in October in St Simons Island3.5
    3.5 inches of monthly rainfall
  • UV (maximum) index 7 (High) in October in St Simons Island7
    7 (High) UV index
  • 75°F sea temperature in October in St Simons Island75
    75°F sea temperature

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The October weather guide for Georgia (USA) (St Simons Island) 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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More about the USA

How hot is it in St Simons Island in October?

Daytime temperatures usually reach 77°F in St Simons Island in October with low heat and humidity, falling to 61°F at night.

How sunny is it in St Simons Island in October?

There are normally 7 hours of bright sunshine each day in St Simons Island in October - that's 62% of daylight hours.

How warm is the sea around St Simons Island in October?

The average sea temperature around St Simons Island in October is 75°F.

Does it rain in St Simons Island in October?

There are usually 8 days with some rain in St Simons Island in October and the average monthly rainfall is 3.5 inches.

What is the chance of a hurricane in St Simons Island in October?

On average less than 1 day in October in St Simons Island is likely to be affected by the passage of one or more tropical storms.

St Simons Island October sunrise & sunset times

Browse the sunrise and sunset times for St Simons Island in October 2025. Select a month to view St Simons Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:19 18:10
Thursday, 16th October 2025 06:29 17:52
Friday, 31st October 2025 06:41 17:37

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