St Simons Island weather in January 2025

Expect 61°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in St Simons Island in January. Check more long-term weather averages for St Simons Island in January before you book your next holiday to Georgia (USA) in 2025/2026.

  • 61°F maximum daytime temperature in January in St Simons Island61
    61°F max day temperature
  • 6 hours of sunshine per day
  • 9 days with some rainfall in January in St Simons Island9
    9 days with some rainfall
  • 41°F minimum night-time temperature in January in St Simons Island41
    41°F min night temperature
  • 10 hours of daylight per day in January in St Simons Island10
    10 hours of daylight per day
  • No heat & humidity in January in St Simons Island0
    No heat & humidity
  • 3.3 inches monthly rainfall in January in St Simons Island3.3
    3.3 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in January in St Simons Island4
    4 (Moderate) UV index
  • 64°F sea temperature in January in St Simons Island64
    64°F sea temperature

More about St Simons Island

St Simons Island by month

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The January 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 warm is it in St Simons Island in January?

Daytime temperatures usually reach 61°F in St Simons Island in January, falling to 41°F at night.

How sunny is it in St Simons Island in January?

There are normally 6 hours of bright sunshine each day in St Simons Island in January - that's 58% of daylight hours.

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

The average sea temperature around St Simons Island in January is 64°F.

Does it rain in St Simons Island in January?

There are usually 9 days with some rain in St Simons Island in January and the average monthly rainfall is 3.3 inches.

St Simons Island January sunrise & sunset times

Browse the sunrise and sunset times for St Simons Island in January 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 January 2025 07:24 17:35
Thursday, 16th January 2025 07:24 17:47
Friday, 31st January 2025 07:18 18:00

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