St Simons Island weather in April 2025

Expect 24°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in St Simons Island in April. Check more long-term weather averages for St Simons Island in April before you book your next holiday to Georgia (USA) in 2025/2026.

  • 24°C maximum daytime temperature in April in St Simons Island24
    24°C max day temperature
  • 9 hours of sunshine per day
  • 7 days with some rainfall in April in St Simons Island7
    7 days with some rainfall
  • 14°C minimum night-time temperature in April in St Simons Island14
    14°C min night temperature
  • 13 hours of daylight per day in April in St Simons Island13
    13 hours of daylight per day
  • No heat & humidity in April in St Simons Island0
    No heat & humidity
  • 69 mm monthly rainfall in April in St Simons Island69
    69 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in April in St Simons Island9
    9 (Very High) UV index
  • 19°C sea temperature in April in St Simons Island19
    19°C sea temperature

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The April 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 / mm)  |  Imperial (°F / inches)

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How hot is it in St Simons Island in April?

Daytime temperatures usually reach 24°C in St Simons Island in April, falling to 14°C at night.

How sunny is it in St Simons Island in April?

There are normally 9 hours of bright sunshine each day in St Simons Island in April - that's 72% of daylight hours.

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

The average sea temperature around St Simons Island in April is 19°C.

Does it rain in St Simons Island in April?

There are usually 7 days with some rain in St Simons Island in April and the average monthly rainfall is 69mm.

St Simons Island April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:14 18:45
Tuesday, 15th April 2025 05:57 18:54
Wednesday, 30th April 2025 05:42 19:04

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