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St Simons Island weather in July 2025
Expect 32°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in St Simons Island in July. Check more long-term weather averages for St Simons Island in July before you book your next holiday to Georgia (USA) in 2025/2026.
- 3232°C max day temperature
- 9 hours of sunshine per day
- 1414 days with some rainfall
- 2323°C min night temperature
- 1414 hours of daylight per day
- VHVery High heat & humidity
- 149149 mm of monthly rainfall
- 1111 (Extreme) UV index
- 2828°C sea temperature
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Recommended for Georgia
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The July 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)
More about the USA
How hot is it in St Simons Island in July?
Daytime temperatures usually reach 32°C in St Simons Island in July with very high heat and humidity, falling to 23°C at night.
How sunny is it in St Simons Island in July?
There are normally 9 hours of bright sunshine each day in St Simons Island in July - that's 65% of daylight hours.
How warm is the sea around St Simons Island in July?
The average sea temperature around St Simons Island in July is 28°C.
Does it rain in St Simons Island in July?
There are usually 14 days with some rain in St Simons Island in July and the average monthly rainfall is 149mm.
What is the chance of a hurricane in St Simons Island in July?
On average less than 1 day in July in St Simons Island is likely to be affected by the passage of one or more tropical storms.
St Simons Island July sunrise & sunset times
Browse the sunrise and sunset times for St Simons Island in July 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 July 2025 | 05:25 | 19:34 |
Wednesday, 16th July 2025 | 05:33 | 19:30 |
Thursday, 31st July 2025 | 05:42 | 19:21 |
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