St Simons Island weather in June 2025

Q: How hot is it in St Simons Island in June?

Daytime temperatures usually reach 30°C in St Simons Island in June with high heat and humidity, falling to 22°C at night.

Q: How sunny is it in St Simons Island in June?

There are normally 9 hours of bright sunshine each day in St Simons Island in June - that's 66% of daylight hours.

Q: How warm is the sea around St Simons Island in June?

The average sea temperature around St Simons Island in June is 27°C.

Q: Does it rain in St Simons Island in June?

There are usually 12 days with some rain in St Simons Island in June and the average monthly rainfall is 130mm.

Q: What is the chance of a cyclone in St Simons Island in June?

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

Expect 30°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in St Simons Island in June. Check more long-term weather averages for St Simons Island in June before you book your next holiday to Georgia (USA) in 2025/2026.

30
30°C max day temperature
9
9 hours of sunshine per day
12
12 days with some rainfall
22
22°C min night temperature
14
14 hours of daylight per day
H
High heat & humidity
130
130 mm of monthly rainfall
11
11 (Extreme) UV index
27
27°C sea temperature

More about St Simons Island

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The June 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 June?

Daytime temperatures usually reach 30°C in St Simons Island in June with high heat and humidity, falling to 22°C at night.

How sunny is it in St Simons Island in June?

There are normally 9 hours of bright sunshine each day in St Simons Island in June - that's 66% of daylight hours.

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

The average sea temperature around St Simons Island in June is 27°C.

Does it rain in St Simons Island in June?

There are usually 12 days with some rain in St Simons Island in June and the average monthly rainfall is 130mm.

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

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

St Simons Island June sunrise & sunset times

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Sunday, 1st June 2025	05:22	19:25
Sunday, 15th June 2025	05:21	19:31
Monday, 30th June 2025	05:25	19:34

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Georgia - quick facts
Flight time^✝	9.5 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Culture
Tourist info	Georgia Department of Economic Development