October weather forecast and Climate
Saint Simons Island, GA US

• The average high temperature in October: 25°C

The warmest month (with the highest average high temperature) is July (32°C).
The month with the lowest average high temperature is January (16°C).

• The average low temperature in October: 16°C

Months with the highest average low temperature are July and August (23°C).
The coldest month (with the lowest average low temperature) is January (5°C).

• The average rainfall in October: 90mm

The wettest month (with the highest rainfall) is September (179mm).
The driest month (with the lowest rainfall) is November (66mm).

• The average rainfall days in October: 8 days

Months with the highest number of rainy days are July and August (14 days).
The month with the lowest number of rainy days is November (6 days).

• The average sea temperature in October: 25°C

Best months for swimming (with the highest average sea temperature) are July, August and September (28°C).
Coldest months (with the lowest average sea temperature) are February and March (20°C).

• The average daylight in October: 11h

Months with the longest days are May, June and July (Average daylight: 14h).
Months with shortest days are January and December (Average daylight: 10h).

• The average sunshine in October: 7h

The month with most sunshine is May (Average sunshine: 10h).
Months with least sunshine are January and December (Average sunshine: 6).

• The average UV index in October: 7

Months with the highest UV index are June and July (UV index 11).
Months with the lowest UV index are January, November and December (UV index 4).