The temperatures in Saint Augustine in December are usually low and can range between 14°C and 20°C.
You can expect about 3 to 8 days of rain in Saint Augustine during the month of December. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Saint Augustine in December 2025.
If you’re planning to visit Saint Augustine in the near future, we highly recommend that you review the 14 day weather forecast for Saint Augustine before you arrive.
Temperatures
20° / 14°
Rainy Days
3
Snowy Days
0
Dry Days
28
Rainfall
65
mm
Sun Hours
6.7
Hrs
