21.12
sun
sun
Day
57°F
S 6 mph
Precip.
0%
0%
Night
54°F
SW 9 mph
Precip.
0%
0%
22.12
mon
mon
Day
64°F
SW 14 mph
Precip.
0%
0%
Night
64°F
NW 14 mph
Precip.
0%
0%
23.12
tue
tue
Day
68°F
NW 9 mph
Precip.
0%
0%
Night
63°F
N 4 mph
Precip.
0%
0%
24.12
wed
wed
Day
68°F
S 6 mph
Precip.
0%
0%
Night
63°F
SW 6 mph
Precip.
0%
0%
25.12
thu
thu
Day
70°F
SW 4 mph
Precip.
0%
0%
Night
63°F
NW 6 mph
Precip.
0%
0%
26.12
fri
fri
Day
68°F
NE 5 mph
Precip.
0%
0%
Night
63°F
E 6 mph
Precip.
0%
0%
27.12
sat
sat
Day
68°F
SE 4 mph
Precip.
0%
0%
Night
68°F
NE 2 mph
Precip.
0%
0%
sea water
temperature
temperature
| St. Augustine |
monthly
weather
weather
| St. Augustine |
current
weather
weather
| St. Augustine |
14 days
forecast
forecast
| St. Augustine |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 64.9°F. The highest and lowest sea temperatures during the month were 68.0°F and 61.7°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 58.5°F. The highest and lowest sea temperatures during the month were 62.4°F and 52.0°F.
Air temperature in St. Augustine, °F
Precipitation total in St. Augustine, in.
* Charts above show average data for the last 3 years.
Best time for vacation in St. Augustine
St. Augustine on a weather map
Places in USA:
Name
°F
24 Hours Forecast
St. Augustine
Local time: 03:52
December 21, sunday
0600
54°F
SE
4 mph
4 mph
0900
54°F
S
6 mph
6 mph
1200
57°F
S
6 mph
6 mph
1500
61°F
SW
7 mph
7 mph
1800
57°F
SW
7 mph
7 mph
2100
54°F
SW
7 mph
7 mph
December 22, monday
0000
54°F
SW
9 mph
9 mph
0300
55°F
SW
11 mph
11 mph
