18.12
thu
thu
Day
75°F
NW 12 mph
Precip.
0%
0%
Night
72°F
N 13 mph
Precip.
0%
0%
19.12
fri
fri
Day
73°F
SE 11 mph
Precip.
0%
0%
Night
63°F
S 11 mph
Precip.
0%
0%
20.12
sat
sat
Day
66°F
SW 11 mph
Precip.
0%
0%
Night
64°F
W 10 mph
Precip.
0%
0%
21.12
sun
sun
Day
64°F
SW 9 mph
Precip.
0%
0%
Night
64°F
SW 12 mph
Precip.
0%
0%
22.12
mon
mon
Day
68°F
SW 15 mph
Precip.
0%
0%
Night
66°F
SW 17 mph
Precip.
0%
0%
23.12
tue
tue
Day
70°F
W 15 mph
Precip.
0%
0%
Night
66°F
W 13 mph
Precip.
0%
0%
24.12
wed
wed
Day
68°F
SW 11 mph
Precip.
0%
0%
Night
66°F
W 12 mph
Precip.
0%
0%
25.12
thu
thu
Day
68°F
SW 11 mph
Precip.
0%
0%
Night
68°F
W 12 mph
Precip.
0%
0%
26.12
fri
fri
Day
68°F
W 7 mph
Precip.
0%
0%
Night
66°F
SW 7 mph
Precip.
0%
0%
27.12
sat
sat
Day
68°F
SW 6 mph
Precip.
0%
0%
Night
66°F
SW 8 mph
Precip.
0%
0%
28.12
sun
sun
Day
66°F
W 5 mph
Precip.
0%
0%
Night
66°F
SW 8 mph
Precip.
0%
0%
29.12
mon
mon
Day
66°F
NW 4 mph
Precip.
0%
0%
Night
66°F
S 7 mph
Precip.
0%
0%
30.12
tue
tue
Day
68°F
NW 8 mph
Precip.
0%
0%
Night
68°F
W 7 mph
Precip.
0%
0%
31.12
wed
wed
Day
68°F
NW 12 mph
Precip.
0%
0%
Night
70°F
W 9 mph
Precip.
26%
26%
sea water
temperature
temperature
| St. Petersburg |
monthly
weather
weather
| St. Petersburg |
current
weather
weather
| St. Petersburg |
7 days
forecast
forecast
| St. Petersburg |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 67.9°F. The highest and lowest sea temperatures during the month were 70.0°F and 64.8°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 59.6°F. The highest and lowest sea temperatures during the month were 67.8°F and 52.9°F.
Air temperature in St. Petersburg, °F
Precipitation total in St. Petersburg, in.
* Charts above show average data for the last 3 years.
Best time for vacation in St. Petersburg
St. Petersburg on a weather map
Places in USA:
Name
°F
24 Hours Forecast
St. Petersburg
Local time: 21:03
December 19, friday
0000
72°F
N
13 mph
13 mph
0300
72°F
NE
12 mph
12 mph
0600
68°F
E
10 mph
10 mph
0900
70°F
E
9 mph
9 mph
1200
73°F
SE
11 mph
11 mph
1500
73°F
SE
15 mph
15 mph
1800
70°F
SE
16 mph
16 mph
2100
66°F
SE
15 mph
15 mph
