Weather in St. Petersburg: January
 |
Average day temperature: | 64.4°F |
| Average night temperature: | 58.9°F | |
 |
Sea water temperature: | 63.3°F |
 |
Number of sunny days: | 14 days |
| Day length: | 10.4 - 10.9 hours | |
 |
Number of rainy days: | 1 day |
| Precipitation totals: | 0.4 in. | |
| more information | ||
forecast
| St. Petersburg |
temperature
| St. Petersburg |
Air temperature in January, °F
The highest day temperature during January of 2026 was 81°F. At the same time the lowest night temperature was 38°F. Daily and nightly averages during January were 66.9°F and 54.6°F.
Sea water temperature in St. Petersburg in January, °F
The average sea water temperature in January of 2026 was 63.5°F. The highest and lowest sea temperatures during the month were 68.9°F and 58.5°F.
Mostly all days in January are sunny but cloudy days are also possible.
Precipitation total in January, in.
Precipitation total value in St. Petersburg in January is 0.4 in. Other months of the year show relatively similar values.
The average wind speed value in January is 11.6 mph
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 6.8.
Best time for vacation in St. Petersburg
St. Petersburg on a weather map
17 mph
14 mph
13 mph
9 mph
10 mph
8 mph
4 mph
6 mph
