Measurements:
°C
°F
CURRENT WEATHER
00:54
St Petersburg
38°F
NE 14 mph
Feels like: 30°F
Precip: 0%
World Resorts Russia St Petersburg Weather

7 Day Weather Forecast

12.18
thu
DAY
36°F
E 12 mph
precip
0%
NIGHT
32°F
NE 6 mph
precip
0%
12.19
fri
DAY
34°F
NE 7 mph
precip
85%
NIGHT
34°F
N 10 mph
precip
0%
12.20
sat
DAY
36°F
NE 11 mph
precip
86%
NIGHT
40°F
E 16 mph
precip
0%
12.21
sun
DAY
40°F
E 13 mph
precip
0%
NIGHT
36°F
E 9 mph
precip
0%
12.22
mon
DAY
34°F
E 7 mph
precip
0%
NIGHT
34°F
NE 4 mph
precip
0%
12.23
tue
DAY
30°F
W 4 mph
precip
100%
NIGHT
26°F
S 13 mph
precip
100%
12.24
wed
DAY
16°F
S 9 mph
precip
69%
NIGHT
12°F
S 8 mph
precip
75%

St Petersburg Sea Water Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for St Petersburg was 1.5°F. The maximum and minimum values were 1.3°F and 1.8°F respectively.

St Petersburg on the Weather Map

Best Time to Visit St Petersburg
The most sunny months:
July 14 days
June 13 days
August 12 days
The most warm months:
July 74.1 °F
August 71.1 °F
June 68.4 °F
Warmest sea temperature:
August 65.2 °F
July 64.5 °F
June 58.1 °F
The most cold months:
January 20.5 °F
February 23.3 °F
December 26.0 °F
The most rainy months:
August 5 days
July 4 days
June 4 days
The most windy months:
December 9 mph
November 9 mph
October 9 mph
more details