World Resorts Russia St Petersburg Weather

St Petersburg weather in September

Weather in St Petersburg: September

Average day temperature: 59.0°F
Average night temperature: 49.9°F
Sea water temperature: 56.5°F
Number of sunny days: 7 days
Day length: 11.6 - 14.1 hours
Number of rainy days: 3 days
Precipitation totals: 1.8 in.

Air temperature in September, °F

Show year:
2023
2022
2021

The highest day temperature during September of 2023 was 77°F. At the same time the lowest night temperature was 42°F. Day and night temperature averages during September were 66.5°F and 53.8°F.

Sea water temperature in St Petersburg in September, °F

Show year:
2023
2022
2021

The average sea water temperature in September of 2023 was 58.4°F. The highest and lowest sea temperatures during the month were 64.2°F and 54.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in St Petersburg in September is 2.0 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 8.3 mph

Average sunny hours

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 September is: 5.4.

Best time for vacation in St Petersburg

Sunniest months:
July 14 days
June 14 days
August 13 days
Warmest months:
July 71.2 °F
August 69.1 °F
June 66.7 °F
Warmest sea temp:
August 63.5 °F
July 62.7 °F
June 57.0 °F
Coldest months:
January 23.0 °F
February 25.9 °F
December 28.3 °F
Rainiest months:
August 5 days
October 4 days
May 4 days
Windiest months:
December 9.5 mph
November 9.3 mph
October 9.1 mph

St Petersburg on a weather map

St Petersburg
+41°F
NW 7 mph
Feels like: +37°F
Precip.: 0%
Places in Russia:
Name
°F
+59°F
+54°F
+34°F
+57°F
+36°F
+43°F
+45°F
+59°F
+39°F
+55°F
+41°F
+45°F
+45°F
+61°F
+37°F
24 Hours Forecast
St Petersburg
Local time: 08:06
March 29, friday
0900
41°F
NW
7 mph
1200
45°F
NW
6 mph
1500
46°F
N
6 mph
1800
43°F
NE
4 mph
2100
39°F
E
12 mph
March 30, saturday
0000
39°F
E
14 mph
0300
39°F
E
14 mph
0600
41°F
E
8 mph
Units of measurement: °C / °F