Saint Petersburg in september: average Weather, Temperature and Climate
Weather in Saint Petersburg in september 2025
The weather in Saint Petersburg in september comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
54°F
Partly Cloudy
32% of time
24%
19%
16%
Weather at 12pm
59°F
Partly Cloudy
26% of time
25%
24%
20%
Weather at 6pm
54°F
Partly Cloudy
27% of time
25%
24%
17%
Weather at 3am
50°F
24%
19%
18%
16%
Evolution of daily average temperature and precipitation in Saint Petersburg in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Saint Petersburg in september.
The climate of Saint Petersburg in september is good
In september in Saint Petersburg, the climate is wet (with 3.3in of rainfall over 5 days). It should be noted an improvement from the previous month since in august it receives an average of 5in of precipitation over 8 days.
The climate is quite cold there this month, but it is bearable when dressing hot. Temperatures are up to 61°F. The seasonal minimum is 54°F. Thus, the mean temperature average on this month of september in Saint Petersburg is 58°F. These temperatures are far removed from those records observed in Saint Petersburg in september with a maximum record of 77°F in 2019 and a minimum record of 36°F in 2021. You can plan to have about 7 days with temperatures over 65°F, or 23% of time.
On average, in Saint Petersburg, the days of september last 12:54. The sun rises at 06:26 and sunset is at 19:20.
With a correct climate, september is okay (but not good) to go in this locality.
Seasonal average climate and temperature of Saint Petersburg in september
Check below seasonal norms These datas are compiled from the weather statements of the past years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 58°F | ||||
| Highest temperature | 61°F | ||||
| Lowest temperature | 54°F | ||||
| Highest record temperature | 77°F (2019) | ||||
| Lowest record temperature | 36°F (2021) | ||||
| Number of days at +65°F | 7 day(s) (23%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Sea temperature | |||||
| Average sea temperature | 58°F | ||||
| Lowest sea temperature | 53°F | ||||
| Highest sea temperature | 62°F | ||||
| Wind | |||||
| Wind speed | 17km/h | ||||
| Wind temperature | 50°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.3in | ||||
| Number of days with rainfall | 5 day(s) (18%) | ||||
| Record daily rainfall | 1.1in (2010) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 85% | ||||
| Visibility | 9km | ||||
| Cloud cover | 52% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 10 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:26 | ||||
| Time of sunset | 19:20 | ||||
| Length of day | 12:54 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Saint Petersburg in september 2024:
54°F to 70°F
56°F to 74°F
61°F to 79°F
61°F to 81°F
59°F to 76°F
54°F to 76°F
54°F to 74°F
54°F to 76°F
54°F to 76°F
56°F to 77°F
59°F to 70°F
59°F to 76°F
61°F to 72°F
58°F to 79°F
56°F to 77°F
58°F to 77°F
56°F to 76°F
56°F to 68°F
52°F to 67°F
56°F to 65°F
50°F to 61°F
38°F to 52°F
41°F to 56°F
49°F to 68°F
56°F to 72°F
58°F to 68°F
58°F to 61°F
56°F to 61°F
49°F to 54°F
41°F to 50°F
Map: other cities in Russia in september
Cities near Saint Petersburg:
| Petrodvorets in september | good weather |
| Sosnovyy Bor in september | tolerable weather |
| Vyborg in september | tolerable weather |
| Pskov in september | tolerable weather |
| Petrozavodsk in september | tolerable weather |
| Velikiye Luki in september | tolerable weather |
| Cherepovets in september | tolerable weather |
| Rybinsk in september | tolerable weather |
| Vologda in september | tolerable weather |
| Smolensk in september | tolerable weather |
| Moscow in september | good weather |
| Kostroma in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Saint Petersburg
perfect weather
good
tolerable
bad
very bad
Weather data for Saint Petersburg in september:
Weather data for Saint Petersburg for september are derived from an average of the weather forecast since 2009 in Saint Petersburg. There is a margin of error and these forecasts are to be considered as general information only. The weather in Saint Petersburg can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Saint Petersburg.