Syktyvkar weather in September
In September, Syktyvkar has daytime highs averaging 12 °C, nights around 5.6 °C, with 13 wet days. Figures are 1991–2020 climate normals.
- 11.8°C Average high
- 5.6°C Average low
- 13days Wet days
- 64mm Rainfall
- 13h Daylight
Daily temperatures through September
How September develops
Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.
| Days | Avg high | Avg low | Chance of rain |
|---|---|---|---|
| 1–10 September | 14.3 °C | 7.3 °C | 39 % |
| 11–20 September | 11.7 °C | 5.8 °C | 46 % |
| 21–30 September | 9.6 °C | 3.8 °C | 42 % |
- Average highs fall from 14.3 °C early in September to 9.6 °C by the end of it.
- Rain is most likely over days 11–20 of September (46 % of days) and least likely over days 1–10 (39 %).
What to expect
| Measure | Typical September | Share of the month |
|---|---|---|
| Days above 25 °C | 0 of 30 | 0 % |
| Days above 30 °C | 0 of 30 | 0 % |
| Days below 0 °C | 2.3 of 30 | 8 % |
| Days with more than 1 mm rain | 13 of 30 | 42 % |
Conditions in September
| Measure | Average |
|---|---|
| Mean temperature | 8.8 °C |
| Record high (1991–2020) | 25 °C |
| Record low (1991–2020) | -4.7 °C |
| Relative humidity | 81 % |
| Wind speed | 15 km/h |
| Cloud cover | 80 % |
Where Syktyvkar ranks in September
| Ranking | Position | Value |
|---|---|---|
| The coolest places in Europe in September | 10th of 50 | 12 °C |
| The coolest places in the world in September | 14th of 50 | 12 °C |
September compared with the months around it
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| July | 21.7 °C | 69 mm | 63 % |
| August | 17.6 °C | 77 mm | 73 % |
| September | 11.8 °C | 64 mm | 80 % |
| October | 3.9 °C | 60 mm | 87 % |
| November | -4.0 °C | 43 mm | 92 % |
See all twelve months for Syktyvkar
- September is the 5th warmest month here.
- It is the 9th driest month of the year.
- It ranks 7th for least cloud cover.
- Days last about 13 hours from sunrise to sunset.
- It rains on 13 of 30 days — 42 % of the month.
- Nights are about 6.3 °C cooler than the middle of the day.
- The hottest September day on record since 1991 reached 25 °C, 13 °C above the usual daytime high.
QuestionsSeptember in Syktyvkar, answered
How warm is Syktyvkar in September?
Daily highs average 12 °C and nights fall to about 5.6 °C, a spread of 6.3 °C between afternoon and dawn. That makes September the 4th warmest month of the year here.
Does it rain much in Syktyvkar in September?
September averages 64 mm of rain, spread over about 13 of the 30 days — 42 % of the month. Cloud cover averages 80 % of the sky.
How long are the days in September?
Syktyvkar averages 13 hours between sunrise and sunset in September. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.