Weather in Moscow in September 2025
Average weather
Average temperature in Moscow in September
The expected average maximum temperature in September is +20°C with a maximum of +27°C and a minimum of +3°C.
The average maximum temperature goes down 17% by the end of the month, compared with the beginning of the month, from +27°C to +23°C.
Is Moscow warm or cold in September?
Moscow is typically mild in September.
Maximum temperatures go down compared to the previous month from +22°C to +15°C. The minimum temperature also goes down from +12°C to +7°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how September is compared to other months in Moscow:
Climate in Moscow in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +22°C | +15°C | +8°C | ||||
| Min. temperature | ||||||
| +1°C | -5°C | -14°C | ||||
| Max. temperature | ||||||
| +37°C | +30°C | +24°C | ||||
| Rainfall | ||||||
| 70 mm | 62 mm | 45 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 3 m/s | ||||
| Humidity | ||||||
| 76% | 81% | 83% | ||||
| Air pressure | ||||||
| 1013 HPa | 1014 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 3 | 2 | 2 | ||||
| Cloudy days | ||||||
| 9 | 11 | 13 | ||||
| Rainy days | ||||||
| 18 | 16 | 13 | ||||
| Snowy days | ||||||
| 0 | 0 | 4 | ||||
September weather is still as ok as in August. It’s getting colder in September. From +22°C in the day, the average maximum temperature lowers to +15°C. As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 70 mm to 62 mm. Humidity rises from 76% to 81%. The average wind speed doesn’t change much during September, staying around 2 m/s. The days becoming less sunny, going from 3 sunny days in August to 2 in September.
October brings much the same weather, it remains ok.
Wind
The average wind speed is 2 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Moscow is gradually increasing during September, going from 2 m/s to 3 m/s over the course of the month.
Rain
How was the weather last September in Moscow?
Climate Change over Years
The climate in Moscow in September has not changed much over the last 43 years.
The average temperature was the lowest in 1987 (+6°C) and the highest in 2020 (+11°C). The driest year was 2014 with only 262 mm of rainfall, and the wettest year was 1980 with 601 mm.
FAQ
Is September a good time to visit Moscow?
Can you sunbathe in Moscow in September?
Is Moscow rainy in September?
Is it sunny in Moscow in September?
Other cities in Russia
Monthly weather in Moscow
Source of the data
For this page, we’ve looked at the typical weather in Moscow, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.