Moscow, Russia skyline

Moscow Weather in September

Moscow, Russia in September: how the month usually turns out, from 2006–2025 averages.

A typical September day in Moscow peaks at 16.5°C (61.7°F) and drops to 8.9°C (48°F) overnight; expect about 9 rainy days (52 mm in total) and 7.7 hours of sunshine daily.

Avg high

16.5°C (61.7°F)

Avg low

8.9°C (48°F)

Rainfall

52 mm (2.1 in)

Rainy days

9 days

Sunshine

7.7 h / day

Humidity

75%

September vs the rest of the year

On temperature, September beats 7 of 11 other months, and it ranks as the 6th wettest month of the year.

MonthAvg highvs SeptemberRainRainy days
January-5.4°C (22.3°F)−21.9°C (−39.4°F)37 mm10
February-4.4°C (24.1°F)−20.9°C (−37.6°F)32 mm8
March2°C (35.6°F)−14.5°C (−26.1°F)34 mm8
April10.7°C (51.3°F)−5.8°C (−10.4°F)43 mm10
May18.1°C (64.6°F)+1.6°C (+2.9°F)61 mm11
June22.1°C (71.8°F)+5.6°C (+10.1°F)63 mm11
July24.2°C (75.6°F)+7.7°C (+13.9°F)72 mm13
August22.9°C (73.2°F)+6.4°C (+11.5°F)67 mm10
September16.5°C (61.7°F)—52 mm9
October8.9°C (48°F)−7.6°C (−13.7°F)59 mm12
November2.2°C (36°F)−14.3°C (−25.7°F)52 mm11
December-2°C (28.4°F)−18.5°C (−33.3°F)47 mm12

What September feels like in Moscow

Early autumn arrives in Moscow with September. Expect cool, jacket-on afternoons — comfortable for a long walk. The gap between afternoon and night is small, so nights are cool and the temperature hardly changes after dark. Damp air makes the cold feel rawer than the numbers alone suggest.

Rain in Moscow in September

It is a changeable month: rain comes about one day in 3, with dry spells in between. Wet days average about 5.8 mm (0.2 in), enough to soak you without an umbrella. The yearly figure is similar, around 4.9 mm per wet day.

Daylight and sunshine in September

On 15 September the sun rises at about 5:59 am and sets around 6:51 pm local time, giving 12 h 51 min of daylight. Evenings are drawing in — 2 h 18 min less daylight than mid-August. About 60% of daylight hours are sunny; in short, there are plenty of bright spells.

How September compares to the rest of the year

In Moscow's temperature order, September sits as the 5th warmest month. Against August, the average high is 6.4°C (11.5°F) lower, with 14 mm less rain. October is cooler again. By October, typical highs are 8.9°C (48°F).

Who September suits

  • Sightseeing: a good fit — the weather rarely gets in the way of a city walk.
  • Parks & outdoor: a good fit — comfortable for long walks and picnics.

Tips for visiting Moscow in September

Rain Protection

Keep a small umbrella in your bag and wear shoes that cope with puddles.

Light Jacket

A light jacket or knit layer is enough for most of the day.

Sunglasses

Frequent sunshine — sunglasses and a light hat.

Quick questions

How warm is Moscow in September?

It feels cool: typical highs are 16.5°C (61.7°F), with lows near 8.9°C (48°F).

Does it rain a lot in Moscow in September?

Quite a lot — 52 mm spread over about 9 days.

What should I wear in Moscow in September?

Based on the averages: rain protection, a light jacket and sunglasses. Evenings feel similar to the day, so the same clothes work from morning to night.

Is September or October better for visiting Moscow?

September, clearly: it ranks #2 of 12 among Moscow's months, against #7 for the other. October is cooler and has more rainy days.

Is September a good time to visit Moscow?

Good

Good — mild but cool days, some rainy days (about 9). Within Moscow's own year, September ranks #2 of 12 — one of the 3 best months to visit.

September in other Russia cities

Warmer or drier places in September

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Moscow weather by month.