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Weather in Novosibirsk for September 2025

Your guide to Novosibirsk weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Пожарная опасность - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Novosibirsk has been nearly identical to the historical average, with a temperature of 15.9 °C (showing only a slight deviation of -0.1 °C).

  • Expect cooler weather in the next days in Novosibirsk with the forecast suggesting a temperature of 13.5 °C, lower than the historical average.

  • In general, the average temperature in Novosibirsk at the beginning of September is 16.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 8.4 °C by the end of September.

    • Rain 🌧️

  • The climate of Novosibirsk in September is notably wet, with an average of 11 rainy days, and a total of 197.4 mm of precipitation.

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/5°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Novosibirsk Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate rain at times
17°
2
Light rain shower
16°
3
Light rain shower
18°
4
Light rain shower
16°
5
Moderate or heavy rain shower
16°
6
Overcast
16°
7
Light rain shower
14°
8
Light rain shower
15°
9
Cloudy
16°
10
Partly cloudy
17°
11
Patchy rain possible
17°
12
Moderate rain
12°
13
Mist
16°
14
Overcast
17°
15
Overcast
17°
16
Weather Alert Sunny
19°
17
Weather Alert Partly cloudy
19°
18
Weather Alert Sunny
19°
19
Weather Alert Sunny
20°
20
Sunny
20°
21
Partly cloudy
15°
22
Patchy rain possible
18°
23
Patchy rain possible
14°
24
Moderate rain
8°
25
Partly cloudy
6°
26
Patchy rain possible
6°
27
Patchy rain possible
6°
28
Cloudy
9°
29
Cloudy
10°
30
Light rain shower
14°

Temperatures trend during September in Novosibirsk

See the weather trend as well as the moving average line

September weather in Novosibirsk day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Moderate rain at times
Moderate rain at times
 17° /9° 14.7 mm 4
2 Sept. Light rain shower
Light rain shower
 16° /8° 4 mm 4
3 Sept. Light rain shower
Light rain shower
 18° /10° 6 mm 4
4 Sept. Light rain shower
Light rain shower
 16° /9° 4.8 mm 4
5 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 16° /8° 8.3 mm 4
6 Sept. Overcast
Overcast
 16° /9° 2.6 mm 3
7 Sept. Light rain shower
Light rain shower
 14° /8° 6 mm 3
8 Sept. Light rain shower
Light rain shower
 15° /8° 3.9 mm 3
9 Sept. Cloudy
Cloudy
 16° /8° 0.2 mm 4
10 Sept. Partly cloudy
Partly cloudy
 17° /7° 0 mm 5
11 Sept. Patchy rain possible
Patchy rain possible
 17° /7° 0 mm 4
12 Sept. Moderate rain
Moderate rain
 12° /6° 5.1 mm 3
13 Sept. Mist
Mist
 16° /6° 0 mm 4
14 Sept. Overcast
Overcast
 17° /6° 0.7 mm 4
15 Sept. Overcast
Overcast
 17° /5° 0.4 mm 4
16 Sept. Sunny
Sunny
 19° /8° 0 mm 0.9
17 Sept. Partly cloudy
Partly cloudy
 19° /9° 0 mm 0.7
18 Sept. Sunny
Sunny
 19° /10° 0 mm 0.7
19 Sept. Sunny
Sunny
 20° /10° 0 mm 0.8
20 Sept. Sunny
Sunny
 20° /10° 0 mm 0.8
21 Sept. Partly cloudy
Partly cloudy
 15° /10° 0 mm 4
22 Sept. Patchy rain possible
Patchy rain possible
 18° /10° 0.2 mm 3
23 Sept. Patchy rain possible
Patchy rain possible
 14° /9° 1 mm 3
24 Sept. Moderate rain
Moderate rain
 8° /2° 6.1 mm 2
25 Sept. Partly cloudy
Partly cloudy
 6° /0° 0.1 mm 2
26 Sept. Patchy rain possible
Patchy rain possible
 6° /2° 2.7 mm 1
27 Sept. Patchy rain possible
Patchy rain possible
 6° /3° 0.8 mm 1
28 Sept. Cloudy
Cloudy
 9° /2° 0 mm 1
29 Sept. Cloudy
Cloudy
 10° /1° 0 mm 2
30 Sept. Light rain shower
Light rain shower
 14° /6° 0.4 mm 3
Next
Important Notice
Our weather forecast for Novosibirsk in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Novosibirsk forecast closer to your planned date for the most up-to-date weather information.
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Novosibirsk in September - FAQ

What are the expected maximum and minimum temperatures in Novosibirsk during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 5°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Novosibirsk during September?
Significant rainfall exceeding 197.4 mm is expected in Novosibirsk during September, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Novosibirsk in September 2025?
Novosibirsk typically sees 1.8 cm of snowfall during September.
What are the typical wind conditions in Novosibirsk during September?
The average wind speed in Novosibirsk during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Novosibirsk

Explore the daily rainfall trends and prepare for Novosibirsks September weather 💧

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Get accurate weather forecasts for Novosibirsk, located at latitude 55.042 and longitude 82.935. Stay updated with localized weather information tailored for Novosibirsk.

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