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September weather forecast in Ostrovtsy

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

31 August, sun

	759 mmHg		79%
	6.5 m/s		+17

31 August, Sunday. day, 17°; night, 13°; overcast

1 September, mon

	760 mmHg		77%
	6.1 m/s		+17

1 September, Monday. day, 17°; night, 13°; rain

2 September, tue

	760 mmHg		79%
	6.1 m/s		+17

2 September, Tuesday. day, 17°; night, 13°; rain

3 September, wed

	760 mmHg		80%
	6.4 m/s		+17

3 September, Wednesday. day, 17°; night, 13°; rain

4 September, thu

	761 mmHg		79%
	5.6 m/s		+16

4 September, Thursday. day, 17°; night, 13°; partly cloudy

5 September, fri

	761 mmHg		79%
	5.5 m/s		+17

5 September, Friday. day, 17°; night, 12°; clear

6 September, sat

	760 mmHg		79%
	5.8 m/s		+17

6 September, Saturday. day, 17°; night, 12°; clear

7 September, sun

	760 mmHg		81%
	5.5 m/s		+17

7 September, Sunday. day, 17°; night, 12°; rain

8 September, mon

	759 mmHg		82%
	6.2 m/s		+17

8 September, Monday. day, 17°; night, 13°; rain

9 September, tue

	759 mmHg		80%
	6.2 m/s		+16

9 September, Tuesday. day, 16°; night, 12°; clear

10 September, wed

	759 mmHg		80%
	6.1 m/s		+16

10 September, Wednesday. day, 16°; night, 12°; overcast

11 September, thu

	760 mmHg		80%
	5.9 m/s		+16

11 September, Thursday. day, 16°; night, 12°; clear

12 September, fri

	759 mmHg		82%
	6.1 m/s		+16

12 September, Friday. day, 16°; night, 12°; rain

13 September, sat

	758 mmHg		80%
	6.8 m/s		+16

13 September, Saturday. day, 15°; night, 12°; clear

14 September, sun

	758 mmHg		78%
	7.5 m/s		+16

14 September, Sunday. day, 15°; night, 11°; rain

15 September, mon

	757 mmHg		81%
	7.5 m/s		+15

15 September, Monday. day, 14°; night, 11°; rain

16 September, tue

	758 mmHg		80%
	6.8 m/s		+15

16 September, Tuesday. day, 14°; night, 10°; rain

17 September, wed

	759 mmHg		79%
	6.3 m/s		+15

17 September, Wednesday. day, 14°; night, 10°; partly cloudy

18 September, thu

	760 mmHg		80%
	6.6 m/s		+15

18 September, Thursday. day, 14°; night, 10°; partly cloudy

19 September, fri

	760 mmHg		80%
	6.7 m/s		+15

19 September, Friday. day, 14°; night, 10°; partly cloudy

20 September, sat

	761 mmHg		80%
	6.3 m/s		+15

20 September, Saturday. day, 14°; night, 10°; overcast

21 September, sun

	761 mmHg		82%
	6.7 m/s		+15

21 September, Sunday. day, 14°; night, 10°; overcast

22 September, mon

	760 mmHg		80%
	6.6 m/s		+15

22 September, Monday. day, 14°; night, 10°; partly cloudy

23 September, tue

	758 mmHg		81%
	6.7 m/s		+15

23 September, Tuesday. day, 13°; night, 9°; rain

24 September, wed

	759 mmHg		81%
	6.4 m/s		+15

24 September, Wednesday. day, 13°; night, 9°; clear

25 September, thu

	760 mmHg		80%
	6.3 m/s		+14

25 September, Thursday. day, 13°; night, 9°; partly cloudy

26 September, fri

	761 mmHg		82%
	5.9 m/s		+14

26 September, Friday. day, 13°; night, 9°; overcast

27 September, sat

	759 mmHg		82%
	6.5 m/s		+13

27 September, Saturday. day, 13°; night, 9°; overcast

28 September, sun

	758 mmHg		83%
	6.9 m/s		+13

28 September, Sunday. day, 12°; night, 9°; rain

29 September, mon

	759 mmHg		82%
	7 m/s		+13

29 September, Monday. day, 12°; night, 9°; rain

30 September, tue

	759 mmHg		82%
	6.7 m/s		+13

30 September, Tuesday. day, 12°; night, 8°; rain

1 October, wed

	759 mmHg		83%
	7 m/s		+13

1 October, Wednesday. day, 11°; night, 8°; rain

2 October, thu

	758 mmHg		82%
	6.1 m/s		+13

2 October, Thursday. day, 11°; night, 8°; partly cloudy

3 October, fri

	759 mmHg		84%
	6.5 m/s		+13

3 October, Friday. day, 11°; night, 8°; partly cloudy

4 October, sat

	758 mmHg		85%
	6.9 m/s		+12

4 October, Saturday. day, 11°; night, 8°; rain

Average data for 10 years

Ostrovtsy September

6

sunny days

13

days with precipitation

10

cloudy days

6 sunny days; 13 days with precipitation; 10 cloudy days;

80

%

air humidity

4.9

m/s

WindS

71

mm of precipitation

(8% of annual average)

+15

°C

Water temperature

air humidity 80%; 71 millimeters of precipitation (8% of annual average); Wind southerly 4.9 Meters per second; Water temperature +15°

Weather graphs for September

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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S

S

SW

S

SW

S

S

S

S

S

S

S

S

S

S

S

S

SW

S

S

S

SW

SW

SW

S

S

S

S

S

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

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25

26

27

28

29

30

Daytime temperature

Night-time temperature

Cities near you

Saint Petersburg
Pskov
Veliky Novgorod
Tallinn
Velikie Luky
Helsinki
Riga
Vyborg
Gdov

Cities with similar weather in September

Novosibirsk
Cheboksary
Ulyanovsk
Petrozavodsk
Cherepovets
Rybinsk
Petropavlovsk
Svetlogorsk
Stockholm

The weather forecast for September 2025 is based on historical data from the past 10 years.

In September, the weather in Ostrovtsy is typically warm. Average daily high temperature in September is about 15 degrees above zero. On average, Ostrovtsy has 13 rainy, 6 sunny, 6 partly cloudy, and 5 cloudy days in September. The rains are usually moderate.

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