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September weather forecast in Matsuyama

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

	755 mmHg		80%
	4.69 m/s		+27

31 August, Sunday. day, 28°; night, 25°; rain

1 September, mon

	756 mmHg		80%
	4.3 m/s		+26

1 September, Monday. day, 27°; night, 24°; rain

2 September, tue

	756 mmHg		80%
	4.3 m/s		+26

2 September, Tuesday. day, 27°; night, 24°; overcast

3 September, wed

	756 mmHg		82%
	4.5 m/s		+26

3 September, Wednesday. day, 27°; night, 24°; rain

4 September, thu

	756 mmHg		80%
	4.1 m/s		+27

4 September, Thursday. day, 27°; night, 24°; partly cloudy

5 September, fri

	756 mmHg		80%
	4.19 m/s		+26

5 September, Friday. day, 27°; night, 24°; rain

6 September, sat

	755 mmHg		81%
	5 m/s		+26

6 September, Saturday. day, 27°; night, 24°; rain

7 September, sun

	756 mmHg		81%
	5.7 m/s		+27

7 September, Sunday. day, 27°; night, 24°; rain

8 September, mon

	757 mmHg		79%
	4.19 m/s		+27

8 September, Monday. day, 27°; night, 24°; clear

9 September, tue

	757 mmHg		79%
	3.7 m/s		+27

9 September, Tuesday. day, 27°; night, 24°; clear

10 September, wed

	758 mmHg		79%
	4 m/s		+27

10 September, Wednesday. day, 27°; night, 24°; partly cloudy

11 September, thu

	758 mmHg		79%
	4.1 m/s		+27

11 September, Thursday. day, 27°; night, 24°; partly cloudy

12 September, fri

	758 mmHg		79%
	4.69 m/s		+26

12 September, Friday. day, 27°; night, 24°; rain

13 September, sat

	759 mmHg		79%
	4.4 m/s		+26

13 September, Saturday. day, 26°; night, 23°; partly cloudy

14 September, sun

	758 mmHg		79%
	4.69 m/s		+25

14 September, Sunday. day, 26°; night, 23°; rain

15 September, mon

	757 mmHg		78%
	4.9 m/s		+25

15 September, Monday. day, 26°; night, 23°; rain

16 September, tue

	757 mmHg		78%
	5.5 m/s		+25

16 September, Tuesday. day, 26°; night, 23°; rain

17 September, wed

	757 mmHg		78%
	5.6 m/s		+26

17 September, Wednesday. day, 26°; night, 23°; rain

18 September, thu

	758 mmHg		76%
	5.2 m/s		+25

18 September, Thursday. day, 26°; night, 22°; clear

19 September, fri

	758 mmHg		75%
	5.3 m/s		+25

19 September, Friday. day, 26°; night, 22°; clear

20 September, sat

	758 mmHg		75%
	5.2 m/s		+25

20 September, Saturday. day, 25°; night, 22°; partly cloudy

21 September, sun

	758 mmHg		75%
	5.5 m/s		+25

21 September, Sunday. day, 25°; night, 22°; overcast

22 September, mon

	759 mmHg		77%
	5.5 m/s		+25

22 September, Monday. day, 24°; night, 21°; rain

23 September, tue

	759 mmHg		75%
	5.7 m/s		+24

23 September, Tuesday. day, 25°; night, 21°; clear

24 September, wed

	759 mmHg		75%
	5.7 m/s		+25

24 September, Wednesday. day, 24°; night, 21°; partly cloudy

25 September, thu

	760 mmHg		75%
	4.8 m/s		+25

25 September, Thursday. day, 24°; night, 21°; clear

26 September, fri

	760 mmHg		74%
	5.1 m/s		+25

26 September, Friday. day, 24°; night, 21°; clear

27 September, sat

	760 mmHg		75%
	5.2 m/s		+25

27 September, Saturday. day, 24°; night, 21°; clear

28 September, sun

	760 mmHg		74%
	5 m/s		+24

28 September, Sunday. day, 24°; night, 21°; partly cloudy

29 September, mon

	760 mmHg		76%
	5.2 m/s		+24

29 September, Monday. day, 24°; night, 21°; rain

30 September, tue

	759 mmHg		78%
	5.4 m/s		+24

30 September, Tuesday. day, 24°; night, 21°; rain

1 October, wed

	759 mmHg		75%
	5.1 m/s		+24

1 October, Wednesday. day, 24°; night, 21°; clear

2 October, thu

	759 mmHg		75%
	4.9 m/s		+24

2 October, Thursday. day, 24°; night, 20°; rain

3 October, fri

	760 mmHg		73%
	5.1 m/s		+24

3 October, Friday. day, 24°; night, 20°; partly cloudy

4 October, sat

	761 mmHg		72%
	5.6 m/s		+23

4 October, Saturday. day, 23°; night, 20°; rain

Average data for 10 years

Matsuyama September

8

sunny days

13

days with precipitation

9

cloudy days

8 sunny days; 13 days with precipitation; 9 cloudy days;

78

%

air humidity

3.2

m/s

WindSE

164

mm of precipitation

(11% of annual average)

+26

°C

Water temperature

air humidity 78%; 164 millimeters of precipitation (11% of annual average); Wind south-easterly 3.2 Meters per second; Water temperature +26°

Weather graphs for September

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

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1

Average data for 10 years

2

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30

Daytime temperature

Night-time temperature

Cities near you

Osaka
Busan
Kyoto
Fukuoka
Hiroshima
Miyazaki
Ulsan
Nara
Kagoshima

Cities with similar weather in September

Tashkent
Chimkent
Kerkyra
Khujand
Catania
Tekirova
Kushadasi
Tehran
Fergana

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

In September, the weather in Matsuyama is typically warm. Average daily high temperature in September is about 26 degrees above zero. On average, Matsuyama has 13 rainy, 8 sunny, 7 partly cloudy, and 2 cloudy days in September. The rains are usually heavy.

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