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September weather forecast in Hachinohe

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

	754 mmHg		85%
	4.6 m/s		+22

31 August, Sunday. day, 23°; night, 19°; rain

1 September, mon

	755 mmHg		83%
	4.1 m/s		+22

1 September, Monday. day, 24°; night, 20°; rain

2 September, tue

	755 mmHg		82%
	4.69 m/s		+22

2 September, Tuesday. day, 24°; night, 19°; overcast

3 September, wed

	755 mmHg		81%
	4.9 m/s		+21

3 September, Wednesday. day, 24°; night, 19°; partly cloudy

4 September, thu

	755 mmHg		81%
	4.9 m/s		+21

4 September, Thursday. day, 24°; night, 19°; partly cloudy

5 September, fri

	755 mmHg		81%
	4.5 m/s		+21

5 September, Friday. day, 23°; night, 19°; rain

6 September, sat

	754 mmHg		82%
	4.69 m/s		+21

6 September, Saturday. day, 24°; night, 19°; rain

7 September, sun

	754 mmHg		81%
	5 m/s		+21

7 September, Sunday. day, 23°; night, 19°; rain

8 September, mon

	755 mmHg		80%
	4.9 m/s		+21

8 September, Monday. day, 23°; night, 18°; clear

9 September, tue

	755 mmHg		82%
	4.4 m/s		+21

9 September, Tuesday. day, 24°; night, 19°; rain

10 September, wed

	756 mmHg		82%
	4.69 m/s		+21

10 September, Wednesday. day, 24°; night, 18°; rain

11 September, thu

	756 mmHg		80%
	4.5 m/s		+21

11 September, Thursday. day, 23°; night, 18°; partly cloudy

12 September, fri

	756 mmHg		80%
	4.69 m/s		+21

12 September, Friday. day, 23°; night, 18°; rain

13 September, sat

	757 mmHg		80%
	4.69 m/s		+21

13 September, Saturday. day, 22°; night, 17°; overcast

14 September, sun

	757 mmHg		80%
	4.5 m/s		+21

14 September, Sunday. day, 22°; night, 17°; rain

15 September, mon

	757 mmHg		81%
	3.9 m/s		+21

15 September, Monday. day, 22°; night, 17°; clear

16 September, tue

	756 mmHg		80%
	4.69 m/s		+21

16 September, Tuesday. day, 22°; night, 17°; rain

17 September, wed

	755 mmHg		80%
	5.1 m/s		+22

17 September, Wednesday. day, 23°; night, 18°; rain

18 September, thu

	755 mmHg		80%
	5.5 m/s		+22

18 September, Thursday. day, 22°; night, 17°; rain

19 September, fri

	755 mmHg		77%
	5.1 m/s		+21

19 September, Friday. day, 22°; night, 16°; rain

20 September, sat

	756 mmHg		76%
	4.8 m/s		+21

20 September, Saturday. day, 21°; night, 15°; partly cloudy

21 September, sun

	757 mmHg		76%
	4.9 m/s		+21

21 September, Sunday. day, 21°; night, 15°; overcast

22 September, mon

	758 mmHg		77%
	5.2 m/s		+21

22 September, Monday. day, 20°; night, 15°; partly cloudy

23 September, tue

	758 mmHg		79%
	4.9 m/s		+21

23 September, Tuesday. day, 20°; night, 15°; clear

24 September, wed

	758 mmHg		77%
	5.3 m/s		+20

24 September, Wednesday. day, 20°; night, 15°; clear

25 September, thu

	758 mmHg		78%
	5.5 m/s		+20

25 September, Thursday. day, 20°; night, 15°; partly cloudy

26 September, fri

	759 mmHg		77%
	4.69 m/s		+20

26 September, Friday. day, 20°; night, 14°; partly cloudy

27 September, sat

	758 mmHg		77%
	5.3 m/s		+20

27 September, Saturday. day, 20°; night, 15°; rain

28 September, sun

	757 mmHg		78%
	5.5 m/s		+20

28 September, Sunday. day, 20°; night, 14°; clear

29 September, mon

	758 mmHg		77%
	5.4 m/s		+20

29 September, Monday. day, 20°; night, 14°; clear

30 September, tue

	757 mmHg		79%
	5.3 m/s		+20

30 September, Tuesday. day, 20°; night, 14°; rain

1 October, wed

	756 mmHg		79%
	5.5 m/s		+20

1 October, Wednesday. day, 20°; night, 15°; rain

2 October, thu

	755 mmHg		78%
	6.2 m/s		+20

2 October, Thursday. day, 19°; night, 15°; rain

3 October, fri

	757 mmHg		75%
	6.2 m/s		+20

3 October, Friday. day, 19°; night, 14°; rain

4 October, sat

	758 mmHg		77%
	5.5 m/s		+19

4 October, Saturday. day, 19°; night, 13°; rain

Average data for 10 years

Hachinohe September

6

sunny days

14

days with precipitation

11

cloudy days

6 sunny days; 14 days with precipitation; 11 cloudy days;

79

%

air humidity

3.2

m/s

WindS

151

mm of precipitation

(12% of annual average)

+21

°C

Water temperature

air humidity 79%; 151 millimeters of precipitation (12% of annual average); Wind southerly 3.2 Meters per second; Water temperature +21°

Weather graphs for September

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

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S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

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SW

SW

SW

S

S

S

S

S

S

SW

SW

SW

1

Average data for 10 years

2

3

4

5

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7

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9

10

11

12

13

14

15

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20

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30

Daytime temperature

Night-time temperature

Cities near you

Sapporo
Aomori
Shirahama
Asahikawa
Niigata
Fukushima
Hakodate
Iwaki
Akita

Cities with similar weather in September

Gagra
Suhum
Pitsunda
Burgas
Varna
Tivat
The Sunny Beach
The Golden Sands
Chicago

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

In September, the weather in Hachinohe is typically warm. Average daily high temperature in September is about 22 degrees above zero. On average, Hachinohe has 14 rainy, 7 partly cloudy, 6 sunny, and 3 cloudy days in September. The rains are usually heavy.

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