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August weather forecast in Koriyama

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

27 July, sun

	708 mmHg		80%
	3.2 m/s

27 July, Sunday. day, 28°; night, 21°; partly cloudy

28 July, mon

	707 mmHg		81%
	3 m/s

28 July, Monday. day, 27°; night, 21°; partly cloudy

29 July, tue

	707 mmHg		81%
	2.9 m/s

29 July, Tuesday. day, 28°; night, 21°; clear

30 July, wed

	708 mmHg		81%
	2.6 m/s

30 July, Wednesday. day, 27°; night, 21°; clear

31 July, thu

	708 mmHg		79%
	2.6 m/s

31 July, Thursday. day, 28°; night, 21°; clear

1 August, fri

	708 mmHg		79%
	2.7 m/s

1 August, Friday. day, 29°; night, 21°; partly cloudy

2 August, sat

	709 mmHg		78%
	2.8 m/s

2 August, Saturday. day, 29°; night, 21°; partly cloudy

3 August, sun

	709 mmHg		78%
	2.8 m/s

3 August, Sunday. day, 29°; night, 22°; clear

4 August, mon

	708 mmHg		78%
	2.8 m/s

4 August, Monday. day, 29°; night, 22°; clear

5 August, tue

	708 mmHg		78%
	2.8 m/s

5 August, Tuesday. day, 29°; night, 22°; clear

6 August, wed

	708 mmHg		79%
	2.8 m/s

6 August, Wednesday. day, 29°; night, 22°; partly cloudy

7 August, thu

	708 mmHg		80%
	2.9 m/s

7 August, Thursday. day, 29°; night, 21°; rain

8 August, fri

	707 mmHg		82%
	2.9 m/s

8 August, Friday. day, 28°; night, 21°; rain

9 August, sat

	706 mmHg		80%
	3.4 m/s

9 August, Saturday. day, 28°; night, 21°; rain

10 August, sun

	707 mmHg		78%
	3.5 m/s

10 August, Sunday. day, 29°; night, 21°; partly cloudy

11 August, mon

	707 mmHg		79%
	2.8 m/s

11 August, Monday. day, 28°; night, 21°; rain

12 August, tue

	707 mmHg		82%
	2.8 m/s

12 August, Tuesday. day, 27°; night, 21°; rain

13 August, wed

	707 mmHg		81%
	2.8 m/s

13 August, Wednesday. day, 28°; night, 21°; rain

14 August, thu

	707 mmHg		82%
	2.8 m/s

14 August, Thursday. day, 27°; night, 21°; rain

15 August, fri

	707 mmHg		82%
	3.2 m/s

15 August, Friday. day, 27°; night, 21°; rain

16 August, sat

	707 mmHg		81%
	3.6 m/s

16 August, Saturday. day, 27°; night, 20°; rain

17 August, sun

	708 mmHg		82%
	3 m/s

17 August, Sunday. day, 26°; night, 20°; overcast

18 August, mon

	709 mmHg		80%
	2.8 m/s

18 August, Monday. day, 27°; night, 21°; partly cloudy

19 August, tue

	709 mmHg		79%
	3 m/s

19 August, Tuesday. day, 28°; night, 21°; rain

20 August, wed

	708 mmHg		81%
	3.2 m/s

20 August, Wednesday. day, 27°; night, 20°; rain

21 August, thu

	708 mmHg		81%
	2.8 m/s

21 August, Thursday. day, 27°; night, 21°; partly cloudy

22 August, fri

	708 mmHg		80%
	2.9 m/s

22 August, Friday. day, 27°; night, 20°; rain

23 August, sat

	708 mmHg		80%
	3.1 m/s

23 August, Saturday. day, 27°; night, 20°; partly cloudy

24 August, sun

	708 mmHg		79%
	3.3 m/s

24 August, Sunday. day, 27°; night, 20°; partly cloudy

25 August, mon

	708 mmHg		79%
	2.9 m/s

25 August, Monday. day, 27°; night, 20°; partly cloudy

26 August, tue

	709 mmHg		81%
	2.9 m/s

26 August, Tuesday. day, 26°; night, 20°; rain

27 August, wed

	709 mmHg		81%
	3.1 m/s

27 August, Wednesday. day, 26°; night, 20°; overcast

28 August, thu

	708 mmHg		82%
	3.1 m/s

28 August, Thursday. day, 25°; night, 19°; partly cloudy

29 August, fri

	708 mmHg		82%
	2.6 m/s

29 August, Friday. day, 26°; night, 20°; rain

30 August, sat

	708 mmHg		84%
	3.3 m/s

30 August, Saturday. day, 25°; night, 19°; rain

31 August, sun

	707 mmHg		83%
	3.3 m/s

31 August, Sunday. day, 25°; night, 19°; overcast

1 September, mon

	709 mmHg		82%
	2.9 m/s

1 September, Monday. day, 25°; night, 19°; rain

2 September, tue

	709 mmHg		80%
	3.2 m/s

2 September, Tuesday. day, 26°; night, 19°; rain

3 September, wed

	709 mmHg		80%
	3.4 m/s

3 September, Wednesday. day, 26°; night, 19°; partly cloudy

4 September, thu

	709 mmHg		82%
	3.3 m/s

4 September, Thursday. day, 25°; night, 19°; rain

5 September, fri

	709 mmHg		81%
	2.7 m/s

5 September, Friday. day, 25°; night, 19°; overcast

6 September, sat

	708 mmHg		82%
	3.4 m/s

6 September, Saturday. day, 25°; night, 19°; rain

Average data for 10 years

Koriyama August

3

sunny days

15

days with precipitation

15

cloudy days

3 sunny days; 15 days with precipitation; 15 cloudy days;

80

%

air humidity

1.8

m/s

WindS

134

mm of precipitation

(11% of annual average)

air humidity 80%; 134 millimeters of precipitation (11% of annual average); Wind southerly 1.8 Meters per second

Weather graphs for August

TemperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SW

S

SW

SW

S

S

S

S

S

SW

S

S

S

S

S

S

S

S

S

S

S

S

SW

SW

S

S

S

S

S

SE

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

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Tokyo
Toyama
Hakone
Sendai
Aomori
Nagano
Fuji
Akita
Niigata

Cities with similar weather in August

Suhum
Istanbul
Batumi
Burgas
Varna
The Sunny Beach
Podgorica
The Golden Sands
Chicago

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

August in Koriyama is the warmest month of the year. In August, the weather in Koriyama is typically warm. Average daily high temperature in August is about 27 degrees above zero. On average, Koriyama has 15 rainy, 10 partly cloudy, 3 sunny, and 3 cloudy days in August. The rains are usually heavy. August as well as January, February, March, and April is considered the most uncomfortable time to visit Koriyama.

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