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August weather forecast in Jamestown

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

	721 mmHg		73%
	5.6 m/s

27 July, Sunday. day, 27°; night, 15°; rain

28 July, mon

	721 mmHg		73%
	4.9 m/s

28 July, Monday. day, 26°; night, 15°; clear

29 July, tue

	722 mmHg		71%
	5.2 m/s

29 July, Tuesday. day, 26°; night, 14°; clear

30 July, wed

	721 mmHg		71%
	4.8 m/s

30 July, Wednesday. day, 27°; night, 15°; clear

31 July, thu

	721 mmHg		71%
	5.7 m/s

31 July, Thursday. day, 28°; night, 16°; clear

1 August, fri

	722 mmHg		71%
	5.7 m/s

1 August, Friday. day, 28°; night, 15°; clear

2 August, sat

	722 mmHg		73%
	4.8 m/s

2 August, Saturday. day, 27°; night, 15°; clear

3 August, sun

	721 mmHg		73%
	5.5 m/s

3 August, Sunday. day, 27°; night, 15°; partly cloudy

4 August, mon

	722 mmHg		72%
	5.5 m/s

4 August, Monday. day, 26°; night, 15°; clear

5 August, tue

	722 mmHg		73%
	5.1 m/s

5 August, Tuesday. day, 26°; night, 15°; partly cloudy

6 August, wed

	722 mmHg		74%
	4.9 m/s

6 August, Wednesday. day, 26°; night, 15°; rain

7 August, thu

	721 mmHg		76%
	5.1 m/s

7 August, Thursday. day, 26°; night, 14°; clear

8 August, fri

	720 mmHg		73%
	5.8 m/s

8 August, Friday. day, 27°; night, 16°; rain

9 August, sat

	721 mmHg		73%
	5.7 m/s

9 August, Saturday. day, 26°; night, 15°; rain

10 August, sun

	722 mmHg		73%
	5 m/s

10 August, Sunday. day, 25°; night, 13°; clear

11 August, mon

	721 mmHg		74%
	5.1 m/s

11 August, Monday. day, 26°; night, 14°; partly cloudy

12 August, tue

	721 mmHg		74%
	5.7 m/s

12 August, Tuesday. day, 26°; night, 15°; rain

13 August, wed

	722 mmHg		75%
	5.5 m/s

13 August, Wednesday. day, 25°; night, 14°; partly cloudy

14 August, thu

	721 mmHg		73%
	5.6 m/s

14 August, Thursday. day, 26°; night, 14°; partly cloudy

15 August, fri

	720 mmHg		74%
	5.6 m/s

15 August, Friday. day, 26°; night, 14°; rain

16 August, sat

	720 mmHg		73%
	6.2 m/s

16 August, Saturday. day, 26°; night, 14°; rain

17 August, sun

	721 mmHg		73%
	5.7 m/s

17 August, Sunday. day, 26°; night, 14°; clear

18 August, mon

	720 mmHg		75%
	5.8 m/s

18 August, Monday. day, 26°; night, 14°; rain

19 August, tue

	720 mmHg		73%
	6 m/s

19 August, Tuesday. day, 26°; night, 14°; partly cloudy

20 August, wed

	721 mmHg		72%
	6 m/s

20 August, Wednesday. day, 25°; night, 14°; clear

21 August, thu

	721 mmHg		73%
	5.8 m/s

21 August, Thursday. day, 25°; night, 13°; clear

22 August, fri

	721 mmHg		73%
	6.1 m/s

22 August, Friday. day, 26°; night, 14°; clear

23 August, sat

	720 mmHg		72%
	6.4 m/s

23 August, Saturday. day, 27°; night, 14°; clear

24 August, sun

	720 mmHg		73%
	6.4 m/s

24 August, Sunday. day, 26°; night, 15°; partly cloudy

25 August, mon

	721 mmHg		73%
	5.8 m/s

25 August, Monday. day, 26°; night, 14°; clear

26 August, tue

	721 mmHg		72%
	5.7 m/s

26 August, Tuesday. day, 25°; night, 13°; clear

27 August, wed

	721 mmHg		75%
	5.6 m/s

27 August, Wednesday. day, 25°; night, 13°; rain

28 August, thu

	721 mmHg		73%
	5.9 m/s

28 August, Thursday. day, 25°; night, 14°; rain

29 August, fri

	721 mmHg		72%
	5.6 m/s

29 August, Friday. day, 26°; night, 13°; clear

30 August, sat

	721 mmHg		70%
	6 m/s

30 August, Saturday. day, 26°; night, 13°; clear

31 August, sun

	720 mmHg		69%
	6.7 m/s

31 August, Sunday. day, 26°; night, 14°; clear

1 September, mon

	720 mmHg		69%
	6.7 m/s

1 September, Monday. day, 26°; night, 14°; clear

2 September, tue

	720 mmHg		70%
	6.6 m/s

2 September, Tuesday. day, 25°; night, 13°; rain

3 September, wed

	721 mmHg		70%
	6.2 m/s

3 September, Wednesday. day, 25°; night, 12°; clear

4 September, thu

	721 mmHg		72%
	6 m/s

4 September, Thursday. day, 25°; night, 13°; rain

5 September, fri

	721 mmHg		71%
	6.4 m/s

5 September, Friday. day, 25°; night, 13°; clear

6 September, sat

	721 mmHg		71%
	6 m/s

6 September, Saturday. day, 24°; night, 12°; clear

Average data for 10 years

Jamestown August

15

sunny days

9

days with precipitation

2

cloudy days

15 sunny days; 9 days with precipitation; 2 cloudy days;

73

%

air humidity

3.8

m/s

WindS

79

mm of precipitation

(12% of annual average)

air humidity 73%; 79 millimeters of precipitation (12% of annual average); Wind southerly 3.8 Meters per second

Weather graphs for August

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

SW

S

S

S

S

S

S

S

SW

S

S

S

S

S

S

SW

SW

S

SW

S

S

S

S

S

S

S

S

S

S

S

S

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

16

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18

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29

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31

Daytime temperature

Night-time temperature

Cities near you

Winnipeg
Huron
Fargo
Aberdeen
Bismarck
Marshall
Sioux Falls
Watertown
Wahpeton

Cities with similar weather in August

Lisbon
Vienna
Ust-Kamenogorsk
Porto
Strasbourg
Lyon
Montreal
Rogaška Slatina
Sapporo

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

August in Jamestown is the sunniest month of the year. In August, the weather in Jamestown is typically warm. Average daily high temperature in August is about 26 degrees above zero. On average, Jamestown has 15 sunny, 9 rainy, and 7 partly cloudy days in August. The rains are usually heavy.

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