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August weather forecast in Weymouth

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

	757 mmHg		73%
	4.8 m/s		+21

27 July, Sunday. day, 26°; night, 19°; clear

28 July, mon

	757 mmHg		77%
	4.69 m/s		+21

28 July, Monday. day, 26°; night, 19°; partly cloudy

29 July, tue

	756 mmHg		75%
	4.5 m/s		+21

29 July, Tuesday. day, 26°; night, 20°; rain

30 July, wed

	757 mmHg		72%
	4.4 m/s		+22

30 July, Wednesday. day, 26°; night, 19°; clear

31 July, thu

	758 mmHg		74%
	4.19 m/s		+21

31 July, Thursday. day, 26°; night, 18°; clear

1 August, fri

	758 mmHg		75%
	4.4 m/s		+21

1 August, Friday. day, 26°; night, 19°; clear

2 August, sat

	758 mmHg		73%
	4.19 m/s		+22

2 August, Saturday. day, 27°; night, 20°; clear

3 August, sun

	758 mmHg		74%
	4.4 m/s		+22

3 August, Sunday. day, 27°; night, 20°; rain

4 August, mon

	758 mmHg		79%
	4.8 m/s		+22

4 August, Monday. day, 26°; night, 20°; partly cloudy

5 August, tue

	757 mmHg		77%
	4.6 m/s		+22

5 August, Tuesday. day, 26°; night, 19°; rain

6 August, wed

	757 mmHg		74%
	4.6 m/s		+21

6 August, Wednesday. day, 26°; night, 19°; clear

7 August, thu

	758 mmHg		73%
	4.69 m/s		+21

7 August, Thursday. day, 25°; night, 18°; overcast

8 August, fri

	757 mmHg		74%
	4.4 m/s		+21

8 August, Friday. day, 26°; night, 19°; rain

9 August, sat

	757 mmHg		74%
	4.8 m/s		+22

9 August, Saturday. day, 26°; night, 19°; clear

10 August, sun

	757 mmHg		73%
	4.9 m/s		+21

10 August, Sunday. day, 27°; night, 19°; rain

11 August, mon

	757 mmHg		76%
	4.69 m/s		+21

11 August, Monday. day, 26°; night, 19°; partly cloudy

12 August, tue

	757 mmHg		78%
	4.4 m/s		+21

12 August, Tuesday. day, 25°; night, 19°; rain

13 August, wed

	757 mmHg		78%
	4.5 m/s		+22

13 August, Wednesday. day, 25°; night, 19°; rain

14 August, thu

	757 mmHg		76%
	4.5 m/s		+22

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

15 August, fri

	758 mmHg		78%
	4.6 m/s		+22

15 August, Friday. day, 25°; night, 19°; rain

16 August, sat

	759 mmHg		78%
	4.4 m/s		+22

16 August, Saturday. day, 25°; night, 18°; overcast

17 August, sun

	758 mmHg		76%
	4.3 m/s		+22

17 August, Sunday. day, 25°; night, 19°; partly cloudy

18 August, mon

	757 mmHg		75%
	4.8 m/s		+22

18 August, Monday. day, 26°; night, 19°; rain

19 August, tue

	757 mmHg		72%
	4.6 m/s		+22

19 August, Tuesday. day, 25°; night, 18°; clear

20 August, wed

	759 mmHg		74%
	4.4 m/s		+22

20 August, Wednesday. day, 25°; night, 18°; clear

21 August, thu

	759 mmHg		76%
	4.5 m/s		+22

21 August, Thursday. day, 25°; night, 18°; partly cloudy

22 August, fri

	758 mmHg		76%
	4.9 m/s		+21

22 August, Friday. day, 25°; night, 18°; rain

23 August, sat

	758 mmHg		74%
	4.69 m/s		+21

23 August, Saturday. day, 24°; night, 18°; rain

24 August, sun

	759 mmHg		74%
	4.5 m/s		+21

24 August, Sunday. day, 24°; night, 18°; clear

25 August, mon

	759 mmHg		75%
	4.6 m/s		+22

25 August, Monday. day, 25°; night, 17°; clear

26 August, tue

	759 mmHg		73%
	4.5 m/s		+21

26 August, Tuesday. day, 25°; night, 18°; clear

27 August, wed

	759 mmHg		75%
	4.4 m/s		+21

27 August, Wednesday. day, 25°; night, 18°; clear

28 August, thu

	759 mmHg		77%
	4.8 m/s		+21

28 August, Thursday. day, 24°; night, 18°; partly cloudy

29 August, fri

	758 mmHg		77%
	4.9 m/s		+21

29 August, Friday. day, 24°; night, 17°; partly cloudy

30 August, sat

	758 mmHg		75%
	4.8 m/s		+21

30 August, Saturday. day, 25°; night, 18°; clear

31 August, sun

	759 mmHg		73%
	4.9 m/s		+21

31 August, Sunday. day, 25°; night, 18°; clear

1 September, mon

	759 mmHg		72%
	4.6 m/s		+21

1 September, Monday. day, 24°; night, 18°; partly cloudy

2 September, tue

	760 mmHg		75%
	4.8 m/s		+21

2 September, Tuesday. day, 23°; night, 16°; partly cloudy

3 September, wed

	758 mmHg		76%
	4.8 m/s		+21

3 September, Wednesday. day, 24°; night, 17°; partly cloudy

4 September, thu

	758 mmHg		76%
	4.6 m/s		+21

4 September, Thursday. day, 24°; night, 17°; clear

5 September, fri

	760 mmHg		73%
	5 m/s		+20

5 September, Friday. day, 23°; night, 17°; clear

6 September, sat

	760 mmHg		75%
	4.9 m/s		+20

6 September, Saturday. day, 23°; night, 16°; clear

Average data for 10 years

Weymouth August

12

sunny days

10

days with precipitation

6

cloudy days

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

75

%

air humidity

3.1

m/s

WindS

86

mm of precipitation

(8% of annual average)

+21

°C

Water temperature

air humidity 75%; 86 millimeters of precipitation (8% of annual average); Wind southerly 3.1 Meters per second; Water temperature +21°

Weather graphs for August

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

S

S

S

S

S

SW

SW

S

SW

SW

S

S

S

SW

S

S

S

SW

S

S

S

S

S

S

S

SW

SW

S

S

S

SW

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

New York
Boston
Islandia
Colchester
Jamaica
Brookhaven
Lake George
Portland
Berlin

Cities with similar weather in August

Toronto
Rio de Janeiro
Marseilles
Casablanca
Balkhash
Bali
San Remo
Loanda
Mogadishu

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

In August, the weather in Weymouth is typically warm. Average daily high temperature in August is about 25 degrees above zero. On average, Weymouth has 12 sunny, 10 rainy, 7 partly cloudy, and 2 cloudy days in August. The rains are usually heavy.

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