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July weather forecast in Caernarfon

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

29 June, sun

	761 mmHg		78%
	6.6 m/s		+13

29 June, Sunday. day, 18°; night, 12°; rain

30 June, mon

	760 mmHg		81%
	6.9 m/s		+13

30 June, Monday. day, 17°; night, 12°; rain

1 July, tue

	759 mmHg		80%
	6.3 m/s		+13

1 July, Tuesday. day, 17°; night, 12°; rain

2 July, wed

	760 mmHg		81%
	6.6 m/s		+14

2 July, Wednesday. day, 17°; night, 12°; rain

3 July, thu

	759 mmHg		80%
	6.7 m/s		+13

3 July, Thursday. day, 17°; night, 12°; rain

4 July, fri

	759 mmHg		80%
	6.9 m/s		+13

4 July, Friday. day, 18°; night, 13°; rain

5 July, sat

	760 mmHg		79%
	6 m/s		+14

5 July, Saturday. day, 17°; night, 13°; clear

6 July, sun

	760 mmHg		82%
	6.7 m/s		+14

6 July, Sunday. day, 17°; night, 12°; overcast

7 July, mon

	761 mmHg		81%
	6.3 m/s		+14

7 July, Monday. day, 17°; night, 13°; rain

8 July, tue

	763 mmHg		80%
	5.9 m/s		+14

8 July, Tuesday. day, 18°; night, 12°; overcast

9 July, wed

	762 mmHg		81%
	6 m/s		+14

9 July, Wednesday. day, 18°; night, 13°; partly cloudy

10 July, thu

	761 mmHg		83%
	6.2 m/s		+14

10 July, Thursday. day, 18°; night, 13°; rain

11 July, fri

	762 mmHg		81%
	6.2 m/s		+14

11 July, Friday. day, 18°; night, 13°; rain

12 July, sat

	762 mmHg		80%
	5.8 m/s		+14

12 July, Saturday. day, 18°; night, 13°; partly cloudy

13 July, sun

	762 mmHg		80%
	5.8 m/s		+14

13 July, Sunday. day, 18°; night, 12°; partly cloudy

14 July, mon

	762 mmHg		79%
	5.9 m/s		+14

14 July, Monday. day, 18°; night, 12°; partly cloudy

15 July, tue

	762 mmHg		79%
	6 m/s		+14

15 July, Tuesday. day, 18°; night, 13°; partly cloudy

16 July, wed

	762 mmHg		79%
	5.9 m/s		+14

16 July, Wednesday. day, 19°; night, 13°; rain

17 July, thu

	762 mmHg		79%
	6.6 m/s		+14

17 July, Thursday. day, 19°; night, 13°; rain

18 July, fri

	761 mmHg		77%
	6.6 m/s		+14

18 July, Friday. day, 20°; night, 13°; clear

19 July, sat

	761 mmHg		79%
	6.2 m/s		+14

19 July, Saturday. day, 20°; night, 13°; rain

20 July, sun

	761 mmHg		80%
	6.2 m/s		+14

20 July, Sunday. day, 18°; night, 13°; rain

21 July, mon

	762 mmHg		80%
	6.2 m/s		+15

21 July, Monday. day, 18°; night, 13°; partly cloudy

22 July, tue

	762 mmHg		82%
	6.1 m/s		+15

22 July, Tuesday. day, 19°; night, 14°; partly cloudy

23 July, wed

	761 mmHg		82%
	6.5 m/s		+15

23 July, Wednesday. day, 19°; night, 13°; overcast

24 July, thu

	761 mmHg		81%
	6.5 m/s		+15

24 July, Thursday. day, 18°; night, 13°; partly cloudy

25 July, fri

	761 mmHg		78%
	5.6 m/s		+15

25 July, Friday. day, 19°; night, 13°; partly cloudy

26 July, sat

	760 mmHg		81%
	6 m/s		+15

26 July, Saturday. day, 19°; night, 13°; partly cloudy

27 July, sun

	760 mmHg		81%
	5.4 m/s		+15

27 July, Sunday. day, 19°; night, 13°; partly cloudy

28 July, mon

	760 mmHg		82%
	6.5 m/s		+15

28 July, Monday. day, 18°; night, 13°; rain

29 July, tue

	760 mmHg		82%
	6.2 m/s		+15

29 July, Tuesday. day, 18°; night, 14°; rain

30 July, wed

	760 mmHg		82%
	6.6 m/s		+15

30 July, Wednesday. day, 18°; night, 13°; rain

31 July, thu

	760 mmHg		82%
	6.8 m/s		+15

31 July, Thursday. day, 18°; night, 14°; rain

1 August, fri

	760 mmHg		82%
	6 m/s		+15

1 August, Friday. day, 19°; night, 13°; rain

2 August, sat

	759 mmHg		83%
	6.5 m/s		+15

2 August, Saturday. day, 19°; night, 14°; rain

Average data for 10 years

Caernarfon July

2

sunny days

15

days with precipitation

12

cloudy days

2 sunny days; 15 days with precipitation; 12 cloudy days;

80

%

air humidity

4.5

m/s

WindSW

73

mm of precipitation

(8% of annual average)

+14

°C

Water temperature

air humidity 80%; 73 millimeters of precipitation (8% of annual average); Wind south-westerly 4.5 Meters per second; Water temperature +14°

Weather graphs for July

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

S

S

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

S

S

SW

S

SW

S

S

S

SW

SW

SW

SW

SW

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

Dublin
Edinburgh
Manchester
Liverpool
Trowbridge
Oxford
Glasgow
Bournemouth
Wicklow

Cities with similar weather in July

Sydney
Oslo
San Francisco
Palanga
Capetown
Looe
Edinburgh
Klaipeda
Bergen

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

July in Caernarfon is the warmest month of the year. In July, the weather in Caernarfon is typically warm. Average daily high temperature in July is about 18 degrees above zero. On average, Caernarfon has 15 rainy, 11 partly cloudy, 3 cloudy, and 2 sunny days in July. The rains are usually moderate.

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