Caernarfon weather live forecast

Today's maximum temperature in Caernarfon is expected to be 61°F. Select a day from the live weather forecast for Caernarfon, Wales, UK for more weather parameters.

Sunday
12th Oct
61

46

5

2
Monday
13th Oct
63

50

6

2
Tuesday
14th Oct
63

50

5

2
Wednesday
15th Oct
59

48

3

2
Thursday
16th Oct
59

46

5

2

5-day weather forecast updated at 04:03 on Sunday 12th October 2025 GMT

More about Caernarfon

Caernarfon by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Wales

Rural Retreats: Sea view holiday cottages in the UK

Sale

Browse cottages in Cornwall, Devon, Wales & more
Enjoy breathtaking views from your cottage
Filter search by selecting holiday preferences

Go to Rural Retreats deal >>

View all Rural Retreats offers

The 5-day weather forecast for Wales (Caernarfon) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Caernarfon weather forecast by day

Below are the detailed weather forecasts for Caernarfon for the next 5 days.

Caernarfon weather for Sunday 12th October 2025

Expect broken clouds in Caernarfon, Wales with a maximum temperature of 61°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the east.

61
°F maximum temperature
46
°F minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
61
°F wind chill
5
mph wind from E

Caernarfon weather for Monday 13th October 2025

Expect scattered clouds in Caernarfon, Wales with a maximum temperature of 63°F, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the south-east.

63
°F maximum temperature
50
°F minimum temperature
scattered clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
5
mph wind from SE

Caernarfon weather for Tuesday 14th October 2025

Expect broken clouds in Caernarfon, Wales with a maximum temperature of 63°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the east.

63
°F maximum temperature
50
°F minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
63
°F wind chill
6
mph wind from E

Caernarfon weather for Wednesday 15th October 2025

Expect broken clouds in Caernarfon, Wales with a maximum temperature of 59°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the east.

59
°F maximum temperature
48
°F minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
6
mph wind from E

Caernarfon weather for Thursday 16th October 2025

Expect broken clouds in Caernarfon, Wales with a maximum temperature of 59°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the south-east.

59
°F maximum temperature
46
°F minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
59
°F wind chill
5
mph wind from SE

Budget: Current UK airport car hire deals

Sale

Search for cheap car hire at UK airports with Budget
Book for London airports & airports across the UK
Including Manchester, Edinburgh, Belfast & Birmingam

Go to Budget deal >>

View all Budget offers

Metric (°C) | Imperial (°F)

More about Wales

Be inspired

Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers

We promise not to share your details

Popular travel offers

Wales - quick facts
Time difference	UK +0 hours
Language(s)	English
Currency	Pound Sterling
Electricity	G plug (230V)
Driving side	Left
Why visit?	Culture Nature
Tourist info	Visit Wales