Weather Forecast for Caernarfon
Gwynedd, United Kingdom
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Current Weather - Caernarfon: 9°C
Current Weather - Caernarfon: 9°C
Gwynedd, United Kingdom
Sunny
Feels like 6°C
Wind
21 km/h E
Humidity
66%
Pressure
1027 mb
UV Index
1
Visibility
10 km
Partly Cloudy
Wednesday, April 22, 2026
High
15°C
Low
3°C
Rain Chance
0%
Hourly Forecast
10°C
11°C
12°C
13°C
14°C
14°C
15°C
14°C
13°C
12°C
11°C
9°C
8°C
8°C
Day Statistics
Maximum Wind
28 km/h
Humidity
66%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:03 AM
Sunset
08:30 PM
Moonrise
09:02 AM
Moonset
02:37 AM
Moon Phase
Waxing Crescent
Moon Illumination
27%
Air Quality
PM2.5
7.3
μg/m³
PM10
9.1
μg/m³
NO₂
3.6
μg/m³
O₃
89.4
μg/m³
SO₂
1.4
μg/m³
CO
152.2
μg/m³
Sunny
Thursday, April 23, 2026
High
17°C
Low
3°C
Rain Chance
0%
Hourly Forecast
7°C
5°C
4°C
4°C
4°C
3°C
3°C
4°C
7°C
10°C
12°C
13°C
14°C
16°C
16°C
17°C
16°C
16°C
15°C
13°C
10°C
9°C
8°C
7°C
Day Statistics
Maximum Wind
12 km/h
Humidity
67%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:00 AM
Sunset
08:31 PM
Moonrise
10:27 AM
Moonset
03:19 AM
Moon Phase
Waxing Crescent
Moon Illumination
38%
Air Quality
PM2.5
12
μg/m³
PM10
14.3
μg/m³
NO₂
4
μg/m³
O₃
86.8
μg/m³
SO₂
1.6
μg/m³
CO
154.2
μg/m³
Sunny
Friday, April 24, 2026
High
16°C
Low
4°C
Rain Chance
0%
Hourly Forecast
7°C
6°C
6°C
5°C
5°C
5°C
4°C
5°C
8°C
11°C
13°C
14°C
15°C
16°C
16°C
16°C
16°C
15°C
15°C
13°C
9°C
9°C
8°C
8°C
Day Statistics
Maximum Wind
9 km/h
Humidity
57%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:58 AM
Sunset
08:33 PM
Moonrise
11:56 AM
Moonset
03:46 AM
Moon Phase
First Quarter
Moon Illumination
49%
Air Quality
PM2.5
10.3
μg/m³
PM10
12.8
μg/m³
NO₂
6.4
μg/m³
O₃
81.1
μg/m³
SO₂
1.7
μg/m³
CO
148.9
μg/m³
Overcast
Saturday, April 25, 2026
High
15°C
Low
6°C
Rain Chance
0%
Hourly Forecast
7°C
7°C
7°C
7°C
6°C
6°C
6°C
7°C
10°C
12°C
13°C
14°C
15°C
15°C
15°C
15°C
15°C
14°C
13°C
12°C
10°C
9°C
9°C
9°C
Day Statistics
Maximum Wind
8 km/h
Humidity
65%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:56 AM
Sunset
08:35 PM
Moonrise
01:23 PM
Moonset
04:04 AM
Moon Phase
Waxing Gibbous
Moon Illumination
60%
Air Quality
PM2.5
12.6
μg/m³
PM10
13.5
μg/m³
NO₂
17.9
μg/m³
O₃
46.8
μg/m³
SO₂
2.5
μg/m³
CO
148.7
μg/m³
Partly Cloudy
Sunday, April 26, 2026
High
16°C
Low
7°C
Rain Chance
0%
Hourly Forecast
9°C
9°C
8°C
8°C
8°C
7°C
7°C
8°C
11°C
13°C
12°C
15°C
16°C
14°C
16°C
16°C
13°C
15°C
14°C
12°C
10°C
9°C
7°C
7°C
Day Statistics
Maximum Wind
10 km/h
Humidity
74%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:54 AM
Sunset
08:37 PM
Moonrise
02:45 PM
Moonset
04:16 AM
Moon Phase
Waxing Gibbous
Moon Illumination
70%
Air Quality
PM2.5
17.9
μg/m³
PM10
18.3
μg/m³
NO₂
11.4
μg/m³
O₃
49.2
μg/m³
SO₂
2.3
μg/m³
CO
170.1
μg/m³
Sunny
Monday, April 27, 2026
High
12°C
Low
5°C
Rain Chance
0%
Hourly Forecast
7°C
7°C
6°C
6°C
5°C
6°C
6°C
6°C
7°C
9°C
10°C
11°C
11°C
12°C
12°C
12°C
12°C
12°C
11°C
11°C
9°C
8°C
6°C
5°C
Day Statistics
Maximum Wind
19 km/h
Humidity
71%
Precipitation
0 mm
UV Index
3
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:52 AM
Sunset
08:38 PM
Moonrise
04:04 PM
Moonset
04:27 AM
Moon Phase
Waxing Gibbous
Moon Illumination
79%
Sunny
Tuesday, April 28, 2026
High
13°C
Low
3°C
Rain Chance
0%
Hourly Forecast
5°C
4°C
4°C
3°C
3°C
3°C
3°C
3°C
5°C
7°C
9°C
10°C
11°C
12°C
13°C
13°C
13°C
13°C
12°C
12°C
10°C
9°C
7°C
6°C
Day Statistics
Maximum Wind
19 km/h
Humidity
69%
Precipitation
0 mm
UV Index
3
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:50 AM
Sunset
08:40 PM
Moonrise
05:21 PM
Moonset
04:36 AM
Moon Phase
Waxing Gibbous
Moon Illumination
87%
Solar Radiation Data
Shortwave Radiation
248.12
Diffuse Radiation
56.5
DNI
678.33
GTI
157.5
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