Weather Forecast for Caernarfon
Gwynedd, United Kingdom
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Current Weather - Caernarfon: 8°C
Current Weather - Caernarfon: 8°C
Gwynedd, United Kingdom
Sunny
Feels like 5°C
Wind
22 km/h ENE
Humidity
76%
Pressure
1027 mb
UV Index
1
Visibility
10 km
Sunny
Wednesday, April 29, 2026
High
16°C
Low
5°C
Rain Chance
0%
Hourly Forecast
10°C
11°C
13°C
14°C
15°C
16°C
16°C
16°C
15°C
14°C
13°C
11°C
11°C
10°C
9°C
Day Statistics
Maximum Wind
36 km/h
Humidity
63%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:48 AM
Sunset
08:42 PM
Moonrise
06:37 PM
Moonset
04:45 AM
Moon Phase
Waxing Gibbous
Moon Illumination
93%
Air Quality
PM2.5
6.1
μg/m³
PM10
8.7
μg/m³
NO₂
3.9
μg/m³
O₃
87.7
μg/m³
SO₂
1.4
μg/m³
CO
142.9
μg/m³
Sunny
Thursday, April 30, 2026
High
18°C
Low
7°C
Rain Chance
0%
Hourly Forecast
9°C
8°C
7°C
7°C
7°C
7°C
7°C
7°C
10°C
13°C
14°C
15°C
16°C
17°C
17°C
18°C
18°C
18°C
17°C
15°C
13°C
10°C
9°C
9°C
Day Statistics
Maximum Wind
22 km/h
Humidity
62%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:46 AM
Sunset
08:44 PM
Moonrise
07:54 PM
Moonset
04:55 AM
Moon Phase
Waxing Gibbous
Moon Illumination
97%
Air Quality
PM2.5
7.1
μg/m³
PM10
9.8
μg/m³
NO₂
3.5
μg/m³
O₃
90.8
μg/m³
SO₂
1.6
μg/m³
CO
144.8
μg/m³
Patchy rain nearby
Friday, May 01, 2026
High
18°C
Low
8°C
Rain Chance
87%
Hourly Forecast
8°C
8°C
8°C
8°C
8°C
8°C
8°C
10°C
13°C
15°C
16°C
17°C
18°C
18°C
18°C
16°C
15°C
15°C
14°C
12°C
11°C
11°C
11°C
11°C
Day Statistics
Maximum Wind
9 km/h
Humidity
71%
Precipitation
1 mm
UV Index
4
Visibility
10 km
Rain Chance
87%
Snow Chance
0%
Sun & Moon
Sunrise
05:44 AM
Sunset
08:46 PM
Moonrise
09:11 PM
Moonset
05:06 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
11.6
μg/m³
PM10
14.8
μg/m³
NO₂
4.1
μg/m³
O₃
87
μg/m³
SO₂
1.4
μg/m³
CO
155.7
μg/m³
Patchy rain nearby
Saturday, May 02, 2026
High
13°C
Low
9°C
Rain Chance
86%
Hourly Forecast
11°C
11°C
11°C
10°C
9°C
9°C
10°C
11°C
11°C
11°C
12°C
12°C
12°C
13°C
13°C
13°C
13°C
13°C
13°C
12°C
11°C
11°C
11°C
11°C
Day Statistics
Maximum Wind
9 km/h
Humidity
91%
Precipitation
0 mm
UV Index
2
Visibility
8 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
05:42 AM
Sunset
08:47 PM
Moonrise
10:27 PM
Moonset
05:21 AM
Moon Phase
Waning Gibbous
Moon Illumination
100%
Air Quality
PM2.5
10.9
μg/m³
PM10
14.8
μg/m³
NO₂
3.7
μg/m³
O₃
97.5
μg/m³
SO₂
1.6
μg/m³
CO
144.4
μg/m³
Patchy rain nearby
Sunday, May 03, 2026
High
15°C
Low
6°C
Rain Chance
87%
Hourly Forecast
11°C
11°C
7°C
7°C
10°C
6°C
6°C
10°C
11°C
13°C
10°C
15°C
15°C
10°C
15°C
15°C
11°C
15°C
14°C
10°C
10°C
10°C
10°C
10°C
Day Statistics
Maximum Wind
13 km/h
Humidity
81%
Precipitation
2 mm
UV Index
3
Visibility
9 km
Rain Chance
87%
Snow Chance
0%
Sun & Moon
Sunrise
05:40 AM
Sunset
08:49 PM
Moonrise
11:40 PM
Moonset
05:42 AM
Moon Phase
Waning Gibbous
Moon Illumination
98%
Air Quality
PM2.5
9.1
μg/m³
PM10
9.9
μg/m³
NO₂
7.3
μg/m³
O₃
73.1
μg/m³
SO₂
1.7
μg/m³
CO
158.3
μg/m³
Overcast
Monday, May 04, 2026
High
15°C
Low
9°C
Rain Chance
0%
Hourly Forecast
9°C
9°C
9°C
9°C
9°C
9°C
9°C
10°C
10°C
11°C
12°C
13°C
14°C
15°C
15°C
15°C
15°C
15°C
15°C
14°C
13°C
11°C
10°C
9°C
Day Statistics
Maximum Wind
12 km/h
Humidity
74%
Precipitation
0 mm
UV Index
3
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:38 AM
Sunset
08:51 PM
Moonrise
No moonrise
Moonset
06:11 AM
Moon Phase
Waning Gibbous
Moon Illumination
95%
Moderate rain
Tuesday, May 05, 2026
High
11°C
Low
8°C
Rain Chance
89%
Hourly Forecast
9°C
9°C
9°C
9°C
9°C
9°C
8°C
8°C
8°C
9°C
9°C
9°C
10°C
10°C
11°C
11°C
11°C
11°C
11°C
11°C
11°C
10°C
10°C
10°C
Day Statistics
Maximum Wind
13 km/h
Humidity
92%
Precipitation
6 mm
UV Index
2
Visibility
7 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
05:36 AM
Sunset
08:53 PM
Moonrise
12:44 AM
Moonset
06:52 AM
Moon Phase
Waning Gibbous
Moon Illumination
90%
Solar Radiation Data
Shortwave Radiation
199.9
Diffuse Radiation
46.27
DNI
939.16
GTI
286.71
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