Climate & Weather in Castel, 🇬🇬 Guernsey - Monthly Averages, Forecast & Air Quality
🇬🇬 Castel,
Guernsey
#3459
Nomad Score
5.4
Coords
49.4666327, -2.5874316
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CURRENT CONDITIONS
Temperature
18.1°C
/
15.0°C
Feels Like
17.9°C / 11.8°C
Weather
🌧️ Light drizzle
Humidity
%
Wind
35.5 km/h
(gusts 47.5)
UV Index
5.0
Sunrise / Sunset
06:46
/
19:23
Daylight
12.6 hrs
7-DAY FORECAST
| Date | Weather | High | Low | Rain % |
|---|---|---|---|---|
| Tue 15 Sep | 🌧️ Light drizzle | 18.1° | 15.0° | 3% |
| Wed 16 Sep | 🌤️ Overcast | 16.9° | 16.0° | 15% |
| Thu 17 Sep | 🌧️ Light drizzle | 17.9° | 16.1° | 81% |
| Fri 18 Sep | 🌧️ Light drizzle | 18.8° | 16.7° | 28% |
| Sat 19 Sep | 🌧️ Light drizzle | 18.8° | 17.5° | 30% |
| Sun 20 Sep | 🌧️ Light drizzle | 17.9° | 16.8° | 3% |
| Mon 21 Sep | 🌤️ Partly cloudy | 17.1° | 16.2° | 0% |
BEST MONTHS TO VISIT
| Month | Rating | Avg High | Avg Low | Rain Days |
|---|---|---|---|---|
| August | Good | 17.8°C | 16.4°C | 7.4 |
| July | Fair | 17.0°C | 15.5°C | 7.5 |
| September | Fair | 17.5°C | 15.7°C | 13.6 |
| April | Fair | 10.7°C | 9.0°C | 7.4 |
| October | Fair | 16.1°C | 14.2°C | 14.5 |
| June | Poor | 15.1°C | 13.6°C | 8.4 |
| May | Poor | 12.8°C | 11.2°C | 8.3 |
| March | Poor | 10.1°C | 8.2°C | 11.2 |
| February | Poor | 9.8°C | 8.0°C | 12.6 |
| January | Poor | 9.5°C | 7.4°C | 17.4 |
| November | Poor | 13.4°C | 11.2°C | 17.6 |
| December | Poor | 11.3°C | 9.3°C | 17.6 |
TEMPERATURE BY MONTH
PRECIPITATION & RAIN DAYS
SUNSHINE, UV & HUMIDITY
AIR QUALITY
33
🟢 Good
US Air Quality Index
European AQI: 32
PM2.5
3.7 µg/m³
PM10
7.9 µg/m³
Ozone
83.0 µg/m³
NO₂
0.8 µg/m³
SO₂
0.1 µg/m³
CO
120.0 µg/m³
UV Index
0.1
Dust
0.0 µg/m³
Pollen
🌾 Grass
0.0
🌳 Birch
0.0
🌿 Ragweed
0.0
MONTHLY CLIMATE DATA
| Month | High | Low | Mean | Feels Hi | Feels Lo | Precip | Rain Days | Snow | Sun | Daylight | UV | Humidity | Wind | Clouds |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | 9.5° | 7.4° | 8.4° | 4.6° | 0.8° | 132.5 mm | 17.4 | 0.9 cm | 133.3 hrs | 8.7 hrs | - | 77.7% | 42.1 km/h | 77.6% |
| Feb | 9.8° | 8.0° | 8.9° | 5.2° | 1.7° | 70.0 mm | 12.6 | 0.6 cm | 145.6 hrs | 10.1 hrs | - | 80.5% | 40.5 km/h | 76.0% |
| Mar | 10.1° | 8.2° | 9.1° | 5.9° | 2.4° | 62.1 mm | 11.2 | 0.3 cm | 241.8 hrs | 11.9 hrs | - | 80.7% | 37.0 km/h | 65.0% |
| Apr | 10.7° | 9.0° | 9.8° | 7.2° | 3.5° | 44.1 mm | 7.4 | 0.0 cm | 321.0 hrs | 13.8 hrs | - | 79.1% | 34.9 km/h | 53.9% |
| May | 12.8° | 11.2° | 11.9° | 10.3° | 7.1° | 46.4 mm | 8.3 | 0.0 cm | 372.0 hrs | 15.4 hrs | - | 84.8% | 31.8 km/h | 55.4% |
| Jun | 15.1° | 13.6° | 14.3° | 14.1° | 10.7° | 38.8 mm | 8.4 | 0.0 cm | 381.0 hrs | 16.2 hrs | - | 86.8% | 28.2 km/h | 52.4% |
| Jul | 17.0° | 15.5° | 16.1° | 16.2° | 12.9° | 45.3 mm | 7.5 | 0.0 cm | 378.2 hrs | 15.8 hrs | - | 86.1% | 30.0 km/h | 52.9% |
| Aug | 17.8° | 16.4° | 17.0° | 16.9° | 13.9° | 43.5 mm | 7.4 | 0.0 cm | 344.1 hrs | 14.4 hrs | - | 84.5% | 30.7 km/h | 54.3% |
| Sep | 17.5° | 15.7° | 16.5° | 15.6° | 12.4° | 73.3 mm | 13.6 | 0.0 cm | 282.0 hrs | 12.6 hrs | - | 80.6% | 34.4 km/h | 59.5% |
| Oct | 16.1° | 14.2° | 15.1° | 13.2° | 9.6° | 112.6 mm | 14.5 | 0.0 cm | 226.3 hrs | 10.8 hrs | - | 79.9% | 39.3 km/h | 68.2% |
| Nov | 13.4° | 11.2° | 12.3° | 9.1° | 5.1° | 143.9 mm | 17.6 | 1.7 cm | 147.0 hrs | 9.1 hrs | - | 76.6% | 44.2 km/h | 75.7% |
| Dec | 11.3° | 9.3° | 10.2° | 6.3° | 2.6° | 118.7 mm | 17.6 | 0.4 cm | 111.6 hrs | 8.2 hrs | - | 79.6% | 45.3 km/h | 80.4% |