Guernsey Airport (GCI) 15 Day Weather Forecast, Guernsey United Kingdom
Current weather conditions and 15 day weather forecast for Guernsey Airport in Guernsey, United Kingdom including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at GCI
| 13 December 2025 Sat 8 ° C ( 46.4°F )  Overcast |
Feels Like : 4.8 ° C / 40.6°F Humidity : % 87 Pressure : 1026 mb Wind Speed : 20.5 kmph / 12.8 miles from SSW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
15-day weather forecast for Guernsey Airport, Guernsey, United Kingdom
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 December 2025 Sat |  Sunny |
10.7 ° C | 12.3 ° C | 11.6 ° C | % 67 | 22.7 km/h | 0% |
| 14 December 2025 Sun | Sunny |
9.8 ° C | 11.7 ° C | 10.6 ° C | % 78 | 39.2 km/h | 0% |
| 15 December 2025 Mon |  Patchy rain nearby |
10.3 ° C | 12.8 ° C | 11.9 ° C | % 85 | 43.6 km/h | 89% |
| 16 December 2025 Tue | Patchy rain nearby |
10.2 ° C | 11.4 ° C | 10.9 ° C | % 72 | 31 km/h | 84% |
| 17 December 2025 Wed | Patchy rain nearby |
10.1 ° C | 11.7 ° C | 11.1 ° C | % 74 | 47.9 km/h | 60% |
| 18 December 2025 Thu | Patchy rain nearby |
11.5 ° C | 12.8 ° C | 12.1 ° C | % 87 | 61.2 km/h | 87% |
| 19 December 2025 Fri | Patchy rain nearby |
10.7 ° C | 11.4 ° C | 11.2 ° C | % 68 | 31.3 km/h | 82% |
| 20 December 2025 Sat |  Partly Cloudy |
10.6 ° C | 11.9 ° C | 11.3 ° C | % 78 | 45 km/h | 0% |
| 21 December 2025 Sun | Partly Cloudy |
11.9 ° C | 12.8 ° C | 12.4 ° C | % 84 | 46.8 km/h | 0% |
| 22 December 2025 Mon | Sunny |
10.5 ° C | 12 ° C | 11.5 ° C | % 85 | 48.2 km/h | 0% |
| 23 December 2025 Tue | Patchy rain nearby |
8.8 ° C | 10.6 ° C | 10 ° C | % 85 | 46.8 km/h | 85% |
| 24 December 2025 Wed | Partly Cloudy |
10 ° C | 11.1 ° C | 10.6 ° C | % 66 | 27 km/h | 0% |
| 25 December 2025 Thu |  Moderate rain |
9.3 ° C | 10.5 ° C | 9.9 ° C | % 83 | 42.8 km/h | 83% |
| 26 December 2025 Fri | Patchy rain nearby |
8.3 ° C | 11.4 ° C | 10 ° C | % 65 | 50.4 km/h | 77% |
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