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
| 20 December 2025 Sat 9.1 ° C ( 48.4°F )  Clear |
Feels Like : 5.4 ° C / 41.8°F Humidity : % 81 Pressure : 1016 mb Wind Speed : 29.5 kmph / 18.3 miles from S 
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 |
|---|---|---|---|---|---|---|---|
| 20 December 2025 Sat |  Patchy rain nearby |
9.1 ° C | 11.3 ° C | 10.6 ° C | % 77 | 48.6 km/h | 90% |
| 21 December 2025 Sun |  Moderate rain |
8.9 ° C | 10.9 ° C | 10.3 ° C | % 81 | 33.8 km/h | 89% |
| 22 December 2025 Mon | Patchy rain nearby |
10.6 ° C | 11.9 ° C | 11.2 ° C | % 79 | 15.1 km/h | 89% |
| 23 December 2025 Tue | Patchy rain nearby |
10.3 ° C | 11.3 ° C | 11.1 ° C | % 81 | 35.3 km/h | 89% |
| 24 December 2025 Wed | Patchy rain nearby |
7.8 ° C | 10 ° C | 9.3 ° C | % 76 | 53.6 km/h | 89% |
| 25 December 2025 Thu |  Partly Cloudy |
5.8 ° C | 6.8 ° C | 6.5 ° C | % 62 | 58 km/h | 0% |
| 26 December 2025 Fri | Patchy rain nearby |
4.4 ° C | 5.2 ° C | 4.9 ° C | % 72 | 43.9 km/h | 87% |
| 27 December 2025 Sat | Patchy rain nearby |
5 ° C | 8.3 ° C | 6.8 ° C | % 76 | 48.2 km/h | 88% |
| 28 December 2025 Sun | Patchy rain nearby |
6 ° C | 7.9 ° C | 7.4 ° C | % 78 | 48.6 km/h | 84% |
| 29 December 2025 Mon | Patchy rain nearby |
6.1 ° C | 7.8 ° C | 6.9 ° C | % 71 | 51.1 km/h | 85% |
| 30 December 2025 Tue | Patchy rain nearby |
7.1 ° C | 7.5 ° C | 7.3 ° C | % 70 | 64.1 km/h | 79% |
| 31 December 2025 Wed | Patchy rain nearby |
6 ° C | 6.4 ° C | 6.5 ° C | % 65 | 63.4 km/h | 87% |
| 01 January 2026 Thu | Patchy rain nearby |
2.9 ° C | 6 ° C | 5.1 ° C | % 66 | 43.2 km/h | 88% |
| 02 January 2026 Fri | Patchy rain nearby |
1.2 ° C | 5.8 ° C | 3.7 ° C | % 66 | 52.2 km/h | 89% |
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