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
| 29 July 2026 Wed 20 ° C ( 68.1°F )  Partly cloudy |
Feels Like : 20 ° C / 68.1°F Humidity : % 88 Pressure : 1005 mb Wind Speed : 20.2 kmph / 12.5 miles from WNW 
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 |
|---|---|---|---|---|---|---|---|
| 29 July 2026 Wed |  Sunny |
18.6 ° C | 19.9 ° C | 19 ° C | % 87 | 23.8 km/h | 12% |
| 30 July 2026 Thu | Sunny |
17.8 ° C | 18.6 ° C | 18.1 ° C | % 86 | 26.6 km/h | 15% |
| 31 July 2026 Fri | Sunny |
16.6 ° C | 18.3 ° C | 17.2 ° C | % 70 | 34.2 km/h | 8% |
| 01 August 2026 Sat | Sunny |
16.1 ° C | 17.9 ° C | 16.8 ° C | % 69 | 34.9 km/h | 7% |
| 02 August 2026 Sun | Sunny |
17.4 ° C | 18.9 ° C | 17.9 ° C | % 71 | 21.6 km/h | 8% |
| 03 August 2026 Mon | Sunny |
17.8 ° C | 19.8 ° C | 18.6 ° C | % 83 | 33.8 km/h | 12% |
| 04 August 2026 Tue | Partly Cloudy |
17.4 ° C | 18.5 ° C | 17.9 ° C | % 82 | 30.2 km/h | 58% |
| 05 August 2026 Wed |  Overcast |
17.4 ° C | 18.4 ° C | 18.1 ° C | % 85 | 36 km/h | 69% |
| 06 August 2026 Thu |  Patchy rain nearby |
16.3 ° C | 17.8 ° C | 17 ° C | % 78 | 32.8 km/h | 46% |
| 07 August 2026 Fri | Sunny |
16.8 ° C | 17.8 ° C | 17.3 ° C | % 75 | 23.8 km/h | 8% |
| 08 August 2026 Sat | Sunny |
17.6 ° C | 19.9 ° C | 18.4 ° C | % 74 | 30.2 km/h | 8% |
| 09 August 2026 Sun | Sunny |
17.9 ° C | 20.4 ° C | 18.9 ° C | % 83 | 41 km/h | 11% |
| 10 August 2026 Mon | Sunny |
17.6 ° C | 20.4 ° C | 18.6 ° C | % 85 | 40.3 km/h | 13% |
| 11 August 2026 Tue | Sunny |
17.6 ° C | 20.1 ° C | 18.7 ° C | % 81 | 28.8 km/h | 18% |
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