Grundarf Jordur Airport (GUU) 15 Day Weather Forecast, Grundarf Jordur Iceland
Current weather conditions and 15 day weather forecast for Grundarf Jordur Airport in Grundarf Jordur, Iceland 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 GUU
| 06 December 2025 Sat -1 ° C ( 30.2°F )  Partly Cloudy |
Feels Like : -5 ° C / 23°F Humidity : % 91 Pressure : 1004 mb Wind Speed : 11.9 kmph / 7.4 miles from ENE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 34 |
15-day weather forecast for Grundarf Jordur Airport, Grundarf Jordur, Iceland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 06 December 2025 Sat |  Sunny |
-2.7 ° C | -1.5 ° C | -1.6 ° C | % 91 | 15.1 km/h | 0% |
| 07 December 2025 Sun | Sunny |
-0.8 ° C | 3 ° C | 1.7 ° C | % 86 | 39.2 km/h | 0% |
| 08 December 2025 Mon | Partly Cloudy |
0.6 ° C | 1.7 ° C | 1.4 ° C | % 83 | 28.8 km/h | 0% |
| 09 December 2025 Tue |  Patchy rain nearby |
1.1 ° C | 4.1 ° C | 2.6 ° C | % 78 | 52.9 km/h | 85% |
| 10 December 2025 Wed | Sunny |
-1.1 ° C | 1.6 ° C | 0.9 ° C | % 76 | 28.4 km/h | 0% |
| 11 December 2025 Thu |  Patchy moderate snow |
-0.5 ° C | -0.2 ° C | -0.3 ° C | % 80 | 23.8 km/h | 66% |
| 12 December 2025 Fri | Patchy rain nearby |
0.7 ° C | 1.5 ° C | 1.1 ° C | % 85 | 70.6 km/h | 88% |
| 13 December 2025 Sat | Partly Cloudy |
-1.7 ° C | 1.2 ° C | 0.3 ° C | % 83 | 56.9 km/h | 0% |
| 14 December 2025 Sun | Sunny |
-7.2 ° C | -4.4 ° C | -5.4 ° C | % 74 | 26.3 km/h | 0% |
| 15 December 2025 Mon | Sunny |
-9.2 ° C | -5.7 ° C | -7.2 ° C | % 75 | 19.4 km/h | 0% |
| 16 December 2025 Tue | Sunny |
-10.2 ° C | -8.7 ° C | -8.8 ° C | % 76 | 16.9 km/h | 0% |
| 17 December 2025 Wed |  Moderate or heavy snow showers |
-8.5 ° C | -4.3 ° C | -5.8 ° C | % 75 | 26.6 km/h | 63% |
| 18 December 2025 Thu |  Moderate rain |
-0.3 ° C | 2 ° C | 1.3 ° C | % 88 | 34.6 km/h | 87% |
| 19 December 2025 Fri |  Light freezing rain |
-2.6 ° C | -0.8 ° C | -1.3 ° C | % 82 | 28.8 km/h | 60% |
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