Keflavik International Airport (KEF) 15 Day Weather Forecast, Reykjavik Iceland
Current weather conditions and 15 day weather forecast for Keflavik International Airport in Reykjavik, 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 KEF
| 05 December 2025 Fri 1.2 ° C ( 34.2°F )  Light sleet |
Feels Like : -4.7 ° C / 23.6°F Humidity : % 100 Pressure : 1000 mb Wind Speed : 27.7 kmph / 17.2 miles from NE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Keflavik International Airport, Reykjavik, Iceland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 05 December 2025 Fri |  Patchy rain nearby |
2.2 ° C | 3.7 ° C | 3.2 ° C | % 69 | 33.5 km/h | 98% |
| 06 December 2025 Sat |  Sunny |
4.1 ° C | 6.1 ° C | 5.1 ° C | % 68 | 32.4 km/h | 0% |
| 07 December 2025 Sun |  Cloudy |
5.8 ° C | 6.4 ° C | 6.3 ° C | % 65 | 35.6 km/h | 0% |
| 08 December 2025 Mon | Patchy rain nearby |
4.2 ° C | 6.4 ° C | 5.9 ° C | % 69 | 38.2 km/h | 89% |
| 09 December 2025 Tue | Patchy rain nearby |
3.8 ° C | 6.6 ° C | 5.6 ° C | % 77 | 40.7 km/h | 83% |
| 10 December 2025 Wed | Sunny |
4.2 ° C | 5.5 ° C | 5 ° C | % 76 | 26.3 km/h | 0% |
| 11 December 2025 Thu | Sunny |
1.6 ° C | 3.3 ° C | 2.7 ° C | % 71 | 25.9 km/h | 0% |
| 12 December 2025 Fri |  Moderate snow |
-0.3 ° C | 0.2 ° C | 0.3 ° C | % 69 | 29.5 km/h | 74% |
| 13 December 2025 Sat | Sunny |
-0.9 ° C | 0.8 ° C | 0.2 ° C | % 73 | 43.2 km/h | 0% |
| 14 December 2025 Sun | Sunny |
-1.3 ° C | 0.6 ° C | -0.2 ° C | % 71 | 43.9 km/h | 0% |
| 15 December 2025 Mon | Cloudy |
-0 ° C | 1.3 ° C | 0.8 ° C | % 56 | 36 km/h | 0% |
| 16 December 2025 Tue | Patchy rain nearby |
0.7 ° C | 1.9 ° C | 1.4 ° C | % 67 | 47.9 km/h | 75% |
| 17 December 2025 Wed | Patchy rain nearby |
1.7 ° C | 6.1 ° C | 4.7 ° C | % 78 | 47.9 km/h | 84% |
| 18 December 2025 Thu | Patchy rain nearby |
3.6 ° C | 5.2 ° C | 4.8 ° C | % 75 | 55.8 km/h | 89% |
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