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
| 13 December 2025 Sat 2.1 ° C ( 35.8°F )  Partly cloudy |
Feels Like : -0.1 ° C / 31.7°F Humidity : % 100 Pressure : 973 mb Wind Speed : 7.6 kmph / 4.7 miles from ESE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15-day weather forecast for Keflavik International Airport, Reykjavik, Iceland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 December 2025 Sat |  Patchy rain nearby |
4.6 ° C | 6.2 ° C | 5.5 ° C | % 76 | 35.3 km/h | 89% |
| 14 December 2025 Sun | Patchy rain nearby |
3.3 ° C | 5.2 ° C | 4.2 ° C | % 75 | 28.4 km/h | 91% |
| 15 December 2025 Mon | Patchy rain nearby |
0.4 ° C | 2.8 ° C | 2.5 ° C | % 77 | 43.9 km/h | 86% |
| 16 December 2025 Tue |  Sunny |
1.1 ° C | 3.1 ° C | 2.3 ° C | % 65 | 43.2 km/h | 0% |
| 17 December 2025 Wed |  Moderate rain |
2.2 ° C | 6 ° C | 3.9 ° C | % 83 | 67.7 km/h | 86% |
| 18 December 2025 Thu | Patchy rain nearby |
3.2 ° C | 5.1 ° C | 4.3 ° C | % 87 | 43.2 km/h | 75% |
| 19 December 2025 Fri | Partly Cloudy |
1.8 ° C | 5.2 ° C | 3.9 ° C | % 83 | 50 km/h | 0% |
| 20 December 2025 Sat | Patchy rain nearby |
0.6 ° C | 1.2 ° C | 1.1 ° C | % 75 | 47.5 km/h | 82% |
| 21 December 2025 Sun | Patchy rain nearby |
1.2 ° C | 4 ° C | 2.8 ° C | % 82 | 20.9 km/h | 80% |
| 22 December 2025 Mon | Patchy rain nearby |
2 ° C | 3.2 ° C | 2.7 ° C | % 84 | 31.7 km/h | 78% |
| 23 December 2025 Tue | Partly Cloudy |
1.4 ° C | 2.3 ° C | 1.9 ° C | % 75 | 45 km/h | 0% |
| 24 December 2025 Wed |  Cloudy |
-0 ° C | 0.9 ° C | 0.7 ° C | % 72 | 30.6 km/h | 0% |
| 25 December 2025 Thu | Patchy rain nearby |
1.5 ° C | 4.1 ° C | 2.8 ° C | % 74 | 42.5 km/h | 88% |
| 26 December 2025 Fri | Partly Cloudy |
3.1 ° C | 4.9 ° C | 3.8 ° C | % 68 | 67.7 km/h | 0% |
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