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
| 20 December 2025 Sat 8.4 ° C ( 47.1°F )  Light rain |
Feels Like : 3.2 ° C / 37.8°F Humidity : % 87 Pressure : 981 mb Wind Speed : 51.5 kmph / 32 miles from ESE 
Visibility : 10 km Precipitation (rainfall) : 1.1 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 |
|---|---|---|---|---|---|---|---|
| 20 December 2025 Sat |  Moderate rain |
6.5 ° C | 8.3 ° C | 7.8 ° C | % 88 | 61.6 km/h | 96% |
| 21 December 2025 Sun |  Cloudy |
6.6 ° C | 8.3 ° C | 7.5 ° C | % 84 | 37.8 km/h | 0% |
| 22 December 2025 Mon |  Patchy rain nearby |
6.3 ° C | 7.8 ° C | 7.1 ° C | % 82 | 53.6 km/h | 82% |
| 23 December 2025 Tue | Moderate rain |
3.8 ° C | 6.8 ° C | 6.3 ° C | % 77 | 67.7 km/h | 79% |
| 24 December 2025 Wed | Moderate rain |
6.5 ° C | 9.4 ° C | 8.5 ° C | % 89 | 76 km/h | 81% |
| 25 December 2025 Thu | Patchy rain nearby |
3.7 ° C | 5.3 ° C | 4.9 ° C | % 59 | 48.6 km/h | 89% |
| 26 December 2025 Fri | Patchy rain nearby |
3.2 ° C | 4.8 ° C | 4 ° C | % 54 | 56.2 km/h | 89% |
| 27 December 2025 Sat | Patchy rain nearby |
4 ° C | 5.8 ° C | 5.2 ° C | % 76 | 46.1 km/h | 87% |
| 28 December 2025 Sun | Patchy rain nearby |
7.1 ° C | 7.6 ° C | 7.5 ° C | % 87 | 38.5 km/h | 85% |
| 29 December 2025 Mon | Patchy rain nearby |
6 ° C | 6.6 ° C | 6.6 ° C | % 89 | 17.3 km/h | 0% |
| 30 December 2025 Tue | Patchy rain nearby |
6.3 ° C | 6.9 ° C | 6.9 ° C | % 75 | 19.4 km/h | 74% |
| 31 December 2025 Wed | Patchy rain nearby |
6.7 ° C | 7.5 ° C | 7.2 ° C | % 74 | 32 km/h | 0% |
| 01 January 2026 Thu | Patchy rain nearby |
5.9 ° C | 7 ° C | 6.6 ° C | % 77 | 36.4 km/h | 88% |
| 02 January 2026 Fri | Patchy rain nearby |
4.1 ° C | 6.9 ° C | 5.2 ° C | % 72 | 54 km/h | 89% |
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