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 September 2026 Sun 9.4 ° C ( 48.9°F )  Light drizzle |
Feels Like : 4.6 ° C / 40.3°F Humidity : % 90 Pressure : 1004 mb Wind Speed : 43.9 kmph / 27.3 miles from SE 
Visibility : 2 km Precipitation (rainfall) : 0.41 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 |
|---|---|---|---|---|---|---|---|
| 13 September 2026 Sun |  Patchy rain nearby |
8.2 ° C | 9.9 ° C | 9.3 ° C | % 84 | 53.3 km/h | 87% |
| 14 September 2026 Mon |  Sunny |
7.8 ° C | 9.6 ° C | 9.1 ° C | % 82 | 40 km/h | 72% |
| 15 September 2026 Tue | Sunny |
7.2 ° C | 8.6 ° C | 7.7 ° C | % 69 | 34.2 km/h | 21% |
| 16 September 2026 Wed |  Light rain shower |
8.8 ° C | 10.8 ° C | 9.8 ° C | % 90 | 62.6 km/h | 92% |
| 17 September 2026 Thu | Patchy rain nearby |
6.8 ° C | 9.7 ° C | 8.4 ° C | % 82 | 37.1 km/h | 80% |
| 18 September 2026 Fri | Light rain shower |
6.1 ° C | 9.3 ° C | 7.9 ° C | % 82 | 30.6 km/h | 85% |
| 19 September 2026 Sat | Patchy rain nearby |
7.6 ° C | 9.1 ° C | 8.4 ° C | % 76 | 37.1 km/h | 58% |
| 20 September 2026 Sun | Light rain shower |
7.7 ° C | 9.2 ° C | 8.5 ° C | % 76 | 31 km/h | 78% |
| 21 September 2026 Mon | Patchy rain nearby |
6 ° C | 8.7 ° C | 7.8 ° C | % 72 | 43.6 km/h | 81% |
| 22 September 2026 Tue | Patchy rain nearby |
7.9 ° C | 8.7 ° C | 8.4 ° C | % 68 | 46.8 km/h | 74% |
| 23 September 2026 Wed | Light rain shower |
6.8 ° C | 11.5 ° C | 9 ° C | % 81 | 62.6 km/h | 88% |
| 24 September 2026 Thu | Patchy rain nearby |
7.4 ° C | 10.5 ° C | 9.4 ° C | % 87 | 56.9 km/h | 80% |
| 25 September 2026 Fri |  Overcast |
5.5 ° C | 8.1 ° C | 6.4 ° C | % 76 | 47.2 km/h | 51% |
| 26 September 2026 Sat | Light rain shower |
8.6 ° C | 10.1 ° C | 9.6 ° C | % 88 | 54.4 km/h | 89% |
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