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
| 17 September 2026 Thu 9 ° C ( 48.2°F )  Light drizzle |
Feels Like : 4.3 ° C / 39.7°F Humidity : % 94 Pressure : 986 mb Wind Speed : 47.5 kmph / 29.5 miles from NW 
Visibility : 9 km Precipitation (rainfall) : 0.07 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 |
|---|---|---|---|---|---|---|---|
| 17 September 2026 Thu |  Patchy rain nearby |
7.7 ° C | 10 ° C | 8.4 ° C | % 87 | 47.9 km/h | 74% |
| 18 September 2026 Fri | Patchy rain nearby |
7.3 ° C | 9.6 ° C | 8 ° C | % 77 | 26.3 km/h | 66% |
| 19 September 2026 Sat |  Overcast |
8.8 ° C | 9.5 ° C | 9.1 ° C | % 78 | 23 km/h | 55% |
| 20 September 2026 Sun | Overcast |
8.9 ° C | 10.2 ° C | 9.4 ° C | % 75 | 52.9 km/h | 71% |
| 21 September 2026 Mon |  Light rain shower |
8.6 ° C | 11.9 ° C | 10.1 ° C | % 85 | 72 km/h | 87% |
| 22 September 2026 Tue | Patchy rain nearby |
8.2 ° C | 9.2 ° C | 8.7 ° C | % 77 | 52.2 km/h | 77% |
| 23 September 2026 Wed | Patchy rain nearby |
8.9 ° C | 10.3 ° C | 9.8 ° C | % 85 | 45.4 km/h | 75% |
| 24 September 2026 Thu | Light rain shower |
9.8 ° C | 11.4 ° C | 10.6 ° C | % 89 | 70.2 km/h | 92% |
| 25 September 2026 Fri | Overcast |
10.3 ° C | 11.4 ° C | 10.8 ° C | % 88 | 32 km/h | 59% |
| 26 September 2026 Sat | Patchy rain nearby |
6.9 ° C | 10.5 ° C | 9.2 ° C | % 87 | 30.6 km/h | 68% |
| 27 September 2026 Sun |  Sunny |
5.4 ° C | 7.8 ° C | 6.6 ° C | % 76 | 31.7 km/h | 17% |
| 28 September 2026 Mon | Light rain shower |
7.5 ° C | 10.8 ° C | 9.3 ° C | % 82 | 49.3 km/h | 88% |
| 29 September 2026 Tue | Light rain shower |
10.5 ° C | 10.8 ° C | 10.6 ° C | % 91 | 65.5 km/h | 92% |
| 30 September 2026 Wed | Patchy rain nearby |
9.5 ° C | 11.3 ° C | 10.3 ° C | % 88 | 59.8 km/h | 88% |
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