Keflavik International Airport Climate and Average Weather
Climate of Keflavik International Airport: average temperatures, rainfall and seasons month by month.
Climate in Keflavik International Airport month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 37° | 31° | 4,3 in | ★★☆☆☆ |
| February | 38° | 31° | 3,9 in | ★★☆☆☆ |
| March | 40° | 33° | 5,3 in | ★★☆☆☆ |
| April | 44° | 37° | 3,7 in | ★★★☆☆ |
| May | 48° | 42° | 3,5 in | ★★★☆☆ |
| June | 52° | 46° | 3,1 in | ★★★★☆ |
| July | 55° | 49° | 5,0 in | ★★★☆☆ |
| August | 55° | 49° | 3,5 in | ★★★★☆ |
| September | 50° | 45° | 5,0 in | ★★★☆☆ |
| October | 44° | 38° | 5,7 in | ★★☆☆☆ |
| November | 41° | 35° | 3,3 in | ★★☆☆☆ |
| December | 38° | 32° | 5,7 in | ★★☆☆☆ |
Climate type: Subarctic. Source: Open-Meteo archive (ERA5).
Recent extremes in Keflavik International Airport
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Keflavik International Airport compares with nearby places
Annual averages, and the difference against Keflavik International Airport.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Blue Lagoon | 9 mi | 42°F | about the same | 60 in |
| Reykjavik | 23 mi | 41°F | 33°F cooler | 58 in |
| Golden Circle | 54 mi | 34°F | 40°F cooler | 74 in |
| Westman Islands | 81 mi | 45°F | +35°F warmer | 60 in |
| Vatnajokull National Park | 172 mi | 21°F | 53°F cooler | 79 in |
Best time to visit Keflavik International Airport
Go in June and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, March and December - expect the least comfortable mix of heat, cold or rain.
What this means for Keflavik International Airport
Today is about average for August. The forecast high of 54°F is in line with the 55°F typical for this month.
A 51% chance means rain is likely somewhere nearby at some point - carry a layer, but do not cancel.
Visibility is down to 0,4 mi - use low beams and leave extra following distance. Gusts to 34 mph will push high-sided vehicles on exposed roads and bridges.
Above 60 degrees latitude, daylight swings enormously - summer nights barely darken and winter days are short.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 50°F.
What to pack, what to skip
- A packable rain shell - 3 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 34 mph.
- If your dates are flexible, avoid January, March and December - historically the least comfortable months here.
Summary
Keflavik International Airport is an airport in Iceland. Keflavik International Airport (KEF) is a commercial airport.
Right now it is 53°F (12°C) in Keflavik International Airport with fog. It feels like 46°F. Today runs from 48°F to 54°F. Chance of precipitation is 51%. Sightseeing conditions score 4.7/10 - marginal.
The best time to visit Keflavik International Airport is June and August. The climate is subarctic. January, March and December tend to be the least comfortable months. August is the warmest month with average highs near 55°F, while January is the coldest with lows near 31°F.
Nearby highlights include Blue Lagoon, Golden Circle, Westman Islands and Vatnajokull National Park.
In plain terms. Today is about average for August. The forecast high of 54°F is in line with the 55°F typical for this month. The best window to be outside is roughly 4 PM to 7 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Keflavik International Airport today at 8.1/10. Visibility is down to 0,4 mi - use low beams and leave extra following distance. Gusts to 34 mph will push high-sided vehicles on exposed roads and bridges.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Keflavik International Airport
Weather map for Keflavik International Airport
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Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Keflavik International Airport
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Frequently asked questions
Where is Keflavik International Airport?
Keflavik International Airport is an airport in Iceland. Its coordinates are 63.985, -22.6056. It lies in Europe.
What is the weather like in Keflavik International Airport right now?
It is currently 53°F (12°C) with fog. Humidity is 100% and wind is 19 mph.
When is the best time to visit Keflavik International Airport?
June and August offer the most comfortable conditions in Keflavik International Airport, which has a subarctic climate. January, March and December are usually the hardest months for outdoor plans.
What time zone is Keflavik International Airport in?
Keflavik International Airport observes Atlantic/Reykjavik (UTC+00:00). The local time is 5:59 AM.
What are the top things to do in Keflavik International Airport?
Popular options include Blue Lagoon, Golden Circle, Westman Islands, Vatnajokull National Park and Vatnajokull National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (airports) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 5:59 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
