Keflavik International Airport

BIKF · Southern Peninsula, Iceland

Climate Keflavik International Airport 2020-2024

Climate and trends: average temperature, flight conditions, precipitation, wind speed and direction.

Calculated from historical METAR data of Keflavik International Airport (BIKF) between 2020 and 2024.

VFR conditions (%)

Month Average 2024 2023 2022 2021 2020
January 65.4 51 72 58 70 63
February 65.5 72 46 69 68 67
March 69.6 66 85 51 53 69
April 58.3 51 62 55 53
May 60.2 39 71 76 62
June 58.7 40 63 53 64
July 53.5 79 37 31 59
August 62.2 74 68 32 41
September 63.9 68 64 51 57
October 66.0 64 70 61 61
November 71.8 72 81 52 70
December 69.4 70 71 62 67
Average 62.3 64.7 61.3 61.4 52.7 59.3

9th best VFR conditions of Iceland

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 8 km or more and a ceiling of 3,000 ft or more. Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month Average 2024 2023 2022 2021 2020
January 85.7 80 87 82 93 87
February 87.5 94 77 89 96 84
March 90.7 95 97 80 81 92
April 85.2 85 86 88 75
May 86.2 73 87 98 89
June 82.9 75 86 79 84
July 80.2 97 75 56 90
August 84.5 91 84 64 67
September 88.2 91 88 87 88
October 94.2 96 96 93 93
November 93.0 91 96 88 94
December 90.5 91 87 86 96
Average 86.8 91.4 86.6 85.3 81.2 85.0

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 5 km or more and a ceiling of 1,000 ft or more. Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month Average 2024 2023 2022 2021 2020
January 2.5 2 1 4 2 2
February 2.8 2 5 1 4 2
March 3.3 4 1 4 4 2
April 6.4 7 7 5 6
May 8.7 9 10 8 9
June 11.0 11 11 10 12
July 12.8 14 12 13 12
August 12.7 14 12 14 12
September 10.3 11 11 10 9
October 7.1 7 7 7 7
November 4.7 5 7 5 4
December 2.5 2 1 4 3
Average 6.5 2.6 7.1 7.4 7.0 6.7

7th highest temperature of Iceland

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month Average 2024 2023 2022 2021 2020
January -2.2 -1 -3 -1 -2 -2
February -2.9 -2 0 -3 1 -2
March -1.1 0 -4 0 0 -2
April 2.2 3 3 1 1
May 4.3 5 5 2 4
June 6.9 7 7 6 7
July 8.6 9 8 9 8
August 8.7 10 8 11 9
September 6.3 7 7 7 5
October 3.5 4 4 4 4
November 1.1 2 3 0 0
December -1.1 -2 -3 0 0
Average 2.6 -2.6 3.0 3.2 3.2 2.8

5th lowest temperature of Iceland

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month Average 2024 2023 2022 2021 2020
January 28.9 34 18 36 15 31
February 26.0 17 38 26 17 25
March 22.3 21 11 34 25 24
April 26.1 29 20 23 29
May 22.0 36 16 10 18
June 18.8 18 18 24 21
July 17.8 2 21 21 16
August 18.3 13 20 24 31
September 23.4 25 16 29 24
October 21.4 23 17 26 19
November 18.1 17 16 32 20
December 19.1 15 11 22 21
Average 21.5 22.4 20.0 20.5 21.8 22.7

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (knots)

Month Average 2024 2023 2022 2021 2020
January 16.3 17 14 22 17 19
February 16.8 14 20 17 16 15
March 15.1 16 14 17 16 17
April 14.7 14 13 15 15
May 13.5 17 12 12 14
June 12.3 12 12 14 12
July 11.0 11 11 12 11
August 11.6 10 14 11 11
September 13.8 15 11 16 15
October 13.7 14 13 15 13
November 13.5 13 14 15 15
December 13.9 13 10 13 18
Average 13.6 15.4 13.5 13.2 13.6 13.7

7th highest wind speed of Iceland

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month 2024 2023 2022 2021 2020
January 183° 060° 226° 050° 231°
February 038° 189° 119° 118° 064°
March 063° 041° 169° 135° 174°
April 111° 112° 174° 129°
May 206° 043° 086° 180°
June 212° 327° 134° 152°
July 002° 246° 184° 339°
August 034° 052° 175° 186°
September 120° 118° 192° 208°
October 087° 006° 046° 075°
November 078° 074° 198° 190°
December 094° 057° 130° 028°

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.