D15-FA-1

EHDV · Netherlands

Climate D15-FA-1 2021-2025

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

Calculated from historical METAR data of D15-FA-1 (EHDV) between 2021 and 2025.

VFR conditions (%)

Month Average 2025 2024 2023 2022 2021
January 60.6 57 59 66 65 63
February 64.6 53 65 80 68
March 61.8 60 58 67 49
April 70.7 65 65 77 74
May 63.9 67 58 86 63
June 71.7 84 70 79 71
July 69.1 67 80 85 57
August 67.5 88 75 88 64
September 72.9 67 79 85 61
October 67.8 66 62 78 70
November 60.2 42 61 63 60
December 57.9 53 63 79 51
Average 65.4 57.1 66.6 67.6 78.9 62.9

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 2025 2024 2023 2022 2021
January 89.0 80 92 91 91 90
February 85.0 72 82 93 81
March 81.0 78 81 87 80
April 87.9 90 85 94 98
May 76.3 81 70 97 81
June 89.6 97 97 88 94
July 85.3 88 90 97 83
August 83.2 99 96 97 97
September 91.2 87 95 97 94
October 89.6 85 88 94 92
November 88.9 86 87 90 96
December 83.3 78 90 97 80
Average 84.8 80.4 87.0 87.5 93.5 89.0

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 2025 2024 2023 2022 2021
January 7.3 7.2 6.9 7.5 8.0 6.5
February 6.8 8.0 7.5 5.7 5.5
March 6.7 8.0 7.0 3.9 6.9
April 8.2 9.4 8.1 6.5 7.2
May 11.0 13.0 10.5 9.3 9.9
June 14.5 14.4 15.6 13.0 14.5
July 16.9 16.3 16.8 17.1 17.1
August 17.9 18.3 17.1 19.1 17.1
September 16.5 16.6 18.1 16.6 17.1
October 14.2 14.1 14.1 15.3 14.8
November 11.1 11.0 10.5 12.5 11.1
December 8.8 9.5 9.3 7.7 8.6
Average 11.1 7.2 12.1 11.9 11.3 11.4

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month Average 2025 2024 2023 2022 2021
January 5.4 5.0 4.7 5.7 6.0 4.7
February 4.8 6.2 5.7 3.7 3.3
March 5.0 6.4 4.7 2.7 5.2
April 6.3 7.4 6.5 4.2 5.2
May 9.3 11.4 8.6 7.7 8.1
June 12.8 12.9 14.0 10.8 13.1
July 14.9 14.9 15.0 12.6 15.6
August 16.2 16.3 15.8 17.5 15.6
September 14.7 14.8 16.1 15.1 15.5
October 12.0 12.5 11.4 13.5 12.9
November 8.8 8.5 7.9 9.6 9.5
December 6.7 7.5 7.0 6.0 6.5
Average 9.2 5.1 10.3 9.9 9.3 9.7

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month Average 2025 2024 2023 2022 2021
January 10.1 17 13 9 8 12
February 14.4 22 10 11 15
March 10.7 12 16 3 21
April 6.9 13 11 5 3
May 8.2 6 12 8 10
June 7.0 6 3 9 6
July 6.4 9 14 6 3
August 5.7 5 10 2 5
September 7.5 8 6 10 5
October 11.0 4 19 7 8
November 11.2 12 19 13 3
December 12.2 10 16 12 17
Average 9.6 17.1 9.2 11.3 7.2 8.2

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 2025 2024 2023 2022 2021
January 20.8 20 23 22 21 19
February 21.6 20 19 24 23
March 19.1 19 20 16 19
April 16.9 21 16 12 16
May 15.0 15 14 14 15
June 14.6 15 14 14 13
July 15.1 15 17 15 13
August 15.5 16 15 13 16
September 17.0 18 15 18 16
October 20.4 18 19 20 23
November 20.0 19 21 22 20
December 20.4 18 23 18 19
Average 17.7 19.6 17.6 17.2 16.4 16.8

Average wind speed

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

Prevailing wind direction

Month 2025 2024 2023 2022 2021
January 234° 264° 256° 274° 290°
February 229° 281° 241° 150°
March 169° 253° 081° 261°
April 249° 123° 360° 345°
May 120° 020° 224° 258°
June 266° 059° 206° 321°
July 244° 239° 269° 270°
August 216° 272° 219° 314°
September 039° 195° 348° 218°
October 199° 213° 224° 227°
November 288° 250° 189° 292°
December 261° 226° 352° 232°

Prevailing wind direction

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