Delta (North) Heliport

CBD2 · British Columbia, Canada

Climate Delta (North) Heliport 2020-2024

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

Calculated from historical METAR data of Vancouver International Airport (CYVR) between 2020 and 2024.

VFR conditions (%)

Month Average 2024 2023 2022 2021 2020
January 65.9 58 60 49 69 70
February 74.7 78 79 70 72 71
March 78.8 76 84 59 83 85
April 86.1 84 78 86 90 95
May 88.0 87 89 85 90 85
June 89.3 89 82 95 85
July 93.0 98 89 96 85
August 88.6 86 94 85 91
September 82.9 96 89 83 62
October 78.6 77 86 77 60
November 75.5 78 82 63 71
December 66.6 60 61 77 64
Average 81.4 77.2 82.1 79.0 82.9 78.1

68th best VFR conditions of Canada

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 5 mi 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 84.7 71 85 64 97 85
February 89.3 92 92 84 85 85
March 96.1 96 97 89 99 96
April 98.8 99 98 100 100 99
May 98.4 96 99 99 97 98
June 98.7 97 99 100 98
July 98.7 99 97 99 98
August 97.2 94 98 97 99
September 92.8 100 95 93 72
October 91.8 91 90 95 81
November 91.4 87 87 90 95
December 86.5 78 86 93 92
Average 94.2 91.5 93.6 91.8 95.8 92.1

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 3⅛ mi 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 7.0 6 8 6 8 8
February 6.7 9 7 8 6 8
March 9.8 10 10 10 10 9
April 12.8 13 12 12 14 14
May 17.5 17 19 15 17 18
June 20.3 21 19 23 19
July 23.2 24 23 24 22
August 23.1 23 24 24 22
September 19.5 19 21 19 20
October 13.6 14 16 13 14
November 9.2 10 7 10 9
December 6.4 9 3 4 8
Average 13.7 10.9 14.6 14.1 14.1 14.1

34th highest temperature of Canada

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 2.4 2 4 2 4 3
February 1.3 4 2 2 1 3
March 3.4 4 3 5 3 3
April 5.9 6 5 5 6 6
May 9.8 9 11 9 9 10
June 12.5 12 12 14 12
July 14.5 15 15 15 14
August 14.9 15 16 15 14
September 12.3 12 12 12 13
October 7.6 8 9 8 8
November 4.0 4 1 6 4
December 2.0 5 -1 -1 3
Average 7.3 4.8 8.0 7.5 7.6 7.7

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month Average 2024 2023 2022 2021 2020
January 29.9 40 38 24 27 40
February 21.9 20 26 21 24 18
March 19.0 25 17 30 11 12
April 19.2 21 28 21 14 7
May 11.0 16 4 21 10 13
June 10.4 9 18 6 17
July 3.9 4 7 0 7
August 3.5 6 3 6 5
September 11.7 11 6 19 7
October 17.5 21 11 32 11
November 24.6 14 20 39 28
December 26.6 30 24 21 30
Average 16.3 24.0 16.3 16.7 16.0 14.9

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 7.7 8 7 6 8 11
February 7.7 8 8 7 8 8
March 8.1 9 7 9 9 8
April 9.0 9 9 9 9 7
May 8.0 9 8 8 8 8
June 8.3 9 9 8 8
July 8.2 9 7 8 8
August 7.9 9 8 7 8
September 7.9 8 9 8 7
October 7.7 8 7 9 8
November 7.8 7 7 10 9
December 7.4 7 7 9 7
Average 8.0 8.6 8.1 7.8 8.3 8.0

34th highest wind speed of Canada

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 084° 085° 100° 097° 107°
February 252° 108° 120° 154° 208°
March 126° 132° 040° 172° 186°
April 245° 118° 182° 266° 226°
May 241° 223° 161° 231° 232°
June 217° 218° 182° 170°
July 163° 198° 164° 168°
August 269° 251° 188° 213°
September 262° 271° 128° 185°
October 013° 182° 115° 186°
November 150° 100° 116° 118°
December 088° 093° 122° 105°

Prevailing wind direction

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