Richelieu Airport

CSX3 · Quebec, Canada

Climate Richelieu Airport 2020-2024

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

Calculated from historical METAR data of Montréal / Saint-Hubert Airport (CYHU) between 2020 and 2024.

VFR conditions (%)

Month Average 2024 2023 2022 2021 2020
January 54.4 45 29 62 61 68
February 67.6 71 66 61 77 73
March 75.9 68 65 69 92 81
April 79.1 75 72 80 90 89
May 89.2 90 84 93 95
June 86.8 69 87 94 91
July 88.0 73 93 85 90
August 87.2 73 81 92 89
September 84.3 78 70 95 88
October 81.7 77 93 76 83
November 78.1 78 68 84 86
December 65.9 43 60 72 69
Average 78.7 65.2 68.0 76.8 85.4 84.8

82nd 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 77.1 73 63 73 89 89
February 78.1 85 78 79 84 82
March 87.2 87 79 82 95 91
April 91.4 91 85 91 95 99
May 96.9 98 96 98 99
June 95.4 82 98 100 98
July 96.1 86 98 99 98
August 95.6 92 92 97 96
September 93.6 91 82 100 95
October 92.4 90 97 88 91
November 90.7 91 87 95 96
December 83.1 66 75 93 90
Average 90.3 84.7 83.7 88.3 94.8 94.3

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 -4.4 -2 -1 -8 -3 -2
February -2.8 2 -2 -2 -4 -1
March 3.3 6 3 3 6 5
April 11.6 13 14 11 14 10
May 19.9 21 23 20 19
June 24.6 24 24 27 26
July 27.3 27 27 26 29
August 25.6 24 26 28 25
September 21.6 23 21 22 20
October 15.0 17 16 16 14
November 5.6 6 8 6 9
December -1.8 2 2 1 1
Average 11.5 4.6 13.1 13.0 13.4 12.8

89th 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 -11.3 -8 -7 -18 -9 -9
February -10.1 -6 -11 -12 -11 -10
March -5.4 -2 -4 -5 -4 -3
April 2.0 3 3 2 3 0
May 8.4 8 10 9 8
June 14.2 14 14 16 14
July 17.4 18 17 16 19
August 16.2 15 17 19 16
September 11.7 13 12 13 10
October 6.2 9 5 8 5
November -2.5 -1 1 -2 1
December -7.2 -3 -3 -7 -5
Average 2.7 -4.7 4.6 3.6 4.2 3.8

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month Average 2024 2023 2022 2021 2020
January 35.5 43 56 39 24 26
February 28.3 26 41 39 26 28
March 22.4 29 37 32 9 18
April 22.0 32 26 25 18 16
May 10.1 15 14 4 4
June 9.7 18 17 8 2
July 7.8 17 9 6 5
August 7.6 14 11 5 10
September 8.1 12 14 5 8
October 14.8 28 7 16 16
November 19.5 17 29 17 10
December 29.4 40 39 22 28
Average 17.7 32.2 26.1 21.7 12.1 12.8

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 9.4 10 9 9 8 9
February 10.5 10 11 13 9 10
March 10.7 11 11 11 12 10
April 10.7 12 10 11 10 12
May 9.4 10 9 9 10
June 9.3 8 10 11 10
July 8.3 7 10 8 9
August 8.0 7 8 8 8
September 7.6 7 7 8 9
October 8.6 8 8 7 9
November 9.5 9 9 9 10
December 9.2 8 11 10 10
Average 9.4 10.4 8.7 9.5 9.0 9.5

89th 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 277° 306° 312° 276° 271°
February 228° 274° 256° 247° 252°
March 272° 291° 262° 242° 235°
April 144° 250° 293° 330° 292°
May 280° 222° 269° 269°
June 022° 224° 231° 240°
July 221° 239° 242° 229°
August 236° 298° 226° 245°
September 263° 294° 233° 213°
October 231° 205° 346° 223°
November 239° 229° 248° 233°
December 343° 250° 261° 234°

Prevailing wind direction

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