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Template:Montréal–Trudeau weatherbox

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Climate data for Montreal (Montréal–Trudeau International Airport)
WMO ID: 71627; coordinates 45°28′N 73°45′W / 45.467°N 73.750°W / 45.467; -73.750 (Montréal–Trudeau International Airport); elevation: 36 m (118 ft); 1991−2020 normals, extremes 1941−present
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high humidex 13.5 14.7 28.0 33.8 40.9 45.0 45.8 46.8 42.8 34.1 26.2 18.1 46.8
Record high °C (°F) 13.9
(57.0)
15.1
(59.2)
25.8
(78.4)
30.0
(86.0)
36.6
(97.9)
35.0
(95.0)
36.1
(97.0)
37.6
(99.7)
33.5
(92.3)
28.3
(82.9)
24.3
(75.7)
18.0
(64.4)
37.6
(99.7)
Mean daily maximum °C (°F) −5.0
(23.0)
−3.4
(25.9)
2.4
(36.3)
11.3
(52.3)
19.4
(66.9)
24.2
(75.6)
26.7
(80.1)
25.7
(78.3)
21.1
(70.0)
13.2
(55.8)
6.1
(43.0)
−1.2
(29.8)
11.7
(53.1)
Daily mean °C (°F) −9.2
(15.4)
−8.0
(17.6)
−2.0
(28.4)
6.2
(43.2)
13.9
(57.0)
19.0
(66.2)
21.7
(71.1)
20.6
(69.1)
16.0
(60.8)
8.9
(48.0)
2.3
(36.1)
−5.0
(23.0)
7.0
(44.7)
Mean daily minimum °C (°F) −13.5
(7.7)
−12.4
(9.7)
−6.5
(20.3)
1.1
(34.0)
8.3
(46.9)
13.8
(56.8)
16.7
(62.1)
15.6
(60.1)
10.9
(51.6)
4.5
(40.1)
−1.7
(28.9)
−8.7
(16.3)
2.3
(36.2)
Record low °C (°F) −37.8
(−36.0)
−33.9
(−29.0)
−29.4
(−20.9)
−15.0
(5.0)
−4.4
(24.1)
0.0
(32.0)
6.1
(43.0)
3.3
(37.9)
−2.2
(28.0)
−7.2
(19.0)
−19.4
(−2.9)
−32.4
(−26.3)
−37.8
(−36.0)
Record low wind chill −49.1 −46.0 −42.9 −26.3 −9.9 0.0 0.0 0.0 −4.8 −11.6 −30.7 −46.0 −49.1
Average precipitation mm (inches) 85.8
(3.38)
65.5
(2.58)
77.2
(3.04)
90.0
(3.54)
85.6
(3.37)
83.6
(3.29)
91.1
(3.59)
93.6
(3.69)
89.2
(3.51)
103.1
(4.06)
84.2
(3.31)
91.9
(3.62)
1,040.8
(40.98)
Average rainfall mm (inches) 32.8
(1.29)
16.9
(0.67)
37.3
(1.47)
74.9
(2.95)
85.6
(3.37)
83.6
(3.29)
91.2
(3.59)
93.6
(3.69)
89.2
(3.51)
101.6
(4.00)
67.4
(2.65)
44.2
(1.74)
818.3
(32.22)
Average snowfall cm (inches) 52.0
(20.5)
47.1
(18.5)
37.1
(14.6)
14.8
(5.8)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
1.1
(0.4)
16.3
(6.4)
48.2
(19.0)
216.6
(85.2)
Average precipitation days (≥ 0.2 mm) 17.1 13.7 13.7 12.4 13.8 12.9 12.8 11.2 11.3 13.5 14.3 16.8 163.5
Average rainy days (≥ 0.2 mm) 4.5 3.8 7.0 11.4 13.7 12.9 12.8 11.2 11.3 13.2 11.1 6.7 119.6
Average snowy days (≥ 0.2 cm) 15.4 12.4 9.0 3.0 0.04 0.0 0.0 0.0 0.0 0.63 4.8 12.8 58.1
Average relative humidity (%) (at 15:00 LST) 68.1 63.0 57.8 50.7 49.8 53.6 55.5 56.1 58.2 61.4 66.4 71.9 59.4
Mean monthly sunshine hours 101.2 127.8 164.3 178.3 228.9 240.3 271.5 246.3 182.2 143.5 83.6 83.6 2,051.3
Percent possible sunshine 35.7 43.7 44.6 44.0 49.6 51.3 57.3 56.3 48.3 42.2 29.2 30.7 44.4
Average ultraviolet index 1 2 3 5 6 7 7 7 5 3 1 1 4
Source: Environment and Climate Change Canada[1][2][3][4][5][6] and Weather Atlas[7]

References

  1. ^ "Canadian Climate Normals 1991–2020". Environment and Climate Change Canada. Retrieved June 12, 2024.
  2. ^ "Montreal/Pierre Elliott Trudeau International Airport". Canadian Climate Normals 1981–2010. October 31, 2011. Archived from the original on October 26, 2014. Retrieved February 24, 2014.
  3. ^ "Daily Data Report for March 2012". Canadian Climate Data. October 31, 2011. Archived from the original on September 11, 2016. Retrieved June 12, 2016.
  4. ^ "Daily Data Report for May 2020". Canadian Climate Data. October 31, 2011. Archived from the original on May 13, 2022. Retrieved May 13, 2022.
  5. ^ "Daily Data Report for November 2022". Canadian Climate Data. October 31, 2011. Retrieved November 7, 2022.
  6. ^ ""Hourly Data Report for November 5, 2022". Canadian Climate Data. October 31, 2011. Retrieved November 7, 2022.
  7. ^ "Montreal, Canada - Detailed climate information and monthly weather forecast". Weather Atlas. Yu Media Group. Archived from the original on July 6, 2019. Retrieved July 6, 2019.