| Climate data for Lester B. Pearson International Airport (Brampton and North Mississauga) WMO ID: 71624; coordinates 43°40′38″N 79°37′50″W / 43.67722°N 79.63056°W, elevation: 173.4 m (569 ft), 1981–2010 normals | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high humidex | 19.0 | 18.3 | 29.6 | 37.9 | 42.6 | 45.6 | 50.3 | 46.6 | 48.0 | 39.1 | 28.6 | 23.9 | 50.3 |
| Record high °C (°F) | 17.6 (63.7) |
17.7 (63.9) |
26.0 (78.8) |
31.1 (88.0) |
34.4 (93.9) |
36.7 (98.1) |
37.9 (100.2) |
38.3 (100.9) |
36.7 (98.1) |
31.8 (89.2) |
25.1 (77.2) |
20.0 (68.0) |
38.3 (100.9) |
| Mean daily maximum °C (°F) | −1.5 (29.3) |
−0.4 (31.3) |
4.6 (40.3) |
12.2 (54.0) |
18.8 (65.8) |
24.2 (75.6) |
27.1 (80.8) |
26.0 (78.8) |
21.6 (70.9) |
14.3 (57.7) |
7.6 (45.7) |
1.4 (34.5) |
13.0 (55.4) |
| Daily mean °C (°F) | −5.5 (22.1) |
−4.5 (23.9) |
0.1 (32.2) |
7.1 (44.8) |
13.1 (55.6) |
18.6 (65.5) |
21.5 (70.7) |
20.6 (69.1) |
16.2 (61.2) |
9.5 (49.1) |
3.7 (38.7) |
−2.2 (28.0) |
8.2 (46.8) |
| Mean daily minimum °C (°F) | −9.4 (15.1) |
−8.7 (16.3) |
−4.5 (23.9) |
1.9 (35.4) |
7.4 (45.3) |
13.0 (55.4) |
15.8 (60.4) |
15.1 (59.2) |
10.8 (51.4) |
4.6 (40.3) |
−0.2 (31.6) |
−5.8 (21.6) |
3.3 (37.9) |
| Record low °C (°F) | −31.3 (−24.3) |
−31.1 (−24.0) |
−28.9 (−20.0) |
−17.2 (1.0) |
−5.6 (21.9) |
0.6 (33.1) |
3.9 (39.0) |
1.1 (34.0) |
−3.9 (25.0) |
−8.3 (17.1) |
−18.3 (−0.9) |
−31.1 (−24.0) |
−31.3 (−24.3) |
| Record low wind chill | −44.7 | −38.9 | −36.2 | −25.4 | −9.5 | 0.0 | 0.0 | 0.0 | −8.0 | −13.5 | −25.4 | −38.5 | −44.7 |
| Average precipitation mm (inches) | 51.8 (2.04) |
47.7 (1.88) |
49.8 (1.96) |
68.5 (2.70) |
74.3 (2.93) |
71.5 (2.81) |
75.7 (2.98) |
78.1 (3.07) |
74.5 (2.93) |
61.1 (2.41) |
75.1 (2.96) |
57.9 (2.28) |
785.9 (30.94) |
| Average rainfall mm (inches) | 25.1 (0.99) |
24.3 (0.96) |
32.6 (1.28) |
63.0 (2.48) |
74.3 (2.93) |
71.5 (2.81) |
75.7 (2.98) |
78.1 (3.07) |
74.5 (2.93) |
60.6 (2.39) |
68.0 (2.68) |
34.0 (1.34) |
681.6 (26.83) |
| Average snowfall cm (inches) | 29.5 (11.6) |
24.0 (9.4) |
17.7 (7.0) |
4.5 (1.8) |
0.02 (0.01) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.4 (0.2) |
7.5 (3.0) |
24.9 (9.8) |
108.5 (42.7) |
| Average precipitation days (≥ 0.2 mm) | 15.1 | 11.6 | 12.4 | 12.5 | 12.5 | 10.8 | 10.4 | 10.2 | 10.5 | 12.1 | 13.2 | 14.8 | 145.9 |
| Average rainy days (≥ 0.2 mm) | 5.4 | 4.6 | 7.4 | 11.3 | 12.5 | 10.8 | 10.4 | 10.2 | 10.5 | 12.0 | 11.0 | 7.1 | 113.2 |
| Average snowy days (≥ 0.2 cm) | 12.1 | 9.4 | 6.8 | 2.4 | 0.03 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 3.4 | 10.0 | 44.4 |
| Average relative humidity (%) (at 15:00) | 72.0 | 68.4 | 61.4 | 54.4 | 53.5 | 54.9 | 53.3 | 55.8 | 58.5 | 62.1 | 69.2 | 72.5 | 61.3 |
| Mean monthly sunshine hours | 79.7 | 112.2 | 159.4 | 204.4 | 228.2 | 249.7 | 294.4 | 274.5 | 215.7 | 163.7 | 94.2 | 86.2 | 2,161.4 |
| Percent possible sunshine | 27.6 | 38.0 | 43.2 | 50.8 | 50.1 | 54.1 | 63.0 | 63.4 | 57.4 | 47.8 | 32.0 | 30.9 | 46.5 |
| Source: Environment and Climate Change Canada[1][2][3][4][5][6][7][8] | |||||||||||||
References
- ^ "Toronto Lester B. Pearson International Airport". 1981-2010 Canadian Climate Normals. Environment and Climate Change Canada. Retrieved 2013-07-10.
- ^ "Daily Data Report for July 2011". Environment and Climate Change Canada. Retrieved 2022-05-13.
- ^ "Daily Data Report for February 2017". Environment and Climate Change Canada. Retrieved March 29, 2017.
- ^ "Daily Data Report for March 2012". Environment and Climate Change Canada. Retrieved November 25, 2018.
- ^ "Hourly Data Report for February 20, 2018". Environment and Climate Change Canada. Retrieved 2022-05-13.
- ^ "Hourly Data Report for June 30, 2018". Environment and Climate Change Canada. Retrieved 2022-05-13.
- ^ "Daily Data Report for October 2019". Environment and Climate Change Canada. Retrieved 2022-05-13.
- ^ "Daily Data Report for November 2022". Environment and Climate Change Canada. Retrieved 2022-11-07.