| Climate data for Grande Prairie (Grande Prairie Airport) WMO ID: 71940; coordinates 55°10′47″N 118°53′06″W / 55.17972°N 118.88500°W; elevation: 669 m (2,195 ft); 1991−2020 normals, extremes 1922−present | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high humidex | 14.5 | 11.1 | 15.6 | 28.6 | 30.8 | 44.0 | 40.8 | 36.6 | 34.7 | 27.1 | 17.2 | 12.1 | 44.0 |
| Record high °C (°F) | 15.2 (59.4) |
12.8 (55.0) |
16.1 (61.0) |
29.4 (84.9) |
34.4 (93.9) |
41.5 (106.7) |
35.6 (96.1) |
34.5 (94.1) |
31.9 (89.4) |
28.9 (84.0) |
22.2 (72.0) |
13.3 (55.9) |
41.5 (106.7) |
| Mean daily maximum °C (°F) | −8.3 (17.1) |
−4.6 (23.7) |
−0.1 (31.8) |
9.9 (49.8) |
17.0 (62.6) |
20.6 (69.1) |
22.7 (72.9) |
22.0 (71.6) |
17.3 (63.1) |
9.1 (48.4) |
−0.9 (30.4) |
−6.4 (20.5) |
8.2 (46.8) |
| Daily mean °C (°F) | −13.9 (7.0) |
−10.5 (13.1) |
−5.8 (21.6) |
3.8 (38.8) |
10.3 (50.5) |
14.3 (57.7) |
16.3 (61.3) |
15.2 (59.4) |
10.5 (50.9) |
3.3 (37.9) |
−5.9 (21.4) |
−11.7 (10.9) |
2.2 (35.9) |
| Mean daily minimum °C (°F) | −19.4 (−2.9) |
−16.3 (2.7) |
−11.5 (11.3) |
−2.3 (27.9) |
3.4 (38.1) |
8.0 (46.4) |
9.9 (49.8) |
8.4 (47.1) |
3.8 (38.8) |
−2.4 (27.7) |
−10.7 (12.7) |
−17.0 (1.4) |
−3.8 (25.1) |
| Record low °C (°F) | −52.2 (−62.0) |
−50.0 (−58.0) |
−42.8 (−45.0) |
−35.6 (−32.1) |
−8.7 (16.3) |
−3.3 (26.1) |
−1.1 (30.0) |
−2.8 (27.0) |
−11.7 (10.9) |
−31.7 (−25.1) |
−40.6 (−41.1) |
−47.2 (−53.0) |
−52.2 (−62.0) |
| Record low wind chill | −63.0 | −55.0 | −53.1 | −46.7 | −16.1 | −4.3 | 0.0 | −3.2 | −15.3 | −34.3 | −56.1 | −56.3 | −63.0 |
| Average precipitation mm (inches) | 28.4 (1.12) |
15.5 (0.61) |
17.6 (0.69) |
21.7 (0.85) |
41.6 (1.64) |
72.4 (2.85) |
72.9 (2.87) |
49.9 (1.96) |
37.2 (1.46) |
30.2 (1.19) |
28.6 (1.13) |
19.1 (0.75) |
435.3 (17.14) |
| Average rainfall mm (inches) | 2.4 (0.09) |
0.8 (0.03) |
1.7 (0.07) |
12.2 (0.48) |
37.8 (1.49) |
71.6 (2.82) |
73.1 (2.88) |
49.9 (1.96) |
35.7 (1.41) |
17.8 (0.70) |
7.1 (0.28) |
0.8 (0.03) |
310.8 (12.24) |
| Average snowfall cm (inches) | 34.3 (13.5) |
20.4 (8.0) |
21.6 (8.5) |
11.2 (4.4) |
5.0 (2.0) |
0.2 (0.1) |
0.0 (0.0) |
0.0 (0.0) |
1.6 (0.6) |
14.8 (5.8) |
27.8 (10.9) |
25.3 (10.0) |
162.2 (63.9) |
| Average precipitation days (≥ 0.2 mm) | 12.6 | 7.7 | 9.3 | 8.2 | 10.8 | 13.5 | 14.0 | 11.2 | 11.5 | 11.0 | 11.8 | 9.8 | 131.4 |
| Average rainy days (≥ 0.2 mm) | 2.2 | 0.8 | 1.9 | 5.5 | 10.3 | 13.4 | 14.2 | 11.2 | 11.4 | 7.7 | 3.9 | 1.0 | 83.5 |
| Average snowy days (≥ 0.2 cm) | 11.5 | 7.6 | 8.0 | 3.7 | 1.3 | 0.04 | 0.0 | 0.0 | 0.56 | 4.3 | 9.2 | 9.6 | 55.8 |
| Average relative humidity (%) (at 3pm) | 72.9 | 68.8 | 61.7 | 45.9 | 39.6 | 45.9 | 48.8 | 48.0 | 49.7 | 56.5 | 73.0 | 74.3 | 57.1 |
| Mean monthly sunshine hours | 77.8 | 106.2 | 172.1 | 231.0 | 276.0 | 295.2 | 307.7 | 272.4 | 172.5 | 134.5 | 78.9 | 73.5 | 2,197.7 |
| Percent possible sunshine | 32.1 | 39.1 | 47.0 | 54.6 | 55.1 | 56.9 | 59.1 | 58.7 | 45.0 | 41.3 | 31.2 | 32.7 | 46.1 |
| Source: Environment and Climate Change Canada (sun 1981–2010)[1][2][3][4][5] | |||||||||||||
Notes
editReferences
- ^ "Canadian Climate Normals 1991–2020". Environment and Climate Change Canada. Retrieved May 31, 2024.
- ^ "Canadian Climate Normals 1981–2010". Environment and Climate Change Canada. Retrieved May 31, 2024.
- ^ "Station Results - Historical Data, Grande Prairie". Canadian Climate Data. Environment and Climate Change Canada. October 31, 2011. Retrieved June 3, 2017.
- ^ "Station Results - Historical Data, Grande Prairie Airport". Canadian Climate Data. Environment and Climate Change Canada. October 31, 2011. Retrieved June 3, 2017.
- ^ "Hourly Data Report for June 29, 2021". Canadian Climate Data. Environment and Climate Change Canada. 14 July 2023. Retrieved 27 August 2023.