Template:Grand Forks, North Dakota weatherbox
| Climate data for Grand Forks International Airport, North Dakota (1991–2020 normals,[1] extremes 1893–present[2]) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °F (°C) | 52 (11) |
67 (19) |
83 (28) |
100 (38) |
105 (41) |
105 (41) |
109 (43) |
104 (40) |
103 (39) |
95 (35) |
75 (24) |
58 (14) |
109 (43) |
| Mean maximum °F (°C) | 39.1 (3.9) |
40.3 (4.6) |
54.2 (12.3) |
75.6 (24.2) |
86.6 (30.3) |
91.2 (32.9) |
91.5 (33.1) |
92.2 (33.4) |
89.4 (31.9) |
77.4 (25.2) |
57.1 (13.9) |
40.3 (4.6) |
95.1 (35.1) |
| Mean daily maximum °F (°C) | 15.8 (−9.0) |
20.5 (−6.4) |
33.9 (1.1) |
52.0 (11.1) |
66.9 (19.4) |
76.4 (24.7) |
80.7 (27.1) |
79.8 (26.6) |
70.4 (21.3) |
53.9 (12.2) |
35.7 (2.1) |
21.4 (−5.9) |
50.6 (10.3) |
| Daily mean °F (°C) | 6.3 (−14.3) |
10.6 (−11.9) |
24.4 (−4.2) |
40.7 (4.8) |
54.1 (12.3) |
64.6 (18.1) |
68.9 (20.5) |
67.0 (19.4) |
57.9 (14.4) |
43.2 (6.2) |
26.7 (−2.9) |
12.8 (−10.7) |
39.8 (4.3) |
| Mean daily minimum °F (°C) | −3.1 (−19.5) |
0.7 (−17.4) |
15.0 (−9.4) |
29.3 (−1.5) |
41.4 (5.2) |
52.9 (11.6) |
57.0 (13.9) |
54.3 (12.4) |
45.3 (7.4) |
32.5 (0.3) |
17.8 (−7.9) |
4.2 (−15.4) |
28.9 (−1.7) |
| Mean minimum °F (°C) | −26.1 (−32.3) |
−21.6 (−29.8) |
−10.3 (−23.5) |
14.0 (−10.0) |
27.0 (−2.8) |
40.9 (4.9) |
46.3 (7.9) |
42.9 (6.1) |
31.0 (−0.6) |
17.3 (−8.2) |
−1.5 (−18.6) |
−18.1 (−27.8) |
−28.9 (−33.8) |
| Record low °F (°C) | −43 (−42) |
−42 (−41) |
−36 (−38) |
−9 (−23) |
5 (−15) |
28 (−2) |
30 (−1) |
30 (−1) |
11 (−12) |
−9 (−23) |
−35 (−37) |
−37 (−38) |
−43 (−42) |
| Average precipitation inches (mm) | 0.49 (12) |
0.51 (13) |
0.91 (23) |
1.21 (31) |
2.80 (71) |
3.77 (96) |
3.52 (89) |
2.81 (71) |
2.26 (57) |
1.88 (48) |
0.92 (23) |
0.66 (17) |
21.74 (552) |
| Average snowfall inches (cm) | 9.9 (25) |
7.1 (18) |
7.4 (19) |
3.5 (8.9) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
1.6 (4.1) |
6.6 (17) |
12.3 (31) |
48.4 (123) |
| Average extreme snow depth inches (cm) | 11.3 (29) |
11.6 (29) |
10.9 (28) |
2.7 (6.9) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.6 (1.5) |
3.7 (9.4) |
8.3 (21) |
15.1 (38) |
| Average precipitation days (≥ 0.01 in) | 8.4 | 6.8 | 7.3 | 7.7 | 10.7 | 12.1 | 10.2 | 8.8 | 8.6 | 8.4 | 7.0 | 8.8 | 104.8 |
| Average snowy days (≥ 0.1 in) | 10.2 | 7.7 | 5.8 | 2.3 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 1.3 | 5.7 | 10.2 | 43.4 |
| Source: NOAA[3][4] | |||||||||||||
References
- ^ Mean monthly maxima and minima (i.e. the highest and lowest temperature readings during an entire month or year) calculated based on data at said location from 1991 to 2020.
- ^ Records for Grand Forks have been kept at the Grand Forks International Airport since April 1965, the former Grand Forks Municipal Airport from September 1948 through March 1965, and at Grand Forks University from January 1893 to August 1948.
- ^ "NowData – NOAA Online Weather Data". National Oceanic and Atmospheric Administration. Retrieved September 24, 2021.
- ^ "Station: Grand Forks INTL AP, ND". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991–2020). National Oceanic and Atmospheric Administration. Retrieved September 24, 2021.