Average temperature over 21 years |
°F |
19 |
-13 |
-11 |
-2 |
15 |
31 |
43 |
53 |
53 |
42 |
28 |
10 |
-7 |
Average high temperature over 21 years |
°F |
26 |
-7 |
-5 |
5 |
23 |
37 |
51 |
62 |
60 |
46 |
34 |
15 |
-2 |
Average low temperature over 21 years |
°F |
12 |
-20 |
-18 |
-11 |
6 |
24 |
35 |
44 |
44 |
37 |
24 |
3 |
-14 |
Highest recorded temperature over 21 years |
°F |
98 |
34 |
32 |
46 |
82 |
82 |
89 |
93 |
98 |
77 |
66 |
41 |
37 |
Lowest recorded temperature over 21 years |
°F |
-49 |
-49 |
-49 |
-38 |
-25 |
-13 |
21 |
30 |
28 |
19 |
-9 |
-29 |
-43 |
Average precipitation over 60 years |
in |
15.8 |
0.6 |
0.5 |
0.7 |
0.9 |
1.1 |
1.7 |
2.2 |
2.4 |
2.1 |
1.7 |
1.2 |
0.7 |
Average dew point over 20 years |
°F |
12 |
-22 |
-20 |
-9 |
8 |
24 |
36 |
44 |
44 |
36 |
24 |
3 |
-16 |
Average number of days above 70°F over 21 years |
days |
21 |
- |
- |
- |
- |
1 |
4 |
8 |
7 |
1 |
- |
- |
- |
Most recorded rainfall over 60 years |
in |
27.2 |
1.8 |
1.6 |
3.0 |
3.3 |
4.5 |
5.3 |
7.3 |
5.0 |
7.5 |
4.0 |
3.5 |
2.0 |
Least recorded rainfall over 60 years |
in |
10.7 |
- |
- |
- |
- |
0.1 |
0.4 |
0.3 |
0.5 |
0.2 |
0.4 |
0.2 |
- |
Average number of days with thunderstorms over 21 years |
days |
8 |
- |
- |
- |
- |
1 |
1 |
3 |
2 |
1 |
- |
- |
- |
Average number of days with fog over 21 years |
days |
196 |
26 |
23 |
22 |
12 |
14 |
13 |
12 |
12 |
11 |
10 |
16 |
25 |
Average morning relative humidity over 20 years |
% |
79 |
66 |
66 |
70 |
79 |
86 |
86 |
86 |
89 |
87 |
85 |
79 |
70 |
Average evening relative humidity over 20 years |
% |
71 |
65 |
65 |
67 |
73 |
77 |
71 |
67 |
68 |
73 |
78 |
78 |
69 |
Average wind speed over 20 years |
mph |
13.0 |
11.0 |
17.0 |
14.0 |
12.0 |
11.0 |
10.0 |
10.0 |
11.0 |
17.0 |
17.0 |
18.0 |
11.0 |
Average number of days above 60°F over 21 years |
days |
45 |
- |
- |
- |
- |
2 |
8 |
18 |
14 |
3 |
- |
- |
- |
Average number of days below 32°F over 21 years |
days |
255 |
31 |
28 |
31 |
29 |
27 |
13 |
1 |
- |
8 |
26 |
30 |
31 |
Average number of days below 0°F over 21 years |
days |
133 |
29 |
26 |
26 |
11 |
1 |
- |
- |
- |
- |
- |
13 |
27 |