Average temperature over 48 years |
°F |
44 |
21 |
26 |
34 |
44 |
53 |
62 |
69 |
69 |
57 |
46 |
33 |
24 |
Average high temperature over 48 years |
°F |
59 |
33 |
37 |
46 |
57 |
66 |
75 |
86 |
84 |
73 |
62 |
44 |
36 |
Average low temperature over 48 years |
°F |
31 |
8 |
14 |
21 |
31 |
39 |
48 |
53 |
51 |
42 |
32 |
19 |
12 |
Highest recorded temperature over 48 years |
°F |
105 |
69 |
75 |
77 |
86 |
95 |
105 |
105 |
105 |
102 |
91 |
78 |
71 |
Lowest recorded temperature over 48 years |
°F |
-36 |
-34 |
-32 |
-23 |
-2 |
12 |
26 |
35 |
33 |
6 |
-9 |
-25 |
-36 |
Average number of rainy days over 53 years |
days |
107 |
9 |
8 |
11 |
11 |
12 |
11 |
8 |
6 |
7 |
7 |
8 |
9 |
Average number of days above 90°F over 48 years |
days |
27 |
- |
- |
- |
- |
- |
3 |
11 |
11 |
2 |
- |
- |
- |
Average precipitation over 48 years |
in |
14.9 |
0.7 |
0.7 |
1.1 |
1.9 |
2.3 |
2.3 |
1.1 |
0.8 |
1.2 |
1.2 |
0.8 |
0.7 |
Average dew point over 373 years |
°F |
30 |
10 |
16 |
21 |
28 |
37 |
46 |
48 |
44 |
37 |
30 |
21 |
14 |
Most recorded rainfall over 48 years |
in |
23.8 |
1.9 |
2.7 |
3.0 |
4.8 |
6.8 |
6.1 |
3.8 |
3.0 |
3.1 |
3.4 |
2.4 |
2.4 |
Least recorded rainfall over 48 years |
in |
8.2 |
0.1 |
- |
0.1 |
0.2 |
0.3 |
0.3 |
0.1 |
- |
0.1 |
- |
0.1 |
0.1 |
Average number of days with thunderstorms over 48 years |
days |
33 |
- |
- |
- |
1 |
4 |
9 |
9 |
7 |
3 |
- |
- |
- |
Average number of days with fog over 48 years |
days |
21 |
2 |
3 |
3 |
3 |
2 |
1 |
- |
- |
1 |
2 |
2 |
2 |
Average morning relative humidity over 48 years |
% |
73 |
71 |
73 |
75 |
74 |
77 |
78 |
72 |
68 |
71 |
71 |
73 |
71 |
Average evening relative humidity over 48 years |
% |
49 |
64 |
61 |
52 |
45 |
46 |
45 |
34 |
30 |
37 |
46 |
62 |
66 |
Average wind speed over 47 years |
mph |
12.0 |
12.0 |
12.0 |
14.0 |
14.0 |
13.0 |
12.0 |
11.0 |
11.0 |
12.0 |
12.0 |
12.0 |
12.0 |
Average number of days below 32°F over 48 years |
days |
184 |
30 |
27 |
28 |
18 |
4 |
- |
- |
- |
3 |
16 |
27 |
30 |
Average snowfall over 53 years |
in |
71.8 |
10.5 |
10.5 |
12.8 |
9.9 |
2.0 |
0.1 |
- |
- |
1.3 |
4.5 |
9.3 |
10.9 |
Average number of days above 65°F over 48 years |
days |
157 |
- |
- |
2 |
9 |
18 |
27 |
30 |
30 |
23 |
14 |
3 |
- |
Average number of clear days over 53 years |
days |
96 |
6 |
5 |
5 |
5 |
6 |
8 |
13 |
14 |
12 |
10 |
6 |
6 |
Average snow cover over 51 years |
in |
1.0 |
3.0 |
3.0 |
1.0 |
- |
- |
- |
- |
- |
- |
- |
1.0 |
2.0 |
Heating degree days over 30 years |
days |
7804 |
1370 |
1081 |
964 |
636 |
381 |
156 |
28 |
63 |
269 |
567 |
975 |
1314 |
Cooling degree days over 30 years |
days |
439 |
- |
- |
- |
- |
- |
69 |
170 |
168 |
32 |
- |
- |
- |
Average possibility of sunshine over 53 years |
% |
63 |
56 |
60 |
62 |
60 |
60 |
65 |
75 |
75 |
68 |
63 |
52 |
54 |
Average number of cloudy days over 53 years |
days |
156 |
17 |
15 |
17 |
16 |
15 |
10 |
6 |
6 |
9 |
12 |
16 |
17 |
Average number of partly cloudy days over 53 years |
days |
113 |
8 |
8 |
9 |
9 |
10 |
12 |
12 |
11 |
9 |
9 |
8 |
8 |
Average number of days below 5°F over 48 years |
days |
34 |
12 |
7 |
3 |
- |
- |
- |
- |
- |
- |
- |
3 |
8 |