Average temperature over 47 years |
°F |
51 |
30 |
31 |
39 |
48 |
59 |
68 |
73 |
73 |
66 |
55 |
46 |
35 |
Average high temperature over 47 years |
°F |
60 |
37 |
37 |
46 |
57 |
66 |
77 |
82 |
80 |
73 |
64 |
53 |
41 |
Average low temperature over 47 years |
°F |
44 |
23 |
24 |
31 |
39 |
50 |
59 |
66 |
64 |
57 |
46 |
37 |
26 |
Highest recorded temperature over 47 years |
°F |
102 |
64 |
66 |
84 |
91 |
91 |
96 |
102 |
100 |
98 |
84 |
78 |
64 |
Lowest recorded temperature over 47 years |
°F |
-7 |
-7 |
-5 |
3 |
17 |
31 |
41 |
48 |
44 |
36 |
26 |
16 |
-4 |
Average number of rainy days over 45 years |
days |
118 |
11 |
10 |
11 |
11 |
11 |
10 |
9 |
9 |
9 |
7 |
10 |
11 |
Average number of days above 90°F over 47 years |
days |
7 |
- |
- |
- |
- |
- |
1 |
3 |
2 |
- |
- |
- |
- |
Average precipitation over 47 years |
in |
41.1 |
3.2 |
2.9 |
3.8 |
3.7 |
3.6 |
3.0 |
3.5 |
3.8 |
3.1 |
3.2 |
3.8 |
3.5 |
Average dew point over 40 years |
°F |
41 |
19 |
19 |
26 |
36 |
46 |
57 |
62 |
62 |
55 |
46 |
35 |
24 |
Most recorded rainfall over 47 years |
in |
73.9 |
11.2 |
6.6 |
9.4 |
10.7 |
9.5 |
17.7 |
12.8 |
13.3 |
7.4 |
10.7 |
10.2 |
7.9 |
Least recorded rainfall over 47 years |
in |
23.0 |
0.4 |
0.4 |
0.7 |
0.7 |
0.4 |
0.1 |
0.5 |
0.7 |
0.4 |
0.3 |
0.4 |
0.3 |
Average number of days with thunderstorms over 39 years |
days |
22 |
- |
- |
1 |
2 |
3 |
4 |
5 |
4 |
2 |
1 |
- |
- |
Average number of days with fog over 39 years |
days |
172 |
12 |
12 |
14 |
14 |
16 |
16 |
16 |
17 |
15 |
14 |
13 |
13 |
Average morning relative humidity over 47 years |
% |
76 |
73 |
72 |
72 |
72 |
75 |
77 |
79 |
80 |
81 |
79 |
77 |
74 |
Average evening relative humidity over 48 years |
% |
60 |
61 |
59 |
56 |
55 |
58 |
60 |
60 |
61 |
61 |
60 |
62 |
63 |
Average wind speed over 40 years |
mph |
12.0 |
14.0 |
16.0 |
16.0 |
12.0 |
11.0 |
10.0 |
10.0 |
10.0 |
12.0 |
11.0 |
13.0 |
14.0 |
Average number of days below 32°F over 47 years |
days |
100 |
26 |
23 |
17 |
3 |
- |
- |
- |
- |
- |
1 |
8 |
22 |
Average snowfall over 45 years |
in |
24.9 |
7.3 |
7.3 |
4.8 |
0.4 |
- |
- |
- |
- |
- |
- |
0.6 |
4.5 |
Average number of days above 65°F over 47 years |
days |
160 |
- |
- |
1 |
6 |
19 |
28 |
31 |
31 |
27 |
15 |
2 |
- |
Average number of clear days over 44 years |
days |
99 |
8 |
8 |
8 |
7 |
7 |
8 |
7 |
9 |
9 |
11 |
8 |
8 |
Heating degree days over 30 years |
days |
5537 |
1119 |
969 |
818 |
504 |
219 |
18 |
- |
- |
54 |
302 |
582 |
952 |
Cooling degree days over 30 years |
days |
724 |
- |
- |
- |
- |
15 |
96 |
270 |
251 |
81 |
11 |
- |
- |
Average number of cloudy days over 44 years |
days |
159 |
15 |
13 |
14 |
14 |
14 |
12 |
12 |
11 |
12 |
12 |
14 |
15 |
Average number of partly cloudy days over 44 years |
days |
107 |
8 |
7 |
9 |
9 |
10 |
10 |
12 |
11 |
9 |
8 |
8 |
8 |
Average number of days below 5°F over 47 years |
days |
3 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |