Average temperature over 44 years |
°F |
53 |
30 |
32 |
41 |
51 |
62 |
71 |
75 |
73 |
66 |
55 |
44 |
34 |
Average high temperature over 44 years |
°F |
62 |
37 |
39 |
50 |
62 |
73 |
80 |
86 |
84 |
75 |
64 |
53 |
41 |
Average low temperature over 44 years |
°F |
44 |
23 |
24 |
32 |
42 |
51 |
60 |
66 |
64 |
55 |
44 |
36 |
26 |
Highest recorded temperature over 44 years |
°F |
107 |
73 |
75 |
84 |
93 |
95 |
100 |
107 |
100 |
102 |
89 |
84 |
75 |
Lowest recorded temperature over 44 years |
°F |
-9 |
-9 |
-5 |
5 |
19 |
31 |
39 |
50 |
44 |
30 |
23 |
12 |
-7 |
Average number of rainy days over 13 years |
days |
125 |
11 |
10 |
11 |
13 |
13 |
11 |
10 |
9 |
9 |
9 |
10 |
10 |
Average number of days above 90°F over 44 years |
days |
22 |
- |
- |
- |
- |
1 |
4 |
9 |
6 |
2 |
- |
- |
- |
Average precipitation over 44 years |
in |
39.0 |
2.8 |
2.8 |
3.3 |
3.2 |
4.1 |
3.5 |
3.5 |
3.3 |
3.2 |
2.8 |
3.3 |
3.2 |
Average dew point over 43 years |
°F |
41 |
17 |
19 |
26 |
36 |
48 |
57 |
62 |
62 |
55 |
44 |
33 |
23 |
Most recorded rainfall over 44 years |
in |
59.3 |
8.0 |
5.9 |
6.1 |
8.0 |
9.7 |
18.5 |
9.7 |
9.1 |
15.0 |
9.9 |
7.2 |
7.6 |
Least recorded rainfall over 44 years |
in |
29.0 |
0.4 |
0.2 |
1.0 |
0.4 |
0.5 |
0.1 |
0.8 |
0.9 |
0.6 |
- |
0.8 |
0.2 |
Average number of days with thunderstorms over 42 years |
days |
31 |
- |
- |
1 |
2 |
5 |
6 |
7 |
5 |
3 |
1 |
1 |
- |
Average number of days with fog over 42 years |
days |
153 |
12 |
11 |
11 |
10 |
13 |
12 |
13 |
16 |
15 |
15 |
13 |
12 |
Average morning relative humidity over 43 years |
% |
76 |
71 |
71 |
70 |
71 |
75 |
77 |
79 |
83 |
85 |
82 |
77 |
72 |
Average evening relative humidity over 43 years |
% |
53 |
56 |
53 |
49 |
47 |
51 |
51 |
52 |
54 |
55 |
53 |
56 |
58 |
Average wind speed over 44 years |
mph |
10.0 |
12.0 |
13.0 |
13.0 |
12.0 |
8.0 |
8.0 |
6.0 |
6.0 |
6.0 |
8.0 |
12.0 |
12.0 |
Average number of days below 32°F over 44 years |
days |
106 |
26 |
23 |
17 |
4 |
- |
- |
- |
- |
- |
2 |
11 |
23 |
Average snowfall over 52 years |
in |
34.3 |
9.7 |
9.2 |
6.1 |
0.5 |
- |
- |
- |
- |
- |
- |
2.0 |
6.8 |
Average number of days above 65°F over 44 years |
days |
179 |
- |
- |
3 |
12 |
24 |
29 |
31 |
31 |
27 |
16 |
3 |
- |
Average number of clear days over 53 years |
days |
87 |
7 |
7 |
7 |
6 |
6 |
7 |
7 |
8 |
9 |
10 |
6 |
6 |
Heating degree days over 30 years |
days |
5347 |
1128 |
944 |
738 |
402 |
147 |
9 |
- |
- |
59 |
329 |
618 |
973 |
Cooling degree days over 30 years |
days |
962 |
- |
- |
- |
- |
48 |
186 |
332 |
285 |
101 |
10 |
- |
- |
Average possibility of sunshine over 53 years |
% |
58 |
49 |
54 |
58 |
59 |
60 |
65 |
68 |
67 |
62 |
58 |
47 |
44 |
Average number of cloudy days over 53 years |
days |
169 |
17 |
14 |
16 |
15 |
15 |
12 |
12 |
12 |
12 |
13 |
16 |
17 |
Average number of partly cloudy days over 53 years |
days |
109 |
7 |
7 |
8 |
9 |
10 |
11 |
12 |
11 |
9 |
8 |
8 |
8 |