Average temperature over 48 years |
°F |
50 |
24 |
26 |
37 |
48 |
60 |
69 |
73 |
71 |
64 |
53 |
41 |
28 |
Average high temperature over 48 years |
°F |
59 |
31 |
34 |
44 |
59 |
69 |
80 |
82 |
80 |
73 |
62 |
48 |
36 |
Average low temperature over 48 years |
°F |
39 |
17 |
19 |
28 |
37 |
48 |
57 |
62 |
60 |
53 |
43 |
33 |
21 |
Highest recorded temperature over 48 years |
°F |
104 |
68 |
69 |
84 |
89 |
91 |
104 |
100 |
102 |
98 |
91 |
82 |
69 |
Lowest recorded temperature over 48 years |
°F |
-20 |
-20 |
-16 |
-2 |
10 |
24 |
35 |
44 |
39 |
32 |
19 |
-7 |
-16 |
Average number of rainy days over 54 years |
days |
144 |
15 |
12 |
14 |
13 |
11 |
11 |
10 |
9 |
9 |
10 |
13 |
15 |
Average number of days above 90°F over 48 years |
days |
14 |
- |
- |
- |
- |
- |
3 |
5 |
3 |
1 |
- |
- |
- |
Average precipitation over 48 years |
in |
38.4 |
2.4 |
2.0 |
2.9 |
3.7 |
3.1 |
4.0 |
3.8 |
3.7 |
3.5 |
3.3 |
3.2 |
3.0 |
Average dew point over 44 years |
°F |
41 |
17 |
19 |
28 |
37 |
46 |
57 |
62 |
62 |
53 |
43 |
33 |
23 |
Most recorded rainfall over 48 years |
in |
55.6 |
5.3 |
4.5 |
8.0 |
6.0 |
6.9 |
10.9 |
7.5 |
8.3 |
9.0 |
9.8 |
6.7 |
5.5 |
Least recorded rainfall over 48 years |
in |
25.1 |
0.7 |
0.5 |
0.5 |
0.5 |
0.8 |
0.5 |
1.2 |
0.3 |
- |
0.4 |
1.4 |
0.7 |
Average number of days with thunderstorms over 48 years |
days |
39 |
- |
- |
2 |
4 |
5 |
8 |
7 |
6 |
4 |
2 |
1 |
- |
Average number of days with fog over 48 years |
days |
178 |
15 |
14 |
15 |
13 |
13 |
12 |
14 |
18 |
16 |
16 |
15 |
17 |
Average morning relative humidity over 44 years |
% |
82 |
82 |
82 |
80 |
77 |
76 |
78 |
82 |
86 |
86 |
84 |
83 |
83 |
Average evening relative humidity over 44 years |
% |
61 |
73 |
69 |
62 |
55 |
53 |
52 |
55 |
57 |
55 |
57 |
68 |
75 |
Average wind speed over 44 years |
mph |
11.0 |
12.0 |
12.0 |
12.0 |
12.0 |
11.0 |
10.0 |
9.0 |
9.0 |
10.0 |
11.0 |
11.0 |
12.0 |
Average number of days below 32°F over 48 years |
days |
128 |
28 |
25 |
21 |
8 |
1 |
- |
- |
- |
- |
3 |
15 |
26 |
Average snowfall over 54 years |
in |
71.3 |
18.9 |
14.9 |
9.1 |
2.0 |
- |
- |
- |
- |
- |
0.7 |
8.0 |
17.7 |
Average number of days above 65°F over 48 years |
days |
167 |
- |
- |
3 |
10 |
22 |
29 |
31 |
31 |
26 |
14 |
3 |
- |
Average number of clear days over 54 years |
days |
73 |
3 |
4 |
5 |
6 |
7 |
7 |
8 |
9 |
9 |
9 |
4 |
3 |
Heating degree days over 30 years |
days |
6331 |
1293 |
1081 |
856 |
489 |
233 |
28 |
7 |
22 |
85 |
395 |
723 |
1119 |
Cooling degree days over 30 years |
days |
728 |
- |
- |
- |
- |
59 |
151 |
251 |
205 |
52 |
10 |
- |
- |
Average number of cloudy days over 54 years |
days |
193 |
22 |
19 |
19 |
16 |
14 |
13 |
10 |
10 |
12 |
14 |
20 |
23 |
Average number of partly cloudy days over 54 years |
days |
100 |
6 |
5 |
7 |
8 |
10 |
10 |
13 |
12 |
9 |
8 |
6 |
5 |
Average number of days below 5°F over 48 years |
days |
14 |
6 |
4 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
3 |