Average temperature over 30 years |
°F |
49 |
24 |
27 |
37 |
48 |
58 |
68 |
71 |
69 |
63 |
52 |
41 |
29 |
Average high temperature over 30 years |
°F |
59 |
31 |
35 |
46 |
59 |
70 |
79 |
82 |
81 |
75 |
63 |
49 |
36 |
Average low temperature over 30 years |
°F |
39 |
17 |
18 |
27 |
37 |
46 |
56 |
60 |
58 |
52 |
42 |
33 |
22 |
Highest recorded temperature over 110 years |
°F |
104 |
68 |
71 |
84 |
89 |
95 |
104 |
102 |
100 |
98 |
93 |
82 |
69 |
Lowest recorded temperature over 110 years |
°F |
-20 |
-20 |
-13 |
-5 |
8 |
23 |
31 |
39 |
36 |
23 |
15 |
-18 |
-14 |
Average number of rainy days over 18 years |
days |
65.9 |
5.1 |
4.9 |
5.7 |
6.5 |
7 |
6.5 |
6 |
5.3 |
4.2 |
5.1 |
4.4 |
5.2 |
Average number of days above 90°F over 30 years |
days |
11 |
- |
- |
- |
- |
0.3 |
2.5 |
4.4 |
2.7 |
1 |
- |
- |
- |
Average precipitation over 30 years |
in |
37.3 |
2.6 |
1.7 |
2.6 |
3.6 |
3.2 |
3.3 |
3.1 |
3.3 |
4.4 |
3.1 |
3.4 |
3.1 |
Average relative humidity over 12 years |
% |
74 |
80 |
79 |
74 |
70 |
67 |
69 |
72 |
74 |
72 |
72 |
75 |
79 |
Average dew point over 12 years |
°F |
39 |
19 |
23 |
26 |
37 |
46 |
57 |
62 |
62 |
53 |
43 |
31 |
23 |
Average number of days below 32°F over 30 years |
days |
125 |
27 |
25 |
22 |
8.3 |
1.1 |
- |
- |
- |
0.4 |
3.2 |
14 |
24 |
Average number of days below 0°F over 30 years |
days |
3.6 |
1.6 |
1.3 |
0.1 |
- |
- |
- |
- |
- |
- |
- |
- |
0.6 |
Average snowfall over 30 years |
in |
77.4 |
25.2 |
17.6 |
7.4 |
1.8 |
- |
- |
- |
- |
- |
0.5 |
4.8 |
20.0 |
Most rain reported in a day over 110 years |
in |
6.6 |
2.2 |
2.1 |
2.5 |
4.2 |
6.6 |
3.5 |
4.9 |
3.3 |
5.5 |
2.9 |
2.8 |
2.4 |
Most rain reported in a month over 110 years |
in |
50.4 |
6.1 |
5.7 |
5.6 |
9.4 |
13.7 |
9.8 |
12.1 |
10.5 |
10.1 |
9.7 |
8.7 |
10.6 |
Least rain reported in a month over 110 years |
in |
20.3 |
0.3 |
- |
- |
0.2 |
0.1 |
0.2 |
- |
- |
- |
0.1 |
0.6 |
- |
Heating degree days over 30 years |
days |
6392 |
1228 |
1082 |
873 |
533 |
264 |
57 |
16 |
27 |
128 |
396 |
700 |
1088 |
Cooling degree days over 30 years |
days |
668 |
- |
- |
- |
9 |
46 |
142 |
217 |
169 |
75 |
10 |
- |
- |
Most snow reported in a month over 110 years |
in |
137.5 |
60.0 |
47.0 |
25.5 |
10.0 |
1.0 |
- |
- |
- |
0.2 |
9.0 |
16.7 |
81.6 |