Average temperature over 48 years |
°F |
48 |
19 |
24 |
35 |
48 |
60 |
71 |
75 |
73 |
64 |
51 |
36 |
24 |
Average high temperature over 48 years |
°F |
60 |
28 |
35 |
44 |
60 |
71 |
82 |
87 |
84 |
75 |
64 |
46 |
34 |
Average low temperature over 48 years |
°F |
37 |
8 |
14 |
24 |
37 |
48 |
59 |
64 |
62 |
51 |
39 |
24 |
14 |
Highest recorded temperature over 48 years |
°F |
113 |
71 |
73 |
87 |
95 |
102 |
105 |
113 |
107 |
100 |
95 |
78 |
71 |
Lowest recorded temperature over 48 years |
°F |
-29 |
-27 |
-25 |
-20 |
1 |
24 |
37 |
42 |
39 |
26 |
10 |
-14 |
-29 |
Average number of rainy days over 48 years |
days |
91 |
6 |
6 |
8 |
9 |
11 |
10 |
9 |
8 |
8 |
6 |
5 |
6 |
Average number of days above 90°F over 48 years |
days |
33 |
- |
- |
- |
1 |
1 |
7 |
12 |
9 |
3 |
- |
- |
- |
Average precipitation over 48 years |
in |
25.3 |
0.6 |
0.8 |
1.8 |
2.3 |
3.8 |
4.3 |
3.6 |
2.8 |
2.3 |
1.5 |
0.9 |
0.7 |
Average dew point over 42 years |
°F |
37 |
10 |
16 |
24 |
34 |
46 |
55 |
62 |
60 |
50 |
37 |
24 |
16 |
Most recorded rainfall over 48 years |
in |
36.2 |
2.3 |
3.2 |
7.3 |
7.5 |
8.6 |
12.2 |
9.1 |
6.0 |
8.1 |
4.6 |
4.0 |
2.3 |
Least recorded rainfall over 48 years |
in |
15.8 |
0.1 |
- |
- |
0.2 |
1.0 |
0.5 |
0.3 |
0.5 |
0.3 |
- |
- |
0.1 |
Average number of days with thunderstorms over 37 years |
days |
50 |
- |
- |
1 |
4 |
8 |
10 |
10 |
9 |
5 |
2 |
1 |
- |
Average number of days with fog over 37 years |
days |
107 |
8 |
10 |
11 |
9 |
9 |
7 |
8 |
11 |
9 |
8 |
8 |
9 |
Average morning relative humidity over 48 years |
% |
81 |
76 |
79 |
81 |
79 |
81 |
82 |
84 |
86 |
84 |
79 |
79 |
78 |
Average evening relative humidity over 48 years |
% |
51 |
60 |
60 |
55 |
44 |
46 |
46 |
47 |
49 |
46 |
43 |
52 |
61 |
Average wind speed over 42 years |
mph |
16.0 |
17.0 |
17.0 |
18.0 |
18.0 |
16.0 |
14.0 |
13.0 |
13.0 |
13.0 |
16.0 |
18.0 |
17.0 |
Average number of days below 32°F over 48 years |
days |
155 |
31 |
27 |
24 |
10 |
1 |
- |
- |
- |
1 |
8 |
24 |
30 |
Average snowfall over 48 years |
in |
30.6 |
5.8 |
6.0 |
6.6 |
1.8 |
0.1 |
- |
- |
- |
- |
0.5 |
3.8 |
6.0 |
Average number of days above 65°F over 48 years |
days |
175 |
- |
1 |
3 |
12 |
24 |
29 |
31 |
31 |
26 |
16 |
3 |
- |
Average number of clear days over 48 years |
days |
117 |
9 |
7 |
7 |
8 |
8 |
10 |
13 |
13 |
13 |
12 |
9 |
9 |
Heating degree days over 30 years |
days |
6873 |
1426 |
1137 |
908 |
459 |
183 |
22 |
- |
16 |
124 |
426 |
864 |
1308 |
Cooling degree days over 30 years |
days |
877 |
- |
- |
- |
- |
56 |
181 |
322 |
251 |
67 |
- |
- |
- |
Average number of cloudy days over 48 years |
days |
146 |
14 |
14 |
16 |
14 |
13 |
10 |
7 |
8 |
10 |
11 |
14 |
15 |
Average number of partly cloudy days over 48 years |
days |
102 |
8 |
7 |
8 |
8 |
10 |
10 |
11 |
10 |
7 |
8 |
7 |
7 |
Average number of days below 5°F over 48 years |
days |
31 |
13 |
7 |
2 |
- |
- |
- |
- |
- |
- |
- |
1 |
7 |