Average temperature over 48 years |
°F |
64 |
57 |
57 |
59 |
62 |
64 |
66 |
71 |
71 |
71 |
66 |
62 |
57 |
Average high temperature over 48 years |
°F |
71 |
64 |
66 |
66 |
68 |
69 |
71 |
75 |
77 |
77 |
73 |
71 |
66 |
Average low temperature over 48 years |
°F |
57 |
48 |
50 |
51 |
55 |
57 |
60 |
64 |
66 |
64 |
60 |
53 |
48 |
Highest recorded temperature over 48 years |
°F |
111 |
87 |
89 |
93 |
98 |
96 |
100 |
95 |
98 |
111 |
107 |
96 |
87 |
Lowest recorded temperature over 48 years |
°F |
28 |
28 |
36 |
39 |
44 |
48 |
51 |
55 |
57 |
51 |
43 |
37 |
34 |
Average number of rainy days over 53 years |
days |
42 |
7 |
6 |
7 |
4 |
2 |
1 |
- |
1 |
1 |
2 |
5 |
6 |
Average number of days above 90°F over 48 years |
days |
4 |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
1 |
- |
- |
Average precipitation over 48 years |
in |
9.9 |
2.2 |
1.6 |
1.9 |
0.8 |
0.2 |
0.1 |
- |
0.1 |
0.2 |
0.4 |
1.1 |
1.4 |
Average dew point over 48 years |
°F |
51 |
43 |
44 |
46 |
50 |
53 |
57 |
60 |
62 |
60 |
55 |
48 |
43 |
Average number of days above 70°F over 48 years |
days |
201 |
7 |
7 |
6 |
9 |
12 |
21 |
30 |
31 |
29 |
26 |
14 |
8 |
Most recorded rainfall over 48 years |
in |
19.4 |
9.1 |
5.4 |
7.0 |
3.7 |
1.8 |
0.9 |
0.2 |
2.1 |
1.9 |
1.8 |
5.8 |
6.6 |
Least recorded rainfall over 48 years |
in |
3.4 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with thunderstorms over 48 years |
days |
6 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with fog over 48 years |
days |
102 |
11 |
9 |
8 |
6 |
6 |
7 |
6 |
7 |
9 |
11 |
11 |
11 |
Average morning relative humidity over 48 years |
% |
74 |
70 |
72 |
73 |
72 |
74 |
78 |
80 |
79 |
78 |
75 |
69 |
68 |
Average evening relative humidity over 48 years |
% |
62 |
58 |
58 |
59 |
60 |
64 |
66 |
66 |
66 |
65 |
64 |
60 |
58 |
Average wind speed over 48 years |
mph |
9.0 |
8.0 |
9.0 |
10.0 |
10.0 |
9.0 |
9.0 |
9.0 |
9.0 |
9.0 |
9.0 |
9.0 |
8.0 |
Average number of days below 32°F over 33 years |
days |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of clear days over 53 years |
days |
147 |
13 |
10 |
11 |
10 |
9 |
9 |
13 |
15 |
15 |
14 |
15 |
14 |
Average snow cover over 72 years |
in |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Heating degree days over 30 years |
days |
1256 |
245 |
189 |
177 |
113 |
73 |
51 |
13 |
- |
19 |
24 |
109 |
243 |
Cooling degree days over 30 years |
days |
984 |
9 |
10 |
9 |
23 |
45 |
105 |
199 |
240 |
211 |
107 |
19 |
7 |
Average possibility of sunshine over 53 years |
% |
68 |
72 |
72 |
70 |
67 |
59 |
58 |
68 |
70 |
69 |
68 |
75 |
73 |
Average number of cloudy days over 53 years |
days |
102 |
11 |
10 |
11 |
10 |
11 |
9 |
5 |
4 |
6 |
7 |
7 |
9 |
Average number of partly cloudy days over 53 years |
days |
117 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
12 |
9 |
10 |
8 |
8 |