Average temperature over 13 years |
°F |
62 |
41 |
46 |
53 |
62 |
69 |
78 |
80 |
80 |
73 |
62 |
53 |
44 |
Average high temperature over 13 years |
°F |
73 |
50 |
55 |
64 |
73 |
80 |
87 |
91 |
91 |
84 |
73 |
62 |
53 |
Average low temperature over 13 years |
°F |
51 |
32 |
36 |
43 |
50 |
60 |
66 |
71 |
69 |
62 |
51 |
42 |
35 |
Highest recorded temperature over 13 years |
°F |
105 |
71 |
78 |
84 |
93 |
93 |
100 |
105 |
102 |
102 |
91 |
84 |
78 |
Lowest recorded temperature over 13 years |
°F |
-5 |
-5 |
8 |
19 |
28 |
39 |
48 |
57 |
51 |
41 |
28 |
19 |
-2 |
Average number of rainy days over 10 years |
days |
109 |
10 |
10 |
10 |
9 |
12 |
10 |
8 |
8 |
7 |
8 |
8 |
11 |
Average number of days above 90°F over 13 years |
days |
65 |
- |
- |
- |
- |
2 |
13 |
21 |
20 |
8 |
- |
- |
- |
Average precipitation over 13 years |
in |
51.9 |
3.4 |
5.7 |
4.8 |
4.1 |
5.6 |
4.7 |
2.8 |
3.0 |
3.0 |
3.7 |
5.0 |
6.2 |
Average dew point over 12 years |
°F |
51 |
32 |
35 |
41 |
48 |
59 |
66 |
69 |
69 |
62 |
51 |
42 |
35 |
Average number of days above 70°F over 13 years |
days |
220 |
- |
3 |
12 |
21 |
29 |
30 |
31 |
31 |
29 |
23 |
9 |
1 |
Most recorded rainfall over 13 years |
in |
81.0 |
7.0 |
10.9 |
9.3 |
12.2 |
17.6 |
11.1 |
6.5 |
6.2 |
6.3 |
7.9 |
9.6 |
14.5 |
Least recorded rainfall over 13 years |
in |
37.6 |
0.3 |
2.3 |
2.1 |
0.5 |
1.3 |
0.2 |
0.5 |
0.6 |
0.6 |
0.4 |
1.5 |
1.6 |
Average number of days with thunderstorms over 13 years |
days |
57 |
1 |
2 |
4 |
5 |
8 |
9 |
9 |
7 |
4 |
3 |
3 |
2 |
Average number of days with fog over 13 years |
days |
203 |
15 |
14 |
14 |
12 |
19 |
20 |
19 |
22 |
19 |
19 |
15 |
15 |
Average morning relative humidity over 13 years |
% |
86 |
82 |
82 |
81 |
85 |
88 |
89 |
91 |
92 |
91 |
89 |
84 |
82 |
Average evening relative humidity over 13 years |
% |
53 |
57 |
55 |
49 |
47 |
54 |
54 |
54 |
53 |
52 |
50 |
53 |
59 |
Average wind speed over 12 years |
mph |
8.0 |
9.0 |
9.0 |
9.0 |
9.0 |
8.0 |
6.0 |
6.0 |
6.0 |
6.0 |
6.0 |
9.0 |
8.0 |
Average number of days below 32°F over 13 years |
days |
54 |
17 |
10 |
5 |
1 |
- |
- |
- |
- |
- |
- |
7 |
14 |
Average snowfall over 10 years |
in |
2.9 |
1.4 |
0.8 |
0.3 |
- |
- |
- |
- |
- |
- |
- |
- |
0.4 |
Average number of clear days over 10 years |
days |
119 |
8 |
7 |
8 |
10 |
8 |
10 |
11 |
11 |
13 |
14 |
9 |
8 |
Heating degree days over 30 years |
days |
3079 |
778 |
580 |
365 |
130 |
27 |
- |
- |
- |
9 |
144 |
379 |
667 |
Cooling degree days over 30 years |
days |
1908 |
- |
- |
15 |
52 |
188 |
366 |
484 |
453 |
279 |
64 |
7 |
- |
Average possibility of sunshine over 10 years |
% |
64 |
56 |
55 |
61 |
73 |
71 |
73 |
74 |
71 |
70 |
63 |
52 |
47 |
Average number of cloudy days over 10 years |
days |
150 |
17 |
15 |
16 |
12 |
13 |
9 |
9 |
8 |
8 |
11 |
15 |
18 |
Average number of partly cloudy days over 10 years |
days |
97 |
6 |
6 |
7 |
8 |
10 |
11 |
11 |
12 |
9 |
6 |
6 |
5 |
Average number of days below 10°F over 13 years |
days |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |