Average temperature over 20 years |
°F |
46 |
32 |
33 |
37 |
42 |
50 |
55 |
59 |
60 |
53 |
46 |
39 |
34 |
Average high temperature over 20 years |
°F |
51 |
35 |
37 |
43 |
48 |
57 |
62 |
66 |
66 |
60 |
51 |
42 |
37 |
Average low temperature over 20 years |
°F |
39 |
28 |
28 |
33 |
36 |
43 |
48 |
51 |
53 |
48 |
42 |
35 |
31 |
Highest recorded temperature over 20 years |
°F |
87 |
53 |
59 |
66 |
69 |
80 |
86 |
87 |
86 |
80 |
71 |
60 |
57 |
Lowest recorded temperature over 20 years |
°F |
-2 |
-2 |
- |
10 |
15 |
26 |
32 |
37 |
37 |
36 |
26 |
15 |
3 |
Average dew point over 19 years |
°F |
39 |
30 |
28 |
33 |
34 |
42 |
48 |
51 |
51 |
48 |
43 |
36 |
32 |
Average number of days above 70°F over 20 years |
days |
34 |
- |
- |
- |
- |
3 |
6 |
10 |
11 |
4 |
- |
- |
- |
Average number of days with thunderstorms over 19 years |
days |
22 |
- |
- |
1 |
1 |
4 |
5 |
4 |
4 |
2 |
1 |
- |
- |
Average number of days with fog over 19 years |
days |
259 |
24 |
21 |
23 |
20 |
17 |
20 |
20 |
20 |
22 |
23 |
24 |
25 |
Average morning relative humidity over 19 years |
% |
91 |
94 |
90 |
92 |
89 |
86 |
89 |
88 |
88 |
93 |
94 |
94 |
93 |
Average evening relative humidity over 19 years |
% |
75 |
89 |
79 |
74 |
65 |
63 |
68 |
66 |
65 |
72 |
79 |
87 |
90 |
Average wind speed over 19 years |
mph |
10.0 |
11.0 |
12.0 |
12.0 |
9.0 |
10.0 |
9.0 |
8.0 |
6.0 |
9.0 |
9.0 |
12.0 |
11.0 |
Average number of days above 60°F over 20 years |
days |
100 |
- |
- |
1 |
4 |
12 |
16 |
23 |
24 |
15 |
4 |
- |
- |
Average number of days below 32°F over 20 years |
days |
103 |
23 |
20 |
15 |
10 |
1 |
- |
- |
- |
- |
2 |
12 |
19 |
Average number of days with precipitation over 19 years |
days |
236 |
22 |
18 |
22 |
20 |
21 |
20 |
18 |
17 |
17 |
19 |
20 |
22 |
Average number of days with freezing rain over 19 years |
days |
7 |
3 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
2 |
Average number of days with snow over 19 years |
days |
58 |
13 |
10 |
10 |
8 |
1 |
- |
- |
- |
- |
1 |
6 |
9 |
Average number of days with blowing dust/sand over 19 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with blowing snow over 19 years |
days |
10 |
4 |
3 |
1 |
- |
- |
- |
- |
- |
- |
- |
1 |
1 |
Average number of days with smoke/haze over 19 years |
days |
35 |
1 |
4 |
5 |
4 |
3 |
4 |
3 |
5 |
3 |
2 |
1 |
- |
Average number of days with sleet over 19 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with vision obstruction over 19 years |
days |
268 |
26 |
23 |
24 |
20 |
17 |
21 |
21 |
21 |
22 |
24 |
24 |
25 |