Average temperature over 18 years |
°F |
46 |
23 |
24 |
34 |
48 |
60 |
66 |
69 |
66 |
59 |
46 |
35 |
28 |
Average high temperature over 18 years |
°F |
53 |
26 |
28 |
39 |
57 |
68 |
73 |
77 |
75 |
66 |
53 |
39 |
32 |
Average low temperature over 18 years |
°F |
39 |
17 |
19 |
28 |
41 |
51 |
57 |
60 |
57 |
50 |
39 |
30 |
23 |
Highest recorded temperature over 18 years |
°F |
93 |
51 |
59 |
69 |
82 |
87 |
91 |
93 |
93 |
87 |
80 |
64 |
57 |
Lowest recorded temperature over 18 years |
°F |
-14 |
-14 |
-14 |
-2 |
23 |
28 |
39 |
43 |
41 |
24 |
16 |
3 |
-5 |
Average number of days above 90°F over 18 years |
days |
2 |
- |
- |
- |
- |
- |
1 |
1 |
1 |
- |
- |
- |
- |
Average dew point over 17 years |
°F |
37 |
19 |
19 |
26 |
37 |
44 |
51 |
55 |
51 |
46 |
37 |
31 |
24 |
Average number of days with thunderstorms over 17 years |
days |
21 |
- |
- |
- |
1 |
3 |
7 |
6 |
3 |
1 |
- |
- |
- |
Average number of days with fog over 17 years |
days |
250 |
27 |
23 |
26 |
20 |
13 |
15 |
15 |
15 |
17 |
24 |
27 |
28 |
Average morning relative humidity over 17 years |
% |
85 |
89 |
88 |
89 |
82 |
77 |
82 |
83 |
80 |
83 |
85 |
91 |
91 |
Average evening relative humidity over 17 years |
% |
62 |
81 |
76 |
68 |
52 |
47 |
50 |
50 |
44 |
50 |
59 |
79 |
84 |
Average wind speed over 17 years |
mph |
13.0 |
14.0 |
19.0 |
16.0 |
14.0 |
12.0 |
10.0 |
11.0 |
11.0 |
12.0 |
14.0 |
16.0 |
16.0 |
Average number of days below 32°F over 18 years |
days |
130 |
29 |
25 |
21 |
4 |
- |
- |
- |
- |
1 |
7 |
18 |
26 |
Average number of days with precipitation over 17 years |
days |
162 |
20 |
16 |
15 |
13 |
13 |
11 |
11 |
7 |
9 |
10 |
17 |
20 |
Average number of days with freezing rain over 17 years |
days |
7 |
2 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
1 |
1 |
Average number of days with snow over 17 years |
days |
58 |
16 |
12 |
8 |
1 |
- |
- |
- |
- |
- |
1 |
7 |
13 |
Average number of days with blowing dust/sand over 17 years |
days |
1 |
- |
- |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with blowing snow over 17 years |
days |
9 |
3 |
3 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
2 |
Average number of days with smoke/haze over 17 years |
days |
36 |
2 |
3 |
5 |
5 |
2 |
1 |
2 |
3 |
4 |
5 |
2 |
2 |
Average number of days above 65°F over 18 years |
days |
133 |
- |
- |
1 |
6 |
20 |
27 |
30 |
29 |
18 |
4 |
- |
- |
Average number of days below 5°F over 18 years |
days |
13 |
7 |
4 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
2 |
Average number of days with vision obstruction over 17 years |
days |
266 |
28 |
25 |
27 |
22 |
15 |
16 |
16 |
17 |
19 |
25 |
27 |
29 |