Average temperature over 20 years |
°F |
48 |
34 |
34 |
39 |
44 |
51 |
57 |
62 |
62 |
55 |
48 |
42 |
37 |
Average high temperature over 20 years |
°F |
53 |
37 |
37 |
44 |
50 |
60 |
64 |
69 |
69 |
62 |
53 |
44 |
39 |
Average low temperature over 20 years |
°F |
42 |
30 |
30 |
34 |
37 |
44 |
50 |
53 |
53 |
50 |
44 |
37 |
33 |
Highest recorded temperature over 20 years |
°F |
95 |
53 |
59 |
69 |
73 |
82 |
89 |
93 |
95 |
82 |
75 |
66 |
59 |
Lowest recorded temperature over 20 years |
°F |
-2 |
-2 |
3 |
8 |
23 |
28 |
35 |
43 |
39 |
36 |
28 |
10 |
6 |
Average dew point over 19 years |
°F |
39 |
30 |
28 |
33 |
35 |
43 |
48 |
51 |
51 |
48 |
43 |
37 |
32 |
Average number of days above 70°F over 20 years |
days |
43 |
- |
- |
- |
- |
3 |
9 |
13 |
14 |
4 |
1 |
- |
- |
Average number of days with thunderstorms over 18 years |
days |
25 |
- |
- |
1 |
1 |
4 |
5 |
4 |
5 |
3 |
1 |
1 |
- |
Average number of days with fog over 18 years |
days |
209 |
20 |
18 |
18 |
17 |
17 |
16 |
14 |
18 |
16 |
18 |
17 |
20 |
Average morning relative humidity over 19 years |
% |
85 |
87 |
87 |
87 |
85 |
80 |
80 |
83 |
85 |
87 |
87 |
86 |
87 |
Average evening relative humidity over 19 years |
% |
70 |
83 |
77 |
72 |
63 |
60 |
60 |
61 |
60 |
66 |
74 |
79 |
83 |
Average wind speed over 19 years |
mph |
11.0 |
13.0 |
9.0 |
13.0 |
10.0 |
10.0 |
10.0 |
10.0 |
10.0 |
11.0 |
10.0 |
11.0 |
13.0 |
Average number of days above 60°F over 20 years |
days |
124 |
- |
- |
- |
3 |
13 |
23 |
29 |
30 |
20 |
5 |
- |
- |
Average number of days below 32°F over 20 years |
days |
75 |
17 |
18 |
13 |
6 |
- |
- |
- |
- |
- |
1 |
6 |
14 |
Average number of days with precipitation over 18 years |
days |
259 |
24 |
20 |
23 |
20 |
20 |
21 |
21 |
20 |
21 |
21 |
24 |
24 |
Average number of days with freezing rain over 18 years |
days |
4 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days with snow over 18 years |
days |
45 |
11 |
11 |
8 |
4 |
- |
- |
- |
- |
- |
- |
3 |
8 |
Average number of days with blowing dust/sand over 18 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with blowing snow over 18 years |
days |
2 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with smoke/haze over 18 years |
days |
73 |
3 |
6 |
8 |
8 |
8 |
6 |
5 |
7 |
6 |
8 |
5 |
3 |
Average number of days with sleet over 18 years |
days |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with vision obstruction over 18 years |
days |
220 |
21 |
20 |
19 |
18 |
18 |
17 |
15 |
18 |
17 |
19 |
17 |
21 |