Average temperature over 20 years |
°F |
43 |
21 |
21 |
28 |
39 |
46 |
53 |
60 |
64 |
60 |
50 |
39 |
28 |
Average high temperature over 20 years |
°F |
48 |
28 |
28 |
34 |
44 |
51 |
57 |
64 |
69 |
64 |
55 |
44 |
35 |
Average low temperature over 20 years |
°F |
36 |
12 |
12 |
21 |
33 |
41 |
48 |
55 |
60 |
53 |
42 |
31 |
21 |
Highest recorded temperature over 20 years |
°F |
84 |
46 |
44 |
55 |
66 |
71 |
77 |
80 |
84 |
82 |
69 |
60 |
53 |
Lowest recorded temperature over 20 years |
°F |
-11 |
-9 |
-11 |
- |
14 |
23 |
33 |
43 |
48 |
37 |
24 |
12 |
-2 |
Average dew point over 19 years |
°F |
36 |
12 |
12 |
21 |
32 |
39 |
48 |
55 |
60 |
53 |
42 |
28 |
19 |
Average number of days with thunderstorms over 18 years |
days |
2 |
- |
- |
- |
- |
- |
- |
1 |
- |
- |
- |
1 |
- |
Average number of days with fog over 18 years |
days |
148 |
5 |
5 |
7 |
15 |
17 |
20 |
22 |
20 |
15 |
11 |
6 |
5 |
Average morning relative humidity over 19 years |
% |
85 |
79 |
79 |
82 |
86 |
87 |
92 |
94 |
93 |
92 |
86 |
78 |
77 |
Average evening relative humidity over 20 years |
% |
71 |
60 |
62 |
68 |
73 |
75 |
83 |
84 |
82 |
77 |
68 |
62 |
59 |
Average wind speed over 20 years |
mph |
6.0 |
6.0 |
8.0 |
8.0 |
8.0 |
8.0 |
6.0 |
6.0 |
6.0 |
6.0 |
6.0 |
6.0 |
6.0 |
Average number of days below 32°F over 20 years |
days |
153 |
31 |
28 |
30 |
13 |
1 |
- |
- |
- |
- |
3 |
18 |
29 |
Average number of days with precipitation over 18 years |
days |
202 |
15 |
16 |
18 |
17 |
18 |
20 |
21 |
19 |
16 |
15 |
13 |
14 |
Average number of days with snow over 18 years |
days |
66 |
15 |
15 |
16 |
6 |
1 |
- |
- |
- |
- |
- |
3 |
10 |
Average number of days with blowing dust/sand over 18 years |
days |
170 |
9 |
9 |
10 |
16 |
17 |
20 |
22 |
20 |
15 |
12 |
9 |
11 |
Average number of days with smoke/haze over 18 years |
days |
26 |
5 |
5 |
3 |
1 |
1 |
- |
- |
- |
- |
1 |
3 |
7 |
Average number of days above 65°F over 20 years |
days |
57 |
- |
- |
- |
- |
1 |
3 |
12 |
25 |
14 |
1 |
- |
- |
Average number of days below 5°F over 20 years |
days |
16 |
7 |
7 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days with vision obstruction over 18 years |
days |
170 |
9 |
9 |
10 |
16 |
17 |
20 |
22 |
20 |
15 |
12 |
9 |
11 |