Average temperature over 17 years |
°F |
46 |
28 |
30 |
39 |
46 |
55 |
60 |
64 |
64 |
57 |
48 |
37 |
33 |
Average high temperature over 17 years |
°F |
53 |
33 |
35 |
44 |
53 |
62 |
66 |
71 |
71 |
64 |
55 |
42 |
36 |
Average low temperature over 17 years |
°F |
41 |
24 |
24 |
33 |
39 |
48 |
53 |
55 |
55 |
50 |
42 |
33 |
28 |
Highest recorded temperature over 17 years |
°F |
93 |
53 |
66 |
75 |
78 |
87 |
87 |
91 |
93 |
87 |
78 |
66 |
66 |
Lowest recorded temperature over 17 years |
°F |
-18 |
-18 |
-11 |
-4 |
15 |
28 |
36 |
41 |
32 |
31 |
21 |
- |
-4 |
Average number of days above 90°F over 17 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
1 |
- |
- |
- |
- |
Average precipitation over 41 years |
in |
28.1 |
1.3 |
1.1 |
1.4 |
2.1 |
3.1 |
4.3 |
4.3 |
3.8 |
2.2 |
1.5 |
1.6 |
1.6 |
Average dew point over 12 years |
°F |
39 |
24 |
24 |
31 |
37 |
46 |
53 |
55 |
55 |
50 |
41 |
32 |
26 |
Average number of days with thunderstorms over 17 years |
days |
19 |
- |
- |
- |
1 |
4 |
5 |
4 |
4 |
1 |
- |
- |
- |
Average number of days with fog over 17 years |
days |
226 |
21 |
19 |
20 |
16 |
17 |
16 |
17 |
21 |
21 |
20 |
19 |
19 |
Average morning relative humidity over 11 years |
% |
89 |
87 |
87 |
88 |
89 |
90 |
91 |
91 |
94 |
93 |
90 |
88 |
86 |
Average evening relative humidity over 12 years |
% |
66 |
75 |
68 |
61 |
58 |
60 |
64 |
62 |
62 |
65 |
66 |
74 |
78 |
Average wind speed over 12 years |
mph |
8.0 |
9.0 |
9.0 |
9.0 |
8.0 |
8.0 |
6.0 |
6.0 |
6.0 |
8.0 |
6.0 |
8.0 |
9.0 |
Average number of days below 32°F over 17 years |
days |
102 |
23 |
21 |
15 |
4 |
- |
- |
- |
- |
- |
4 |
14 |
20 |
Average number of days with precipitation over 17 years |
days |
145 |
13 |
12 |
12 |
11 |
12 |
14 |
12 |
10 |
10 |
11 |
13 |
15 |
Average number of days with freezing rain over 17 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with snow over 17 years |
days |
44 |
10 |
9 |
6 |
3 |
- |
- |
- |
- |
- |
1 |
6 |
9 |
Average number of days with blowing dust/sand over 17 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with blowing snow over 17 years |
days |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days with smoke/haze over 17 years |
days |
17 |
3 |
4 |
3 |
1 |
1 |
- |
- |
1 |
1 |
1 |
1 |
1 |
Average number of days above 65°F over 17 years |
days |
102 |
- |
- |
1 |
4 |
14 |
18 |
23 |
23 |
13 |
6 |
- |
- |
Average number of days below 5°F over 17 years |
days |
6 |
2 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days with vision obstruction over 17 years |
days |
231 |
22 |
20 |
21 |
17 |
17 |
16 |
17 |
22 |
21 |
20 |
19 |
19 |