Average temperature over 19 years |
°F |
51 |
30 |
34 |
44 |
51 |
60 |
64 |
69 |
68 |
62 |
51 |
39 |
33 |
Average high temperature over 19 years |
°F |
57 |
34 |
39 |
51 |
60 |
69 |
73 |
78 |
78 |
71 |
60 |
46 |
37 |
Average low temperature over 19 years |
°F |
43 |
24 |
28 |
35 |
42 |
51 |
55 |
59 |
57 |
53 |
43 |
34 |
28 |
Highest recorded temperature over 19 years |
°F |
98 |
59 |
66 |
78 |
82 |
87 |
93 |
98 |
96 |
93 |
82 |
66 |
60 |
Lowest recorded temperature over 19 years |
°F |
-7 |
-7 |
-7 |
6 |
28 |
32 |
37 |
48 |
43 |
32 |
23 |
6 |
1 |
Average number of days above 90°F over 19 years |
days |
5 |
- |
- |
- |
- |
- |
- |
2 |
2 |
- |
- |
- |
- |
Average precipitation over 40 years |
in |
23.7 |
1.6 |
1.5 |
1.4 |
1.8 |
2.6 |
3.5 |
2.1 |
2.0 |
1.7 |
1.3 |
1.8 |
2.2 |
Average dew point over 18 years |
°F |
43 |
26 |
28 |
35 |
41 |
51 |
55 |
57 |
57 |
53 |
44 |
35 |
30 |
Most recorded rainfall over 40 years |
in |
29.9 |
2.8 |
2.6 |
4.5 |
3.2 |
5.7 |
6.2 |
5.4 |
4.6 |
5.3 |
3.0 |
5.3 |
4.1 |
Least recorded rainfall over 40 years |
in |
16.9 |
0.3 |
- |
- |
0.7 |
0.5 |
1.0 |
0.4 |
- |
- |
- |
0.3 |
0.4 |
Average number of days with thunderstorms over 19 years |
days |
29 |
- |
- |
- |
2 |
6 |
8 |
6 |
5 |
2 |
- |
- |
- |
Average number of days with fog over 19 years |
days |
181 |
24 |
20 |
17 |
9 |
9 |
10 |
11 |
11 |
13 |
14 |
19 |
24 |
Average morning relative humidity over 18 years |
% |
93 |
93 |
91 |
90 |
89 |
92 |
95 |
94 |
96 |
94 |
93 |
93 |
92 |
Average evening relative humidity over 18 years |
% |
65 |
86 |
76 |
61 |
56 |
57 |
58 |
53 |
53 |
54 |
62 |
78 |
87 |
Average wind speed over 18 years |
mph |
10.0 |
13.0 |
12.0 |
11.0 |
10.0 |
9.0 |
8.0 |
8.0 |
6.0 |
6.0 |
5.0 |
12.0 |
13.0 |
Average number of days below 32°F over 19 years |
days |
94 |
25 |
19 |
11 |
1 |
- |
- |
- |
- |
- |
3 |
13 |
21 |
Average number of days above 65°F over 19 years |
days |
153 |
- |
- |
3 |
8 |
22 |
26 |
30 |
29 |
24 |
11 |
- |
- |
Average number of days below 10°F over 19 years |
days |
7 |
4 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |