Average temperature over 21 years |
°F |
46 |
24 |
24 |
35 |
46 |
59 |
64 |
66 |
64 |
57 |
46 |
34 |
28 |
Average high temperature over 21 years |
°F |
51 |
28 |
28 |
39 |
53 |
66 |
71 |
73 |
73 |
64 |
51 |
37 |
32 |
Average low temperature over 21 years |
°F |
39 |
19 |
21 |
28 |
39 |
50 |
55 |
57 |
57 |
48 |
39 |
30 |
24 |
Highest recorded temperature over 21 years |
°F |
93 |
51 |
60 |
71 |
77 |
89 |
91 |
89 |
93 |
84 |
78 |
59 |
53 |
Lowest recorded temperature over 21 years |
°F |
-23 |
-23 |
-14 |
-9 |
23 |
32 |
39 |
44 |
37 |
28 |
21 |
-4 |
-9 |
Average precipitation over 134 years |
in |
23.4 |
1.5 |
1.4 |
1.5 |
1.8 |
2.0 |
2.7 |
3.0 |
2.5 |
1.8 |
1.7 |
1.8 |
1.7 |
Average dew point over 20 years |
°F |
37 |
19 |
19 |
26 |
36 |
44 |
53 |
55 |
53 |
48 |
39 |
30 |
24 |
Average number of days above 70°F over 21 years |
days |
85 |
- |
- |
- |
2 |
13 |
18 |
23 |
21 |
8 |
1 |
- |
- |
Most recorded rainfall over 134 years |
in |
36.4 |
5.9 |
4.7 |
4.1 |
5.6 |
5.7 |
9.4 |
8.8 |
8.8 |
5.9 |
5.5 |
5.0 |
4.6 |
Least recorded rainfall over 134 years |
in |
13.0 |
- |
- |
0.1 |
- |
0.2 |
0.1 |
0.2 |
0.2 |
0.1 |
0.1 |
0.1 |
0.2 |
Average number of days with thunderstorms over 19 years |
days |
18 |
- |
- |
- |
- |
4 |
5 |
5 |
3 |
1 |
- |
- |
- |
Average number of days with fog over 19 years |
days |
255 |
25 |
22 |
25 |
18 |
15 |
16 |
18 |
20 |
20 |
25 |
25 |
26 |
Average morning relative humidity over 20 years |
% |
87 |
86 |
86 |
87 |
83 |
82 |
87 |
89 |
88 |
89 |
89 |
89 |
89 |
Average evening relative humidity over 20 years |
% |
65 |
78 |
75 |
68 |
56 |
50 |
55 |
57 |
54 |
59 |
66 |
80 |
83 |
Average wind speed over 20 years |
mph |
9.0 |
10.0 |
9.0 |
9.0 |
9.0 |
8.0 |
8.0 |
8.0 |
6.0 |
8.0 |
9.0 |
10.0 |
10.0 |
Average number of days above 60°F over 21 years |
days |
149 |
- |
- |
1 |
8 |
24 |
28 |
31 |
30 |
20 |
6 |
- |
- |
Average number of days below 32°F over 21 years |
days |
124 |
27 |
25 |
20 |
4 |
- |
- |
- |
- |
- |
6 |
16 |
25 |
Average number of days below 0°F over 21 years |
days |
5 |
3 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |