Average temperature over 18 years |
°F |
50 |
24 |
31 |
42 |
53 |
62 |
69 |
73 |
71 |
62 |
51 |
37 |
26 |
Average high temperature over 18 years |
°F |
60 |
34 |
41 |
51 |
64 |
73 |
78 |
82 |
80 |
71 |
60 |
46 |
35 |
Average low temperature over 18 years |
°F |
41 |
14 |
21 |
32 |
44 |
51 |
57 |
62 |
60 |
53 |
42 |
28 |
17 |
Highest recorded temperature over 18 years |
°F |
95 |
48 |
62 |
73 |
87 |
93 |
93 |
95 |
95 |
91 |
80 |
69 |
53 |
Lowest recorded temperature over 18 years |
°F |
-2 |
- |
1 |
14 |
21 |
33 |
44 |
51 |
50 |
39 |
19 |
10 |
-2 |
Average number of days above 90°F over 18 years |
days |
12 |
- |
- |
- |
- |
- |
2 |
6 |
4 |
- |
- |
- |
- |
Average precipitation over 59 years |
in |
12.6 |
0.1 |
0.1 |
0.3 |
0.7 |
1.4 |
1.5 |
2.4 |
3.3 |
1.9 |
0.8 |
0.2 |
0.1 |
Average dew point over 18 years |
°F |
32 |
6 |
10 |
19 |
30 |
39 |
48 |
55 |
55 |
48 |
37 |
23 |
10 |
Average number of days above 70°F over 18 years |
days |
140 |
- |
- |
1 |
10 |
21 |
27 |
29 |
28 |
19 |
4 |
- |
- |
Most recorded rainfall over 59 years |
in |
21.5 |
0.6 |
0.4 |
0.9 |
2.7 |
4.9 |
4.3 |
5.6 |
9.3 |
4.3 |
2.4 |
0.8 |
0.4 |
Least recorded rainfall over 59 years |
in |
7.4 |
- |
- |
- |
- |
- |
0.2 |
0.6 |
0.3 |
0.4 |
- |
- |
- |
Average number of days with thunderstorms over 14 years |
days |
12 |
- |
- |
- |
1 |
2 |
3 |
2 |
2 |
2 |
- |
- |
- |
Average number of days with fog over 14 years |
days |
39 |
1 |
2 |
2 |
2 |
4 |
3 |
4 |
4 |
5 |
6 |
3 |
3 |
Average morning relative humidity over 18 years |
% |
72 |
67 |
61 |
60 |
61 |
67 |
73 |
77 |
80 |
84 |
82 |
74 |
71 |
Average evening relative humidity over 18 years |
% |
38 |
36 |
33 |
32 |
29 |
33 |
37 |
41 |
44 |
48 |
46 |
40 |
41 |
Average wind speed over 18 years |
mph |
4.0 |
3.0 |
4.0 |
5.0 |
5.0 |
5.0 |
5.0 |
4.0 |
5.0 |
4.0 |
4.0 |
4.0 |
3.0 |
Average number of days below 32°F over 18 years |
days |
132 |
31 |
27 |
16 |
1 |
- |
- |
- |
- |
- |
3 |
23 |
31 |
Average number of days below 10°F over 18 years |
days |
16 |
10 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
5 |