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Weather Averages for
Annapolis, IL
Latitude: 39°0'N,
Longitude: 87°37'W,
Elevation: 520.0 ft,
Distance: 13.00 mi
Average temperature
over 30 years |
°F |
53 |
26 |
30 |
42 |
54 |
64 |
73 |
76 |
74 |
67 |
55 |
43 |
32 |
Average high temperature
over 30 years |
°F |
64 |
35 |
40 |
53 |
65 |
75 |
84 |
87 |
85 |
79 |
68 |
53 |
40 |
Average low temperature
over 30 years |
°F |
42 |
17 |
20 |
32 |
43 |
53 |
62 |
65 |
63 |
54 |
43 |
34 |
23 |
Highest recorded temperature
over 105 years |
°F |
114 |
75 |
77 |
87 |
93 |
98 |
107 |
114 |
107 |
107 |
96 |
93 |
73 |
Lowest recorded temperature
over 105 years |
°F |
-27 |
-20 |
-27 |
-11 |
19 |
28 |
34 |
37 |
41 |
26 |
16 |
- |
-23 |
Average number of days above 90°F
over 30 years |
days |
46 |
- |
- |
- |
0.1 |
1.9 |
9.9 |
16 |
13 |
5.6 |
0.4 |
- |
- |
Average precipitation
over 30 years |
in |
42.4 |
2.2 |
2.5 |
4.2 |
3.9 |
4.5 |
3.7 |
4.6 |
3.6 |
3.3 |
2.9 |
3.6 |
3.4 |
Average number of days below 32°F
over 30 years |
days |
104 |
25 |
21 |
15 |
3.8 |
0.1 |
- |
- |
- |
0.1 |
3.4 |
13 |
22 |
Average number of days below 0°F
over 30 years |
days |
4.2 |
2.1 |
1.1 |
0.1 |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average snowfall
over 30 years |
in |
22.0 |
6.4 |
6.0 |
3.5 |
0.4 |
- |
- |
- |
- |
- |
- |
1.2 |
4.4 |
Most rain reported in a day
over 105 years |
in |
6.1 |
3.6 |
2.5 |
4.8 |
2.7 |
4.0 |
3.2 |
6.1 |
4.9 |
4.1 |
3.5 |
4.1 |
3.9 |
Most rain reported in a month
over 105 years |
in |
59.1 |
12.0 |
7.6 |
11.5 |
9.8 |
11.2 |
10.2 |
12.6 |
10.0 |
11.5 |
11.0 |
11.4 |
9.5 |
Least rain reported in a month
over 105 years |
in |
25.4 |
- |
0.1 |
0.2 |
1.0 |
0.5 |
0.6 |
- |
- |
0.1 |
0.1 |
0.6 |
0.2 |
Heating degree days
over 30 years |
days |
5031 |
1148 |
915 |
633 |
311 |
104 |
10 |
1 |
2 |
62 |
277 |
588 |
980 |
Cooling degree days
over 30 years |
days |
1248 |
- |
- |
3 |
25 |
100 |
258 |
370 |
319 |
147 |
25 |
1 |
- |
Most snow reported in a month
over 105 years |
in |
42.5 |
21.0 |
19.5 |
20.5 |
6.0 |
- |
- |
- |
- |
- |
2.0 |
7.5 |
15.5 |
Check weather averages for nearby locations (some locations might offer more data):
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