Decatur Climatology
December 2005
Date
High
Low
Precip
Snow
Liq. Equiv.
Mo Total
Notes
1
32
14
.2
2"
0.2
0.2
Cloudy, Snow late
2
23
12
Mostly Cloudy
3
31
20
Mostly Cloudy, freezing drizzle, sleet, snow evening
4
25
12
Mostly Cloudy
5
20
5
Partly Sunny
6
25
4
.1
1"
.3
0.3
Flurries, light snow
7
16
-2
Mostly Sunny
8
25
8
.3
5"
.3
0.6
Blowing Snow
9
15
3
Mostly Sunny
10
33
9
Cloudy, Flurries
11
37
26
.3
5"
.03
.9
Light Snow
12
31
24
Mostly Cloudy
13
33
26
Mostly Cloudy
14
35
28
.2
1.1"
.2
1.10
Cloudy, AM Snow, PM Drizzle, Fog
15
37
26
T
Mostly Sunny, Flurries Late
16
29
20
Mostly Cloudy, Flurries
17
31
12
Mostly Sunny
18
20
8
Mostly Cloudy, Light Snow
19
17
3
Sunny
20
30
6
Sunny
21
32
15
Mostly Sunny
22
43
21
Mostly Sunny
23
49
33
Partly Sunny, Clouds Late
24
45
34
Cloudy, Light Rain
25
35
31
.27
1.34
Cloudy, AM mix of snow/rain
26
32
30
Cloudy
27
51
32
Sunny, Clouds late afternoon
28
46
31
.24
1.58
Cloudy, early high, Rain/Drizzle
29
36
31
Cloudy
30
37
32
.24
1.82
Cloudy, PM Showers-Light Snow E. Central IL
31
37
30
Mostly Cloudy - Year Precip=49.10"/Year Snow=21.6"