Weather History for Cahokia, IL

Change the Weather History Date:

Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 73 °F 49 °F 33 °F
Mean Temperature 67 °F 41 °F 25 °F
Min Temperature 61 °F 32 °F 14 °F
Degree Days  
Heating Degree Days (base 65) 40 25 0 762
Cooling Degree Days (base 65) 2 0 0 4
Growing Degree Days (base 50) 17 1 0 41
Dew Point  
Dew Point 59 °F 33 °F 11 °F
Precipitation  
Precipitation 0.50 in 0.05 in 0.00 in 1.55 in
Snowdepth - - - -
Wind  
Wind 32 mph 7 mph 0 mph
Gust Wind 47 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.45 in 30.02 in 29.26 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Dec. 19, 2012 Rise Set
Actual Time 7:13 AM CST 4:42 PM CST
Civil Twilight 6:44 AM CST 5:12 PM CST
Nautical Twilight 6:10 AM CST 5:45 PM CST
Astronomical Twilight 5:38 AM CST 6:17 PM CST
Moon 11:27 AM CST (12/19) No Moon Set
Length of Visible Light 10h 28m
Length of Day
9h 28m
Waxing Crescent, 45% of the Moon is Illuminated
Dec 19
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Weather History Calendar

Precipitation Actual month total 1.55 Average Month Total: 5.14
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
69 | 39 0.00
Average:
37 | 25 0.00
Rain
Actual:
73 | 61 0.00
Average:
34 | 24 1.46
Scattered Clouds
Actual:
72 | 61 0.00
Average:
35 | 24 0.00
Rain
Actual:
64 | 35 0.16
Average:
49 | 27 0.16
Clear
Actual:
55 | 30 0.00
Average:
48 | 43 0.23
Partly Cloudy
Actual:
51 | 36 0.00
Average:
60 | 45 0.01
Rain
Actual:
57 | 43 0.04
Average:
62 | 50 0.15
Rain
Actual:
48 | 44 0.07
Average:
60 | 37 0.50
Rain
Actual:
51 | 39 0.17
Average:
42 | 39 0.27
Overcast
Actual:
37 | 27 0.00
Average:
40 | 32 0.13
Clear
Actual:
41 | 21 0.00
Average:
32 | 29 0.45
Clear
Actual:
50 | 21 0.00
Average:
39 | 30 0.00
Clear
Actual:
54 | 28 0.00
Average:
37 | 29 0.12
Rain
Actual:
55 | 26 0.02
Average:
40 | 27 0.07
Rain
Actual:
62 | 45 0.29
Average:
43 | 28 0.00
Scattered Clouds
Actual:
54 | 41 0.00
Average:
42 | 30 0.17
Rain
Actual:
41 | 39 0.00
Average:
54 | 34 0.00
Scattered Clouds
Actual:
57 | 34 0.00
Average:
56 | 39 0.00
Thunderstorm
Actual:
53 | 30 0.04
Average:
60 | 37 0.00
Snow
Actual:
55 | 28 0.50
Average:
57 | 41 0.02
Clear
Actual:
36 | 26 0.00
Average:
59 | 29 1.15
Clear
Actual:
44 | 19 0.00
Average:
32 | 22 0.00
Scattered Clouds
Actual:
51 | 28 0.00
Average:
31 | 19 0.00
Mostly Cloudy
Actual:
35 | 24 0.00
Average:
39 | 26 0.00
Partly Cloudy
Actual:
34 | 24 0.00
Average:
39 | 21 0.02
Overcast
Actual:
33 | 28 0.00
Average:
37 | 21 0.00
Mostly Cloudy
Actual:
34 | 28 0.00
Average:
30 | 23 0.15
Snow
Actual:
36 | 28 0.07
Average:
31 | 19 0.03
Snow
Actual:
33 | 21 0.00
Average:
33 | 18 0.00
Clear
Actual:
36 | 14 0.00
Average:
39 | 25 0.05
Snow
Actual:
37 | 33 0.19
Average:
35 | 14 0.00
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 69 54 39 54 46 37 100 78 58 30.12 30.06 29.95 10 8 2 14 6 23 0.00  
2 73 67 61 59 56 52 90 72 55 30.04 30.00 29.95 10 10 9 12 7 20 0.00 Rain
3 72 66 61 59 57 54 90 74 55 30.02 29.96 29.88 10 10 10 20 8 32 0.00  
4 64 50 35 56 46 33 94 81 57 30.31 30.11 29.94 10 9 4 13 7 - 0.16 Rain
5 55 42 30 37 34 29 96 76 49 30.40 30.30 30.17 10 9 2 7 1 - 0.00  
6 51 44 36 41 38 31 89 78 66 30.15 30.02 29.94 10 10 10 7 4 - 0.00  
7 57 50 43 50 47 40 100 88 72 29.93 29.87 29.81 10 6 0 7 2 - 0.04 Fog , Rain
8 48 46 44 48 43 39 100 88 76 30.01 29.95 29.87 10 7 2 10 7 - 0.07 Rain
9 51 47 39 48 43 31 100 89 73 29.94 29.84 29.77 10 4 0 20 5 26 0.17 Fog , Rain
10 37 32 27 30 21 18 76 69 61 30.09 29.99 29.89 10 10 10 18 13 24 0.00  
11 41 31 21 21 19 17 88 64 38 30.23 30.15 30.10 10 10 10 9 3 - 0.00  
12 50 36 21 26 22 18 89 69 38 30.36 30.30 30.25 10 10 10 8 2 - 0.00  
13 54 41 28 29 24 21 81 60 28 30.35 30.28 30.21 10 10 10 15 7 21 0.00  
14 55 40 26 38 30 23 88 64 40 30.25 30.15 29.98 10 10 10 8 4 - 0.02 Rain
15 62 54 45 50 46 41 93 80 60 29.90 29.74 29.60 10 9 4 15 12 31 0.29 Rain
16 54 48 41 45 40 37 89 78 66 29.77 29.72 29.65 10 10 8 8 5 - 0.00  
17 41 40 39 39 37 32 93 87 73 29.82 29.72 29.68 10 6 2 10 7 - 0.00 Rain
18 57 46 34 36 33 30 89 69 42 29.93 29.79 29.67 10 10 8 16 5 21 0.00  
19 53 40 30 46 36 28 89 80 71 30.01 29.83 29.55 10 9 5 14 6 20 0.04 Rain , Thunderstorm
20 55 42 28 52 34 17 94 77 61 29.98 29.55 29.26 10 7 1 32 15 47 0.50 Rain , Snow
21 36 31 26 17 15 13 63 53 43 30.32 30.22 30.00 10 10 10 22 16 33 0.00  
22 44 32 19 25 20 15 85 61 41 30.32 30.16 29.97 10 10 10 12 4 - 0.00  
23 51 40 28 31 28 24 85 75 43 29.98 29.93 29.87 10 10 10 7 3 - 0.00  
24 35 30 24 31 25 15 93 81 69 30.17 29.98 29.83 10 7 3 16 9 - 0.00  
25 34 29 24 27 22 16 81 74 69 30.25 30.15 30.06 10 9 6 18 10 23 0.00  
26 33 30 28 25 23 21 76 72 66 30.19 30.05 29.92 10 10 10 25 19 33 0.00  
27 34 31 28 23 22 21 78 71 61 30.23 30.17 30.10 10 10 10 12 3 - 0.00  
28 36 32 28 31 28 24 96 85 75 30.09 29.98 29.90 10 6 1 7 4 - 0.07 Snow
29 33 28 21 29 24 15 87 80 63 30.37 30.10 29.94 10 7 2 20 11 29 0.00 Snow
30 36 25 14 25 20 11 88 73 57 30.45 30.36 30.23 10 9 7 9 2 - 0.00  
31 37 35 33 32 30 21 96 86 57 30.25 30.13 30.08 10 3 0 9 3 - 0.19 Fog , Snow