December 2017
  Midnight to Midnight 8 AM Observations  
  Temperature (F) Degree Days Precipitation (inches) Soil Temperature (F) Temp. (F)  
Day High Time (CST) Low Time (CST) Mean Depart Heating Cooling Precipitation Snowfall Snow Depth 4 inch 8 inch Morning Low Comments
1 53 1:57 PM 28 7:00 AM 41 +7 24 0 0.00 0.0 0 41 45 28  
2 58 2:35 PM 30 6:26 AM 44 +10 21 0 0.00 0.0 0 41 45 30  
3 60 1:05 PM 28 6:37 AM 44 +11 21 0 0.00 0.0 0 41 44 28  
4 64 12:46 PM 47 4:06 AM 56 +23 9 0 0.00 0.0 0 45 46 47  
5 49 12:00 AM 26 10:02 PM 38 +6 27 0 0.07 0.0 0 46 48 32 rain, thunder  
6 41 12:13 PM 26 12:26 AM 34 +2 31 0 0.00 0.0 0 39 44 26  
7 30 2:25 PM 17 11:59 PM 24 -7 41 0 T T 0 38 42 21 snow flurries
8 36 2:18 PM 13 2:37 AM 25 -6 40 0 0.00 0.0 0 35 40 13  
9 32 11:01 AM 19 11:38 PM 26 -5 39 0 T T 0 35 39 28 snow flurries
10 41 2:19 PM 16 1:36 AM 29 -1 36 0 T T 0 34 38 16 T of snow accumulated before melting soon after falling  
11 52 2:15 PM 19 2:06 AM 36 +6 29 0 0.00 0.0 0 35 38 19  
12 33 12:24 AM 20 7:10 AM 27 -3 38 0 0.00 0.0 0 36 39 20  
13 44 1:55 PM 21 12:29 AM 33 +4 32 0 0.00 0.0 0 34 38 21  
14 32 2:32 PM 21 11:59 PM 27 -2 38 0 T 0.0 0 36 38 22 rain
15 36 1:38 PM 19 2:14 AM 28 -1 37 0 0.00 0.0 0 34 38 19  
16 53 2:41 PM 29 3:07 AM 41 +12 24 0 0.00 0.0 0 35 38 19  
17 50 2:13 PM 31 12:32 AM 41 +13 24 0 0.00 0.0 0 37 39 31  
18 49 12:19 PM 36 11:56 PM 43 +15 22 0 T 0.0 0 41 41 42    
19 49 1:28 PM 34 7:24 AM 42 +14 23 0 0.00 0.0 0 39 41 34  
20 46 1:39 PM 30 6:54 AM 38 +10 27 0 0.00 0.0 0 38 41 30  
21 47 4:03 PM 27 6:52 AM 37 +10 28 0 0.00 0.0 0 37 41 27  
22 48 2:29 AM 36 11:49 PM 42 +15 23 0 0.01 0.0 0 43 43 39  
23 37 2:06 PM 24 11:44 PM 31 +5 34 0 0.04 0.4 T 41 42 30 first storm 0.4 "
24 24 1:31 AM 17 5:43 PM 21 -6 44 0 0.06 0.9 1 38 41 22  
25 19 12:01 AM 8 6:05 AM 14 -13 51 0 0.12 2.6 4 39 40 8 second storm 3.5"
26 11 12:01 AM 1 8:51 PM 6 -20 59 0 T T 3 38 40    
27 6 1:24 PM -4 7:13 AM 1 -25 64 0 0 0.0 2 36 39 -4  
28 17 11:09 PM 1 12:05 AM 9 -17 56 0 0.00 0.0 2 35 38 1  
29 17 2:35 PM 13 7:12 AM 15 -11 50 0 T T 2 35 41 13  
30 17 2:10 AM -1 9:04 PM 8 -18 57 0 0.14 1.4 4 36 43 10  
31 3 2:46 PM -5 11:59 PM -1 -27 66 0 0.02 0.5 4 36 46 -1  
Avg/Sum 37.2   20.2   29.0   1115 0 0.46 5.8 1 37.9 41.2    
Highest 64   47   56   66 0 0.14 2.6 4        
Lowest 3   -5   -1   9 0 0.00 0.0 0        
Normal 36.7   21.2   29.0   1117 0 2.73 6.6          
Departure 0.5   -1.0   0.1   -2 0 -2.27 -0.8          
Days ≥ 90 0 Days ≤ 32 27                        
Notes:
Temperatures are from midnight to midnight (calendar day) and are in degrees Fahrenheit
Precipitation and snowfall are measured at 8 am and represent the previous 24 hours, T means a trace of precipitation
Time is always Central Standard Time (CST)
Heating and cooling degree days use a base temperature of 65°F
Normal refers to the 1981-2010 average
Days 90 means # of days with a high temperature of 90° or more, "Days 32" means # of days with a low temperature of 32° or less