April 2018
  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 36 11:54 AM 23 11:59 PM 30 -16 35 0 T 0.0 0 41 45 27  
2 41 3:40 PM 14 5:15 AM 28 -19 37 0 0.24 4.1 4 41 43 14 snow, Record low temp (surpassed 15, 1899)
3 66 2:41 PM 34 11:56 PM 50 +3 15 0 0.40 0.0 0 44 44 40 thunderstorms
4 34 12:01 AM 26 11:56 PM 30 -18 35 0 0.20 0.0 0 42 44 26 rain
5 50 3:19 PM 23 4:14 AM 37 -11 28 0 T T 0 38 41 23 snow flurries
6 43 10:23 AM 26 11:59 PM 35 -13 30 0 0.00 0.0 0 43 44 38  
7 39 2:26 PM 21 5:49 AM 30 -19 35 0 T T 0 38 41 21 snow
8 42 2:04 PM 24 5:41 AM 33 -16 32 0 0.00 0.0 0 38 42 24  
9 40 1:40 PM 30 1:46 AM 35 -15 30 0 0.14 0.7 1 41 43 30 snow
10 45 3:46 PM 28 4:53 AM 37 -13 28 0 T T 0 40 43 28 snow
11 67 2:29 PM 31 12:00 AM 49 -1 16 0 0.00 0.0 0 40 43 31  
12 77 3:25 PM 52 2:05 AM 65 +14 0 0 0.00 0.0 0 48 48 52  
13 72 3:26 PM 56 5:25 AM 64 +13 1 0 0.00 0.0 0 53 52 56  
14 66 3:03 PM 50 11:56 PM 58 +6 7 0 0.85 0.0 0 56 55 56 rain
15 50 12:00 AM 32 11:59 PM 41 -11 24 0 0.27 0.0 0 55 55 41 rain
16 34 12:06 PM 27 6:30 AM 31 -21 34 0 0.02 0.1 T 47 50 27 rain, sleet, snow
17 49 4:13 PM 28 5:11 AM 39 -14 26 0 T T 0 43 46 28 snow
18 56 1:04 PM 32 4:23 AM 44 -9 21 0 0.00 0.0 0 46 48 32  
19 55 2:28 PM 33 12:08 AM 44 -9 21 0 T T 0 45 47 33 rain, snow
20 62 3:17 PM 30 4:11 AM 46 -8 19 0 0.00 0.0 0 45 49 30  
21 64 1:09 PM 41 5:22 AM 53 -1 12 0 0.00 0.0 0 49 51 41  
22 68 2:21 PM 46 5:39 AM 57 +3 8 0 0.00 0.0 0 51 52 46  
23 64 11:39 AM 45 4:04 AM 55 0 10 0 0.00 0.0 0 51 52 45  
24 63 5:25 AM 48 11:59 PM 56 +1 9 0 0.20 0.0 0 54 53 51 rain
25 63 3:15 PM 41 11:57 PM 52 -4 13 0 0.00 0.0 0 52 53 45  
26 67 3:49 PM 35 4:25 AM 51 -5 14 0 0.00 0.0 0 51 54 35  
27 70 4:26 PM 42 2:02 AM 56 0 9 0 0.00 0.0 0 53 55 42  
28 58 2:14 PM 37 11:59 PM 48 -9 17 0 0.00 0.0 0 53 55 37  
29 64 4:05 PM 31 3:18 AM 48 -9 17 0 0.00 0.0 0 50 54 31 Record low temp (surpassed 32, 1977)
30 76 2:07 PM 36 3:44 AM 56 -1 9 0 0.00 0.0 0 51 54 36  
Avg/Sum 56.0   34.1   45.1   592 0 2.32 4.9   46.6 48.5    
Highest 77   56   65   37 0 0.85 4.1 4        
Lowest 34   14   28   0 0 0.00 0.0 0        
Normal 62.8   41.1   52.0   402 10 3.68 0.4          
Departure -6.8   -7.0   -6.9   190 -10 -1.36 4.5          
Days ≥ 90 0 Days ≤ 32 16                        
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