Weather History for Decatur, IL

Change the Weather History Date:

Month of October, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 81 °F 62 °F 49 °F
Mean Temperature 69 °F 53 °F 41 °F
Min Temperature 61 °F 43 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 24 12 0 381
Cooling Degree Days (base 65) 4 0 0 6
Growing Degree Days (base 50) 18 5 0 160
Dew Point  
Dew Point 67 °F 44 °F 21 °F
Precipitation  
Precipitation 0.88 in 0.12 in 0.00 in 3.58 in
Snowdepth - - - -
Wind  
Wind 37 mph 11 mph 0 mph
Gust Wind 51 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.40 in 29.99 in 29.34 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

Oct. 24, 2012 Rise Set
Actual Time 7:15 AM CDT 6:02 PM CDT
Civil Twilight 6:48 AM CDT 6:30 PM CDT
Nautical Twilight 6:16 AM CDT 7:01 PM CDT
Astronomical Twilight 5:45 AM CDT 7:33 PM CDT
Moon 3:18 PM CDT (10/24) 2:11 AM CDT (10/24)
Length of Visible Light 11h 41m
Length of Day
10h 46m
Waxing Gibbous, 76% of the Moon is Illuminated
Oct 24
Waxing Gibbous
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New
Nov 20
First Quarter

Weather History Calendar

Precipitation Actual month total 3.58 Normal Month Total: 3.28
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
64 | 48 0.00
Average:
72 | 47 0.10
Rain
Actual:
65 | 54 0.03
Average:
72 | 47 0.10
Rain
Actual:
73 | 56 0.17
Average:
72 | 47 0.09
Partly Cloudy
Actual:
81 | 51 T
Average:
71 | 46 0.11
Thunderstorm
Actual:
51 | 39 0.65
Average:
71 | 46 0.10
Clear
Actual:
50 | 35 0.00
Average:
70 | 45 0.11
Partly Cloudy
Actual:
52 | 32 0.00
Average:
70 | 45 0.11
Clear
Actual:
58 | 30 0.00
Average:
69 | 45 0.10
Rain
Actual:
64 | 41 0.01
Average:
69 | 45 0.09
Rain
Actual:
54 | 37 0.01
Average:
68 | 44 0.09
Clear
Actual:
64 | 35 0.00
Average:
68 | 44 0.08
Scattered Clouds
Actual:
62 | 43 0.00
Average:
68 | 44 0.10
Rain
Actual:
71 | 49 0.32
Average:
67 | 43 0.10
Rain
Actual:
74 | 51 0.37
Average:
67 | 43 0.09
Scattered Clouds
Actual:
63 | 43 0.00
Average:
66 | 43 0.11
Clear
Actual:
73 | 41 0.00
Average:
66 | 43 0.10
Thunderstorm
Actual:
66 | 53 0.38
Average:
65 | 43 0.10
Rain
Actual:
59 | 46 0.04
Average:
65 | 42 0.11
Rain
Actual:
52 | 46 0.05
Average:
65 | 42 0.11
Partly Cloudy
Actual:
56 | 40 0.00
Average:
64 | 42 0.11
Scattered Clouds
Actual:
71 | 38 0.00
Average:
64 | 42 0.11
Thunderstorm
Actual:
70 | 60 0.88
Average:
63 | 42 0.12
Thunderstorm
Actual:
71 | 61 0.34
Average:
63 | 41 0.12
Scattered Clouds
Actual:
79 | 59 0.00
Average:
63 | 41 0.11
Rain
Actual:
79 | 44 0.33
Average:
62 | 41 0.12
Partly Cloudy
Actual:
49 | 39 0.00
Average:
62 | 41 0.12
Clear
Actual:
50 | 33 0.00
Average:
61 | 41 0.12
Scattered Clouds
Actual:
49 | 34 0.00
Average:
61 | 40 0.11
Clear
Actual:
53 | 34 0.00
Average:
60 | 40 0.12
Scattered Clouds
Actual:
51 | 36 0.00
Average:
60 | 40 0.11
Clear
Actual:
50 | 32 0.00
Average:
60 | 40 0.11
 

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
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 64 56 48 48 46 44 93 71 48 29.89 29.83 29.78 10 10 10 16 9 - 0.00  
2 65 60 54 57 52 46 93 73 52 29.89 29.84 29.76 10 8 4 23 9 26 0.03 Rain
3 73 65 56 58 55 51 100 75 49 30.07 29.95 29.87 10 6 2 13 5 17 0.17 Rain
4 81 66 51 59 54 48 93 68 42 30.19 30.11 30.05 10 10 10 22 12 29 T  
5 51 45 39 47 42 35 93 85 76 30.24 30.19 30.15 10 10 2 18 9 24 0.65 Rain , Thunderstorm
6 50 43 35 35 32 31 89 70 50 30.25 30.21 30.17 10 10 10 18 9 23 0.00  
7 52 42 32 34 30 26 82 61 39 30.27 30.22 30.19 10 10 10 14 6 21 0.00  
8 58 44 30 36 32 27 92 66 40 30.23 30.16 30.09 10 10 10 21 8 28 0.00  
9 64 53 41 45 42 36 86 65 44 30.08 30.00 29.91 10 10 10 23 14 30 0.01 Rain
10 54 46 37 45 36 30 100 71 41 30.25 30.15 30.01 10 10 8 20 9 28 0.01 Rain
11 64 50 35 42 36 30 89 64 39 30.26 30.21 30.14 10 10 10 21 10 26 0.00  
12 62 53 43 43 41 37 86 66 46 30.40 30.32 30.22 10 10 9 24 10 28 0.00  
13 71 60 49 65 56 43 100 89 77 30.25 30.05 29.87 10 8 3 26 13 36 0.32 Rain
14 74 63 51 64 59 46 93 77 61 29.89 29.72 29.59 10 10 3 37 18 51 0.37 Rain
15 63 53 43 47 44 41 100 74 48 30.01 29.96 29.90 10 10 10 15 6 23 0.00  
16 73 57 41 55 49 40 89 71 53 29.97 29.78 29.62 10 10 10 23 12 31 0.00  
17 66 60 53 61 56 50 93 80 67 29.64 29.49 29.34 10 9 2 23 15 29 0.38 Rain , Thunderstorm
18 59 53 46 49 40 34 86 63 40 29.60 29.54 29.50 10 10 10 29 15 37 0.04 Rain
19 52 49 46 47 45 43 100 86 71 29.73 29.59 29.48 10 9 4 20 12 31 0.05 Rain
20 56 48 40 47 44 41 96 79 61 29.96 29.86 29.75 10 10 6 15 6 21 0.00  
21 71 55 38 61 51 39 100 79 57 30.01 29.98 29.94 10 10 8 15 8 17 0.00  
22 70 65 60 64 60 54 100 84 67 30.04 29.96 29.91 10 9 1 20 12 29 0.88 Rain , Thunderstorm
23 71 66 61 63 60 55 87 80 73 29.97 29.93 29.90 10 9 2 21 12 25 0.34 Rain , Thunderstorm
24 79 69 59 67 62 57 93 80 67 29.99 29.94 29.89 10 10 10 21 12 26 0.00  
25 79 62 44 64 55 42 100 79 58 30.12 29.90 29.77 10 10 6 30 17 38 0.33 Rain
26 49 44 39 37 34 32 83 72 60 30.33 30.28 30.17 10 10 10 25 15 32 0.00  
27 50 42 33 36 32 30 89 71 53 30.33 30.28 30.23 10 10 10 20 12 24 0.00  
28 49 42 34 36 32 30 89 73 56 30.27 30.25 30.23 10 10 10 16 11 22 0.00  
29 53 44 34 39 31 26 96 69 41 30.30 30.22 30.09 10 10 10 22 14 26 0.00  
30 51 44 36 28 26 23 70 53 36 30.06 29.91 29.83 10 10 10 26 17 46 0.00  
31 50 41 32 32 26 21 78 58 37 29.94 29.91 29.86 10 10 10 20 12 25 0.00