Weather History for Jacksonville, IL

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 74 °F 46 °F 30 °F
Mean Temperature 66 °F 39 °F 26 °F
Min Temperature 57 °F 32 °F 15 °F
Degree Days  
Heating Degree Days (base 65) 40 26 0 810
Cooling Degree Days (base 65) 1 0 0 1
Growing Degree Days (base 50) 16 1 0 31
Dew Point  
Dew Point 63 °F 33 °F 12 °F
Precipitation  
Precipitation 0.45 in 0.05 in 0.00 in 1.50 in
Snowdepth - - - -
Wind  
Wind 44 mph 9 mph 0 mph
Gust Wind 55 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.41 in 30.00 in 29.18 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 01, 2012 Rise Set
Actual Time 7:03 AM CST 4:36 PM CST
Civil Twilight 6:33 AM CST 5:06 PM CST
Nautical Twilight 6:00 AM CST 5:40 PM CST
Astronomical Twilight 5:27 AM CST 6:12 PM CST
Moon 7:26 PM CST (12/1) 9:16 AM CST (12/1)
Length of Visible Light 10h 33m
Length of Day
9h 33m
Waning Gibbous, 91% of the Moon is Illuminated
Dec 1
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
67 | 44 0.00
Average:
- | - -
Scattered Clouds
Actual:
69 | 49 0.00
Average:
- | - -
Rain
Actual:
74 | 57 0.05
Average:
- | - -
Rain
Actual:
59 | 41 0.30
Average:
- | - -
Clear
Actual:
50 | 32 0.00
Average:
- | - -
Rain
Actual:
54 | 38 0.04
Average:
- | - -
Rain
Actual:
48 | 45 0.07
Average:
- | - -
Rain
Actual:
47 | 40 0.03
Average:
- | - -
Rain
Actual:
48 | 33 0.03
Average:
- | - -
Overcast
Actual:
32 | 27 0.00
Average:
- | - -
Clear
Actual:
40 | 23 0.00
Average:
- | - -
Clear
Actual:
49 | 29 0.00
Average:
- | - -
Clear
Actual:
51 | 33 0.00
Average:
- | - -
Rain
Actual:
56 | 35 0.03
Average:
- | - -
Rain
Actual:
56 | 44 0.45
Average:
- | - -
Overcast
Actual:
50 | 41 0.00
Average:
- | - -
Snow
Actual:
40 | 33 0.28
Average:
- | - -
Scattered Clouds
Actual:
56 | 32 0.00
Average:
- | - -
Thunderstorm
Actual:
46 | 31 0.06
Average:
- | - -
Thunderstorm
Actual:
55 | 26 0.13
Average:
- | - -
Clear
Actual:
32 | 19 0.00
Average:
- | - -
Clear
Actual:
40 | 15 0.00
Average:
- | - -
Clear
Actual:
37 | 25 0.00
Average:
- | - -
Snow
Actual:
32 | 23 0.00
Average:
- | - -
Mostly Cloudy
Actual:
30 | 24 0.00
Average:
- | - -
Overcast
Actual:
33 | 27 0.00
Average:
- | - -
Mostly Cloudy
Actual:
32 | 24 0.00
Average:
- | - -
Overcast
Actual:
34 | 30 0.00
Average:
- | - -
Snow
Actual:
32 | 21 0.00
Average:
- | - -
Clear
Actual:
44 | 19 0.00
Average:
- | - -
Snow
Actual:
38 | 23 0.03
Average:
- | - -
 

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 67 56 44 54 50 39 93 75 63 30.10 30.00 29.92 10 9 3 18 10 29 0.00  
2 69 59 49 59 55 47 96 82 61 30.02 29.98 29.91 10 8 2 13 8 18 0.00  
3 74 66 57 63 59 54 96 79 59 29.99 29.91 29.82 10 8 3 21 12 33 0.05 Rain
4 59 50 41 53 42 33 92 72 47 30.30 30.16 29.97 10 10 5 13 7 - 0.30 Rain
5 50 41 32 41 35 29 91 78 61 30.41 30.32 30.19 10 10 2 13 5 - 0.00  
6 54 46 38 45 41 35 92 76 61 30.09 29.98 29.93 10 10 5 10 6 - 0.04 Rain
7 48 46 45 48 46 44 100 96 92 29.95 29.89 29.84 7 2 0 12 4 - 0.07 Fog , Rain
8 47 44 40 47 41 38 99 93 84 30.04 29.98 29.86 10 5 0 14 7 17 0.03 Fog , Rain
9 48 41 33 47 41 28 97 92 80 29.98 29.85 29.77 10 5 1 20 11 25 0.03 Rain
10 32 30 27 27 24 22 85 78 71 30.05 29.95 29.88 10 10 10 25 15 30 0.00  
11 40 32 23 26 23 19 87 72 56 30.20 30.10 30.05 10 10 10 14 7 18 0.00  
12 49 39 29 30 26 22 75 61 41 30.32 30.26 30.20 10 10 10 13 7 18 0.00  
13 51 42 33 32 28 26 75 59 41 30.29 30.22 30.14 10 10 10 16 9 24 0.00  
14 56 46 35 38 32 27 78 59 39 30.20 30.11 29.96 10 10 10 15 9 21 0.03 Rain
15 56 50 44 50 46 38 94 84 72 29.95 29.71 29.57 10 9 4 23 11 30 0.45 Rain
16 50 46 41 47 40 36 88 83 78 29.78 29.72 29.67 10 10 7 12 6 - 0.00  
17 40 36 33 37 35 32 98 92 85 29.79 29.74 29.69 7 4 0 8 2 - 0.28 Rain , Snow
18 56 44 32 42 35 32 97 80 55 29.91 29.74 29.60 10 7 1 22 9 29 0.00  
19 46 38 31 44 36 31 98 92 86 30.03 29.89 29.52 7 4 2 20 6 28 0.06 Rain , Thunderstorm
20 55 40 26 53 37 19 97 89 76 29.90 29.46 29.18 10 6 0 44 21 55 0.13 Fog , Rain , Snow , Thunderstorm
21 32 26 19 19 16 14 79 70 52 30.28 30.16 29.90 10 10 10 31 21 38 0.00  
22 40 28 15 28 20 12 90 71 53 30.30 30.13 29.92 10 10 10 12 4 17 0.00  
23 37 31 25 31 27 23 96 85 75 30.01 29.94 29.89 10 9 3 8 4 - 0.00  
24 32 28 23 32 25 16 99 89 72 30.15 29.98 29.84 10 5 2 17 9 21 0.00 Snow
25 30 27 24 25 22 20 91 81 73 30.31 30.20 30.10 10 9 5 20 9 24 0.00  
26 33 30 27 26 25 23 85 80 75 30.17 30.08 30.00 10 10 10 22 15 28 0.00  
27 32 28 24 26 24 21 90 80 68 30.21 30.15 30.09 10 10 10 13 4 - 0.00  
28 34 32 30 31 29 26 93 86 81 30.09 29.98 29.91 10 8 5 12 7 - 0.00  
29 32 26 21 30 23 17 92 82 69 30.32 30.13 29.91 10 7 2 22 10 29 0.00 Snow
30 44 32 19 28 25 16 87 68 51 30.39 30.28 30.15 10 10 7 16 6 21 0.00  
31 38 30 23 34 28 19 97 83 58 30.17 30.13 30.09 10 7 0 15 9 20 0.03 Rain , Snow