History for St. Charles, MO

Month of December, 2012 — View Current Conditions
Month of December, 2012
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Daily Weekly Monthly Custom
  Max Avg Min Sum
Temperature
Max Temperature 75 °F 48 °F 32 °F
Mean Temperature 66 °F 39 °F 27 °F
Min Temperature 57 °F 31 °F 17 °F
Degree Days
Heating Degree Days (base 65) 38 26 0 799
Cooling Degree Days (base 65) 1 0 0 1
Growing Degree Days (base 50) 16 1 0 32
Dew Point
Dew Point 60 °F 32 °F 14 °F
Precipitation
Precipitation 0.66 in 0.09 in 0.00 in 2.83 in
Snowdepth - - - -
Wind
Wind 34 mph 7 mph 0 mph
Gust Wind 54 mph 25 mph 18 mph
Sea Level Pressure
Sea Level Pressure 30.44 in 30.01 in 29.22 in
Monthly Graph
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Date:
Astronomy
May. 20, 2013 Rise Set
Actual Time 7:01 AM CST 4:39 PM CST
Civil Twilight 6:32 AM CST 5:09 PM CST
Nautical Twilight 5:59 AM CST 5:42 PM CST
Astronomical Twilight 5:27 AM CST 6:14 PM CST
Moon 7:29 PM CST (12/1) 9:15 AM CST (12/1)
Length Of Visible Light 10h 36m
Length of Day
9h 37m
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
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Monthly Calendar Overview
Print This Calendar Precipitation: Actual month total 2.83 Average month total 2.90
« Previous Month « 2011 December 2012 2013 » Next Month »
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
1 Partly Cloudy
Actual: 68 | 37
Precip: 0.00
Average: - | -
Precip: 0.09
2 Partly Cloudy
Actual: 72 | 53
Precip: 0.00
Average: - | -
Precip: 0.04
3 Partly Cloudy
Actual: 75 | 57
Precip: 0.00
Average: - | -
Precip: 0.25
4 Rain
Actual: 62 | 33
Precip: 0.50
Average: - | -
Precip: 0.15
5 Fog
Actual: 52 | 33
Precip: 0.01
Average: - | -
Precip: 0.06
6 Rain
Actual: 52 | 33
Precip: 0.00
Average: - | -
Precip: 0.09
7 Rain
Actual: 51 | 44
Precip: 0.07
Average: - | -
Precip: 0.08
8 Rain
Actual: 46 | 42
Precip: 0.17
Average: - | -
Precip: 0.04
9 Thunderstorm
Actual: 48 | 35
Precip: 0.66
Average: - | -
Precip: 0.07
10 Mostly Cloudy
Actual: 35 | 26
Precip: 0.00
Average: - | -
Precip: 0.08
11 Clear
Actual: 39 | 19
Precip: 0.00
Average: - | -
Precip: 0.14
12 Clear
Actual: 50 | 23
Precip: 0.00
Average: - | -
Precip: 0.10
13 Clear
Actual: 55 | 27
Precip: 0.00
Average: - | -
Precip: 0.03
14 Rain
Actual: 54 | 28
Precip: 0.05
Average: - | -
Precip: 0.12
15 Rain
Actual: 62 | 42
Precip: 0.50
Average: - | -
Precip: 0.24
16 Partly Cloudy
Actual: 51 | 37
Precip: 0.00
Average: - | -
Precip: 0.07
17 Rain
Actual: 39 | 37
Precip: 0.02
Average: - | -
Precip: 0.03
18 Clear
Actual: 59 | 30
Precip: 0.00
Average: - | -
Precip: 0.02
19 Rain
Actual: 46 | 30
Precip: 0.08
Average: - | -
Precip: 0.06
20 Thunderstorm
Actual: 55 | 26
Precip: 0.59
Average: - | -
Precip: 0.09
21 Clear
Actual: 36 | 23
Precip: 0.00
Average: - | -
Precip: 0.09
22 Clear
Actual: 44 | 19
Precip: 0.00
Average: - | -
Precip: 0.07
23 Scattered Clouds
Actual: 45 | 28
Precip: 0.00
Average: - | -
Precip: 0.10
24 Mostly Cloudy
Actual: 33 | 23
Precip: 0.00
Average: - | -
Precip: 0.11
25 Mostly Cloudy
Actual: 32 | 23
Precip: 0.00
Average: - | -
Precip: 0.08
26 Overcast
Actual: 32 | 28
Precip: 0.00
Average: - | -
Precip: 0.03
27 Partly Cloudy
Actual: 33 | 27
Precip: 0.00
Average: - | -
Precip: 0.05
28 Overcast
Actual: 35 | 30
Precip: 0.00
Average: - | -
Precip: 0.17
29 Snow
Actual: 33 | 19
Precip: 0.00
Average: - | -
Precip: 0.04
30 Clear
Actual: 42 | 17
Precip: 0.00
Average: - | -
Precip: 0.20
31 Snow
Actual: 37 | 28
Precip: 0.18
Average: - | -
Precip: 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 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 68 52 37 54 46 35 93 77 61 30.11 30.02 29.93 10 8 2 16 8 - 0.00  
2 72 62 53 58 54 50 93 78 57 30.03 29.98 29.92 10 10 6 15 6 18 0.00  
3 75 66 57 60 57 54 93 73 52 29.99 29.92 29.84 10 9 6 25 10 31 0.00  
4 62 48 33 55 42 34 100 85 49 30.31 30.17 29.94 10 6 0 15 7 23 0.50 Fog , Rain
5 52 42 33 41 35 31 100 83 54 30.39 30.29 30.16 10 7 0 10 2 - 0.01 Fog
6 52 42 33 42 38 30 92 82 61 30.12 30.01 29.93 10 9 6 10 7 - 0.00 Rain
7 51 48 44 48 46 41 100 94 86 29.93 29.86 29.82 10 4 1 7 4 - 0.07 Rain
8 46 44 42 46 42 37 100 91 81 30.01 29.94 29.86 10 5 2 12 5 - 0.17 Rain
9 48 42 35 46 41 29 100 89 75 29.95 29.86 29.78 10 5 0 20 7 24 0.66 Fog , Rain , Thunderstorm
10 35 30 26 28 21 19 75 71 64 30.09 29.98 29.90 10 10 10 18 14 24 0.00  
11 39 29 19 25 21 17 92 74 43 30.23 30.14 30.09 10 10 10 12 5 - 0.00  
12 50 36 23 31 24 20 96 73 32 30.35 30.28 30.23 10 9 2 12 2 - 0.00  
13 55 41 27 30 26 23 85 67 31 30.32 30.26 30.18 10 10 9 13 7 - 0.00  
14 54 41 28 39 32 25 89 73 52 30.23 30.13 29.96 10 10 10 12 6 - 0.05 Rain
15 62 52 42 50 44 39 93 84 62 29.94 29.73 29.58 10 8 2 23 11 30 0.50 Rain
16 51 44 37 42 39 36 100 87 68 29.76 29.72 29.67 10 8 1 12 3 - 0.00  
17 39 38 37 37 36 32 93 88 79 29.81 29.72 29.69 9 5 2 14 6 - 0.02 Rain
18 59 44 30 39 33 30 96 73 42 29.93 29.78 29.65 10 8 4 20 6 25 0.00  
19 46 38 30 44 35 28 92 85 76 30.02 29.86 29.52 8 5 2 15 7 - 0.08 Rain
20 55 41 26 52 35 18 96 84 66 29.97 29.49 29.22 10 5 0 34 17 54 0.59 Fog , Rain , Snow , Thunderstorm
21 36 30 23 19 16 14 72 62 41 30.32 30.21 29.99 10 10 10 24 17 32 0.00  
22 44 32 19 27 22 16 89 72 45 30.31 30.15 29.96 10 10 10 12 6 - 0.00  
23 45 36 28 32 28 24 92 78 53 29.98 29.93 29.88 10 10 7 9 5 - 0.00  
24 33 28 23 30 24 14 93 83 68 30.17 29.98 29.83 10 5 2 16 8 21 0.00  
25 32 28 23 25 21 15 85 77 71 30.28 30.15 30.04 10 9 5 21 10 30 0.00  
26 32 30 28 23 22 21 80 73 69 30.19 30.06 29.96 10 10 10 21 16 31 0.00  
27 33 30 27 25 23 21 80 74 64 30.22 30.15 30.09 10 10 9 13 6 - 0.00  
28 35 32 30 30 27 24 92 82 76 30.07 29.99 29.91 10 7 4 8 5 - 0.00  
29 33 27 19 28 21 15 86 74 59 30.36 30.14 29.94 10 8 2 20 11 26 0.00 Snow
30 42 30 17 26 21 14 88 74 49 30.44 30.35 30.21 10 8 4 10 3 - 0.00  
31 37 32 28 34 30 24 100 89 62 30.23 30.13 30.09 10 3 0 15 3 - 0.18 Fog , Snow
Comma Delimited File