Weather History for St. Charles, MO

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Month of January, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 68 °F 45 °F 21 °F
Mean Temperature 50 °F 35 °F 15 °F
Min Temperature 39 °F 25 °F 9 °F
Degree Days  
Heating Degree Days (base 65) 50 30 14 923
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 54 °F 24 °F 2 °F
Precipitation  
Precipitation 0.63 in 0.06 in 0.00 in 1.83 in
Snowdepth - - - -
Wind  
Wind 39 mph 9 mph 0 mph
Gust Wind 56 mph 26 mph 20 mph
Sea Level Pressure  
Sea Level Pressure 30.54 in 30.05 in 29.40 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 23, 2012 Rise Set
Actual Time 7:15 AM CST 5:12 PM CST
Civil Twilight 6:46 AM CST 5:40 PM CST
Nautical Twilight 6:14 AM CST 6:13 PM CST
Astronomical Twilight 5:42 AM CST 6:45 PM CST
Moon 7:11 AM CST 5:59 PM CST
Length of Visible Light 10h 54m
Length of Day
9h 56m
New Moon, 0% of the Moon is Illuminated
Jan 23
New Moon
Jan 30
First Quarter
Feb 7
Full
Feb 14
Last Quarter
Feb 21
New

Weather History Calendar

Precipitation Actual month total 1.83 Average Month Total: 1.74
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Rain
Actual:
52 | 36 0.05
Average:
- | - 0.07
Scattered Clouds
Actual:
32 | 21 0.00
Average:
- | - 0.01
Clear
Actual:
37 | 15 0.00
Average:
- | - 0.04
Clear
Actual:
50 | 27 0.00
Average:
- | - 0.12
Clear
Actual:
63 | 27 0.00
Average:
- | - 0.02
Clear
Actual:
68 | 32 0.00
Average:
- | - 0.07
Clear
Actual:
50 | 35 0.00
Average:
- | - 0.02
Partly Cloudy
Actual:
44 | 30 0.00
Average:
- | - 0.05
Fog
Actual:
48 | 21 0.00
Average:
- | - 0.03
Clear
Actual:
55 | 25 0.00
Average:
- | - 0.18
Partly Cloudy
Actual:
55 | 34 0.00
Average:
- | - 0.00
Snow
Actual:
33 | 15 0.00
Average:
- | - 0.01
Snow
Actual:
21 | 9 0.00
Average:
- | - 0.03
Partly Cloudy
Actual:
33 | 12 0.00
Average:
- | - 0.02
Fog
Actual:
44 | 17 0.00
Average:
- | - 0.00
Scattered Clouds
Actual:
66 | 28 0.00
Average:
- | - 0.04
Thunderstorm
Actual:
61 | 21 0.61
Average:
- | - 0.03
Clear
Actual:
32 | 15 0.00
Average:
- | - 0.03
Scattered Clouds
Actual:
34 | 16 0.00
Average:
- | - 0.08
Rain
Actual:
28 | 15 0.00
Average:
- | - 0.12
Mostly Cloudy
Actual:
30 | 21 0.00
Average:
- | - 0.10
Fog
Actual:
46 | 28 0.00
Average:
- | - 0.02
Rain
Actual:
48 | 28 0.01
Average:
- | - 0.05
Clear
Actual:
43 | 25 0.00
Average:
- | - 0.02
Rain
Actual:
34 | 30 0.63
Average:
- | - 0.04
Rain
Actual:
39 | 33 0.33
Average:
- | - 0.06
Rain
Actual:
39 | 32 0.14
Average:
- | - 0.08
Snow
Actual:
42 | 30 0.06
Average:
- | - 0.07
Clear
Actual:
46 | 28 0.00
Average:
- | - 0.11
Scattered Clouds
Actual:
63 | 30 0.00
Average:
- | - 0.13
Partly Cloudy
Actual:
62 | 39 0.00
Average:
- | - 0.09
 

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
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 52 44 36 39 25 11 79 52 30 30.35 30.11 29.68 10 10 7 39 22 56 0.05 Rain
2 32 28 21 15 9 5 56 45 35 30.53 30.42 30.34 10 10 10 25 19 39 0.00  
3 37 26 15 13 8 2 77 47 24 30.54 30.37 30.13 10 10 10 14 7 - 0.00  
4 50 38 27 28 23 13 75 58 41 30.20 30.11 30.05 10 10 10 16 7 22 0.00  
5 63 45 27 30 26 21 89 57 26 30.14 30.01 29.86 10 10 10 14 5 - 0.00  
6 68 50 32 33 29 23 79 47 22 29.91 29.82 29.72 10 10 10 18 5 - 0.00  
7 50 42 35 27 25 21 67 52 32 30.25 30.12 29.94 10 10 10 10 7 20 0.00  
8 44 37 30 31 29 25 85 71 55 30.34 30.29 30.25 10 10 10 8 4 - 0.00  
9 48 34 21 29 24 19 93 79 36 30.28 30.21 30.11 10 5 0 8 2 - 0.00 Fog
10 55 40 25 29 25 19 96 67 30 30.13 29.97 29.75 10 10 6 8 1 - 0.00  
11 55 44 34 36 31 24 82 62 37 29.73 29.61 29.52 10 10 7 21 6 29 0.00  
12 33 24 15 26 12 7 86 74 63 29.93 29.79 29.68 10 3 0 29 19 44 0.00 Snow
13 21 15 9 12 8 5 88 68 57 30.18 30.07 29.91 10 9 2 21 14 28 0.00 Snow
14 33 22 12 23 16 8 93 77 50 30.31 30.18 30.02 10 7 1 15 6 - 0.00  
15 44 30 17 27 20 14 93 76 49 30.37 30.26 30.04 10 6 0 21 6 30 0.00 Fog
16 66 47 28 53 40 24 85 73 52 30.00 29.82 29.69 10 10 10 23 10 32 0.00  
17 61 42 21 54 32 11 96 77 61 30.38 29.95 29.59 10 9 2 29 12 39 0.61 Rain , Thunderstorm
18 32 24 15 18 13 7 74 62 48 30.40 30.21 29.99 10 10 10 12 6 - 0.00  
19 34 26 16 24 17 6 82 67 56 30.18 30.05 29.91 10 10 10 16 7 21 0.00  
20 28 22 15 23 15 5 88 71 60 30.17 30.01 29.89 10 9 3 14 10 - 0.00 Rain
21 30 26 21 25 20 16 88 80 69 30.25 30.16 30.06 10 9 5 16 10 - 0.00  
22 46 37 28 45 36 25 100 93 87 30.02 29.70 29.41 6 2 0 20 14 21 0.00 Fog
23 48 39 28 44 31 23 97 71 60 30.09 29.76 29.40 10 9 5 31 14 44 0.01 Rain
24 43 34 25 28 24 21 85 72 47 30.34 30.26 30.10 10 10 8 7 4 - 0.00  
25 34 32 30 32 30 26 93 88 82 30.31 30.14 29.96 9 4 2 12 7 - 0.63 Rain
26 39 36 33 36 33 30 96 91 85 29.96 29.85 29.72 10 5 1 9 6 - 0.33 Rain
27 39 36 32 33 30 28 92 80 70 30.05 29.97 29.81 10 8 4 10 6 - 0.14 Rain
28 42 36 30 32 24 13 93 67 31 30.32 30.20 30.02 10 9 2 20 11 28 0.06 Snow
29 46 37 28 26 20 17 82 53 31 30.27 30.23 30.18 10 10 10 15 7 20 0.00  
30 63 46 30 38 32 25 82 64 36 30.18 30.05 29.95 10 10 9 14 7 - 0.00  
31 62 50 39 50 41 31 80 65 51 30.00 29.96 29.89 10 10 10 15 8 22 0.00