Weather History for St. Louis, MO

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Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 74 °F 45 °F 18 °F
Mean Temperature 63 °F 36 °F 16 °F
Min Temperature 54 °F 26 °F 12 °F
Degree Days  
Heating Degree Days (base 65) 49 29 2 903
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 10 1 0 23
Dew Point  
Dew Point 61 °F 23 °F -5 °F
Precipitation  
Precipitation 1.44 in 0.14 in 0.00 in 3.12 in
Snowdepth 1.0 in 0.1 in 0.0 in -
Wind  
Wind 35 mph 9 mph 0 mph
Gust Wind 44 mph 24 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.64 in 30.20 in 29.37 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 16, 2013 Rise Set
Actual Time 7:17 AM CST 5:05 PM CST
Civil Twilight 6:48 AM CST 5:34 PM CST
Nautical Twilight 6:15 AM CST 6:07 PM CST
Astronomical Twilight 5:44 AM CST 6:39 PM CST
Moon 9:58 AM CST (1/16) 10:52 PM CST (1/16)
Length of Visible Light 10h 45m
Length of Day
9h 47m
Waxing Crescent, 28% of the Moon is Illuminated
Jan 16
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New

Weather History Calendar

Precipitation Actual month total 3.12 Normal Month Total: 2.40
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
31 | 17 T
Average:
40 | 24 0.09
Partly Cloudy
Actual:
33 | 15 0.00
Average:
40 | 24 0.09
Scattered Clouds
Actual:
40 | 21 0.00
Average:
40 | 24 0.09
Scattered Clouds
Actual:
41 | 24 0.00
Average:
37 | 20 0.07
Snow
Actual:
46 | 30 T
Average:
40 | 24 0.08
Partly Cloudy
Actual:
43 | 25 0.00
Average:
40 | 24 0.09
Scattered Clouds
Actual:
46 | 23 0.00
Average:
39 | 24 0.08
Partly Cloudy
Actual:
54 | 27 0.00
Average:
39 | 24 0.08
Rain
Actual:
58 | 39 T
Average:
39 | 24 0.07
Rain
Actual:
59 | 40 0.62
Average:
39 | 24 0.08
Partly Cloudy
Actual:
64 | 50 0.00
Average:
40 | 23 0.08
Rain
Actual:
58 | 32 0.65
Average:
40 | 23 0.07
Snow
Actual:
32 | 20 T
Average:
40 | 23 0.07
Scattered Clouds
Actual:
27 | 17 0.00
Average:
40 | 23 0.08
Partly Cloudy
Actual:
31 | 17 0.00
Average:
40 | 23 0.07
Scattered Clouds
Actual:
43 | 20 0.00
Average:
40 | 23 0.07
Partly Cloudy
Actual:
42 | 27 0.00
Average:
40 | 23 0.08
Clear
Actual:
56 | 24 0.00
Average:
40 | 24 0.08
Clear
Actual:
66 | 42 0.00
Average:
40 | 24 0.07
Partly Cloudy
Actual:
47 | 25 0.00
Average:
40 | 24 0.08
Snow
Actual:
27 | 15 T
Average:
40 | 24 0.07
Snow
Actual:
18 | 13 0.02
Average:
40 | 24 0.08
Partly Cloudy
Actual:
42 | 13 0.00
Average:
40 | 24 0.07
Partly Cloudy
Actual:
28 | 16 0.00
Average:
40 | 24 0.07
Snow
Actual:
45 | 27 T
Average:
40 | 24 0.08
Partly Cloudy
Actual:
38 | 23 0.00
Average:
41 | 24 0.07
Rain
Actual:
52 | 28 0.24
Average:
41 | 24 0.08
Rain
Actual:
74 | 52 T
Average:
41 | 24 0.07
Thunderstorm
Actual:
68 | 54 1.44
Average:
41 | 24 0.07
Snow
Actual:
54 | 27 0.15
Average:
41 | 24 0.07
Snow
Actual:
33 | 12 T
Average:
41 | 25 0.08
 

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

2013 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 31 24 17 27 17 10 85 71 57 30.33 30.23 30.12 10 7 2 18 8 22 T Snow
2 33 24 15 16 12 9 80 58 35 30.33 30.28 30.24 10 9 6 9 3 15 0.00  
3 40 31 21 25 21 16 77 64 50 30.43 30.36 30.25 10 10 7 18 8 23 0.00  
4 41 32 24 22 20 18 78 59 37 30.46 30.40 30.34 10 10 9 15 7 - 0.00  
5 46 38 30 29 24 19 63 53 42 30.34 30.24 30.12 10 10 9 16 8 20 T Rain , Snow
6 43 34 25 30 22 18 75 64 52 30.43 30.28 30.11 10 9 6 23 10 30 0.00  
7 46 35 23 27 22 17 75 60 45 30.44 30.32 30.18 10 9 7 17 7 22 0.00  
8 54 41 27 34 26 21 78 54 29 30.24 30.17 30.12 10 10 8 17 6 20 0.00  
9 58 49 39 42 34 29 83 61 38 30.49 30.39 30.20 10 10 10 15 7 18 T Rain
10 59 50 40 55 43 29 96 73 49 30.46 30.06 29.79 10 4 0 18 11 23 0.62 Fog , Rain
11 64 57 50 52 46 45 89 71 52 29.88 29.82 29.78 10 10 10 22 13 28 0.00  
12 58 45 32 48 36 28 85 66 47 29.96 29.91 29.80 10 8 2 21 11 30 0.65 Rain
13 32 26 20 29 19 12 85 74 62 30.42 30.14 29.92 10 10 7 20 10 28 T Rain , Snow
14 27 22 17 15 13 10 80 68 55 30.54 30.48 30.42 10 10 10 9 5 14 0.00  
15 31 24 17 20 16 12 84 69 53 30.47 30.34 30.20 10 10 8 12 5 15 0.00  
16 43 32 20 23 18 15 84 60 36 30.19 30.14 30.06 10 10 8 17 7 21 0.00  
17 42 35 27 28 23 19 82 63 44 30.53 30.37 30.15 10 10 9 18 8 22 0.00  
18 56 40 24 26 21 18 81 54 26 30.53 30.34 30.16 10 10 10 22 9 26 0.00  
19 66 54 42 32 29 25 53 42 30 30.14 30.05 29.93 10 10 10 28 14 35 0.00  
20 47 36 25 27 14 9 72 55 38 30.38 30.31 30.15 10 10 9 24 10 32 0.00  
21 27 21 15 11 2 -5 62 45 27 30.44 30.39 30.33 10 10 10 24 13 31 T Snow
22 18 16 13 9 5 -3 80 63 46 30.54 30.46 30.40 10 8 1 10 4 12 0.02 Snow
23 42 28 13 21 15 8 80 61 41 30.42 30.31 30.19 10 10 8 17 6 22 0.00  
24 28 22 16 13 6 0 61 52 42 30.64 30.49 30.30 10 10 10 20 13 26 0.00  
25 45 36 27 19 14 7 52 43 33 30.29 30.19 30.14 10 10 10 16 8 21 T Snow
26 38 31 23 20 14 10 68 50 32 30.43 30.36 30.27 10 10 10 13 7 15 0.00  
27 52 40 28 48 33 18 93 74 54 30.32 30.14 29.96 10 5 2 22 13 29 0.24 Rain
28 74 63 52 59 56 51 89 73 57 29.97 29.92 29.84 10 10 8 20 11 26 T Rain
29 68 61 54 61 56 51 93 81 68 29.81 29.60 29.45 10 6 2 25 12 36 1.44 Rain , Thunderstorm
30 54 41 27 52 34 16 93 73 53 29.95 29.57 29.37 10 9 4 35 19 44 0.15 Rain , Snow
31 33 23 12 23 12 -2 68 59 49 30.42 30.11 29.94 10 9 2 29 18 38 T Snow