Weather History for St. Louis, MO

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Month of April, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 66 °F 46 °F
Mean Temperature 75 °F 56 °F 40 °F
Min Temperature 66 °F 45 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 25 10 0 315
Cooling Degree Days (base 65) 10 1 0 34
Growing Degree Days (base 50) 25 7 0 206
Dew Point  
Dew Point 66 °F 40 °F 12 °F
Precipitation  
Precipitation 2.48 in 0.22 in 0.00 in 5.67 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 40 mph 10 mph 0 mph
Gust Wind 58 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.43 in 30.01 in 29.54 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Apr. 17, 2013 Rise Set
Actual Time 6:21 AM CDT 7:40 PM CDT
Civil Twilight 5:54 AM CDT 8:08 PM CDT
Nautical Twilight 5:21 AM CDT 8:41 PM CDT
Astronomical Twilight 4:46 AM CDT 9:16 PM CDT
Moon 11:37 AM CDT (4/17) 1:17 AM CDT (4/17)
Length of Visible Light 14h 13m
Length of Day
13h 18m
Waxing Crescent, 42% of the Moon is Illuminated
Apr 17
Waxing Crescent
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter
May 9
New

Weather History Calendar

Precipitation Actual month total 5.67 Normal Month Total: 3.69
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
49 | 35 T
Average:
62 | 42 0.13
Scattered Clouds
Actual:
49 | 30 0.00
Average:
63 | 42 0.12
Partly Cloudy
Actual:
53 | 33 0.00
Average:
63 | 43 0.12
Partly Cloudy
Actual:
61 | 36 0.00
Average:
63 | 43 0.11
Partly Cloudy
Actual:
68 | 39 0.00
Average:
64 | 44 0.12
Partly Cloudy
Actual:
76 | 54 0.00
Average:
64 | 44 0.12
Thunderstorm
Actual:
79 | 52 0.02
Average:
65 | 44 0.12
Partly Cloudy
Actual:
79 | 63 0.00
Average:
65 | 45 0.12
Partly Cloudy
Actual:
79 | 66 0.00
Average:
65 | 45 0.12
Thunderstorm
Actual:
82 | 59 1.02
Average:
66 | 45 0.12
Rain
Actual:
60 | 42 0.10
Average:
66 | 46 0.12
Partly Cloudy
Actual:
46 | 38 0.00
Average:
66 | 46 0.11
Scattered Clouds
Actual:
62 | 38 0.00
Average:
67 | 46 0.12
Partly Cloudy
Actual:
80 | 47 0.00
Average:
67 | 47 0.12
Thunderstorm
Actual:
71 | 50 0.45
Average:
67 | 47 0.12
Thunderstorm
Actual:
50 | 46 0.45
Average:
68 | 47 0.12
Rain
Actual:
85 | 50 T
Average:
68 | 48 0.13
Thunderstorm
Actual:
77 | 41 2.48
Average:
68 | 48 0.12
Partly Cloudy
Actual:
53 | 39 T
Average:
69 | 49 0.12
Scattered Clouds
Actual:
56 | 34 0.00
Average:
69 | 49 0.13
Partly Cloudy
Actual:
63 | 43 0.00
Average:
69 | 49 0.12
Partly Cloudy
Actual:
73 | 42 0.00
Average:
70 | 50 0.13
Rain
Actual:
63 | 41 0.72
Average:
70 | 50 0.13
Rain
Actual:
54 | 38 0.01
Average:
70 | 50 0.13
Scattered Clouds
Actual:
64 | 42 0.00
Average:
71 | 51 0.13
Rain
Actual:
60 | 50 T
Average:
71 | 51 0.12
Rain
Actual:
54 | 50 0.41
Average:
71 | 51 0.13
Rain
Actual:
58 | 49 0.01
Average:
72 | 52 0.13
Scattered Clouds
Actual:
79 | 46 0.00
Average:
72 | 52 0.13
Partly Cloudy
Actual:
87 | 63 0.00
Average:
72 | 52 0.13
 

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
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 49 42 35 31 23 16 59 44 28 30.27 30.16 29.97 10 10 10 18 10 24 T  
2 49 40 30 21 16 12 63 43 23 30.38 30.33 30.26 10 10 10 12 3 15 0.00  
3 53 43 33 23 20 17 56 42 28 30.42 30.34 30.28 10 10 10 17 8 23 0.00  
4 61 49 36 27 22 15 54 38 21 30.26 30.14 30.05 10 10 10 8 5 - 0.00  
5 68 54 39 35 30 27 60 41 22 30.19 30.11 30.04 10 10 10 16 6 21 0.00  
6 76 65 54 41 35 31 50 35 20 30.03 29.87 29.70 10 10 10 29 15 43 0.00  
7 79 66 52 58 48 42 84 58 31 29.91 29.85 29.78 10 10 8 26 9 32 0.02 Rain , Thunderstorm
8 79 71 63 58 55 52 73 58 43 29.88 29.78 29.71 10 10 10 22 12 31 0.00  
9 79 73 66 61 58 55 73 63 52 29.87 29.83 29.79 10 10 10 29 13 40 0.00  
10 82 71 59 65 61 57 90 74 58 29.84 29.73 29.59 10 8 2 40 9 58 1.02 Rain , Thunderstorm
11 60 51 42 57 43 27 90 72 53 29.77 29.70 29.65 10 9 2 23 14 30 0.10 Rain
12 46 42 38 30 29 28 70 62 53 30.04 29.88 29.74 10 10 10 22 12 28 0.00  
13 62 50 38 40 33 30 76 56 36 30.09 30.01 29.90 10 10 10 17 8 23 0.00  
14 80 64 47 52 45 40 71 49 27 29.90 29.74 29.61 10 10 10 31 17 43 0.00  
15 71 61 50 59 54 48 93 78 63 29.90 29.83 29.73 10 9 2 32 10 41 0.45 Rain , Thunderstorm
16 50 48 46 48 44 42 93 87 80 30.17 30.08 29.95 10 7 3 24 9 31 0.45 Rain , Thunderstorm
17 85 68 50 66 54 45 96 72 48 30.13 29.98 29.65 10 6 0 25 14 35 T Fog , Rain
18 77 59 41 66 56 31 93 77 60 29.78 29.65 29.54 10 6 1 31 16 39 2.48 Rain , Thunderstorm
19 53 46 39 30 26 24 65 49 32 30.09 29.90 29.77 10 10 10 31 17 39 T  
20 56 45 34 32 27 22 82 54 26 30.35 30.25 30.11 10 10 10 14 6 0 0.00  
21 63 53 43 39 34 30 67 53 39 30.43 30.35 30.26 10 10 10 18 13 22 0.00  
22 73 58 42 44 38 35 76 54 31 30.28 30.14 29.99 10 10 10 23 10 30 0.00  
23 63 52 41 55 45 37 92 72 52 30.04 29.96 29.88 10 6 2 22 9 28 0.72 Rain
24 54 46 38 37 33 28 79 59 38 30.27 30.13 30.01 10 9 3 23 9 30 0.01 Rain
25 64 53 42 36 30 28 62 45 27 30.38 30.31 30.25 10 10 10 16 8 22 0.00  
26 60 55 50 45 41 34 71 59 46 30.38 30.32 30.27 10 10 10 23 10 29 T Rain
27 54 52 50 52 49 44 93 85 77 30.29 30.12 29.94 10 5 1 14 7 17 0.41 Rain
28 58 54 49 52 50 45 93 83 72 29.97 29.94 29.90 10 5 0 16 7 21 0.01 Fog , Rain
29 79 63 46 59 52 43 93 71 48 29.95 29.88 29.78 10 8 3 22 10 23 0.00  
30 87 75 63 59 55 49 78 52 26 29.92 29.84 29.78 10 10 10 24 12 33 0.00