Weather History for Sioux City, IA

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Sunday, May 20, 2012

  Actual Average Record
Temperature  
Mean Temperature 60 °F 62 °F  
Max Temperature 70 °F 74 °F 98 °F (1934)
Min Temperature 50 °F 50 °F 32 °F (1997)
Degree Days  
Heating Degree Days 5 5  
Month to date heating degree days 47 143  
Since 1 July heating degree days 5541 6795  
Cooling Degree Days 0 2  
Month to date cooling degree days 80 26  
Year to date cooling degree days 130 37  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 70    
Maximum Humidity 90    
Minimum Humidity 27    
Precipitation  
Precipitation T in 0.12 in 1.31 in (1898)
Month to date precipitation 2.06 2.36  
Year to date precipitation 10.35 8.60  
Snow  
Snow 0.00 in 0.00 in T in (1931)
Month to date snowfall 0.0 0.2  
Since 1 July snowfall 18.3 35.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 13 mph (North)    
Max Wind Speed 28 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

May. 20, 2012 Rise Set
Actual Time 5:58 AM CDT 8:45 PM CDT
Civil Twilight 5:26 AM CDT 9:18 PM CDT
Nautical Twilight 4:44 AM CDT 10:00 PM CDT
Astronomical Twilight 3:57 AM CDT 10:48 PM CDT
Moon 5:40 AM CDT 8:45 PM CDT
Length of Visible Light 15h 52m
Length of Day
14h 47m
Waning Crescent, 0% of the Moon is Illuminated
May 20
Waning Crescent
May 20
New
May 28
First Quarter
Jun 4
Full
Jun 11
Last Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 62.6 °F 59.0 °F 88% 29.88 in 10.0 mi NE 4.6 mph - N/A   Overcast
12:13 AM 62.6 °F 57.2 °F 82% 29.90 in 10.0 mi NNW 6.9 mph - N/A   Overcast
12:48 AM 60.8 °F 57.2 °F 88% 29.91 in 10.0 mi North 12.7 mph - N/A   Overcast
12:52 AM 60.1 °F 57.0 °F 90% 29.90 in 10.0 mi North 12.7 mph - N/A   Overcast
1:17 AM 60.8 °F 55.4 °F 82% 29.91 in 10.0 mi North 10.4 mph - N/A   Overcast
1:52 AM 60.1 °F 55.9 °F 86% 29.90 in 10.0 mi North 11.5 mph - N/A   Overcast
2:01 AM 60.8 °F 55.4 °F 82% 29.91 in 10.0 mi NNW 13.8 mph - N/A   Overcast
2:37 AM 59.0 °F 53.6 °F 82% 29.90 in 10.0 mi North 16.1 mph - N/A   Overcast
2:48 AM 59.0 °F 53.6 °F 82% 29.90 in 10.0 mi North 17.3 mph 23.0 mph 0.00 in Rain Light Rain
2:52 AM 57.9 °F 54.0 °F 87% 29.90 in 10.0 mi North 15.0 mph - 0.00 in Rain Light Rain
3:25 AM 57.2 °F 53.6 °F 88% 29.93 in 10.0 mi NNW 15.0 mph - 0.00 in   Overcast
3:45 AM 57.2 °F 51.8 °F 82% 29.94 in 10.0 mi NNW 18.4 mph - 0.00 in   Overcast
3:52 AM 57.0 °F 52.0 °F 83% 29.93 in 10.0 mi NW 15.0 mph - 0.00 in   Overcast
4:52 AM 55.9 °F 51.1 °F 84% 29.96 in 10.0 mi NNW 23.0 mph 33.4 mph N/A   Overcast
5:52 AM 55.9 °F 51.1 °F 84% 29.99 in 10.0 mi NNW 16.1 mph 21.9 mph N/A   Overcast
6:52 AM 55.0 °F 51.1 °F 86% 30.00 in 10.0 mi NNW 17.3 mph - N/A   Mostly Cloudy
7:04 AM 55.4 °F 51.8 °F 88% 30.01 in 10.0 mi NNW 17.3 mph - N/A   Scattered Clouds
7:12 AM 55.4 °F 51.8 °F 88% 30.02 in 10.0 mi NNW 12.7 mph - N/A   Mostly Cloudy
7:52 AM 55.9 °F 51.1 °F 84% 30.06 in 10.0 mi NW 17.3 mph 26.5 mph N/A   Overcast
8:36 AM 57.2 °F 51.8 °F 82% 30.09 in 10.0 mi NNW 16.1 mph - N/A   Mostly Cloudy
8:52 AM 59.0 °F 51.8 °F 77% 30.08 in 10.0 mi NNW 15.0 mph 25.3 mph N/A   Partly Cloudy
9:08 AM 59.0 °F 51.8 °F 77% 30.10 in 10.0 mi NW 16.1 mph - N/A   Mostly Cloudy
9:52 AM 57.0 °F 50.0 °F 77% 30.12 in 10.0 mi NW 16.1 mph 26.5 mph N/A   Mostly Cloudy
10:52 AM 62.1 °F 51.1 °F 67% 30.14 in 10.0 mi NNW 18.4 mph - N/A   Mostly Cloudy
11:10 AM 62.6 °F 51.8 °F 68% 30.14 in 10.0 mi NNW 18.4 mph - N/A   Scattered Clouds
11:52 AM 64.0 °F 50.0 °F 60% 30.15 in 10.0 mi NNW 20.7 mph 25.3 mph N/A   Scattered Clouds
12:52 PM 66.0 °F 46.0 °F 48% 30.17 in 10.0 mi NNW 16.1 mph 24.2 mph N/A   Clear
1:52 PM 69.1 °F 46.0 °F 44% 30.18 in 10.0 mi North 16.1 mph 24.2 mph N/A   Clear
2:52 PM 69.1 °F 43.0 °F 39% 30.19 in 10.0 mi North 20.7 mph 25.3 mph N/A   Clear
3:52 PM 69.1 °F 43.0 °F 39% 30.19 in 10.0 mi NNE 17.3 mph - N/A   Partly Cloudy
4:52 PM 69.1 °F 44.1 °F 40% 30.19 in 10.0 mi North 10.4 mph - N/A   Clear
5:52 PM 69.1 °F 44.1 °F 40% 30.19 in 10.0 mi North 13.8 mph - N/A   Partly Cloudy
6:52 PM 66.9 °F 41.0 °F 39% 30.19 in 10.0 mi North 10.4 mph - N/A   Clear
7:52 PM 64.9 °F 42.1 °F 43% 30.20 in 10.0 mi NE 8.1 mph - N/A   Clear
8:52 PM 61.0 °F 43.0 °F 52% 30.22 in 10.0 mi NE 5.8 mph - N/A   Clear
9:52 PM 60.8 °F 42.8 °F 52% 30.24 in 10.0 mi ENE 4.6 mph - N/A   Clear
10:52 PM 53.1 °F 46.0 °F 77% 30.26 in 10.0 mi Calm Calm - N/A   Clear
11:52 PM 51.1 °F 46.0 °F 83% 30.27 in 10.0 mi Calm Calm - N/A   Clear