Weather History for Pierre, SD

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Friday, September 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 57 °F 61 °F  
Max Temperature 71 °F 74 °F 104 °F (1937)
Min Temperature 42 °F 47 °F 33 °F (1983)
Degree Days  
Heating Degree Days 8 6  
Month to date heating degree days 28 71  
Since 1 July heating degree days 37 91  
Cooling Degree Days 0 2  
Month to date cooling degree days 143 77  
Year to date cooling degree days 829 854  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 38 °F    
Average Humidity 58    
Maximum Humidity 89    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in 0.06 in 2.65 in (1989)
Month to date precipitation 0.07 1.21  
Year to date precipitation 16.99 16.39  
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 9 mph (NW)    
Max Wind Speed 24 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Sep. 20, 2013 Rise Set
Actual Time 7:26 AM CDT 7:41 PM CDT
Civil Twilight 6:57 AM CDT 8:10 PM CDT
Nautical Twilight 6:23 AM CDT 8:44 PM CDT
Astronomical Twilight 5:47 AM CDT 9:19 PM CDT
Moon 8:11 PM CDT (9/20) 8:47 AM CDT (9/20)
Length of Visible Light 13h 13m
Length of Day
12h 15m
Full, 98% of the Moon is Illuminated
Sep 20
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 54.0 °F - 39.9 °F 59% 30.05 in 10.0 mi NW 20.7 mph 25.3 mph N/A   Scattered Clouds
1:53 AM 53.1 °F - 39.0 °F 59% 30.06 in 10.0 mi NW 17.3 mph - N/A   Scattered Clouds
2:53 AM 51.1 °F - 39.0 °F 63% 30.05 in 10.0 mi NW 18.4 mph - N/A   Clear
3:53 AM 50.0 °F - 39.9 °F 68% 30.04 in 10.0 mi NW 13.8 mph - N/A   Clear
4:53 AM 48.9 °F - 39.9 °F 71% 30.06 in 10.0 mi NW 9.2 mph - N/A   Scattered Clouds
5:53 AM 46.9 °F - 41.0 °F 80% 30.07 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy
6:23 AM 42.8 °F 40.1 °F 39.2 °F 87% 30.08 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
6:53 AM 43.0 °F 40.3 °F 39.9 °F 89% 30.09 in 10.0 mi NW 4.6 mph - N/A   Scattered Clouds
7:53 AM 44.1 °F 40.1 °F 41.0 °F 89% 30.10 in 10.0 mi West 6.9 mph - N/A   Clear
8:53 AM 48.9 °F - 43.0 °F 80% 30.10 in 10.0 mi WSW 8.1 mph - N/A   Clear
9:53 AM 55.0 °F - 43.0 °F 64% 30.10 in 10.0 mi WNW 9.2 mph - N/A   Clear
10:53 AM 57.9 °F - 41.0 °F 53% 30.10 in 10.0 mi WNW 10.4 mph - N/A   Clear
11:53 AM 61.0 °F - 39.9 °F 46% 30.09 in 10.0 mi West 15.0 mph 19.6 mph N/A   Clear
12:53 PM 63.0 °F - 39.9 °F 43% 30.06 in 10.0 mi West 12.7 mph 20.7 mph N/A   Clear
1:53 PM 64.9 °F - 37.9 °F 37% 30.03 in 10.0 mi NW 9.2 mph 19.6 mph N/A   Clear
2:53 PM 66.0 °F - 39.0 °F 37% 30.01 in 10.0 mi NW 9.2 mph 16.1 mph N/A   Clear
3:53 PM 69.1 °F - 37.9 °F 32% 29.98 in 10.0 mi NNW 10.4 mph - N/A   Clear
4:53 PM 70.0 °F - 34.0 °F 27% 29.97 in 10.0 mi WNW 11.5 mph 17.3 mph N/A   Clear
5:53 PM 70.0 °F - 33.1 °F 26% 29.96 in 10.0 mi North 11.5 mph - N/A   Clear
6:53 PM 68.0 °F - 35.1 °F 30% 29.96 in 10.0 mi North 8.1 mph - N/A   Clear
7:53 PM 62.1 °F - 35.1 °F 37% 29.96 in 9.0 mi NNE 5.8 mph - N/A   Clear
8:53 PM 53.1 °F - 34.0 °F 48% 29.97 in 10.0 mi NE 9.2 mph - N/A   Clear
9:53 PM 51.1 °F - 35.1 °F 54% 29.98 in 10.0 mi ENE 4.6 mph - N/A   Clear
10:53 PM 46.9 °F - 34.0 °F 61% 29.98 in 10.0 mi East 4.6 mph - N/A   Clear
11:53 PM 44.1 °F 42.5 °F 34.0 °F 68% 29.98 in 9.0 mi ENE 3.5 mph - N/A   Clear