Weather History for Pierre, SD

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Monday, December 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 23 °F 20 °F  
Max Temperature 26 °F 29 °F 56 °F (1999)
Min Temperature 19 °F 10 °F -24 °F (1967)
Degree Days  
Heating Degree Days 42 45  
Month to date heating degree days 1354 1340  
Since 1 July heating degree days 2928 2962  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1112 868  
Moisture  
Dew Point 18 °F    
Average Humidity 83    
Maximum Humidity 91    
Minimum Humidity 75    
Precipitation  
Precipitation 0.00 in 0.02 in 0.97 in (2010)
Month to date precipitation 0.65 0.55  
Year to date precipitation 11.57 20.01  
Snow  
Snow 0.00 in 0.10 in 9.50 in (2010)
Month to date snowfall 9.7 4.9  
Since 1 July snowfall 11.9 11.2  
Snow Depth 2.00 in    
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 12 mph    
Max Gust Speed 14 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 31, 2012 Rise Set
Actual Time 8:17 AM CST 5:11 PM CST
Civil Twilight 7:44 AM CST 5:45 PM CST
Nautical Twilight 7:07 AM CST 6:21 PM CST
Astronomical Twilight 6:32 AM CST 6:57 PM CST
Moon 8:52 PM CST (12/31) 9:52 AM CST (12/31)
Length of Visible Light 10h 01m
Length of Day
8h 54m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 31
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:30 AM 19.4 °F 9.5 °F 15.8 °F 86% 30.12 in 10.0 mi WNW 8.1 mph - N/A   Overcast
12:53 AM 19.0 °F 9.0 °F 15.1 °F 85% 30.21 in 10.0 mi NW 8.1 mph - N/A   Overcast
1:53 AM 21.0 °F 9.9 °F 17.1 °F 85% 30.22 in 10.0 mi NW 10.4 mph - N/A   Overcast
2:53 AM 21.9 °F 14.5 °F 17.1 °F 82% 30.23 in 10.0 mi West 5.8 mph - N/A   Overcast
3:53 AM 19.9 °F 12.1 °F 17.1 °F 89% 30.23 in 10.0 mi SW 5.8 mph - N/A   Overcast
4:53 AM 19.9 °F 13.4 °F 17.1 °F 89% 30.23 in 10.0 mi WSW 4.6 mph - N/A   Overcast
5:01 AM 19.4 °F 12.8 °F 17.6 °F 93% 30.15 in 10.0 mi WSW 4.6 mph - N/A   Overcast
5:53 AM 21.0 °F 16.2 °F 18.0 °F 88% 30.21 in 10.0 mi SSW 3.5 mph - N/A   Overcast
6:53 AM 21.0 °F 14.6 °F 18.0 °F 88% 30.21 in 10.0 mi SW 4.6 mph - N/A   Overcast
7:53 AM 19.9 °F 11.1 °F 17.1 °F 89% 30.23 in 10.0 mi SW 6.9 mph - N/A   Overcast
8:53 AM 21.0 °F 14.6 °F 17.1 °F 85% 30.24 in 10.0 mi WSW 4.6 mph - N/A   Overcast
9:53 AM 21.9 °F - 18.0 °F 85% 30.24 in 10.0 mi Calm Calm - N/A   Overcast
10:46 AM 23.0 °F 18.4 °F 19.4 °F 86% 30.15 in 10.0 mi SSW 3.5 mph - N/A   Overcast
10:53 AM 24.1 °F 18.2 °F 19.0 °F 81% 30.23 in 10.0 mi SSW 4.6 mph - N/A   Overcast
11:09 AM 24.8 °F 16.9 °F 19.4 °F 80% 30.15 in 10.0 mi SSW 6.9 mph - N/A   Overcast
11:53 AM 24.1 °F 16.0 °F 19.0 °F 81% 30.22 in 10.0 mi SW 6.9 mph - N/A   Overcast
12:53 PM 25.0 °F 20.7 °F 19.0 °F 78% 30.19 in 10.0 mi SW 3.5 mph - N/A   Overcast
1:53 PM 25.0 °F 20.7 °F 19.9 °F 81% 30.17 in 10.0 mi SW 3.5 mph - N/A   Overcast
2:49 PM 26.6 °F 20.0 °F 19.4 °F 74% 30.09 in 10.0 mi WSW 5.8 mph - N/A   Overcast
2:53 PM 26.1 °F 20.5 °F 19.9 °F 78% 30.17 in 10.0 mi WSW 4.6 mph - N/A   Overcast
3:53 PM 26.1 °F 17.6 °F 19.0 °F 75% 30.17 in 10.0 mi SW 8.1 mph - N/A   Overcast
4:53 PM 26.1 °F 20.5 °F 19.9 °F 78% 30.18 in 10.0 mi SSW 4.6 mph - N/A   Overcast
5:53 PM 26.1 °F - 19.9 °F 78% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
6:53 PM 25.0 °F 18.1 °F 19.9 °F 81% 30.19 in 10.0 mi South 5.8 mph - N/A   Overcast
7:53 PM 25.0 °F 19.3 °F 19.9 °F 81% 30.18 in 10.0 mi SSE 4.6 mph - N/A   Overcast
8:53 PM 25.0 °F 18.1 °F 19.9 °F 81% 30.17 in 10.0 mi SSW 5.8 mph - N/A   Overcast
9:53 PM 24.1 °F 16.0 °F 19.9 °F 84% 30.17 in 10.0 mi South 6.9 mph - N/A   Overcast
10:53 PM 24.1 °F 16.0 °F 19.0 °F 81% 30.19 in 10.0 mi SSW 6.9 mph - N/A   Overcast