Weather History for Sidney-Richland, MT

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Saturday, December 29, 2012

  Actual Average Record
Temperature  
Mean Temperature 12 °F -  
Max Temperature 24 °F 20 °F 54 °F (1956)
Min Temperature 0 °F 1 °F -32 °F (1916)
Degree Days  
Heating Degree Days 53    
Moisture  
Dew Point 12 °F    
Average Humidity 82    
Maximum Humidity 100    
Minimum Humidity 68    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 7 mph (SW)    
Max Wind Speed 18 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 29, 2012 Rise Set
Actual Time 7:45 AM MST 4:13 PM MST
Civil Twilight 7:09 AM MST 4:49 PM MST
Nautical Twilight 6:29 AM MST 5:28 PM MST
Astronomical Twilight 5:52 AM MST 6:06 PM MST
Moon 5:56 PM MST (12/29) 8:13 AM MST (12/29)
Length of Visible Light 9h 39m
Length of Day
8h 27m
Full, 98% of the Moon is Illuminated
Dec 29
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 1.4 °F -6.2 °F 1.4 °F 100% 29.97 in 10.0 mi SSW 3.5 mph - N/A   Mostly Cloudy
12:35 AM -0.4 °F -10.4 °F -4.0 °F 85% 29.97 in 10.0 mi South 4.6 mph - N/A   Partly Cloudy
12:55 AM 1.4 °F -8.3 °F -2.2 °F 85% 29.97 in 10.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
1:16 AM 1.4 °F - 1.4 °F 100% 29.97 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:35 AM 1.4 °F - -0.4 °F 92% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
1:55 AM 5.0 °F -4.1 °F 1.4 °F 85% 29.97 in 10.0 mi SSW 4.6 mph - N/A   Overcast
2:15 AM 6.8 °F -4.8 °F 6.8 °F 100% 29.98 in 10.0 mi SSW 6.9 mph - N/A   Overcast
2:35 AM 8.6 °F 2.0 °F 6.8 °F 92% 29.98 in 10.0 mi ENE 3.5 mph - N/A   Overcast
2:55 AM 10.4 °F - 6.8 °F 85% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
3:15 AM 10.4 °F - 10.4 °F 100% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
3:36 AM 10.4 °F - 8.6 °F 92% 29.98 in 10.0 mi Calm Calm - N/A   Overcast
3:55 AM 12.2 °F 1.7 °F 10.4 °F 92% 29.98 in 10.0 mi West 6.9 mph - N/A   Overcast
4:15 AM 23.0 °F 10.1 °F 14.0 °F 68% 29.98 in 10.0 mi West 15.0 mph - N/A   Overcast
5:15 AM 24.8 °F 11.5 °F 17.6 °F 74% 29.97 in 10.0 mi West 17.3 mph - N/A   Overcast
6:15 AM 24.8 °F 12.4 °F 17.6 °F 74% 29.99 in 10.0 mi WNW 15.0 mph - N/A   Overcast
6:35 AM 24.8 °F 12.9 °F 15.8 °F 69% 29.98 in 10.0 mi West 13.8 mph - N/A   Overcast
6:55 AM 23.0 °F 9.6 °F 15.8 °F 74% 29.98 in 10.0 mi West 16.1 mph - N/A   Overcast
7:15 AM 23.0 °F 11.7 °F 15.8 °F 74% 29.99 in 10.0 mi WNW 11.5 mph - N/A   Overcast
7:35 AM 23.0 °F 10.6 °F 17.6 °F 80% 29.99 in 10.0 mi WNW 13.8 mph - N/A   Overcast
7:55 AM 24.8 °F 11.1 °F 17.6 °F 74% 29.99 in 10.0 mi West 18.4 mph - N/A   Overcast
8:15 AM 24.8 °F 11.9 °F 17.6 °F 74% 29.99 in 10.0 mi West 16.1 mph - N/A   Overcast
8:35 AM 21.2 °F 12.6 °F 15.8 °F 80% 30.00 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
8:55 AM 19.4 °F 9.5 °F 12.2 °F 74% 30.01 in 10.0 mi SSW 8.1 mph - N/A   Clear
9:15 AM 19.4 °F 6.6 °F 14.0 °F 80% 30.01 in 10.0 mi South 12.7 mph - N/A   Clear
9:35 AM 17.6 °F 3.7 °F 10.4 °F 73% 30.02 in 10.0 mi South 13.8 mph - N/A   Clear
9:55 AM 17.6 °F 5.0 °F 10.4 °F 73% 30.02 in 10.0 mi South 11.5 mph - N/A   Clear
10:15 AM 17.6 °F 5.0 °F 10.4 °F 73% 30.03 in 10.0 mi South 11.5 mph - N/A   Clear
10:35 AM 17.6 °F 5.0 °F 12.2 °F 79% 30.02 in 10.0 mi SSW 11.5 mph - N/A   Clear
10:55 AM 17.6 °F 5.7 °F 12.2 °F 79% 30.02 in 10.0 mi South 10.4 mph - N/A   Clear
11:15 AM 19.4 °F 7.2 °F 12.2 °F 74% 30.01 in 10.0 mi SSW 11.5 mph - N/A   Clear
12:35 PM 21.2 °F 9.5 °F 15.8 °F 80% 29.99 in 10.0 mi SSW 11.5 mph - N/A   Clear
12:55 PM 21.2 °F 9.5 °F 15.8 °F 80% 29.99 in 10.0 mi SSW 11.5 mph - N/A   Clear
1:15 PM 23.0 °F 11.1 °F 15.8 °F 74% 29.99 in 10.0 mi SSW 12.7 mph - N/A   Clear
1:35 PM 23.0 °F 12.4 °F 15.8 °F 74% 29.99 in 10.0 mi SSW 10.4 mph - N/A   Clear
1:55 PM 23.0 °F 13.1 °F 15.8 °F 74% 29.98 in 10.0 mi SSW 9.2 mph - N/A   Clear
2:15 PM 23.0 °F 12.4 °F 17.6 °F 80% 29.98 in 10.0 mi SSW 10.4 mph - N/A   Clear
2:35 PM 23.0 °F 13.9 °F 17.6 °F 80% 29.98 in 10.0 mi SSW 8.1 mph - N/A   Clear
2:55 PM 23.0 °F 13.9 °F 15.8 °F 74% 29.98 in 10.0 mi SSW 8.1 mph - N/A   Clear
3:15 PM 21.2 °F 13.6 °F 15.8 °F 80% 29.99 in 10.0 mi SW 5.8 mph - N/A   Clear
4:15 PM 19.4 °F 8.6 °F 12.2 °F 74% 29.99 in 10.0 mi SSW 9.2 mph - N/A   Clear
4:35 PM 19.4 °F 9.5 °F 15.8 °F 86% 29.98 in 10.0 mi SSW 8.1 mph - N/A   Clear
5:35 PM 14.0 °F 6.5 °F 10.4 °F 86% 29.98 in 10.0 mi South 4.6 mph - N/A   Clear
5:55 PM 17.6 °F 6.4 °F 12.2 °F 79% 29.98 in 10.0 mi SSW 9.2 mph - N/A   Clear
6:15 PM 17.6 °F 10.7 °F 12.2 °F 79% 29.98 in 10.0 mi SSW 4.6 mph - N/A   Clear
6:35 PM 15.8 °F - 10.4 °F 79% 29.98 in 10.0 mi Calm Calm - N/A   Clear
6:55 PM 15.8 °F 10.2 °F 10.4 °F 79% 29.97 in 10.0 mi SW 3.5 mph - N/A   Clear
7:35 PM 15.8 °F 7.2 °F 10.4 °F 79% 29.97 in 10.0 mi SSW 5.8 mph - N/A   Clear
7:55 PM 17.6 °F 5.7 °F 12.2 °F 79% 29.96 in 10.0 mi SSW 10.4 mph - N/A   Clear
8:35 PM 15.8 °F 4.2 °F 12.2 °F 86% 29.96 in 10.0 mi SSW 9.2 mph - N/A   Clear
8:55 PM 15.8 °F 2.7 °F 10.4 °F 79% 29.96 in 10.0 mi SSW 11.5 mph - N/A   Clear
9:15 PM 14.0 °F 5.1 °F 10.4 °F 86% 29.95 in 10.0 mi SSW 5.8 mph - N/A   Clear
9:36 PM 15.8 °F - 14.0 °F 93% 29.95 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 12.2 °F 0.7 °F 12.2 °F 100% 29.96 in 10.0 mi SSW 8.1 mph - N/A   Clear
10:15 PM 14.0 °F 2.0 °F 12.2 °F 93% 29.96 in 10.0 mi SSW 9.2 mph - N/A   Clear
10:35 PM 12.2 °F 1.7 °F 10.4 °F 92% 29.96 in 10.0 mi SW 6.9 mph - N/A   Clear
10:55 PM 12.2 °F 1.7 °F 10.4 °F 92% 29.95 in 10.0 mi SW 6.9 mph - N/A   Clear
11:15 PM 12.2 °F 2.9 °F 6.8 °F 79% 29.96 in 10.0 mi South 5.8 mph - N/A   Clear
11:55 PM 12.2 °F 2.9 °F 12.2 °F 100% 29.97 in 10.0 mi WSW 5.8 mph - N/A   Clear