Weather History for Ontario, OR

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Saturday, December 29, 2012

  Actual Average Record
Temperature  
Mean Temperature 17 °F 26 °F  
Max Temperature 25 °F 34 °F 55 °F (1965)
Min Temperature 9 °F 19 °F -12 °F (1990)
Degree Days  
Heating Degree Days 48 39  
Month to date heating degree days 880 1078  
Since 1 July heating degree days 2104 2506  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1091 852  
Moisture  
Dew Point 15 °F    
Average Humidity 83    
Maximum Humidity 92    
Minimum Humidity 73    
Precipitation  
Precipitation 0.01 in 0.05 in 0.58 in (1988)
Month to date precipitation 0.94 1.57  
Year to date precipitation 8.76 9.95  
Sea Level Pressure  
Sea Level Pressure 30.26 in    
Wind  
Wind Speed 4 mph (WSW)    
Max Wind Speed 8 mph    
Max Gust Speed 10 mph    
Visibility 6 miles    
Events Fog , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 29, 2012 Rise Set
Actual Time 8:22 AM MST 5:18 PM MST
Civil Twilight 7:49 AM MST 5:51 PM MST
Nautical Twilight 7:13 AM MST 6:27 PM MST
Astronomical Twilight 6:38 AM MST 7:03 PM MST
Moon 6:59 PM MST (12/29) 8:55 AM MST (12/29)
Length of Visible Light 10h 01m
Length of Day
8h 55m
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
12:01 AM 10.4 °F 0.8 °F 6.8 °F 85% 30.27 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
12:44 AM 10.4 °F - 6.8 °F 85% 30.27 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:53 AM 10.0 °F 3.6 °F 6.1 °F 84% 30.38 in 10.0 mi West 3.5 mph - N/A   Overcast
1:46 AM 12.2 °F - 10.4 °F 92% 30.25 in 2.0 mi Calm Calm - N/A   Overcast
1:53 AM 14.0 °F - 10.9 °F 88% 30.35 in 1.2 mi Calm Calm - N/A   Overcast
1:55 AM 14.0 °F 8.2 °F 12.2 °F 93% 30.25 in 0.8 mi WSW 3.5 mph - N/A   Mist
2:20 AM 14.0 °F - 12.2 °F 93% 30.26 in 1.0 mi Calm Calm - N/A   Mist
2:29 AM 15.8 °F - 12.2 °F 86% 30.26 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
2:53 AM 16.0 °F - 12.9 °F 88% 30.36 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
3:12 AM 15.8 °F 10.2 °F 10.4 °F 79% 30.27 in 1.2 mi WSW 3.5 mph - N/A   Overcast
3:16 AM 15.8 °F - 10.4 °F 79% 30.27 in 4.0 mi Calm Calm - N/A   Haze
3:53 AM 15.1 °F - 9.0 °F 77% 30.37 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 14.0 °F - 10.0 °F 84% 30.37 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 14.0 °F 8.2 °F 10.0 °F 84% 30.37 in 10.0 mi West 3.5 mph - N/A   Overcast
6:07 AM 14.0 °F - 10.4 °F 86% 30.26 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 12.9 °F 6.9 °F 9.0 °F 84% 30.37 in 10.0 mi WSW 3.5 mph - N/A   Partly Cloudy
7:53 AM 12.9 °F 5.2 °F 9.0 °F 84% 30.38 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
8:53 AM 10.9 °F 2.9 °F 7.0 °F 84% 30.37 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
9:53 AM 12.9 °F 6.9 °F 9.0 °F 84% 30.39 in 10.0 mi WSW 3.5 mph - N/A   Partly Cloudy
10:53 AM 17.1 °F 11.7 °F 12.9 °F 84% 30.38 in 10.0 mi SW 3.5 mph - N/A   Scattered Clouds
11:53 AM 19.9 °F - 16.0 °F 85% 30.35 in 10.0 mi Calm Calm - N/A   Partly Cloudy
12:53 PM 21.0 °F 14.6 °F 17.1 °F 85% 30.32 in 10.0 mi SW 4.6 mph - N/A   Mostly Cloudy
1:53 PM 24.1 °F 18.2 °F 18.0 °F 77% 30.28 in 10.0 mi WSW 4.6 mph - N/A   Overcast
2:53 PM 24.1 °F 19.7 °F 18.0 °F 77% 30.25 in 10.0 mi SW 3.5 mph - N/A   Overcast
4:53 PM 24.1 °F 18.2 °F 17.1 °F 75% 30.22 in 10.0 mi WSW 4.6 mph - N/A   Overcast
5:53 PM 23.0 °F 14.7 °F 18.0 °F 81% 30.22 in 10.0 mi WSW 6.9 mph - N/A   Overcast
6:53 PM 23.0 °F 15.8 °F 19.0 °F 85% 30.22 in 5.0 mi WSW 5.8 mph - 0.00 in   Overcast
7:46 PM 23.0 °F 17.0 °F 19.4 °F 86% 30.13 in 2.5 mi WSW 4.6 mph - 0.00 in Snow Light Snow
7:53 PM 23.0 °F 17.0 °F 19.0 °F 85% 30.23 in 4.0 mi WSW 4.6 mph - 0.00 in Snow Light Snow
8:20 PM 23.0 °F 15.8 °F 19.4 °F 86% 30.13 in 2.0 mi WSW 5.8 mph - 0.00 in Snow Light Snow
8:25 PM 23.0 °F 15.8 °F 19.4 °F 86% 30.13 in 1.5 mi WSW 5.8 mph - 0.00 in Snow Light Snow
8:53 PM 23.0 °F 15.8 °F 19.9 °F 88% 30.24 in 1.8 mi WSW 5.8 mph - 0.01 in Snow Light Snow
9:01 PM 23.0 °F 15.8 °F 19.4 °F 86% 30.13 in 2.0 mi WSW 5.8 mph - 0.00 in Snow Light Snow
9:10 PM 23.0 °F 15.8 °F 19.4 °F 86% 30.13 in 1.8 mi WSW 5.8 mph - 0.00 in Snow Light Snow
9:25 PM 23.0 °F 17.0 °F 19.4 °F 86% 30.13 in 2.5 mi WSW 4.6 mph - 0.00 in Snow Light Snow
9:30 PM 23.0 °F 17.0 °F 19.4 °F 86% 30.13 in 3.0 mi WSW 4.6 mph - 0.00 in Snow Light Snow
9:53 PM 23.0 °F 17.0 °F 19.9 °F 88% 30.24 in 4.0 mi WSW 4.6 mph - 0.00 in Snow Light Snow
10:26 PM 23.0 °F 18.4 °F 19.4 °F 86% 30.13 in 2.5 mi WSW 3.5 mph - 0.00 in Snow Light Snow
10:33 PM 23.0 °F 18.4 °F 19.4 °F 86% 30.13 in 2.0 mi WSW 3.5 mph - 0.00 in Snow Light Snow
10:53 PM 21.9 °F 15.7 °F 19.9 °F 92% 30.23 in 2.5 mi WSW 4.6 mph - 0.00 in Snow Light Snow
11:03 PM 21.2 °F 14.9 °F 19.4 °F 93% 30.14 in 4.0 mi WSW 4.6 mph - 0.00 in Snow Light Snow
11:53 PM 21.9 °F 14.5 °F 19.0 °F 89% 30.24 in 5.0 mi WSW 5.8 mph - 0.00 in Snow Light Snow