History for Ontario, CA

Sunday, December 2, 2012 View Current Conditions
Sunday, December 2, 2012
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  Actual Average Record
Temperature
Mean Temperature 61 °F 55 °F  
Max Temperature 64 °F 67 °F 76 °F (2010)
Min Temperature 58 °F 43 °F 31 °F (2004)
Degree Days
Heating Degree Days 4 10  
Month to date heating degree days 8 20  
Since 1 July heating degree days 121 242  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 2163 1705  
Growing Degree Days 10 (Base 50)    
Moisture
Dew Point 57 °F    
Average Humidity 83    
Maximum Humidity 93    
Minimum Humidity 73    
Precipitation
Precipitation 0.10 in 0.04 in 0.61 in (1955)
Month to date precipitation 0.10 0.07  
Year to date precipitation 6.32 12.79  
Since 1 July precipitation 0.83 2.41  
Snow
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Year to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure
Sea Level Pressure 30.09 in    
Wind
Wind Speed 6 mph (WSW)    
Max Wind Speed 15 mph    
Max Gust Speed 28 mph    
Visibility 6 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Radar Archive
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Local Photos
Rainbow Silverwood Lake
Rainbow Silverwood state recreation area
Astronomy
May. 25, 2013 Rise Set
Actual Time 6:39 AM PST 4:40 PM PST
Civil Twilight 6:11 AM PST 5:08 PM PST
Nautical Twilight 5:40 AM PST 5:39 PM PST
Astronomical Twilight 5:10 AM PST 6:09 PM PST
Moon 8:28 PM PST (12/2) 9:35 AM PST (12/2)
Length Of Visible Light 10h 56m
Length of Day
10h 01m
Waning Gibbous, 85% of the Moon is Illuminated
Dec 2
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Hourly Observations
Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:48 AM 60.8 °F 57.2 °F 88% 30.11 in 2.5 mi Variable 3.5 mph - 0.01 in   Overcast
12:53 AM 60.1 °F 57.9 °F 93% 30.09 in 3.0 mi Calm Calm - 0.01 in   Overcast
1:33 AM 60.8 °F 57.2 °F 88% 30.11 in 7.0 mi SW 3.5 mph - N/A   Overcast
1:53 AM 60.1 °F 57.9 °F 93% 30.08 in 7.0 mi South 3.5 mph - N/A   Overcast
2:12 AM 60.8 °F 57.2 °F 88% 30.10 in 2.5 mi WSW 5.8 mph - N/A   Overcast
2:19 AM 60.8 °F 57.2 °F 88% 30.10 in 2.0 mi WSW 4.6 mph - 0.00 in Rain Light Rain
2:21 AM 60.8 °F 57.2 °F 88% 30.10 in 2.0 mi WSW 5.8 mph - 0.00 in Rain Light Rain
2:53 AM 59.0 °F 57.9 °F 96% 30.08 in 2.5 mi SW 6.9 mph - 0.01 in Rain Light Rain
3:33 AM 59.0 °F 57.2 °F 94% 30.10 in 3.0 mi WSW 6.9 mph - 0.01 in   Overcast
3:53 AM 59.0 °F 57.0 °F 93% 30.08 in 3.0 mi WSW 5.8 mph - 0.01 in   Overcast
4:04 AM 59.0 °F 57.2 °F 94% 30.09 in 4.0 mi WSW 6.9 mph - N/A   Overcast
4:53 AM 57.9 °F 55.9 °F 93% 30.08 in 9.0 mi WSW 4.6 mph - 0.00 in Rain Light Rain
5:53 AM 59.0 °F 55.9 °F 90% 30.10 in 8.0 mi SW 5.8 mph - 0.00 in   Overcast
6:53 AM 57.9 °F 55.0 °F 90% 30.11 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
7:53 AM 59.0 °F 55.0 °F 87% 30.11 in 9.0 mi SW 4.6 mph - N/A   Mostly Cloudy
8:53 AM 59.0 °F 55.0 °F 87% 30.13 in 10.0 mi WSW 6.9 mph - N/A   Overcast
9:53 AM 60.1 °F 55.0 °F 83% 30.14 in 7.0 mi WSW 6.9 mph - N/A   Overcast
10:53 AM 61.0 °F 55.0 °F 81% 30.12 in 10.0 mi SW 6.9 mph - N/A   Overcast
11:53 AM 64.0 °F 55.9 °F 75% 30.10 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
12:53 PM 63.0 °F 55.0 °F 75% 30.07 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
1:43 PM 60.8 °F 55.4 °F 82% 30.08 in 2.5 mi West 9.2 mph - 0.00 in Rain Light Rain
1:53 PM 60.1 °F 57.0 °F 90% 30.07 in 2.5 mi WSW 9.2 mph - 0.00 in Rain Light Rain
2:12 PM 60.8 °F 57.2 °F 88% 30.07 in 1.0 mi West 6.9 mph - 0.00 in Rain Light Rain
2:26 PM 60.8 °F 57.2 °F 88% 30.07 in 1.0 mi West 5.8 mph - 0.02 in Rain Light Rain
2:51 PM 60.8 °F 57.2 °F 88% 30.07 in 1.0 mi West 6.9 mph - 0.04 in Rain Light Rain
2:53 PM 60.1 °F 57.9 °F 93% 30.06 in 1.0 mi West 8.1 mph - 0.04 in Rain Light Rain
3:36 PM 60.8 °F 57.2 °F 88% 30.09 in 1.5 mi WSW 9.2 mph - 0.03 in Rain Light Rain
3:44 PM 60.8 °F 57.2 °F 88% 30.08 in 3.0 mi WSW 9.2 mph - 0.03 in   Overcast
3:53 PM 60.1 °F 57.9 °F 93% 30.07 in 4.0 mi SW 9.2 mph - 0.03 in   Overcast
4:04 PM 60.8 °F 57.2 °F 88% 30.09 in 5.0 mi SW 8.1 mph - N/A   Overcast
4:53 PM 60.1 °F 57.9 °F 93% 30.08 in 10.0 mi WSW 6.9 mph - 0.00 in Rain Light Rain
5:19 PM 60.8 °F 57.2 °F 88% 30.09 in 10.0 mi SW 9.2 mph - N/A   Overcast
5:53 PM 59.0 °F 57.0 °F 93% 30.08 in 10.0 mi WSW 9.2 mph - N/A   Overcast
6:53 PM 59.0 °F 55.9 °F 90% 30.09 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
7:53 PM 59.0 °F 55.9 °F 90% 30.10 in 9.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
8:53 PM 59.0 °F 55.9 °F 90% 30.10 in 9.0 mi WSW 5.8 mph - N/A   Overcast
9:53 PM 59.0 °F 55.9 °F 90% 30.11 in 10.0 mi SSW 3.5 mph - N/A   Overcast
10:21 PM 59.0 °F 55.4 °F 88% 30.12 in 9.0 mi WSW 4.6 mph - N/A   Overcast
10:53 PM 59.0 °F 55.9 °F 90% 30.11 in 2.5 mi SW 4.6 mph - 0.00 in Rain Light Rain
11:29 PM 57.2 °F 55.4 °F 94% 30.11 in 2.5 mi SW 3.5 mph - 0.01 in Rain Light Rain
11:53 PM 57.9 °F 55.9 °F 93% 30.11 in 2.0 mi WSW 3.5 mph - 0.03 in Rain Light Rain
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