Weather History for Ontario, OR

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Thursday, February 28, 2013

  Actual Average Record
Temperature  
Mean Temperature 37 °F 38 °F  
Max Temperature 42 °F 50 °F 65 °F (1959)
Min Temperature 31 °F 26 °F 6 °F (1993)
Degree Days  
Heating Degree Days 28 27  
Month to date heating degree days 799 886  
Since 1 July heating degree days 4514 4630  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 31 °F    
Average Humidity 73    
Maximum Humidity 92    
Minimum Humidity 53    
Precipitation  
Precipitation 0.01 in 0.03 in 0.45 in (1975)
Month to date precipitation 0.39 0.80  
Year to date precipitation 0.93 1.98  
Sea Level Pressure  
Sea Level Pressure 30.47 in    
Wind  
Wind Speed 3 mph (NNW)    
Max Wind Speed 10 mph    
Max Gust Speed 13 mph    
Visibility 10 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 28, 2013 Rise Set
Actual Time 7:26 AM MST 6:35 PM MST
Civil Twilight 6:57 AM MST 7:04 PM MST
Nautical Twilight 6:23 AM MST 7:38 PM MST
Astronomical Twilight 5:50 AM MST 8:11 PM MST
Moon 10:17 PM MST (2/28) 8:30 AM MST (2/28)
Length of Visible Light 12h 07m
Length of Day
11h 09m
Waning Gibbous, 90% of the Moon is Illuminated
Feb 28
Waning Gibbous
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter
Mar 27
Full

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 33.1 °F - 24.1 °F 70% 30.40 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 32.0 °F - 25.0 °F 75% 30.40 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 32.0 °F 28.7 °F 26.1 °F 79% 30.41 in 10.0 mi WNW 3.5 mph - N/A   Overcast
3:53 AM 33.1 °F - 27.0 °F 78% 30.40 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 33.1 °F - 27.0 °F 78% 30.41 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 34.0 °F 29.8 °F 27.0 °F 75% 30.41 in 10.0 mi SW 4.6 mph - N/A   Overcast
6:53 AM 34.0 °F - 27.0 °F 75% 30.43 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 35.1 °F - 27.0 °F 72% 30.45 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 37.0 °F - 26.1 °F 65% 30.46 in 10.0 mi Calm Calm - N/A   Overcast
9:53 AM 37.9 °F - 27.0 °F 65% 30.49 in 10.0 mi Calm Calm - N/A   Overcast
10:53 AM 39.9 °F 37.8 °F 26.1 °F 58% 30.49 in 10.0 mi SSE 3.5 mph - N/A   Overcast
11:53 AM 42.1 °F 38.4 °F 26.1 °F 53% 30.48 in 10.0 mi SSE 5.8 mph - N/A   Overcast
12:28 PM 39.2 °F - 30.2 °F 70% 30.44 in 9.0 mi Calm Calm - 0.00 in Rain Light Rain
12:53 PM 37.0 °F - 32.0 °F 82% 30.51 in 4.0 mi Calm Calm - 0.00 in Snow Light Snow
1:34 PM 37.4 °F 32.8 °F 33.8 °F 87% 30.43 in 10.0 mi North 5.8 mph - 0.01 in Rain Light Rain
1:41 PM 37.4 °F 32.8 °F 33.8 °F 87% 30.44 in 10.0 mi North 5.8 mph - 0.01 in   Overcast
1:53 PM 37.0 °F 32.4 °F 34.0 °F 89% 30.50 in 10.0 mi North 5.8 mph - 0.01 in   Overcast
2:21 PM 37.4 °F 32.1 °F 33.8 °F 87% 30.43 in 10.0 mi North 6.9 mph - N/A   Overcast
2:53 PM 39.0 °F 35.7 °F 34.0 °F 82% 30.48 in 10.0 mi North 4.6 mph - N/A   Overcast
3:01 PM 39.2 °F 34.2 °F 33.8 °F 81% 30.43 in 10.0 mi North 6.9 mph - N/A   Overcast
3:11 PM 37.4 °F 32.1 °F 33.8 °F 87% 30.43 in 10.0 mi North 6.9 mph - N/A   Overcast
3:34 PM 37.4 °F 30.8 °F 33.8 °F 87% 30.43 in 10.0 mi North 9.2 mph - N/A   Overcast
3:44 PM 39.2 °F 34.2 °F 33.8 °F 81% 30.43 in 10.0 mi North 6.9 mph - N/A   Overcast
3:51 PM 39.2 °F 34.2 °F 33.8 °F 81% 30.43 in 10.0 mi North 6.9 mph - N/A   Overcast
3:53 PM 39.0 °F 34.0 °F 34.0 °F 82% 30.49 in 10.0 mi North 6.9 mph - N/A   Overcast
4:53 PM 39.0 °F 34.8 °F 34.0 °F 82% 30.50 in 10.0 mi North 5.8 mph - N/A   Overcast
5:53 PM 39.0 °F 34.0 °F 34.0 °F 82% 30.51 in 10.0 mi North 6.9 mph - N/A   Overcast
6:53 PM 37.9 °F 34.4 °F 34.0 °F 86% 30.52 in 10.0 mi NNW 4.6 mph - N/A   Overcast
7:41 PM 37.4 °F 34.9 °F 35.6 °F 93% 30.47 in 10.0 mi WNW 3.5 mph - N/A   Overcast
7:53 PM 37.9 °F 34.4 °F 35.1 °F 89% 30.54 in 10.0 mi NW 4.6 mph - N/A   Overcast
8:53 PM 37.9 °F 35.5 °F 34.0 °F 86% 30.55 in 10.0 mi West 3.5 mph - N/A   Overcast
9:53 PM 37.9 °F - 35.1 °F 89% 30.56 in 10.0 mi Calm Calm - N/A   Overcast
10:53 PM 37.0 °F 33.3 °F 34.0 °F 89% 30.57 in 10.0 mi WSW 4.6 mph - N/A   Overcast
11:16 PM 35.6 °F 32.8 °F 33.8 °F 93% 30.52 in 8.0 mi WSW 3.5 mph - N/A   Scattered Clouds
11:28 PM 35.6 °F 31.7 °F 33.8 °F 93% 30.52 in 8.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
11:53 PM 35.1 °F 32.2 °F 33.1 °F 92% 30.57 in 7.0 mi West 3.5 mph - N/A   Overcast