Weather History for KPRB - September, 2012

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Monday, September 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 67 °F 69 °F  
Max Temperature 85 °F 88 °F 104 °F (1991)
Min Temperature 49 °F 50 °F 40 °F (1993)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 0 5  
Since 1 July heating degree days 4 13  
Cooling Degree Days 2 5  
Month to date cooling degree days 155 106  
Year to date cooling degree days 986 839  
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 54    
Maximum Humidity 93    
Minimum Humidity 15    
Precipitation  
Precipitation 0.00 in 0.01 in 1.42 in (1998)
Month to date precipitation 0.00 0.07  
Year to date precipitation 5.88 8.97  
Since 1 July precipitation 0.01 0.18  
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 7 mph (WSW)    
Max Wind Speed 18 mph    
Max Gust Speed 21 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 17, 2012 Rise Set
Actual Time 6:47 AM PDT 7:05 PM PDT
Civil Twilight 6:21 AM PDT 7:31 PM PDT
Nautical Twilight 5:51 AM PDT 8:01 PM PDT
Astronomical Twilight 5:21 AM PDT 8:31 PM PDT
Moon 8:36 AM PDT (9/17) 7:58 PM PDT (9/17)
Length of Visible Light 13h 09m
Length of Day
12h 18m
Waxing Crescent, 4% of the Moon is Illuminated
Sep 17
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 57.0 °F 46.9 °F 69% 29.99 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 55.9 °F 48.0 °F 75% 29.99 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 53.1 °F 43.0 °F 69% 29.99 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 52.0 °F 45.0 °F 77% 29.99 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 53.1 °F 46.9 °F 80% 29.99 in 10.0 mi NW 3.5 mph - N/A   Clear
5:53 AM 50.0 °F 46.0 °F 86% 30.00 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 48.2 °F 44.6 °F 87% 30.03 in 10.0 mi NNW 3.5 mph - N/A   Clear
7:08 AM 48.2 °F 46.4 °F 93% 30.03 in 5.0 mi NNW 4.6 mph - N/A   Scattered Clouds
7:14 AM 48.2 °F 46.4 °F 93% 30.03 in 1.8 mi NW 3.5 mph - N/A   Mostly Cloudy
7:22 AM 48.2 °F 48.2 °F 100% 30.04 in 3.0 mi Calm Calm - N/A   Mostly Cloudy
7:30 AM 50.0 °F 48.2 °F 94% 30.04 in 1.8 mi Calm Calm - N/A   Overcast
7:43 AM 50.0 °F 48.2 °F 94% 30.04 in 2.0 mi Calm Calm - N/A   Overcast
7:53 AM 50.0 °F 48.9 °F 96% 30.03 in 1.8 mi WNW 3.5 mph - N/A   Overcast
8:04 AM 51.8 °F 48.2 °F 88% 30.04 in 3.0 mi Calm Calm - N/A   Overcast
8:36 AM 53.6 °F 48.2 °F 82% 30.04 in 6.0 mi Variable 3.5 mph - N/A   Partly Cloudy
8:53 AM 55.9 °F 48.9 °F 77% 30.03 in 8.0 mi Variable 3.5 mph - N/A   Clear
9:53 AM 61.0 °F 48.9 °F 64% 30.03 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 68.0 °F 48.0 °F 49% 30.02 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 78.1 °F 48.0 °F 35% 29.99 in 10.0 mi WSW 5.8 mph - N/A   Clear
12:53 PM 84.0 °F 41.0 °F 22% 29.97 in 10.0 mi SSW 10.4 mph 17.3 mph N/A   Clear
1:53 PM 84.0 °F 33.1 °F 16% 29.95 in 10.0 mi SW 13.8 mph 19.6 mph N/A   Clear
2:53 PM 82.9 °F 33.1 °F 17% 29.94 in 10.0 mi SSW 11.5 mph - N/A   Clear
3:53 PM 82.9 °F 30.9 °F 15% 29.94 in 10.0 mi SSW 11.5 mph - N/A   Clear
4:53 PM 80.1 °F 33.1 °F 18% 29.94 in 10.0 mi SSW 17.3 mph - N/A   Clear
5:53 PM 75.0 °F 35.1 °F 23% 29.95 in 10.0 mi SSW 15.0 mph - N/A   Clear
6:53 PM 70.0 °F 44.1 °F 39% 29.96 in 10.0 mi South 12.7 mph - N/A   Clear
7:53 PM 64.0 °F 46.9 °F 54% 29.98 in 10.0 mi South 13.8 mph - N/A   Clear
8:53 PM 61.0 °F 46.0 °F 58% 30.00 in 10.0 mi WSW 6.9 mph - N/A   Clear
9:53 PM 59.0 °F 46.9 °F 64% 30.01 in 10.0 mi WNW 8.1 mph - N/A   Clear
10:53 PM 55.9 °F 48.0 °F 75% 30.03 in 10.0 mi NW 6.9 mph - N/A   Clear
11:53 PM 54.0 °F 48.0 °F 80% 30.02 in 10.0 mi West 4.6 mph - N/A   Clear