Grass Valley, CA

1:43 PM PST on December 16, 2017 (GMT -0800)
Grass Valley

Weather History for KGOO - September, 2012

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Monday, September 17, 2012

  Actual Average (KAUN) Record (KAUN)
Temperature  
Mean Temperature 75 °F -  
Max Temperature 82 °F 84 °F 100 °F (1971)
Min Temperature 68 °F 56 °F 46 °F (1954)
Cooling Degree Days 10    
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 33 °F    
Average Humidity 22    
Maximum Humidity 33    
Minimum Humidity 16    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 1 mph ()    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 10.0 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: Averaged Metar Reports

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Date:

Astronomy

Sep. 17, 2012 Rise Set
Actual Time 6:47 AM PDT 7:08 PM PDT
Civil Twilight 6:20 AM PDT 7:34 PM PDT
Nautical Twilight 5:49 AM PDT 8:06 PM PDT
Astronomical Twilight 5:17 AM PDT 8:38 PM PDT
Moon 8:41 AM PDT (9/17) 7:55 PM PDT (9/17)
Length of Visible Light 13h 14m
Length of Day
12h 20m
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
12:15 AM 73.4 °F 28.4 °F 19% 30.12 in 10.0 mi Calm Calm - N/A   Clear
12:35 AM 71.6 °F 28.4 °F 20% 30.12 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 71.6 °F 28.4 °F 20% 30.12 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 71.6 °F 28.4 °F 20% 30.12 in 10.0 mi Calm Calm - N/A   Clear
1:35 AM 69.8 °F 28.4 °F 21% 30.12 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 69.8 °F 30.2 °F 23% 30.12 in 10.0 mi Calm Calm - N/A   Clear
2:15 AM 68.0 °F 30.2 °F 24% 30.12 in 10.0 mi Calm Calm - N/A   Clear
2:35 AM 69.8 °F 30.2 °F 23% 30.11 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 71.6 °F 28.4 °F 20% 30.11 in 10.0 mi Calm Calm - N/A   Clear
3:15 AM 71.6 °F 26.6 °F 19% 30.11 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 71.6 °F 26.6 °F 19% 30.11 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 71.6 °F 26.6 °F 19% 30.11 in 10.0 mi Calm Calm - N/A   Clear
4:15 AM 71.6 °F 26.6 °F 19% 30.10 in 10.0 mi Calm Calm - N/A   Clear
4:35 AM 71.6 °F 28.4 °F 20% 30.10 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 71.6 °F 28.4 °F 20% 30.10 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 69.8 °F 28.4 °F 21% 30.10 in 10.0 mi Calm Calm - N/A   Clear
5:35 AM 69.8 °F 28.4 °F 21% 30.10 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 69.8 °F 26.6 °F 20% 30.10 in 10.0 mi Calm Calm - N/A   Clear
6:15 AM 69.8 °F 26.6 °F 20% 30.10 in 10.0 mi Calm Calm - N/A   Clear
6:35 AM 68.0 °F 28.4 °F 23% 30.11 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 69.8 °F 26.6 °F 20% 30.11 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 71.6 °F 26.6 °F 19% 30.11 in 10.0 mi Calm Calm - N/A   Clear
7:35 AM 71.6 °F 28.4 °F 20% 30.12 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 71.6 °F 28.4 °F 20% 30.12 in 10.0 mi Calm Calm - N/A   Clear
8:15 AM 73.4 °F 32.0 °F 22% 30.12 in 10.0 mi Calm Calm - N/A   Clear
8:35 AM 75.2 °F 32.0 °F 21% 30.12 in 10.0 mi Calm Calm - N/A   Clear
8:55 AM 77.0 °F 30.2 °F 18% 30.12 in 10.0 mi Calm Calm - N/A   Clear
9:15 AM 80.6 °F 32.0 °F 17% 30.12 in 10.0 mi Calm Calm - N/A   Clear
9:35 AM 80.6 °F 35.6 °F 20% 30.12 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 80.6 °F 33.8 °F 18% 30.11 in 10.0 mi Calm Calm - N/A   Clear
10:15 AM 82.4 °F 37.4 °F 20% 30.11 in 10.0 mi Calm Calm - N/A   Clear
10:35 AM 82.4 °F 32.0 °F 16% 30.11 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 82.4 °F 35.6 °F 19% 30.11 in 10.0 mi WNW 6.9 mph - N/A   Clear
11:15 AM 82.4 °F 37.4 °F 20% 30.11 in 10.0 mi WSW 4.6 mph - N/A   Clear
11:35 AM 82.4 °F 35.6 °F 19% 30.11 in 10.0 mi West 6.9 mph - N/A   Clear
11:55 AM 82.4 °F 35.6 °F 19% 30.10 in 10.0 mi West 5.8 mph - N/A   Clear
12:15 PM 82.4 °F 35.6 °F 19% 30.10 in 10.0 mi West 9.2 mph - N/A   Clear
12:35 PM 82.4 °F 37.4 °F 20% 30.10 in 10.0 mi WSW 8.1 mph - N/A   Clear
12:55 PM 82.4 °F 39.2 °F 21% 30.10 in 10.0 mi West 6.9 mph - N/A   Clear
1:15 PM 80.6 °F 39.2 °F 23% 30.10 in 10.0 mi WSW 4.6 mph - N/A   Clear
1:35 PM 82.4 °F 37.4 °F 20% 30.09 in 10.0 mi WSW 3.5 mph - N/A   Clear
1:55 PM 82.4 °F 37.4 °F 20% 30.09 in 10.0 mi WSW 8.1 mph - N/A   Clear
2:15 PM 82.4 °F 37.4 °F 20% 30.09 in 10.0 mi WSW 6.9 mph - N/A   Clear
2:35 PM 80.6 °F 37.4 °F 21% 30.09 in 10.0 mi West 5.8 mph - N/A   Clear
2:55 PM 80.6 °F 37.4 °F 21% 30.09 in 10.0 mi SW 4.6 mph - N/A   Clear
3:15 PM 82.4 °F 37.4 °F 20% 30.09 in 10.0 mi WSW 3.5 mph - N/A   Clear
3:35 PM 80.6 °F 35.6 °F 20% 30.09 in 10.0 mi SW 5.8 mph - N/A   Clear
3:55 PM 82.4 °F 33.8 °F 17% 30.08 in 10.0 mi Calm Calm - N/A   Clear
4:15 PM 80.6 °F 33.8 °F 18% 30.09 in 10.0 mi SSW 3.5 mph - N/A   Clear
4:35 PM 80.6 °F 35.6 °F 20% 30.08 in 10.0 mi WSW 4.6 mph - N/A   Clear
4:55 PM 80.6 °F 35.6 °F 20% 30.09 in 10.0 mi West 5.8 mph - N/A   Clear
5:15 PM 80.6 °F 33.8 °F 18% 30.08 in 10.0 mi West 3.5 mph - N/A   Clear
5:35 PM 80.6 °F 33.8 °F 18% 30.08 in 10.0 mi WNW 4.6 mph - N/A   Clear
5:55 PM 80.6 °F 32.0 °F 17% 30.08 in 10.0 mi Calm Calm - N/A   Clear
6:15 PM 80.6 °F 32.0 °F 17% 30.08 in 10.0 mi Calm Calm - N/A   Clear
6:35 PM 78.8 °F 33.8 °F 20% 30.08 in 10.0 mi Calm Calm - N/A   Clear
6:55 PM 77.0 °F 35.6 °F 22% 30.09 in 10.0 mi Calm Calm - N/A   Clear
7:15 PM 75.2 °F 35.6 °F 24% 30.09 in 10.0 mi Calm Calm - N/A   Clear
7:35 PM 73.4 °F 37.4 °F 27% 30.09 in 10.0 mi Calm Calm - N/A   Clear
7:55 PM 73.4 °F 37.4 °F 27% 30.09 in 10.0 mi Calm Calm - N/A   Clear
8:15 PM 71.6 °F 39.2 °F 31% 30.10 in 10.0 mi Calm Calm - N/A   Clear
8:35 PM 71.6 °F 37.4 °F 29% 30.10 in 10.0 mi Calm Calm - N/A   Clear
9:15 PM 71.6 °F 37.4 °F 29% 30.11 in 10.0 mi Calm Calm - N/A   Clear
9:35 PM 71.6 °F 37.4 °F 29% 30.11 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 71.6 °F 37.4 °F 29% 30.11 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 71.6 °F 35.6 °F 27% 30.11 in 10.0 mi East 4.6 mph - N/A   Clear
10:35 PM 71.6 °F 37.4 °F 29% 30.11 in 10.0 mi Calm Calm - N/A   Clear
10:55 PM 69.8 °F 37.4 °F 31% 30.12 in 10.0 mi Calm Calm - N/A   Clear
11:15 PM 69.8 °F 37.4 °F 31% 30.12 in 10.0 mi Calm Calm - N/A   Clear
11:35 PM 68.0 °F 37.4 °F 33% 30.11 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 68.0 °F 37.4 °F 33% 30.11 in 10.0 mi Calm Calm - N/A   Clear