Weather History for Novato, CA

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Tuesday, August 21, 2012

  Actual Average (KAPC) Record (KAPC)
Temperature  
Mean Temperature 64 °F 66 °F  
Max Temperature 82 °F 80 °F 90 °F (2009)
Min Temperature 46 °F 52 °F 47 °F (2001)
Degree Days  
Heating Degree Days 1    
Month to date heating degree days  
Since 1 June heating degree days  
Since 1 July heating degree days  
Cooling Degree Days 0    
Month to date cooling degree days  
Year to date cooling degree days  
Since 1 June cooling degree days  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 79    
Maximum Humidity 100    
Minimum Humidity 32    
Precipitation  
Precipitation 0.00 in - 0.30 in (2003)
Month to date precipitation  
Year to date precipitation  
Since 1 July precipitation  
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 2 mph (SSE)    
Max Wind Speed 14 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 21, 2012 Rise Set
Actual Time 6:30 AM PDT 7:54 PM PDT
Civil Twilight 6:03 AM PDT 8:22 PM PDT
Nautical Twilight 5:30 AM PDT 8:55 PM PDT
Astronomical Twilight 4:55 AM PDT 9:30 PM PDT
Moon 11:02 AM PDT (8/21) 10:04 PM PDT (8/21)
Length of Visible Light 14h 19m
Length of Day
13h 23m
Waxing Crescent, 20% of the Moon is Illuminated
Aug 21
Waxing Crescent
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New

Hourly Weather History & Observations

Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 51.8 °F - 51.8 °F 100% 29.90 in 10.0 mi NW 3.5 mph - N/A   Unknown
12:35 AM 50.0 °F - 50.0 °F 100% 29.90 in 10.0 mi Calm Calm - N/A   Unknown
12:55 AM 50.0 °F - 50.0 °F 100% 29.90 in 10.0 mi Calm Calm - N/A   Unknown
1:15 AM 51.8 °F - 50.0 °F 94% 29.89 in 10.0 mi Calm Calm - N/A   Unknown
1:35 AM 51.8 °F - 50.0 °F 94% 29.89 in 10.0 mi Calm Calm - N/A   Unknown
1:55 AM 48.2 °F - 48.2 °F 100% 29.89 in 9.0 mi Calm Calm - N/A   Unknown
2:15 AM 48.2 °F - 48.2 °F 100% 29.89 in 10.0 mi Calm Calm - N/A   Unknown
2:35 AM 50.0 °F - 50.0 °F 100% 29.89 in 10.0 mi Calm Calm - N/A   Unknown
2:55 AM 50.0 °F - 50.0 °F 100% 29.89 in 10.0 mi Calm Calm - N/A   Unknown
3:15 AM 50.0 °F - 50.0 °F 100% 29.89 in 10.0 mi Calm Calm - N/A   Unknown
3:35 AM 48.2 °F - 48.2 °F 100% 29.89 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 50.0 °F - 50.0 °F 100% 29.89 in 10.0 mi Calm Calm - N/A   Clear
4:15 AM 48.2 °F - 48.2 °F 100% 29.88 in 10.0 mi Calm Calm - N/A   Clear
4:35 AM 46.4 °F - 46.4 °F 100% 29.89 in 6.0 mi Calm Calm - N/A   Partly Cloudy
4:55 AM 48.2 °F - 48.2 °F 100% 29.89 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
5:15 AM 50.0 °F - 50.0 °F 100% 29.89 in 10.0 mi Calm Calm - N/A   Overcast
5:35 AM 50.0 °F - 50.0 °F 100% 29.89 in 10.0 mi Calm Calm - N/A   Overcast
5:55 AM 51.8 °F - 51.8 °F 100% 29.89 in 10.0 mi Calm Calm - N/A   Overcast
6:15 AM 51.8 °F - 51.8 °F 100% 29.90 in 10.0 mi Calm Calm - N/A   Overcast
6:35 AM 51.8 °F - 51.8 °F 100% 29.90 in 10.0 mi Calm Calm - N/A   Overcast
6:55 AM 51.8 °F - 51.8 °F 100% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
7:15 AM 51.8 °F - 51.8 °F 100% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
7:35 AM 51.8 °F - 51.8 °F 100% 29.91 in 10.0 mi SSW 3.5 mph - N/A   Overcast
7:55 AM 53.6 °F - 53.6 °F 100% 29.92 in 10.0 mi Calm Calm - N/A   Overcast
8:15 AM 53.6 °F - 53.6 °F 100% 29.93 in 10.0 mi Calm Calm - N/A   Overcast
8:35 AM 53.6 °F - 53.6 °F 100% 29.93 in 7.0 mi Calm Calm - N/A   Overcast
8:55 AM 53.6 °F - 53.6 °F 100% 29.93 in 7.0 mi Calm Calm - N/A   Overcast
9:15 AM 55.4 °F - 53.6 °F 94% 29.93 in 9.0 mi NW 3.5 mph - N/A   Overcast
9:35 AM 55.4 °F - 53.6 °F 94% 29.93 in 10.0 mi NW 3.5 mph - N/A   Overcast
9:55 AM 55.4 °F - 53.6 °F 94% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:15 AM 57.2 °F - 53.6 °F 88% 29.94 in 10.0 mi ENE 3.5 mph - N/A   Partly Cloudy
10:35 AM 59.0 °F - 53.6 °F 82% 29.94 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 62.6 °F - 53.6 °F 72% 29.93 in 10.0 mi Calm Calm - N/A   Clear
11:15 AM 64.4 °F - 53.6 °F 68% 29.93 in 10.0 mi ESE 4.6 mph - N/A   Clear
11:35 AM 66.2 °F - 55.4 °F 68% 29.93 in 10.0 mi SE 4.6 mph - N/A   Clear
11:55 AM 66.2 °F - 55.4 °F 68% 29.92 in 10.0 mi SSE 4.6 mph - N/A   Clear
12:15 PM 69.8 °F - 55.4 °F 60% 29.92 in 10.0 mi SE 5.8 mph - N/A   Clear
12:35 PM 71.6 °F - 55.4 °F 57% 29.91 in 10.0 mi SE 6.9 mph - N/A   Clear
12:55 PM 69.8 °F - 57.2 °F 64% 29.91 in 10.0 mi ESE 8.1 mph - N/A   Clear
1:15 PM 71.6 °F - 57.2 °F 60% 29.90 in 10.0 mi SE 8.1 mph - N/A   Clear
1:35 PM 73.4 °F - 57.2 °F 57% 29.90 in 10.0 mi ESE 4.6 mph - N/A   Clear
1:55 PM 73.4 °F - 57.2 °F 57% 29.89 in 10.0 mi ESE 6.9 mph - N/A   Clear
2:15 PM 75.2 °F - 57.2 °F 53% 29.88 in 10.0 mi SE 6.9 mph - N/A   Clear
2:35 PM 75.2 °F - 57.2 °F 53% 29.88 in 10.0 mi ESE 6.9 mph - N/A   Clear
2:55 PM 77.0 °F - 57.2 °F 50% 29.87 in 10.0 mi SE 6.9 mph - N/A   Clear
3:35 PM 82.4 °F - 50.0 °F 32% 29.86 in 10.0 mi SSW 10.4 mph - N/A   Clear
3:55 PM 82.4 °F 81.7 °F 55.4 °F 39% 29.86 in 10.0 mi ENE 9.2 mph 17.3 mph N/A   Clear
4:15 PM 80.6 °F 80.5 °F 55.4 °F 42% 29.86 in 10.0 mi Calm Calm - N/A   Clear
4:35 PM 80.6 °F 80.3 °F 53.6 °F 39% 29.86 in 10.0 mi SW 8.1 mph - N/A   Clear
4:55 PM 77.0 °F - 53.6 °F 44% 29.85 in 10.0 mi SW 13.8 mph - N/A   Clear
5:15 PM 75.2 °F - 53.6 °F 47% 29.85 in 10.0 mi SSW 10.4 mph 20.7 mph N/A   Clear
5:35 PM 75.2 °F - 53.6 °F 47% 29.84 in 10.0 mi SW 12.7 mph - N/A   Clear
5:55 PM 75.2 °F - 53.6 °F 47% 29.84 in 10.0 mi SW 8.1 mph - N/A   Clear
6:15 PM 75.2 °F - 53.6 °F 47% 29.84 in 10.0 mi WSW 4.6 mph - N/A   Clear
6:35 PM 73.4 °F - 53.6 °F 50% 29.84 in 10.0 mi SW 6.9 mph - N/A   Clear
6:55 PM 71.6 °F - 53.6 °F 53% 29.84 in 10.0 mi SW 8.1 mph - N/A   Clear
7:15 PM 68.0 °F - 53.6 °F 60% 29.84 in 10.0 mi SW 8.1 mph - N/A   Clear
7:35 PM 66.2 °F - 53.6 °F 64% 29.84 in 10.0 mi SSW 4.6 mph - N/A   Clear
7:55 PM 66.2 °F - 53.6 °F 64% 29.84 in 10.0 mi SSE 3.5 mph - N/A   Clear
8:15 PM 64.4 °F - 53.6 °F 68% 29.84 in 10.0 mi South 5.8 mph - N/A   Clear
8:35 PM 62.6 °F - 53.6 °F 72% 29.85 in 10.0 mi ESE 3.5 mph - N/A   Clear
8:55 PM 60.8 °F - 53.6 °F 77% 29.86 in 10.0 mi East 5.8 mph - N/A   Clear
9:15 PM 60.8 °F - 53.6 °F 77% 29.87 in 10.0 mi ESE 5.8 mph - N/A   Clear
9:55 PM 59.0 °F - 53.6 °F 82% 29.88 in 10.0 mi East 4.6 mph - N/A   Clear
10:15 PM 57.2 °F - 53.6 °F 88% 29.88 in 10.0 mi SE 3.5 mph - N/A   Clear
10:35 PM 57.2 °F - 53.6 °F 88% 29.88 in 10.0 mi ESE 4.6 mph - N/A   Clear
10:55 PM 57.2 °F - 53.6 °F 88% 29.87 in 10.0 mi Calm Calm - N/A   Clear
11:15 PM 55.4 °F - 53.6 °F 94% 29.87 in 10.0 mi Calm Calm - N/A   Clear
11:35 PM 55.4 °F - 53.6 °F 94% 29.88 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 55.4 °F - 53.6 °F 94% 29.88 in 10.0 mi Calm Calm - N/A   Clear