Weather History for KVSF - August, 2013

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Monday, August 26, 2013

  Actual Average Record
Temperature  
Mean Temperature 68 °F 66 °F  
Max Temperature 76 °F 78 °F 87 °F (1998)
Min Temperature 60 °F 54 °F 46 °F (2005)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 28  
Since 1 June heating degree days 141  
Since 1 July heating degree days 45  
Cooling Degree Days 3 3  
Month to date cooling degree days 50 94  
Year to date cooling degree days 416 309  
Since 1 June cooling degree days 392 297  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 63 °F    
Average Humidity 84    
Maximum Humidity 100    
Minimum Humidity 68    
Precipitation  
Precipitation 0.11 in 0.13 in 0.11 in (2013)
Month to date precipitation 1.68 3.25  
Year to date precipitation 24.89 27.84  
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 2 mph (SSW)    
Max Wind Speed 10 mph    
Max Gust Speed 14 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 26, 2013 Rise Set
Actual Time 6:07 AM EDT 7:35 PM EDT
Civil Twilight 5:37 AM EDT 8:04 PM EDT
Nautical Twilight 5:01 AM EDT 8:40 PM EDT
Astronomical Twilight 4:23 AM EDT 9:18 PM EDT
Moon 10:31 PM EDT (8/26) 12:18 PM EDT (8/26)
Length of Visible Light 14h 26m
Length of Day
13h 27m
Waning Gibbous, 67% of the Moon is Illuminated
Aug 26
Waning Gibbous
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 61.0 °F 60.1 °F 97% 30.19 in 7.0 mi Calm Calm - 0.03 in Rain Rain
1:54 AM 61.0 °F 60.1 °F 97% 30.16 in 10.0 mi WSW 3.5 mph - 0.02 in   Overcast
2:54 AM 61.0 °F 60.1 °F 97% 30.13 in 5.0 mi Calm Calm - 0.04 in Rain Rain
3:52 AM 60.8 °F 60.8 °F 100% 30.14 in 10.0 mi Calm Calm - 0.05 in Rain Light Rain
3:54 AM 61.0 °F 60.1 °F 97% 30.14 in 10.0 mi Calm Calm - 0.05 in Rain Light Rain
4:54 AM 61.0 °F 60.1 °F 97% 30.10 in 10.0 mi SSW 4.6 mph - 0.01 in   Overcast
5:54 AM 62.1 °F 59.0 °F 90% 30.08 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
6:54 AM 62.1 °F 60.1 °F 93% 30.08 in 10.0 mi Calm Calm - 0.00 in   Overcast
7:54 AM 62.1 °F 60.1 °F 93% 30.07 in 10.0 mi Calm Calm - 0.00 in   Overcast
8:54 AM 64.0 °F 61.0 °F 90% 30.06 in 10.0 mi Variable 3.5 mph - N/A   Overcast
9:54 AM 69.1 °F 63.0 °F 81% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:54 AM 73.9 °F 62.1 °F 66% 30.03 in 10.0 mi Variable 6.9 mph - N/A   Mostly Cloudy
1:45 PM 73.4 °F 62.6 °F 69% 29.97 in 10.0 mi SSE 4.6 mph - N/A   Overcast
1:54 PM 73.0 °F 62.1 °F 68% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
2:54 PM 73.9 °F 64.0 °F 71% 29.95 in 10.0 mi NE 3.5 mph - N/A   Overcast
3:54 PM 75.0 °F 64.0 °F 69% 29.93 in 10.0 mi Calm Calm - N/A   Overcast
4:54 PM 73.9 °F 66.0 °F 76% 29.92 in 10.0 mi Calm Calm - N/A   Overcast
5:54 PM 73.9 °F 66.0 °F 76% 29.91 in 10.0 mi WSW 4.6 mph - N/A   Overcast
6:54 PM 73.0 °F 66.0 °F 79% 29.92 in 10.0 mi Calm Calm - N/A   Overcast
7:54 PM 72.0 °F 66.0 °F 81% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
8:54 PM 70.0 °F 66.0 °F 87% 29.91 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
9:54 PM 69.1 °F 66.0 °F 90% 29.92 in 8.0 mi Calm Calm - 0.00 in Rain Light Rain
10:54 PM 66.9 °F 66.0 °F 97% 29.91 in 4.0 mi Calm Calm - 0.00 in   Mostly Cloudy
11:54 PM 66.9 °F 66.0 °F 97% 29.90 in 2.5 mi Calm Calm - N/A   Overcast