Weather History for San Luis Obispo, CA

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Wednesday, October 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 78 °F -  
Max Temperature 96 °F 77 °F 98 °F (1974)
Min Temperature 61 °F 49 °F 39 °F (2003)
Cooling Degree Days 14    
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 42    
Maximum Humidity 87    
Minimum Humidity 16    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.79 in    
Wind  
Wind Speed 4 mph (WNW)    
Max Wind Speed 17 mph    
Max Gust Speed 63 mph    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 17, 2012 Rise Set
Actual Time 7:10 AM PDT 6:24 PM PDT
Civil Twilight 6:45 AM PDT 6:49 PM PDT
Nautical Twilight 6:15 AM PDT 7:19 PM PDT
Astronomical Twilight 5:46 AM PDT 7:48 PM PDT
Moon 9:44 AM PDT (10/17) 8:11 PM PDT (10/17)
Length of Visible Light 12h 04m
Length of Day
11h 13m
Waxing Crescent, 8% of the Moon is Illuminated
Oct 17
Waxing Crescent
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 61.0 °F 57.0 °F 87% 29.82 in 10.0 mi Calm Calm - N/A   Clear
1:56 AM 63.0 °F 57.0 °F 81% 29.82 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 68.0 °F 57.9 °F 70% 29.79 in 10.0 mi WSW 3.5 mph - N/A   Clear
4:56 AM 73.0 °F 57.9 °F 59% 29.78 in 10.0 mi WSW 4.6 mph - N/A   Clear
5:56 AM 78.1 °F 54.0 °F 43% 29.79 in 10.0 mi NE 3.5 mph - N/A   Clear
6:56 AM 75.9 °F 52.0 °F 43% 29.80 in 10.0 mi ENE 5.8 mph - N/A   Clear
7:56 AM 78.1 °F 48.0 °F 35% 29.81 in 10.0 mi Variable 3.5 mph - N/A   Clear
8:56 AM 79.0 °F 48.9 °F 35% 29.81 in 10.0 mi SW 4.6 mph - N/A   Clear
9:56 AM 84.9 °F 44.1 °F 24% 29.81 in 10.0 mi SE 15.0 mph 19.6 mph N/A   Clear
10:56 AM 87.1 °F 44.1 °F 22% 29.80 in 10.0 mi WNW 5.8 mph - N/A   Clear
11:56 AM 90.0 °F 43.0 °F 19% 29.79 in 10.0 mi NW 5.8 mph - N/A   Clear
12:56 PM 91.9 °F 43.0 °F 18% 29.77 in 10.0 mi Calm Calm - N/A   Clear
1:56 PM 95.0 °F 43.0 °F 17% 29.74 in 10.0 mi Calm Calm - N/A   Clear
2:56 PM 96.1 °F 43.0 °F 16% 29.72 in 10.0 mi NW 6.9 mph - N/A   Clear
3:56 PM 88.0 °F 48.0 °F 25% 29.74 in 10.0 mi NW 17.3 mph - N/A   Clear
4:56 PM 84.9 °F 48.0 °F 28% 29.74 in 10.0 mi NW 13.8 mph - N/A   Clear
5:56 PM 82.0 °F 48.0 °F 30% 29.75 in 10.0 mi NW 9.2 mph - N/A   Clear
6:56 PM 77.0 °F 48.0 °F 36% 29.77 in 10.0 mi West 3.5 mph - N/A   Clear
7:56 PM 72.0 °F 50.0 °F 46% 29.78 in 10.0 mi ESE 3.5 mph - N/A   Clear
8:15 PM 71.6 °F 50.0 °F 46% 29.80 in 10.0 mi Variable 3.5 mph 63.3 mph N/A   Squalls
8:56 PM 70.0 °F 51.1 °F 51% 29.79 in 10.0 mi Calm Calm - N/A   Clear
9:56 PM 66.0 °F 51.1 °F 59% 29.81 in 10.0 mi Calm Calm - N/A   Clear
10:56 PM 64.9 °F 51.1 °F 61% 29.82 in 10.0 mi North - - N/A   Clear
11:56 PM 64.9 °F 50.0 °F 58% 29.83 in 10.0 mi ESE 3.5 mph - N/A   Clear