Weather History for San Carlos, CA

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Monday, August 19, 2013

  Actual Average Record
Temperature  
Mean Temperature 73 °F -  
Max Temperature 82 °F 79 °F 97 °F (1950)
Min Temperature 64 °F 54 °F 46 °F (1975)
Cooling Degree Days 8    
Growing Degree Days 23 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 73    
Maximum Humidity 83    
Minimum Humidity 42    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.85 in    
Wind  
Wind Speed 5 mph (NNW)    
Max Wind Speed 14 mph    
Max Gust Speed -    
Visibility 10 miles    
Events Thunderstorm    
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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Astronomy

Aug. 19, 2013 Rise Set
Actual Time 6:28 AM PDT 7:55 PM PDT
Civil Twilight 6:01 AM PDT 8:23 PM PDT
Nautical Twilight 5:28 AM PDT 8:56 PM PDT
Astronomical Twilight 4:53 AM PDT 9:30 PM PDT
Moon 6:50 PM PDT (8/19) 4:54 AM PDT (8/19)
Length of Visible Light 14h 22m
Length of Day
13h 27m
Waxing Gibbous, 98% of the Moon is Illuminated
Aug 19
Waxing Gibbous
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter

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 71.6 °F - 64.4 °F 78% 29.83 in 10.0 mi North 4.6 mph - N/A   Clear
12:35 AM 69.8 °F - 62.6 °F 78% 29.82 in 10.0 mi NNW 3.5 mph - N/A   Clear
12:55 AM 68.0 °F - 60.8 °F 78% 29.82 in 10.0 mi NW 4.6 mph - N/A   Clear
1:15 AM 68.0 °F - 59.0 °F 73% 29.83 in 10.0 mi WNW 4.6 mph - N/A   Clear
1:35 AM 68.0 °F - 59.0 °F 73% 29.82 in 10.0 mi NW 3.5 mph - N/A   Clear
1:55 AM 68.0 °F - 59.0 °F 73% 29.81 in 10.0 mi WNW 3.5 mph - N/A   Clear
2:15 AM 68.0 °F - 59.0 °F 73% 29.81 in 10.0 mi North 5.8 mph - N/A   Clear
2:35 AM 66.2 °F - 59.0 °F 78% 29.81 in 10.0 mi NNW 3.5 mph - N/A   Clear
2:55 AM 66.2 °F - 59.0 °F 78% 29.81 in 10.0 mi NW 3.5 mph - N/A   Clear
3:15 AM 66.2 °F - 57.2 °F 73% 29.81 in 10.0 mi NW 6.9 mph - N/A   Clear
3:35 AM 66.2 °F - 57.2 °F 73% 29.82 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 66.2 °F - 59.0 °F 78% 29.81 in 10.0 mi South 3.5 mph - N/A   Clear
4:15 AM 66.2 °F - 59.0 °F 78% 29.81 in 10.0 mi Calm Calm - N/A   Clear
4:35 AM 66.2 °F - 60.8 °F 83% 29.81 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 66.2 °F - 59.0 °F 78% 29.82 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 66.2 °F - 59.0 °F 78% 29.83 in 10.0 mi Calm Calm - N/A   Clear
5:35 AM 66.2 °F - 59.0 °F 78% 29.84 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 66.2 °F - 59.0 °F 78% 29.84 in 10.0 mi NW 3.5 mph - N/A   Clear
6:15 AM 64.4 °F - 59.0 °F 83% 29.85 in 10.0 mi NNW 4.6 mph - N/A   Clear
6:35 AM 64.4 °F - 57.2 °F 77% 29.85 in 10.0 mi NW 5.8 mph - N/A   Clear
6:47 AM 64.4 °F - 59.0 °F 83% 29.86 in 10.0 mi NW 4.6 mph - N/A   Scattered Clouds
6:55 AM 64.4 °F - 59.0 °F 83% 29.86 in 10.0 mi NW 6.9 mph - N/A   Clear
7:54 AM 66.2 °F - 59.0 °F 78% 29.87 in 10.0 mi NW 4.6 mph - N/A   Partly Cloudy
8:49 AM 68.0 °F - 60.8 °F 78% 29.90 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:47 AM 71.6 °F - 62.6 °F 73% 29.90 in 10.0 mi NE 4.6 mph - N/A   Partly Cloudy
10:47 AM 69.8 °F - 62.6 °F 78% 29.90 in 10.0 mi North 11.5 mph - N/A   Partly Cloudy
11:53 AM 73.4 °F - 62.6 °F 69% 29.90 in 10.0 mi NNE 9.2 mph - N/A   Scattered Clouds
12:47 PM 77.0 °F - 59.0 °F 54% 29.88 in 10.0 mi NW 9.2 mph - N/A   Scattered Clouds
1:50 PM 78.8 °F - 59.0 °F 51% 29.86 in 10.0 mi North 11.5 mph - N/A   Scattered Clouds
2:47 PM 78.8 °F - 59.0 °F 51% 29.85 in 10.0 mi NNW 13.8 mph - N/A   Scattered Clouds
3:48 PM 82.4 °F 82.0 °F 57.2 °F 42% 29.84 in 10.0 mi NW 11.5 mph - N/A   Scattered Clouds
4:55 PM 78.8 °F - 57.2 °F 47% 29.83 in 10.0 mi NW 10.4 mph - N/A   Partly Cloudy
5:50 PM 77.0 °F - 57.2 °F 50% 29.83 in 10.0 mi WNW 9.2 mph - N/A   Scattered Clouds
6:55 PM 75.2 °F - 57.2 °F 53% 29.84 in 10.0 mi WNW 10.4 mph - N/A   Scattered Clouds
7:50 PM 71.6 °F - 57.2 °F 60% 29.84 in 10.0 mi NNW 5.8 mph - N/A   Mostly Cloudy
7:59 PM 71.6 °F - 55.4 °F 57% 29.84 in 10.0 mi NNW 4.6 mph - N/A Thunderstorm Thunderstorm
8:47 PM 69.8 °F - 59.0 °F 68% 29.86 in 10.0 mi ENE 4.6 mph - N/A Thunderstorm Thunderstorm
9:15 PM 68.0 °F - 62.6 °F 83% 29.87 in 10.0 mi NE 6.9 mph - N/A   Clear
9:35 PM 68.0 °F - 62.6 °F 83% 29.88 in 10.0 mi NNE 9.2 mph - N/A   Clear
9:55 PM 66.2 °F - 59.0 °F 78% 29.89 in 10.0 mi North 6.9 mph - N/A   Clear
10:15 PM 66.2 °F - 59.0 °F 78% 29.88 in 10.0 mi North 6.9 mph - N/A   Clear
10:35 PM 66.2 °F - 59.0 °F 78% 29.90 in 10.0 mi NNE 5.8 mph - N/A   Clear
10:55 PM 66.2 °F - 60.8 °F 83% 29.90 in 10.0 mi NNE 5.8 mph - N/A   Clear
11:15 PM 66.2 °F - 60.8 °F 83% 29.92 in 10.0 mi NNE 6.9 mph - N/A   Clear
11:35 PM 64.4 °F - 59.0 °F 83% 29.91 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 66.2 °F - 59.0 °F 78% 29.89 in 10.0 mi Calm Calm - N/A   Clear