Weather History for San Carlos, CA

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Wednesday, December 12, 2012

  Actual Average Record
Temperature  
Mean Temperature 50 °F -  
Max Temperature 55 °F 57 °F 76 °F (1958)
Min Temperature 44 °F 38 °F 25 °F (1972)
Degree Days  
Heating Degree Days 16    
Moisture  
Dew Point 44 °F    
Average Humidity 83    
Maximum Humidity 100    
Minimum Humidity 54    
Precipitation  
Precipitation 0.02 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.88 in    
Wind  
Wind Speed 4 mph (WSW)    
Max Wind Speed 8 mph    
Max Gust Speed -    
Visibility 9 miles    
Events Rain    
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

Dec. 12, 2012 Rise Set
Actual Time 7:14 AM PST 4:51 PM PST
Civil Twilight 6:45 AM PST 5:20 PM PST
Nautical Twilight 6:12 AM PST 5:53 PM PST
Astronomical Twilight 5:40 AM PST 6:25 PM PST
Moon 6:25 AM PST (12/12) 4:33 PM PST (12/12)
Length of Visible Light 10h 35m
Length of Day
9h 36m
Waning Crescent, 0% of the Moon is Illuminated
Dec 12
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 51.8 °F - 46.4 °F 82% 29.88 in 10.0 mi SSE 4.6 mph - N/A   Overcast
12:30 AM 51.8 °F - 46.4 °F 82% 29.89 in 10.0 mi Calm Calm - N/A   Overcast
12:50 AM 50.0 °F - 48.2 °F 94% 29.88 in 7.0 mi SW 3.5 mph - N/A   Overcast
1:10 AM 50.0 °F - 48.2 °F 94% 29.89 in 3.0 mi West 5.8 mph - N/A Rain Light Rain
1:35 AM 50.0 °F - 48.2 °F 94% 29.87 in 5.0 mi South 4.6 mph - 0.02 in Rain Light Rain
1:50 AM 50.0 °F - 48.2 °F 94% 29.87 in 5.0 mi SSE 4.6 mph - 0.02 in Rain Light Rain
2:15 AM 50.0 °F - 48.2 °F 94% 29.86 in 10.0 mi SSE 5.8 mph - N/A   Overcast
2:35 AM 50.0 °F - 48.2 °F 94% 29.86 in 10.0 mi South 3.5 mph - N/A   Overcast
2:50 AM 50.0 °F - 48.2 °F 94% 29.86 in 10.0 mi SSW 3.5 mph - N/A   Overcast
3:10 AM 50.0 °F - 48.2 °F 94% 29.86 in 7.0 mi Calm Calm - N/A Rain Light Rain
3:35 AM 50.0 °F - 48.2 °F 94% 29.85 in 10.0 mi Calm Calm - N/A   Overcast
3:50 AM 50.0 °F - 50.0 °F 100% 29.86 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
4:10 AM 50.0 °F - 46.4 °F 87% 29.86 in 7.0 mi West 6.9 mph - N/A Rain Light Rain
4:30 AM 50.0 °F - 46.4 °F 87% 29.85 in 10.0 mi WNW 5.8 mph - N/A   Overcast
4:55 AM 50.0 °F - 46.4 °F 87% 29.86 in 10.0 mi WNW 5.8 mph - N/A   Overcast
5:10 AM 50.0 °F - 44.6 °F 82% 29.86 in 10.0 mi West 5.8 mph - N/A   Overcast
5:30 AM 50.0 °F - 46.4 °F 87% 29.86 in 10.0 mi WNW 6.9 mph - N/A   Overcast
5:55 AM 50.0 °F - 46.4 °F 87% 29.87 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
6:10 AM 50.0 °F - 46.4 °F 87% 29.87 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
6:35 AM 48.2 °F - 44.6 °F 87% 29.87 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:50 AM 48.2 °F - 44.6 °F 87% 29.88 in 10.0 mi Calm Calm - N/A   Overcast
7:55 AM 48.2 °F - 44.6 °F 87% 29.89 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:56 AM 48.2 °F - 44.6 °F 87% 29.88 in 6.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
8:48 AM 50.0 °F - 42.8 °F 76% 29.91 in 10.0 mi NW 5.8 mph - N/A   Mostly Cloudy
9:49 AM 50.0 °F - 44.6 °F 82% 29.92 in 10.0 mi SW 4.6 mph - N/A   Mostly Cloudy
11:51 AM 53.6 °F - 41.0 °F 62% 29.91 in 30.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
12:49 PM 53.6 °F - 42.8 °F 67% 29.89 in 30.0 mi SW 5.8 mph - N/A   Mostly Cloudy
1:49 PM 53.6 °F - 41.0 °F 62% 29.88 in 30.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
2:48 PM 55.4 °F - 39.2 °F 54% 29.87 in 30.0 mi West 8.1 mph - N/A   Mostly Cloudy
4:49 PM 50.0 °F - 39.2 °F 66% 29.88 in 30.0 mi West 5.8 mph - N/A   Scattered Clouds
5:47 PM 50.0 °F - 39.2 °F 66% 29.88 in 30.0 mi West 4.6 mph - N/A   Partly Cloudy
7:53 PM 48.2 °F - 41.0 °F 76% 29.89 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:53 PM 48.2 °F - 41.0 °F 76% 29.90 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
9:10 PM 48.2 °F - 41.0 °F 76% 29.90 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:35 PM 44.6 °F 43.1 °F 41.0 °F 87% 29.90 in 10.0 mi SSW 3.5 mph - N/A   Clear
9:50 PM 46.4 °F - 41.0 °F 81% 29.90 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 44.6 °F 43.1 °F 41.0 °F 87% 29.90 in 10.0 mi West 3.5 mph - N/A   Clear
10:35 PM 46.4 °F 45.2 °F 41.0 °F 81% 29.90 in 10.0 mi West 3.5 mph - N/A   Clear
10:50 PM 46.4 °F - 41.0 °F 81% 29.90 in 10.0 mi Calm Calm - N/A   Clear
11:10 PM 46.4 °F 45.2 °F 41.0 °F 81% 29.91 in 10.0 mi WNW 3.5 mph - N/A   Clear
11:30 PM 46.4 °F 44.3 °F 41.0 °F 81% 29.91 in 10.0 mi NW 4.6 mph - N/A   Clear
11:50 PM 46.4 °F 45.2 °F 41.0 °F 81% 29.91 in 10.0 mi NW 3.5 mph - N/A   Clear