Weather History for San Carlos, CA

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Tuesday, December 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 56 °F -  
Max Temperature 62 °F 60 °F 74 °F (1958)
Min Temperature 50 °F 41 °F 31 °F (1968)
Degree Days  
Heating Degree Days 9    
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 83    
Maximum Humidity 94    
Minimum Humidity 67    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 3 mph (SSE)    
Max Wind Speed 12 mph    
Max Gust Speed 18 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

Dec. 04, 2012 Rise Set
Actual Time 7:08 AM PST 4:50 PM PST
Civil Twilight 6:39 AM PST 5:19 PM PST
Nautical Twilight 6:06 AM PST 5:52 PM PST
Astronomical Twilight 5:35 AM PST 6:23 PM PST
Moon 10:38 PM PST (12/4) 11:09 AM PST (12/4)
Length of Visible Light 10h 40m
Length of Day
9h 42m
Waning Gibbous, 68% of the Moon is Illuminated
Dec 4
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 50.0 °F 48.2 °F 94% 30.19 in 10.0 mi WSW 3.5 mph - N/A   Clear
12:50 AM 50.0 °F 48.2 °F 94% 30.18 in 10.0 mi Calm Calm - N/A   Clear
1:10 AM 50.0 °F 48.2 °F 94% 30.18 in 10.0 mi Calm Calm - N/A   Clear
1:30 AM 50.0 °F 48.2 °F 94% 30.19 in 10.0 mi Calm Calm - N/A   Clear
1:50 AM 50.0 °F 48.2 °F 94% 30.20 in 10.0 mi NW 3.5 mph - N/A   Clear
2:10 AM 50.0 °F 48.2 °F 94% 30.20 in 10.0 mi NNW 4.6 mph - N/A   Clear
2:30 AM 53.6 °F 48.2 °F 82% 30.20 in 10.0 mi NW 4.6 mph - N/A   Clear
2:50 AM 53.6 °F 48.2 °F 82% 30.21 in 10.0 mi Calm Calm - N/A   Clear
3:10 AM 50.0 °F 48.2 °F 94% 30.21 in 10.0 mi SE 6.9 mph - N/A   Clear
3:35 AM 50.0 °F 48.2 °F 94% 30.20 in 10.0 mi SSE 5.8 mph - N/A   Clear
3:50 AM 50.0 °F 48.2 °F 94% 30.20 in 10.0 mi South 3.5 mph - N/A   Clear
4:10 AM 50.0 °F 48.2 °F 94% 30.20 in 10.0 mi WSW 3.5 mph - N/A   Clear
4:30 AM 50.0 °F 48.2 °F 94% 30.20 in 10.0 mi Calm Calm - N/A   Clear
4:50 AM 50.0 °F 48.2 °F 94% 30.20 in 10.0 mi SSW 3.5 mph - N/A   Clear
5:15 AM 51.8 °F 48.2 °F 88% 30.20 in 10.0 mi South 4.6 mph - N/A   Clear
5:30 AM 51.8 °F 48.2 °F 88% 30.21 in 10.0 mi SW 3.5 mph - N/A   Clear
5:50 AM 53.6 °F 48.2 °F 82% 30.21 in 10.0 mi Calm Calm - N/A   Clear
6:10 AM 53.6 °F 48.2 °F 82% 30.21 in 10.0 mi Calm Calm - N/A   Clear
6:30 AM 53.6 °F 50.0 °F 88% 30.20 in 10.0 mi Calm Calm - N/A   Clear
6:50 AM 51.8 °F 48.2 °F 88% 30.21 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 51.8 °F 48.2 °F 88% 30.21 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:57 AM 53.6 °F 50.0 °F 88% 30.22 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
8:51 AM 53.6 °F 50.0 °F 88% 30.23 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:50 AM 55.4 °F 50.0 °F 82% 30.24 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
10:51 AM 55.4 °F 51.8 °F 88% 30.23 in 10.0 mi ENE 3.5 mph - N/A   Overcast
11:49 AM 57.2 °F 51.8 °F 82% 30.22 in 10.0 mi Calm Calm - N/A   Overcast
12:48 PM 59.0 °F 51.8 °F 77% 30.20 in 10.0 mi Variable 4.6 mph - N/A   Overcast
1:47 PM 59.0 °F 51.8 °F 77% 30.18 in 10.0 mi NE 5.8 mph - N/A   Overcast
2:49 PM 59.0 °F 53.6 °F 82% 30.19 in 10.0 mi Variable 3.5 mph - N/A   Overcast
3:47 PM 59.0 °F 53.6 °F 82% 30.20 in 10.0 mi Variable 4.6 mph - N/A   Overcast
4:51 PM 59.0 °F 51.8 °F 77% 30.19 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
5:52 PM 59.0 °F 53.6 °F 82% 30.19 in 10.0 mi East 5.8 mph - N/A   Overcast
7:55 PM 59.0 °F 48.2 °F 67% 30.19 in 10.0 mi SE 6.9 mph - N/A   Overcast
8:47 PM 59.0 °F 48.2 °F 67% 30.18 in 10.0 mi SSE 5.8 mph - N/A   Overcast
9:10 PM 59.0 °F 48.2 °F 67% 30.18 in 10.0 mi SSE 11.5 mph - N/A   Overcast
9:35 PM 59.0 °F 48.2 °F 67% 30.17 in 10.0 mi SSE 8.1 mph - N/A   Overcast
9:50 PM 59.0 °F 50.0 °F 72% 30.17 in 10.0 mi ESE 5.8 mph - N/A   Overcast
10:10 PM 59.0 °F 50.0 °F 72% 30.17 in 10.0 mi SE 9.2 mph - N/A   Overcast
10:30 PM 59.0 °F 50.0 °F 72% 30.17 in 10.0 mi South 9.2 mph - N/A   Overcast
10:50 PM 59.0 °F 50.0 °F 72% 30.17 in 10.0 mi SSE 10.4 mph - N/A   Mostly Cloudy
11:15 PM 60.8 °F 53.6 °F 77% 30.16 in 10.0 mi SSE 11.5 mph 17.3 mph N/A   Mostly Cloudy
11:30 PM 62.6 °F 55.4 °F 77% 30.16 in 10.0 mi South 10.4 mph 18.4 mph N/A   Mostly Cloudy
11:50 PM 62.6 °F 55.4 °F 77% 30.16 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy