Weather History for San Carlos, CA

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Friday, May 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 54 °F -  
Max Temperature 59 °F 72 °F 91 °F (1990)
Min Temperature 50 °F 47 °F 36 °F (1950)
Degree Days  
Heating Degree Days 10    
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 71    
Maximum Humidity 94    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.17 in    
Wind  
Wind Speed 9 mph (West)    
Max Wind Speed 20 mph    
Max Gust Speed 26 mph    
Visibility 10 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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Astronomy

May. 04, 2012 Rise Set
Actual Time 6:09 AM PDT 8:02 PM PDT
Civil Twilight 5:41 AM PDT 8:30 PM PDT
Nautical Twilight 5:06 AM PDT 9:05 PM PDT
Astronomical Twilight 4:30 AM PDT 9:42 PM PDT
Moon 6:47 PM PDT (5/4) 4:52 AM PDT (5/4)
Length of Visible Light 14h 49m
Length of Day
13h 52m
Waxing Gibbous, 97% of the Moon is Illuminated
May 4
Waxing Gibbous
May 5
Full
May 12
Last Quarter
May 20
New
May 28
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 57.2 °F 53.6 °F 88% 30.10 in 10.0 mi West 8.1 mph - N/A   Overcast
12:30 AM 57.2 °F 53.6 °F 88% 30.10 in 10.0 mi WSW 8.1 mph - N/A   Overcast
12:50 AM 55.4 °F 51.8 °F 88% 30.10 in 10.0 mi West 6.9 mph - N/A   Overcast
1:10 AM 55.4 °F 51.8 °F 88% 30.10 in 10.0 mi West 6.9 mph - N/A   Overcast
1:30 AM 55.4 °F 51.8 °F 88% 30.10 in 8.0 mi West 5.8 mph - N/A   Overcast
1:50 AM 53.6 °F 51.8 °F 94% 30.11 in 1.8 mi WNW 12.7 mph - N/A Rain Light Rain
2:10 AM 53.6 °F 50.0 °F 88% 30.11 in 4.0 mi WNW 11.5 mph - N/A   Overcast
2:30 AM 53.6 °F 50.0 °F 88% 30.11 in 10.0 mi WNW 10.4 mph - N/A   Overcast
2:50 AM 53.6 °F 48.2 °F 82% 30.12 in 10.0 mi WNW 11.5 mph - N/A   Overcast
3:10 AM 51.8 °F 48.2 °F 88% 30.12 in 10.0 mi WNW 12.7 mph - N/A   Overcast
3:30 AM 51.8 °F 48.2 °F 88% 30.12 in 10.0 mi WNW 10.4 mph - N/A   Overcast
3:50 AM 51.8 °F 46.4 °F 82% 30.13 in 10.0 mi WNW 10.4 mph - N/A   Overcast
4:10 AM 51.8 °F 46.4 °F 82% 30.13 in 10.0 mi WNW 10.4 mph - N/A   Overcast
4:30 AM 51.8 °F 46.4 °F 82% 30.13 in 10.0 mi WNW 8.1 mph - N/A   Overcast
4:50 AM 51.8 °F 46.4 °F 82% 30.13 in 10.0 mi West 8.1 mph - N/A   Overcast
5:10 AM 51.8 °F 44.6 °F 76% 30.14 in 10.0 mi WNW 10.4 mph 16.1 mph N/A   Overcast
5:30 AM 51.8 °F 44.6 °F 76% 30.14 in 10.0 mi West 8.1 mph - N/A   Overcast
5:50 AM 51.8 °F 44.6 °F 76% 30.15 in 10.0 mi WNW 8.1 mph - N/A   Overcast
6:10 AM 50.0 °F 44.6 °F 82% 30.15 in 10.0 mi West 6.9 mph - N/A   Overcast
6:30 AM 50.0 °F 42.8 °F 76% 30.15 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
6:47 AM 50.0 °F 41.0 °F 71% 30.16 in 10.0 mi WSW 6.9 mph - N/A   Scattered Clouds
7:55 AM 53.6 °F 42.8 °F 67% 30.17 in 10.0 mi West 11.5 mph 17.3 mph N/A   Scattered Clouds
8:56 AM 55.4 °F 39.2 °F 54% 30.18 in 15.0 mi WNW 16.1 mph 21.9 mph N/A   Scattered Clouds
9:48 AM 57.2 °F 41.0 °F 55% 30.20 in 20.0 mi NW 13.8 mph - N/A   Scattered Clouds
10:49 AM 57.2 °F 41.0 °F 55% 30.21 in 30.0 mi WNW 11.5 mph 17.3 mph N/A   Scattered Clouds
11:49 AM 59.0 °F 37.4 °F 45% 30.21 in 30.0 mi West 17.3 mph 26.5 mph N/A   Scattered Clouds
12:48 PM 59.0 °F 39.2 °F 48% 30.21 in 30.0 mi West 16.1 mph 25.3 mph N/A   Partly Cloudy
1:48 PM 59.0 °F 41.0 °F 51% 30.21 in 30.0 mi West 13.8 mph 20.7 mph N/A   Partly Cloudy
2:47 PM 59.0 °F 41.0 °F 51% 30.21 in 30.0 mi WNW 16.1 mph 20.7 mph N/A   Partly Cloudy
3:47 PM 59.0 °F 39.2 °F 48% 30.20 in 30.0 mi WNW 19.6 mph - N/A   Partly Cloudy
5:47 PM 57.2 °F 41.0 °F 55% 30.20 in 30.0 mi SSW 16.1 mph 20.7 mph N/A   Clear
6:49 PM 55.4 °F 41.0 °F 58% 30.19 in 30.0 mi West 15.0 mph - N/A   Clear
7:51 PM 53.6 °F 41.0 °F 62% 30.20 in 30.0 mi West 12.7 mph 16.1 mph N/A   Clear
8:47 PM 53.6 °F 41.0 °F 62% 30.21 in 10.0 mi West 8.1 mph - N/A   Clear
9:10 PM 53.6 °F 41.0 °F 62% 30.21 in 10.0 mi West 9.2 mph - N/A   Clear
9:30 PM 53.6 °F 41.0 °F 62% 30.21 in 10.0 mi West 6.9 mph - N/A   Clear
9:50 PM 51.8 °F 41.0 °F 67% 30.22 in 10.0 mi WNW 5.8 mph - N/A   Clear
10:10 PM 51.8 °F 41.0 °F 67% 30.22 in 10.0 mi WNW 6.9 mph - N/A   Clear
10:30 PM 51.8 °F 41.0 °F 67% 30.22 in 10.0 mi West 5.8 mph - N/A   Clear
10:50 PM 51.8 °F 41.0 °F 67% 30.22 in 10.0 mi South 4.6 mph - N/A   Clear
11:10 PM 50.0 °F 41.0 °F 71% 30.22 in 10.0 mi SSW 4.6 mph - N/A   Clear
11:30 PM 50.0 °F 41.0 °F 71% 30.22 in 10.0 mi Calm Calm - N/A   Clear
11:50 PM 51.8 °F 41.0 °F 67% 30.22 in 10.0 mi Calm Calm - N/A   Clear