Weather History for KSQL - March, 2012

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Tuesday, March 20, 2012

  Actual Average (KSFO) Record (KSFO)
Temperature  
Mean Temperature 56 °F 55 °F  
Max Temperature 62 °F 62 °F 78 °F (2004)
Min Temperature 50 °F 48 °F 38 °F (1982)
Degree Days  
Heating Degree Days 9 10  
Month to date heating degree days 207  
Since 1 July heating degree days 2013  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 41 °F    
Average Humidity 63    
Maximum Humidity 82    
Minimum Humidity 52    
Precipitation  
Precipitation 0.00 in 0.09 in 1.51 in (1958)
Month to date precipitation 2.13  
Year to date precipitation 10.38  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 2 mph (NNW)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Mar. 20, 2012 Rise Set
Actual Time 7:11 AM PDT 7:21 PM PDT
Civil Twilight 6:45 AM PDT 7:47 PM PDT
Nautical Twilight 6:15 AM PDT 8:18 PM PDT
Astronomical Twilight 5:44 AM PDT 8:49 PM PDT
Moon 5:55 AM PDT (3/20) 5:55 PM PDT (3/20)
Length of Visible Light 13h 01m
Length of Day
12h 09m
Waning Crescent, 3% of the Moon is Illuminated
Mar 20
Waning Crescent
Mar 22
New
Mar 30
First Quarter
Apr 6
Full
Apr 13
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 50.0 °F 33.8 °F 54% 30.11 in 10.0 mi NNW 3.5 mph - N/A   Overcast
12:30 AM 50.0 °F 33.8 °F 54% 30.11 in 10.0 mi NW 4.6 mph - N/A   Overcast
12:50 AM 50.0 °F 33.8 °F 54% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
1:10 AM 50.0 °F 33.8 °F 54% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
1:30 AM 50.0 °F 33.8 °F 54% 30.11 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:50 AM 50.0 °F 35.6 °F 58% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:15 AM 50.0 °F 35.6 °F 58% 30.12 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:30 AM 50.0 °F 35.6 °F 58% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
2:50 AM 50.0 °F 35.6 °F 58% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
3:10 AM 50.0 °F 35.6 °F 58% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
3:30 AM 50.0 °F 35.6 °F 58% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
3:50 AM 50.0 °F 35.6 °F 58% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
4:10 AM 50.0 °F 35.6 °F 58% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
4:30 AM 50.0 °F 35.6 °F 58% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
4:50 AM 50.0 °F 39.2 °F 66% 30.11 in 10.0 mi SSW 3.5 mph - N/A   Overcast
5:15 AM 50.0 °F 37.4 °F 62% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
5:30 AM 50.0 °F 37.4 °F 62% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
5:50 AM 50.0 °F 39.2 °F 66% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
6:10 AM 50.0 °F 39.2 °F 66% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
6:30 AM 50.0 °F 39.2 °F 66% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
6:47 AM 50.0 °F 37.4 °F 62% 30.14 in 10.0 mi Calm Calm - N/A   Overcast
8:47 AM 51.8 °F 39.2 °F 62% 30.17 in 10.0 mi Calm Calm - N/A   Overcast
9:54 AM 53.6 °F 39.2 °F 58% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
10:54 AM 55.4 °F 39.2 °F 54% 30.19 in 10.0 mi North 3.5 mph - N/A   Overcast
11:49 AM 55.4 °F 41.0 °F 58% 30.19 in 10.0 mi NNE 8.1 mph - N/A   Mostly Cloudy
12:50 PM 57.2 °F 42.8 °F 59% 30.18 in 10.0 mi NE 8.1 mph - N/A   Mostly Cloudy
1:47 PM 59.0 °F 44.6 °F 59% 30.19 in 10.0 mi North 9.2 mph - N/A   Mostly Cloudy
2:47 PM 62.6 °F 44.6 °F 52% 30.17 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
3:55 PM 62.6 °F 44.6 °F 52% 30.15 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
4:47 PM 62.6 °F 44.6 °F 52% 30.15 in 10.0 mi NW 9.2 mph - N/A   Mostly Cloudy
5:53 PM 60.8 °F 44.6 °F 55% 30.15 in 10.0 mi NNW 8.1 mph - N/A   Mostly Cloudy
6:54 PM 59.0 °F 44.6 °F 59% 30.16 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
7:53 PM 59.0 °F 44.6 °F 59% 30.16 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
8:48 PM 55.4 °F 48.2 °F 77% 30.18 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
9:10 PM 55.4 °F 48.2 °F 77% 30.18 in 10.0 mi North 5.8 mph - N/A   Clear
9:30 PM 53.6 °F 48.2 °F 82% 30.19 in 10.0 mi North 5.8 mph - N/A   Clear
9:50 PM 55.4 °F 48.2 °F 77% 30.20 in 10.0 mi North 4.6 mph - N/A   Clear
10:10 PM 55.4 °F 48.2 °F 77% 30.21 in 10.0 mi NNW 5.8 mph - N/A   Clear
10:30 PM 55.4 °F 48.2 °F 77% 30.20 in 10.0 mi Calm Calm - N/A   Clear
11:15 PM 55.4 °F 48.2 °F 77% 30.20 in 10.0 mi Calm Calm - N/A   Clear
11:30 PM 53.6 °F 48.2 °F 82% 30.20 in 10.0 mi South 3.5 mph - N/A   Clear
11:50 PM 53.6 °F 48.2 °F 82% 30.19 in 10.0 mi Calm Calm - N/A   Clear