Weather History for San Francisco, CA

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Wednesday, February 9, 2005

  Actual Average Record
Temperature  
Mean Temperature 52 °F 52 °F  
Max Temperature 60 °F 59 °F 71 °F (2006)
Min Temperature 45 °F 46 °F 36 °F (1956)
Degree Days  
Heating Degree Days 12 13  
Month to date heating degree days 117  
Since 1 July heating degree days 1584  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 90    
Maximum Humidity 100    
Minimum Humidity 72    
Precipitation  
Precipitation 0.00 in 0.15 in 2.03 in (1962)
Month to date precipitation 1.35  
Year to date precipitation 5.54  
Since 1 July precipitation 13.11  
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 3 mph (ENE)    
Max Wind Speed 8 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 09, 2005 Rise Set
Actual Time 7:05 AM PST 5:42 PM PST
Civil Twilight 6:38 AM PST 6:09 PM PST
Nautical Twilight 6:07 AM PST 6:40 PM PST
Astronomical Twilight 5:36 AM PST 7:11 PM PST
Moon 7:57 AM PST (2/9) 6:54 PM PST (2/9)
Length of Visible Light 11h 31m
Length of Day
10h 37m
New Moon, 1% of the Moon is Illuminated
Feb 9
New Moon
Feb 15
First Quarter
Feb 23
Full
Mar 3
Last Quarter
Mar 10
New

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 50.0 °F 46.9 °F 89% 30.12 in 10.0 mi Variable 3.5 mph - N/A   Partly Cloudy
1:56 AM 51.1 °F 48.9 °F 92% 30.12 in 10.0 mi NNE 4.6 mph - N/A   Clear
2:56 AM 46.9 °F 46.0 °F 97% 30.11 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 46.9 °F 46.0 °F 97% 30.10 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:56 AM 46.0 °F 46.0 °F 100% 30.10 in 10.0 mi Calm Calm - N/A   Scattered Clouds
5:56 AM 45.0 °F 45.0 °F 100% 30.10 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:56 AM 46.9 °F 46.9 °F 100% 30.11 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:56 AM 48.0 °F 48.0 °F 100% 30.12 in 9.0 mi Calm Calm - N/A   Scattered Clouds
8:56 AM 51.1 °F 50.0 °F 96% 30.14 in 8.0 mi South 3.5 mph - N/A   Mostly Cloudy
9:56 AM 52.0 °F 50.0 °F 93% 30.14 in 9.0 mi ESE 3.5 mph - N/A   Mostly Cloudy
10:56 AM 54.0 °F 51.1 °F 90% 30.15 in 8.0 mi East 4.6 mph - N/A   Mostly Cloudy
11:56 AM 55.0 °F 52.0 °F 89% 30.13 in 8.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
12:56 PM 55.9 °F 51.1 °F 84% 30.10 in 9.0 mi NE 3.5 mph - N/A   Mostly Cloudy
1:56 PM 57.9 °F 53.1 °F 84% 30.08 in 9.0 mi North 3.5 mph - N/A   Mostly Cloudy
2:56 PM 59.0 °F 50.0 °F 72% 30.06 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
3:56 PM 60.1 °F 51.1 °F 72% 30.05 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
4:56 PM 57.9 °F 52.0 °F 81% 30.05 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:56 PM 57.9 °F 52.0 °F 81% 30.06 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
6:56 PM 55.9 °F 54.0 °F 93% 30.07 in 10.0 mi ENE 8.1 mph - N/A   Partly Cloudy
7:56 PM 55.9 °F 52.0 °F 87% 30.07 in 10.0 mi ENE 8.1 mph - N/A   Scattered Clouds
8:56 PM 55.0 °F 52.0 °F 89% 30.08 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:56 PM 55.0 °F 51.1 °F 86% 30.10 in 10.0 mi SE 5.8 mph - N/A   Partly Cloudy
10:56 PM 54.0 °F 50.0 °F 86% 30.11 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
11:56 PM 52.0 °F 50.0 °F 93% 30.11 in 10.0 mi Calm Calm - N/A   Partly Cloudy