Weather History for San Francisco, CA

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Friday, October 6, 1989

  Actual Average Record
Temperature  
Mean Temperature 60 °F 63 °F  
Max Temperature 69 °F 72 °F 92 °F (1992)
Min Temperature 51 °F 54 °F 44 °F (1954)
Degree Days  
Heating Degree Days 5 3  
Month to date heating degree days 16  
Since 1 July heating degree days 182  
Cooling Degree Days 0 1  
Month to date cooling degree days 6  
Year to date cooling degree days 147  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 81    
Maximum Humidity 100    
Minimum Humidity 54    
Precipitation  
Precipitation 0.00 in 0.02 in 0.10 in (1960)
Month to date precipitation 0.09  
Year to date precipitation 13.38  
Since 1 July precipitation 0.30  
Sea Level Pressure  
Sea Level Pressure 30.07 in    
Wind  
Wind Speed 11 mph (NW)    
Max Wind Speed 24 mph    
Max Gust Speed -    
Visibility 8 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 06, 1989 Rise Set
Actual Time 7:09 AM PDT 6:44 PM PDT
Civil Twilight 6:43 AM PDT 7:10 PM PDT
Nautical Twilight 6:13 AM PDT 7:41 PM PDT
Astronomical Twilight 5:42 AM PDT 8:11 PM PDT
Moon 1:43 PM PDT (10/6) 10:53 PM PDT (10/6)
Length of Visible Light 12h 27m
Length of Day
11h 35m
Waxing Crescent, 38% of the Moon is Illuminated
Oct 6
Waxing Crescent
Oct 7
First Quarter
Oct 14
Full
Oct 21
Last Quarter
Oct 29
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 55.0 °F 52.0 °F 89% 29.98 in 10.0 mi WNW 10.4 mph - N/A   Clear
1:00 AM 53.1 °F 51.1 °F 93% 29.98 in 10.0 mi WSW 4.6 mph - N/A   Clear
2:00 AM 54.0 °F 50.0 °F 86% 29.99 in 10.0 mi West 4.6 mph - N/A   Clear
3:00 AM 53.1 °F 48.0 °F 83% 29.99 in 10.0 mi NW 4.6 mph - N/A   Clear
4:00 AM 54.0 °F 48.0 °F 80% 30.00 in 10.0 mi NW 6.9 mph - N/A   Clear
5:00 AM 51.1 °F 48.9 °F 92% 30.01 in 10.0 mi WNW 9.2 mph - N/A   Clear
6:00 AM 52.0 °F 48.9 °F 89% 30.02 in 10.0 mi WSW 5.8 mph - N/A   Clear
7:00 AM 54.0 °F 48.0 °F 80% 30.03 in 10.0 mi West 4.6 mph - N/A   Clear
8:00 AM 53.1 °F 48.0 °F 83% 30.05 in 8.0 mi NW 4.6 mph - N/A   Clear
9:00 AM 60.1 °F 53.1 °F 78% 30.08 in 7.0 mi West 3.5 mph - N/A   Partly Cloudy
10:00 AM 63.0 °F 55.0 °F 75% 30.10 in 6.0 mi NNW 6.9 mph - N/A   Drizzle
11:00 AM 66.0 °F 55.9 °F 70% 30.10 in 5.0 mi NNE 6.9 mph - N/A   Drizzle
12:00 PM 68.0 °F 53.1 °F 59% 30.10 in 5.0 mi North 9.2 mph - N/A   Drizzle
1:00 PM 69.1 °F 52.0 °F 54% 30.10 in 8.0 mi NW 12.7 mph - N/A   Clear
2:00 PM 68.0 °F 53.1 °F 59% 30.09 in 10.0 mi NW 18.4 mph - N/A   Clear
3:00 PM 66.0 °F 53.1 °F 63% 30.08 in 10.0 mi NW 20.7 mph - N/A   Partly Cloudy
4:00 PM 64.0 °F 53.1 °F 67% 30.09 in 10.0 mi NW 24.2 mph - N/A   Partly Cloudy
5:00 PM 61.0 °F 52.0 °F 72% 30.09 in 10.0 mi NW 23.0 mph - N/A   Clear
6:00 PM 57.0 °F 52.0 °F 83% 30.09 in 8.0 mi WNW 23.0 mph - N/A   Clear
7:00 PM 55.0 °F 52.0 °F 89% 30.10 in 7.0 mi WNW 23.0 mph - N/A   Scattered Clouds
7:28 PM - - N/A% 30.11 in 10.0 mi WNW 23.0 mph - N/A   Scattered Clouds
8:00 PM 54.0 °F 53.1 °F 97% 30.11 in 10.0 mi WNW 21.9 mph - N/A   Scattered Clouds
9:00 PM 54.0 °F 53.1 °F 97% 30.13 in 8.0 mi WNW 17.3 mph - N/A   Scattered Clouds
10:00 PM 53.1 °F 53.1 °F 100% 30.15 in 8.0 mi WNW 11.5 mph - N/A   Scattered Clouds
11:00 PM 53.1 °F 52.0 °F 96% 30.15 in 8.0 mi WNW 15.0 mph - N/A   Scattered Clouds
11:08 PM - - N/A% 30.15 in 2.0 mi WNW 15.0 mph - N/A Fog Light Drizzle