Weather History for San Francisco, CA

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Saturday, October 14, 1989

  Actual Average Record
Temperature  
Mean Temperature 58 °F 62 °F  
Max Temperature 60 °F 71 °F 95 °F (1961)
Min Temperature 55 °F 54 °F 44 °F (1960)
Degree Days  
Heating Degree Days 8 4  
Month to date heating degree days 41  
Since 1 July heating degree days 207  
Cooling Degree Days 0 1  
Month to date cooling degree days 14  
Year to date cooling degree days 155  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 87    
Maximum Humidity 93    
Minimum Humidity 69    
Precipitation  
Precipitation 0.00 in 0.03 in 1.02 in (1972)
Month to date precipitation 0.26  
Year to date precipitation 13.55  
Since 1 July precipitation 0.47  
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 13 mph (West)    
Max Wind Speed 22 mph    
Max Gust Speed 26 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 14, 1989 Rise Set
Actual Time 7:16 AM PDT 6:33 PM PDT
Civil Twilight 6:50 AM PDT 6:59 PM PDT
Nautical Twilight 6:20 AM PDT 7:29 PM PDT
Astronomical Twilight 5:49 AM PDT 8:00 PM PDT
Moon 6:17 PM PDT (10/14) 7:05 AM PDT (10/14)
Length of Visible Light 12h 09m
Length of Day
11h 16m
Full, 100% of the Moon is Illuminated
Oct 14
Full
Oct 14
Full
Oct 21
Last Quarter
Oct 29
New
Nov 6
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 55.9 °F 53.1 °F 90% 30.01 in 15.0 mi West 9.2 mph - N/A   Overcast
1:00 AM 55.9 °F 54.0 °F 93% 30.01 in 10.0 mi West 13.8 mph - N/A   Overcast
2:00 AM 55.9 °F 53.1 °F 90% 30.00 in 10.0 mi West 12.7 mph - N/A   Overcast
2:26 AM - - N/A% 30.00 in 10.0 mi West 11.5 mph - N/A   Overcast
3:00 AM 55.9 °F 53.1 °F 90% 29.99 in 10.0 mi West 12.7 mph - N/A   Overcast
3:27 AM - - N/A% 29.99 in 10.0 mi West 15.0 mph - N/A   Overcast
4:00 AM 55.9 °F 53.1 °F 90% 29.98 in 10.0 mi WNW 15.0 mph - N/A   Overcast
4:15 AM - - N/A% 29.98 in 10.0 mi West 13.8 mph - N/A   Overcast
5:00 AM 55.0 °F 53.1 °F 93% 29.98 in 10.0 mi West 16.1 mph - N/A   Overcast
6:00 AM 55.0 °F 53.1 °F 93% 29.99 in 10.0 mi West 13.8 mph - N/A   Overcast
6:29 AM - - N/A% 30.00 in 10.0 mi WNW 13.8 mph - N/A   Overcast
7:00 AM 55.0 °F 53.1 °F 93% 30.00 in 10.0 mi WNW 11.5 mph - N/A   Overcast
8:00 AM 55.0 °F 53.1 °F 93% 30.01 in 10.0 mi WNW 12.7 mph - N/A   Overcast
9:00 AM 55.0 °F 53.1 °F 93% 30.02 in 10.0 mi West 15.0 mph - N/A   Overcast
10:00 AM 55.9 °F 52.0 °F 87% 30.03 in 10.0 mi WNW 10.4 mph - N/A   Overcast
11:00 AM 55.9 °F 53.1 °F 90% 30.04 in 10.0 mi WNW 12.7 mph - N/A   Light Drizzle
12:00 PM 55.9 °F 53.1 °F 90% 30.04 in 8.0 mi West 10.4 mph - N/A   Overcast
1:00 PM 57.0 °F 53.1 °F 87% 30.03 in 10.0 mi West 10.4 mph - N/A   Overcast
1:38 PM - - N/A% 30.01 in 10.0 mi West 11.5 mph - N/A   Overcast
2:00 PM 60.1 °F 50.0 °F 69% 30.01 in 10.0 mi West 15.0 mph - N/A   Overcast
3:00 PM 57.9 °F 53.1 °F 84% 30.00 in 10.0 mi West 17.3 mph - N/A   Mostly Cloudy
4:00 PM 57.0 °F 53.1 °F 87% 30.00 in 10.0 mi West 13.8 mph - N/A   Overcast
5:00 PM 57.9 °F 53.1 °F 84% 29.99 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
5:07 PM - - N/A% 29.99 in 10.0 mi WNW 10.4 mph - N/A   Scattered Clouds
6:00 PM 57.9 °F 52.0 °F 81% 29.99 in 10.0 mi WNW 13.8 mph - N/A   Scattered Clouds
7:00 PM 55.9 °F 50.0 °F 80% 30.00 in 10.0 mi WNW 12.7 mph - N/A   Scattered Clouds
8:00 PM 55.0 °F 50.0 °F 83% 30.00 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
9:00 PM 55.0 °F 51.1 °F 86% 30.00 in 10.0 mi WNW 13.8 mph - N/A   Clear
10:00 PM 55.0 °F 51.1 °F 86% 30.00 in 10.0 mi West 18.4 mph - N/A   Scattered Clouds
11:00 PM 55.0 °F 51.1 °F 86% 30.02 in 10.0 mi West 21.9 mph 26.5 mph N/A   Mostly Cloudy