Weather History for Oakland, CA

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Sunday, December 9, 2012

  Actual Average Record
Temperature  
Mean Temperature 55 °F 49 °F  
Max Temperature 67 °F 57 °F 67 °F (2012)
Min Temperature 43 °F 42 °F 26 °F (1972)
Degree Days  
Heating Degree Days 10 16  
Month to date heating degree days 76 135  
Since 1 July heating degree days 697 810  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 61 138  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 69    
Maximum Humidity 89    
Minimum Humidity 48    
Precipitation  
Precipitation 0.00 in 0.11 in 1.29 in (1954)
Month to date precipitation 2.11 0.89  
Year to date precipitation 19.22 18.04  
Since 1 July precipitation 7.28 4.82  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 5 mph (ENE)    
Max Wind Speed 18 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 09, 2012 Rise Set
Actual Time 7:12 AM PST 4:50 PM PST
Civil Twilight 6:43 AM PST 5:19 PM PST
Nautical Twilight 6:10 AM PST 5:52 PM PST
Astronomical Twilight 5:39 AM PST 6:24 PM PST
Moon 2:55 AM PST (12/9) 1:57 PM PST (12/9)
Length of Visible Light 10h 35m
Length of Day
9h 37m
Waning Crescent, 17% of the Moon is Illuminated
Dec 9
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 46.9 °F - 43.0 °F 86% 30.11 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 46.0 °F 44.8 °F 42.1 °F 86% 30.12 in 10.0 mi ENE 3.5 mph - N/A   Clear
2:53 AM 46.0 °F - 42.1 °F 86% 30.12 in 10.0 mi Calm Calm - N/A   Scattered Clouds
3:53 AM 45.0 °F - 41.0 °F 86% 30.13 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:53 AM 45.0 °F 43.5 °F 39.9 °F 82% 30.14 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
5:53 AM 44.1 °F 42.5 °F 39.9 °F 85% 30.14 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
6:53 AM 43.0 °F 40.3 °F 37.9 °F 82% 30.16 in 10.0 mi NE 4.6 mph - N/A   Mostly Cloudy
7:53 AM 44.1 °F 42.5 °F 39.0 °F 82% 30.17 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
8:53 AM 53.1 °F - 46.9 °F 80% 30.19 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 57.9 °F - 45.0 °F 62% 30.20 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:53 AM 57.9 °F - 46.9 °F 67% 30.19 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
11:53 AM 60.1 °F - 45.0 °F 57% 30.17 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
12:53 PM 61.0 °F - 46.9 °F 60% 30.13 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
1:53 PM 62.1 °F - 45.0 °F 53% 30.12 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
2:53 PM 64.0 °F - 44.1 °F 48% 30.12 in 10.0 mi SW 3.5 mph - N/A   Scattered Clouds
3:53 PM 64.9 °F - 46.9 °F 52% 30.12 in 10.0 mi NNE 9.2 mph - N/A   Scattered Clouds
4:53 PM 61.0 °F - 46.0 °F 58% 30.13 in 10.0 mi NNE 10.4 mph - N/A   Partly Cloudy
5:53 PM 59.0 °F - 43.0 °F 55% 30.14 in 10.0 mi ENE 6.9 mph - N/A   Partly Cloudy
6:53 PM 57.9 °F - 43.0 °F 58% 30.16 in 10.0 mi ENE 5.8 mph - N/A   Clear
7:53 PM 57.9 °F - 43.0 °F 58% 30.16 in 10.0 mi East 4.6 mph - N/A   Clear
8:53 PM 60.1 °F - 42.1 °F 51% 30.17 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 60.1 °F - 41.0 °F 49% 30.19 in 10.0 mi ESE 3.5 mph - N/A   Clear
10:53 PM 59.0 °F - 42.1 °F 53% 30.20 in 10.0 mi ENE 13.8 mph - N/A   Clear
11:53 PM 61.0 °F - 41.0 °F 48% 30.20 in 10.0 mi ENE 13.8 mph - N/A   Clear