Weather History for Hayward, CA

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Saturday, December 8, 2012

  Actual Average Record
Temperature  
Mean Temperature 51 °F 50 °F  
Max Temperature 59 °F 58 °F 70 °F (2006)
Min Temperature 42 °F 43 °F 31 °F (2009)
Degree Days  
Heating Degree Days 14    
Month to date heating degree days 72  
Since 1 July heating degree days 500  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 191  
Moisture  
Dew Point 43 °F    
Average Humidity 75    
Maximum Humidity 92    
Minimum Humidity 57    
Precipitation  
Precipitation 0.00 in - 0.91 in (2004)
Month to date precipitation 1.04  
Year to date precipitation 13.27  
Since 1 July precipitation 4.15  
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 3 mph (ENE)    
Max Wind Speed 8 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Dec. 08, 2012 Rise Set
Actual Time 7:11 AM PST 4:49 PM PST
Civil Twilight 6:42 AM PST 5:18 PM PST
Nautical Twilight 6:09 AM PST 5:51 PM PST
Astronomical Twilight 5:37 AM PST 6:23 PM PST
Moon 1:47 AM PST (12/8) 1:18 PM PST (12/8)
Length of Visible Light 10h 36m
Length of Day
9h 38m
Waning Crescent, 27% of the Moon is Illuminated
Dec 8
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
12:54 AM 46.0 °F 43.9 °F 43.0 °F 89% 30.11 in 10.0 mi ENE 4.6 mph - N/A   Clear
1:54 AM 46.0 °F 43.9 °F 43.0 °F 89% 30.10 in 10.0 mi ENE 4.6 mph - N/A   Clear
2:54 AM 45.0 °F 42.6 °F 42.1 °F 90% 30.10 in 10.0 mi ENE 4.6 mph - N/A   Clear
3:54 AM 45.0 °F 42.6 °F 42.1 °F 90% 30.09 in 10.0 mi ENE 4.6 mph - N/A   Clear
4:54 AM 43.0 °F - 39.0 °F 86% 30.09 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 44.1 °F 41.5 °F 39.9 °F 85% 30.09 in 10.0 mi ENE 4.6 mph - N/A   Clear
6:54 AM 43.0 °F 40.3 °F 39.9 °F 89% 30.10 in 10.0 mi ENE 4.6 mph - N/A   Clear
7:54 AM 44.1 °F - 41.0 °F 89% 30.10 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 48.9 °F - 43.0 °F 80% 30.12 in 10.0 mi ENE 5.8 mph - N/A   Clear
9:54 AM 55.0 °F - 44.1 °F 67% 30.14 in 10.0 mi NE 4.6 mph - N/A   Clear
10:54 AM 55.9 °F - 45.0 °F 67% 30.14 in 10.0 mi Calm Calm - N/A   Clear
11:54 AM 57.9 °F - 46.9 °F 67% 30.12 in 10.0 mi SSW 5.8 mph - N/A   Clear
12:54 PM 57.0 °F - 46.9 °F 69% 30.10 in 10.0 mi SW 4.6 mph - N/A   Clear
1:54 PM 57.9 °F - 46.0 °F 65% 30.07 in 10.0 mi SW 4.6 mph - N/A   Clear
2:54 PM 57.0 °F - 45.0 °F 64% 30.07 in 10.0 mi West 6.9 mph - N/A   Clear
3:54 PM 57.0 °F - 43.0 °F 59% 30.07 in 10.0 mi WNW 5.8 mph - N/A   Clear
4:54 PM 55.9 °F - 41.0 °F 57% 30.07 in 10.0 mi Calm Calm - N/A   Clear
5:54 PM 54.0 °F - 42.1 °F 64% 30.08 in 10.0 mi Calm Calm - N/A   Clear
6:54 PM 54.0 °F - 43.0 °F 66% 30.09 in 10.0 mi Calm Calm - N/A   Clear
7:54 PM 50.0 °F - 43.0 °F 77% 30.09 in 10.0 mi Calm Calm - N/A   Clear
8:54 PM 48.9 °F - 42.1 °F 77% 30.10 in 10.0 mi ENE 4.6 mph - N/A   Clear
9:54 PM 48.9 °F - 42.1 °F 77% 30.11 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 46.0 °F - 39.9 °F 79% 30.13 in 10.0 mi Calm Calm - N/A   Clear