Weather History for Hayward, CA

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Friday, January 4, 2013

  Actual Average Record
Temperature  
Mean Temperature 47 °F 49 °F  
Max Temperature 55 °F 57 °F 66 °F (2006)
Min Temperature 38 °F 42 °F 32 °F (2009)
Degree Days  
Heating Degree Days 18    
Month to date heating degree days 78  
Since 1 July heating degree days 944  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 37 °F    
Average Humidity 67    
Maximum Humidity 79    
Minimum Humidity 54    
Precipitation  
Precipitation 0.00 in - 1.92 in (2008)
Month to date precipitation T  
Year to date precipitation T  
Since 1 July precipitation 5.98  
Sea Level Pressure  
Sea Level Pressure 30.27 in    
Wind  
Wind Speed 3 mph (NE)    
Max Wind Speed 9 mph    
Max Gust Speed 10 mph    
Visibility 8 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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Astronomy

Jan. 04, 2013 Rise Set
Actual Time 7:23 AM PST 5:03 PM PST
Civil Twilight 6:54 AM PST 5:32 PM PST
Nautical Twilight 6:22 AM PST 6:05 PM PST
Astronomical Twilight 5:50 AM PST 6:37 PM PST
Moon No Moon Rise 11:18 AM PST (1/4)
Length of Visible Light 10h 37m
Length of Day
9h 39m
Waning Gibbous, 54% of the Moon is Illuminated
Jan 4
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

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 42.1 °F 40.2 °F 35.1 °F 76% 30.29 in 6.0 mi NE 3.5 mph - N/A   Haze
1:54 AM 41.0 °F 37.1 °F 35.1 °F 79% 30.29 in 7.0 mi ENE 5.8 mph - N/A   Clear
2:54 AM 41.0 °F - 34.0 °F 76% 30.29 in 7.0 mi Calm Calm - N/A   Clear
3:54 AM 39.9 °F 37.8 °F 33.1 °F 77% 30.29 in 7.0 mi ESE 3.5 mph - N/A   Clear
5:54 AM 39.9 °F - 34.0 °F 79% 30.29 in 8.0 mi Calm Calm - N/A   Clear
6:54 AM 39.0 °F - 32.0 °F 76% 30.30 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 39.0 °F 35.7 °F 33.1 °F 79% 30.30 in 7.0 mi East 4.6 mph - N/A   Clear
8:54 AM 44.1 °F - 37.0 °F 76% 30.32 in 5.0 mi Calm Calm - N/A   Haze
9:54 AM 48.0 °F - 39.9 °F 74% 30.33 in 5.0 mi Calm Calm - N/A   Haze
10:54 AM 51.1 °F - 39.0 °F 63% 30.30 in 7.0 mi Calm Calm - N/A   Clear
11:54 AM 51.1 °F - 39.0 °F 63% 30.28 in 7.0 mi WSW 4.6 mph - N/A   Clear
12:54 PM 53.1 °F - 39.9 °F 61% 30.25 in 7.0 mi WNW 4.6 mph - N/A   Clear
1:54 PM 54.0 °F - 41.0 °F 62% 30.23 in 7.0 mi West 4.6 mph - N/A   Clear
2:54 PM 54.0 °F - 39.0 °F 57% 30.22 in 9.0 mi West 4.6 mph - N/A   Clear
3:54 PM 54.0 °F - 37.9 °F 55% 30.21 in 9.0 mi West 4.6 mph - N/A   Clear
4:54 PM 52.0 °F - 36.0 °F 54% 30.22 in 10.0 mi WNW 3.5 mph - N/A   Clear
5:54 PM 48.0 °F - 37.0 °F 66% 30.22 in 10.0 mi Calm Calm - N/A   Clear
6:54 PM 50.0 °F - 37.9 °F 63% 30.23 in 10.0 mi ENE 5.8 mph - N/A   Clear
7:54 PM 48.0 °F - 37.9 °F 68% 30.23 in 9.0 mi NE 6.9 mph - N/A   Clear
8:54 PM 48.0 °F - 37.9 °F 68% 30.25 in 9.0 mi ENE 6.9 mph - N/A   Clear
9:54 PM 46.0 °F 43.1 °F 37.9 °F 73% 30.25 in 8.0 mi East 5.8 mph - N/A   Clear
10:54 PM 45.0 °F 43.5 °F 37.9 °F 76% 30.26 in 7.0 mi NE 3.5 mph - N/A   Clear
11:54 PM 43.0 °F 38.8 °F 37.0 °F 80% 30.25 in 6.0 mi East 6.9 mph - N/A   Haze