Weather History for Hayward, CA

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Saturday, January 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 41 °F 50 °F  
Max Temperature 49 °F 57 °F 77 °F (2009)
Min Temperature 33 °F 42 °F 31 °F (2007)
Degree Days  
Heating Degree Days 24    
Month to date heating degree days 233  
Since 1 July heating degree days 1099  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 28 °F    
Average Humidity 64    
Maximum Humidity 89    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in - 0.07 in (2003)
Month to date precipitation 0.14  
Year to date precipitation 0.14  
Since 1 July precipitation 6.12  
Sea Level Pressure  
Sea Level Pressure 30.23 in    
Wind  
Wind Speed 4 mph (ENE)    
Max Wind Speed 10 mph    
Max Gust Speed 13 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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Astronomy

Jan. 12, 2013 Rise Set
Actual Time 7:23 AM PST 5:11 PM PST
Civil Twilight 6:54 AM PST 5:39 PM PST
Nautical Twilight 6:22 AM PST 6:12 PM PST
Astronomical Twilight 5:50 AM PST 6:43 PM PST
Moon 7:47 AM PST (1/12) 6:43 PM PST (1/12)
Length of Visible Light 10h 45m
Length of Day
9h 47m
New Moon, 2% of the Moon is Illuminated
Jan 12
New Moon
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New

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 37.9 °F - 34.0 °F 86% 30.21 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 39.0 °F - 34.0 °F 82% 30.22 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 37.0 °F 34.5 °F 32.0 °F 82% 30.23 in 10.0 mi ESE 3.5 mph - N/A   Clear
3:54 AM 36.0 °F - 32.0 °F 86% 30.24 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 35.1 °F 32.2 °F 30.9 °F 85% 30.23 in 10.0 mi ENE 3.5 mph - N/A   Clear
5:54 AM 35.1 °F 32.2 °F 30.0 °F 82% 30.25 in 10.0 mi ENE 3.5 mph - N/A   Clear
6:54 AM 34.0 °F - 30.0 °F 85% 30.27 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 35.1 °F 29.3 °F 28.9 °F 78% 30.29 in 10.0 mi ENE 6.9 mph - N/A   Clear
8:54 AM 39.9 °F 35.8 °F 28.9 °F 65% 30.29 in 10.0 mi ENE 5.8 mph - N/A   Clear
9:54 AM 46.0 °F - 25.0 °F 44% 30.29 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 46.9 °F - 27.0 °F 46% 30.28 in 10.0 mi Calm Calm - N/A   Clear
11:54 AM 46.9 °F - 25.0 °F 42% 30.25 in 10.0 mi SSW 4.6 mph - N/A   Clear
12:54 PM 48.0 °F - 26.1 °F 42% 30.22 in 10.0 mi SSW 6.9 mph - N/A   Clear
1:54 PM 48.9 °F - 26.1 °F 41% 30.20 in 10.0 mi WSW 8.1 mph - N/A   Clear
2:54 PM 48.9 °F - 25.0 °F 39% 30.20 in 10.0 mi SW 4.6 mph - N/A   Clear
3:54 PM 48.0 °F - 25.0 °F 41% 30.19 in 10.0 mi WNW 5.8 mph - N/A   Clear
4:54 PM 46.0 °F 44.8 °F 26.1 °F 46% 30.18 in 10.0 mi WNW 3.5 mph - N/A   Clear
5:54 PM 45.0 °F - 27.0 °F 49% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
6:54 PM 46.0 °F 43.9 °F 27.0 °F 47% 30.19 in 10.0 mi East 4.6 mph - N/A   Overcast
7:54 PM 45.0 °F 41.2 °F 26.1 °F 48% 30.20 in 10.0 mi NE 6.9 mph - N/A   Mostly Cloudy
8:54 PM 43.0 °F 41.3 °F 27.0 °F 53% 30.20 in 10.0 mi NE 3.5 mph - N/A   Overcast
9:54 PM 42.1 °F 37.7 °F 26.1 °F 53% 30.19 in 10.0 mi ENE 6.9 mph - N/A   Clear
10:54 PM 41.0 °F 35.8 °F 26.1 °F 55% 30.22 in 10.0 mi NE 8.1 mph - N/A   Clear
11:54 PM 39.0 °F 33.4 °F 26.1 °F 60% 30.23 in 10.0 mi ENE 8.1 mph - N/A   Clear