Weather History for Hayward, CA

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Monday, December 24, 2012

  Actual Average Record
Temperature  
Mean Temperature 50 °F 50 °F  
Max Temperature 58 °F 57 °F 68 °F (2005)
Min Temperature 42 °F 42 °F 29 °F (1998)
Degree Days  
Heating Degree Days 15    
Month to date heating degree days 312  
Since 1 July heating degree days 740  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 191  
Growing Degree Days 0 (Base 50)    
Moisture  
Dew Point 41 °F    
Average Humidity 74    
Maximum Humidity 100    
Minimum Humidity 47    
Precipitation  
Precipitation 0.00 in - 0.29 in (2003)
Month to date precipitation 2.51  
Year to date precipitation 14.74  
Since 1 July precipitation 5.62  
Sea Level Pressure  
Sea Level Pressure 30.16 in    
Wind  
Wind Speed 4 mph (NE)    
Max Wind Speed 10 mph    
Max Gust Speed 13 mph    
Visibility 9 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. 24, 2012 Rise Set
Actual Time 7:21 AM PST 4:55 PM PST
Civil Twilight 6:52 AM PST 5:24 PM PST
Nautical Twilight 6:19 AM PST 5:57 PM PST
Astronomical Twilight 5:47 AM PST 6:29 PM PST
Moon 2:25 PM PST (12/24) 4:06 AM PST (12/24)
Length of Visible Light 10h 32m
Length of Day
9h 33m
Waxing Gibbous, 89% of the Moon is Illuminated
Dec 24
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First 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 45.0 °F - 43.0 °F 93% 30.08 in 6.0 mi Calm Calm - N/A   Clear
1:54 AM 46.0 °F 44.8 °F 44.1 °F 93% 30.10 in 7.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
2:04 AM 46.4 °F 45.2 °F 44.6 °F 93% 30.07 in 7.0 mi ENE 3.5 mph - N/A   Overcast
2:35 AM 46.4 °F - 44.6 °F 93% 30.08 in 7.0 mi Calm Calm - N/A   Partly Cloudy
2:54 AM 45.0 °F - 43.0 °F 93% 30.11 in 5.0 mi Calm Calm - N/A   Clear
3:09 AM 42.8 °F - 42.8 °F 100% 30.08 in 1.5 mi Calm Calm - N/A   Clear
3:21 AM 44.6 °F - 42.8 °F 93% 30.08 in 3.0 mi Calm Calm - N/A   Clear
3:54 AM 43.0 °F - 42.1 °F 97% 30.12 in 5.0 mi Calm Calm - N/A   Clear
4:54 AM 43.0 °F 40.3 °F 41.0 °F 93% 30.13 in 10.0 mi ENE 4.6 mph - N/A   Clear
5:54 AM 43.0 °F - 41.0 °F 93% 30.16 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:54 AM 43.0 °F - 41.0 °F 93% 30.19 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:54 AM 42.1 °F - 41.0 °F 96% 30.20 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 48.0 °F - 45.0 °F 89% 30.22 in 10.0 mi NE 3.5 mph - N/A   Clear
9:54 AM 51.1 °F - 45.0 °F 80% 30.24 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 53.1 °F - 45.0 °F 74% 30.23 in 10.0 mi Calm Calm - N/A   Clear
11:54 AM 53.1 °F - 45.0 °F 74% 30.22 in 10.0 mi WNW 5.8 mph - N/A   Clear
12:54 PM 54.0 °F - 45.0 °F 72% 30.20 in 10.0 mi WNW 8.1 mph - N/A   Clear
1:54 PM 55.9 °F - 44.1 °F 64% 30.19 in 10.0 mi Calm Calm - N/A   Clear
2:54 PM 57.0 °F - 37.9 °F 49% 30.18 in 10.0 mi North 6.9 mph - N/A   Clear
3:54 PM 55.9 °F - 37.0 °F 49% 30.19 in 10.0 mi NNE 6.9 mph - N/A   Clear
4:54 PM 53.1 °F - 37.9 °F 57% 30.19 in 10.0 mi NE 4.6 mph - N/A   Clear
5:54 PM 50.0 °F - 37.9 °F 63% 30.18 in 10.0 mi NE 5.8 mph - N/A   Clear
6:54 PM 48.9 °F - 36.0 °F 61% 30.19 in 10.0 mi ENE 5.8 mph - N/A   Clear
7:54 PM 48.0 °F - 37.9 °F 68% 30.19 in 10.0 mi ENE 4.6 mph - N/A   Clear
8:54 PM 46.0 °F 44.8 °F 37.9 °F 73% 30.19 in 10.0 mi NNE 3.5 mph - N/A   Clear
9:54 PM 46.9 °F - 37.9 °F 71% 30.20 in 10.0 mi NNE 6.9 mph - N/A   Clear
10:54 PM 45.0 °F 41.2 °F 37.9 °F 76% 30.20 in 10.0 mi ENE 6.9 mph - N/A   Clear
11:54 PM 44.1 °F 40.1 °F 37.0 °F 76% 30.19 in 10.0 mi ENE 6.9 mph - N/A   Clear