Weather History for Hayward, CA

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Saturday, December 22, 2012

  Actual Average Record
Temperature  
Mean Temperature 54 °F 50 °F  
Max Temperature 58 °F 57 °F 65 °F (2005)
Min Temperature 49 °F 42 °F 29 °F (1998)
Degree Days  
Heating Degree Days 11    
Month to date heating degree days 282  
Since 1 July heating degree days 710  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 191  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 47 °F    
Average Humidity 77    
Maximum Humidity 96    
Minimum Humidity 57    
Precipitation  
Precipitation 0.34 in - 0.48 in (2005)
Month to date precipitation 1.66  
Year to date precipitation 13.89  
Since 1 July precipitation 4.77  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 9 mph (South)    
Max Wind Speed 23 mph    
Max Gust Speed 32 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Dec. 22, 2012 Rise Set
Actual Time 7:20 AM PST 4:54 PM PST
Civil Twilight 6:51 AM PST 5:23 PM PST
Nautical Twilight 6:18 AM PST 5:56 PM PST
Astronomical Twilight 5:46 AM PST 6:28 PM PST
Moon 1:11 PM PST (12/22) 2:14 AM PST (12/22)
Length of Visible Light 10h 32m
Length of Day
9h 33m
Waxing Gibbous, 74% of the Moon is Illuminated
Dec 22
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 54.0 °F 48.0 °F 80% 29.90 in 7.0 mi South 11.5 mph - 0.00 in Rain Light Rain
1:54 AM 54.0 °F 48.0 °F 80% 29.91 in 10.0 mi SSE 6.9 mph - 0.00 in   Partly Cloudy
2:54 AM 54.0 °F 48.0 °F 80% 29.90 in 10.0 mi SSE 9.2 mph - N/A   Mostly Cloudy
3:54 AM 55.0 °F 48.0 °F 77% 29.88 in 10.0 mi SSE 11.5 mph - N/A   Overcast
4:52 AM 53.6 °F 48.2 °F 82% 29.86 in 2.5 mi South 19.6 mph 27.6 mph 0.09 in Rain Rain
4:54 AM 54.0 °F 48.9 °F 83% 29.90 in 3.0 mi SSW 18.4 mph 27.6 mph 0.10 in Rain Rain
5:54 AM 53.1 °F 48.9 °F 86% 29.91 in 7.0 mi SSW 10.4 mph - 0.08 in Rain Rain
6:21 AM 51.8 °F 50.0 °F 94% 29.89 in 4.0 mi SSW 6.9 mph - 0.04 in Rain Rain
6:33 AM 51.8 °F 50.0 °F 94% 29.89 in 3.0 mi SSW 4.6 mph - 0.07 in Rain Rain
6:54 AM 52.0 °F 50.0 °F 93% 29.93 in 8.0 mi West 5.8 mph - 0.07 in Rain Light Rain
7:11 AM 51.8 °F 48.2 °F 88% 29.92 in 2.5 mi WSW 13.8 mph 23.0 mph 0.05 in Rain Heavy Rain
7:20 AM 48.2 °F 46.4 °F 93% 29.92 in 3.0 mi WSW 8.1 mph 19.6 mph 0.08 in Rain Rain
7:54 AM 50.0 °F 46.0 °F 86% 29.95 in 8.0 mi Calm Calm - 0.09 in Rain Light Rain
8:54 AM 50.0 °F 46.9 °F 89% 29.97 in 10.0 mi SE 5.8 mph - 0.00 in Rain Light Rain
9:54 AM 51.1 °F 46.9 °F 86% 30.00 in 10.0 mi SSE 8.1 mph - 0.00 in   Mostly Cloudy
10:54 AM 52.0 °F 48.0 °F 86% 30.01 in 10.0 mi SSE 8.1 mph - N/A   Overcast
11:54 AM 55.0 °F 48.0 °F 77% 30.00 in 10.0 mi SSW 5.8 mph - 0.00 in   Mostly Cloudy
12:54 PM 57.0 °F 45.0 °F 64% 30.00 in 10.0 mi SW 11.5 mph - N/A   Scattered Clouds
1:54 PM 57.0 °F 44.1 °F 62% 29.99 in 10.0 mi SSW 11.5 mph 18.4 mph N/A   Overcast
2:54 PM 57.0 °F 43.0 °F 59% 30.00 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
3:54 PM 57.0 °F 44.1 °F 62% 30.01 in 10.0 mi SW 11.5 mph - N/A   Mostly Cloudy
4:54 PM 52.0 °F 45.0 °F 77% 30.03 in 10.0 mi SW 3.5 mph - N/A   Partly Cloudy
5:54 PM 55.0 °F 45.0 °F 69% 30.04 in 10.0 mi SSW 6.9 mph - 0.00 in Rain Light Rain
6:54 PM 54.0 °F 46.0 °F 75% 30.06 in 10.0 mi South 8.1 mph - 0.00 in Rain Light Rain
7:54 PM 53.1 °F 45.0 °F 74% 30.07 in 10.0 mi SSE 6.9 mph - 0.00 in   Partly Cloudy
8:54 PM 52.0 °F 44.1 °F 74% 30.08 in 10.0 mi SSE 11.5 mph - N/A   Partly Cloudy
9:54 PM 52.0 °F 45.0 °F 77% 30.11 in 10.0 mi SSE 8.1 mph - N/A   Mostly Cloudy
10:54 PM 51.1 °F 46.9 °F 86% 30.11 in 7.0 mi SSE 9.2 mph - 0.00 in Rain Light Rain
11:54 PM 51.1 °F 46.9 °F 86% 30.13 in 10.0 mi South 6.9 mph - 0.00 in Rain Light Rain