Weather History for Hayward, CA

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Saturday, December 1, 2012

  Actual Average Record
Temperature  
Mean Temperature 62 °F 52 °F  
Max Temperature 66 °F 59 °F 68 °F (2011)
Min Temperature 58 °F 44 °F 37 °F (2004)
Degree Days  
Heating Degree Days 3    
Month to date heating degree days 3  
Since 1 July heating degree days 431  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 191  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 80    
Maximum Humidity 86    
Minimum Humidity 73    
Precipitation  
Precipitation T in - 0.52 in (2005)
Month to date precipitation T  
Year to date precipitation 12.23  
Since 1 July precipitation 3.11  
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 12 mph (South)    
Max Wind Speed 21 mph    
Max Gust Speed 28 mph    
Visibility 8 miles    
Events Rain    
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. 01, 2012 Rise Set
Actual Time 7:05 AM PST 4:50 PM PST
Civil Twilight 6:36 AM PST 5:18 PM PST
Nautical Twilight 6:04 AM PST 5:51 PM PST
Astronomical Twilight 5:32 AM PST 6:23 PM PST
Moon 7:44 PM PST (12/1) 9:22 AM PST (12/1)
Length of Visible Light 10h 42m
Length of Day
9h 44m
Waning Gibbous, 91% of the Moon is Illuminated
Dec 1
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 57.9 °F 53.1 °F 84% 30.04 in 10.0 mi SSE 11.5 mph - N/A   Clear
1:54 AM 59.0 °F 53.1 °F 81% 30.02 in 10.0 mi SSE 12.7 mph - N/A   Overcast
4:54 AM 60.1 °F 53.1 °F 78% 30.00 in 10.0 mi SSE 16.1 mph 21.9 mph 0.00 in   Overcast
7:47 AM 60.8 °F 55.4 °F 82% 29.99 in 2.5 mi SSE 16.1 mph 25.3 mph 0.00 in Rain Light Rain
7:49 AM 60.8 °F 55.4 °F 82% 29.99 in 4.0 mi SSE 13.8 mph 25.3 mph 0.00 in Rain Light Rain
7:54 AM 60.1 °F 55.9 °F 86% 30.02 in 10.0 mi SSE 17.3 mph - 0.00 in   Overcast
8:54 AM 61.0 °F 55.9 °F 83% 30.05 in 10.0 mi SSE 12.7 mph - 0.00 in   Overcast
9:23 AM 60.8 °F 57.2 °F 88% 30.02 in 10.0 mi SSE 11.5 mph - N/A   Overcast
9:37 AM 60.8 °F 57.2 °F 88% 30.03 in 8.0 mi South 11.5 mph - 0.00 in Rain Light Rain
9:44 AM 60.8 °F 57.2 °F 88% 30.03 in 5.0 mi South 12.7 mph - 0.00 in Rain Light Rain
10:26 AM 62.6 °F 57.2 °F 82% 30.04 in 10.0 mi South 11.5 mph - 0.00 in   Mostly Cloudy
10:54 AM 63.0 °F 57.9 °F 84% 30.07 in 10.0 mi South 10.4 mph - 0.00 in   Mostly Cloudy
11:54 AM 64.0 °F 57.9 °F 80% 30.04 in 10.0 mi South 8.1 mph - N/A   Overcast
12:21 PM 64.4 °F 57.2 °F 77% 30.01 in 10.0 mi South 11.5 mph - N/A   Mostly Cloudy
12:54 PM 64.9 °F 55.9 °F 73% 30.03 in 10.0 mi SSW 10.4 mph - N/A   Overcast
1:54 PM 64.0 °F 55.9 °F 75% 30.03 in 10.0 mi SW 6.9 mph - 0.00 in   Overcast
2:33 PM 62.6 °F 55.4 °F 77% 30.00 in 7.0 mi Calm Calm - 0.00 in Rain Light Rain
2:44 PM 62.6 °F 55.4 °F 77% 30.00 in 10.0 mi SSW 5.8 mph - 0.00 in   Overcast
2:54 PM 64.0 °F 55.9 °F 75% 30.02 in 10.0 mi SSW 8.1 mph - 0.00 in   Overcast
3:54 PM 62.1 °F 55.9 °F 80% 30.01 in 10.0 mi South 6.9 mph - 0.00 in   Overcast
4:54 PM 61.0 °F 57.0 °F 87% 30.01 in 7.0 mi South 5.8 mph - 0.00 in Rain Light Rain
5:54 PM 61.0 °F 55.9 °F 83% 30.00 in 10.0 mi SSE 5.8 mph - 0.00 in Rain Light Rain
6:54 PM 61.0 °F 55.0 °F 81% 29.98 in 10.0 mi SSE 9.2 mph - 0.00 in Rain Light Rain
7:54 PM 59.0 °F 55.9 °F 90% 29.96 in 5.0 mi SSE 12.7 mph - 0.10 in Rain Rain
8:54 PM 59.0 °F 55.9 °F 90% 29.95 in 5.0 mi SSE 12.7 mph - 0.05 in Rain Light Rain
9:28 PM 59.0 °F 55.4 °F 88% 29.92 in 3.0 mi SSE 16.1 mph 21.9 mph 0.00 in Rain Light Rain
9:54 PM 60.1 °F 55.9 °F 86% 29.94 in 10.0 mi SSE 15.0 mph - 0.00 in Rain Light Rain
10:54 PM 60.1 °F 55.9 °F 86% 29.95 in 5.0 mi SSE 15.0 mph 24.2 mph 0.00 in Rain Light Rain
11:54 PM 60.1 °F 55.9 °F 86% 29.94 in 4.0 mi SSE 13.8 mph 23.0 mph 0.00 in Rain Light Rain