Pleasanton, CA

7:15 AM PST on February 19, 2017 (GMT -0800)
Livermore Municipal

Weather History for KLVK - May, 2012

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Monday, May 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 63 °F 63 °F  
Max Temperature 73 °F 76 °F 100 °F (2001)
Min Temperature 53 °F 50 °F 38 °F (1964)
Degree Days  
Heating Degree Days 2 4  
Month to date heating degree days 47 96  
Since 1 July heating degree days 2530 2718  
Cooling Degree Days 0 2  
Month to date cooling degree days 34 28  
Year to date cooling degree days 61 37  
Growing Degree Days 13 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 62    
Maximum Humidity 84    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in 0.02 in 0.63 in (1957)
Month to date precipitation 0.04 0.52  
Year to date precipitation 6.99 9.76  
Since 1 July precipitation 8.90  
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 9 mph (WSW)    
Max Wind Speed 20 mph    
Max Gust Speed 26 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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Date:

Astronomy

May. 21, 2012 Rise Set
Actual Time 5:52 AM PDT 8:15 PM PDT
Civil Twilight 5:22 AM PDT 8:45 PM PDT
Nautical Twilight 4:45 AM PDT 9:22 PM PDT
Astronomical Twilight 4:05 AM PDT 10:03 PM PDT
Moon 6:19 AM PDT (5/21) 9:09 PM PDT (5/21)
Length of Visible Light 15h 22m
Length of Day
14h 22m
New Moon, 1% of the Moon is Illuminated
May 21
New Moon
May 28
First Quarter
Jun 4
Full
Jun 11
Last Quarter
Jun 19
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 55.0 °F 48.9 °F 80% 30.01 in 10.0 mi West 6.9 mph - N/A   Clear
1:53 AM 54.0 °F 48.9 °F 83% 30.01 in 10.0 mi WNW 3.5 mph - N/A   Clear
2:53 AM 53.1 °F 48.9 °F 86% 30.00 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 53.1 °F 48.9 °F 86% 30.00 in 10.0 mi WSW 5.8 mph - N/A   Clear
4:53 AM 54.0 °F 48.9 °F 83% 30.01 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
5:46 AM 53.6 °F 48.2 °F 82% 30.02 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds
5:53 AM 53.1 °F 48.9 °F 86% 30.01 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
6:46 AM 53.6 °F 48.2 °F 82% 30.04 in 10.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
6:53 AM 54.0 °F 48.9 °F 83% 30.04 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
7:28 AM 55.4 °F 48.2 °F 77% 30.05 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
7:53 AM 57.0 °F 50.0 °F 77% 30.05 in 10.0 mi SSW 9.2 mph - N/A   Partly Cloudy
8:53 AM 59.0 °F 50.0 °F 72% 30.05 in 10.0 mi SSW 11.5 mph - N/A   Clear
9:53 AM 63.0 °F 51.1 °F 65% 30.06 in 10.0 mi WSW 10.4 mph - N/A   Clear
10:53 AM 66.0 °F 51.1 °F 59% 30.07 in 10.0 mi West 9.2 mph - N/A   Clear
11:53 AM 66.9 °F 52.0 °F 59% 30.07 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
12:53 PM 68.0 °F 52.0 °F 56% 30.07 in 10.0 mi WNW 13.8 mph 20.7 mph N/A   Partly Cloudy
12:56 PM 68.0 °F 51.8 °F 56% 30.07 in 10.0 mi West 13.8 mph 20.7 mph N/A   Clear
1:53 PM 72.0 °F 51.1 °F 48% 30.07 in 10.0 mi West 17.3 mph - N/A   Clear
2:53 PM 72.0 °F 48.9 °F 44% 30.06 in 10.0 mi West 16.1 mph - N/A   Clear
3:53 PM 73.0 °F 48.0 °F 41% 30.06 in 10.0 mi WNW 15.0 mph 21.9 mph N/A   Clear
4:53 PM 70.0 °F 44.1 °F 39% 30.05 in 10.0 mi West 13.8 mph - N/A   Clear
5:53 PM 69.1 °F 46.0 °F 44% 30.05 in 10.0 mi WNW 13.8 mph - N/A   Clear
6:53 PM 66.0 °F 50.0 °F 56% 30.05 in 10.0 mi West 9.2 mph - N/A   Clear
7:53 PM 62.1 °F 51.1 °F 67% 30.06 in 10.0 mi WNW 13.8 mph - N/A   Clear
8:53 PM 59.0 °F 52.0 °F 78% 30.09 in 10.0 mi WNW 9.2 mph - N/A   Clear
10:12 PM 60.8 °F 53.6 °F 77% 30.10 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
10:21 PM 60.8 °F 53.6 °F 77% 30.10 in 10.0 mi South 5.8 mph - N/A   Overcast
10:53 PM 60.1 °F 55.0 °F 83% 30.10 in 10.0 mi WSW 9.2 mph - N/A   Overcast
11:53 PM 60.1 °F 55.0 °F 83% 30.10 in 10.0 mi SW 6.9 mph - N/A   Overcast