Pleasanton, CA

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

Weather History for KLVK - September, 2013

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Tuesday, September 17, 2013

  Actual Average Record
Temperature  
Mean Temperature 69 °F 70 °F  
Max Temperature 78 °F 84 °F 99 °F (1991)
Min Temperature 59 °F 56 °F 44 °F (1959)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 7  
Cooling Degree Days 4 5  
Month to date cooling degree days 150 107  
Year to date cooling degree days 974 732  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 60    
Maximum Humidity 84    
Minimum Humidity 36    
Precipitation  
Precipitation 0.00 in 0.00 in 0.22 in (1940)
Month to date precipitation 0.01 0.06  
Year to date precipitation 2.13 9.97  
Since 1 July precipitation 0.01  
Sea Level Pressure  
Sea Level Pressure 29.85 in    
Wind  
Wind Speed 10 mph (SW)    
Max Wind Speed 20 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events      
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

Sep. 17, 2013 Rise Set
Actual Time 6:51 AM PDT 7:11 PM PDT
Civil Twilight 6:24 AM PDT 7:37 PM PDT
Nautical Twilight 5:54 AM PDT 8:08 PM PDT
Astronomical Twilight 5:22 AM PDT 8:39 PM PDT
Moon 6:01 PM PDT (9/17) 4:53 AM PDT (9/17)
Length of Visible Light 13h 12m
Length of Day
12h 20m
Waxing Gibbous, 96% of the Moon is Illuminated
Sep 17
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 61.0 °F 55.0 °F 81% 29.84 in 10.0 mi SW 11.5 mph - N/A   Scattered Clouds
1:04 AM 62.6 °F 55.4 °F 77% 29.85 in 10.0 mi SW 12.7 mph - N/A   Mostly Cloudy
1:53 AM 62.1 °F 55.0 °F 78% 29.84 in 10.0 mi WSW 11.5 mph 21.9 mph N/A   Mostly Cloudy
2:23 AM 62.6 °F 55.4 °F 77% 29.85 in 10.0 mi SW 15.0 mph 20.7 mph N/A   Scattered Clouds
2:39 AM 62.6 °F 55.4 °F 77% 29.84 in 10.0 mi SW 16.1 mph - N/A   Mostly Cloudy
2:53 AM 62.1 °F 55.0 °F 78% 29.84 in 10.0 mi SW 13.8 mph 21.9 mph N/A   Mostly Cloudy
3:53 AM 62.1 °F 55.0 °F 78% 29.83 in 10.0 mi SW 13.8 mph - N/A   Mostly Cloudy
4:43 AM 62.6 °F 55.4 °F 77% 29.83 in 10.0 mi SSW 16.1 mph 24.2 mph N/A   Partly Cloudy
4:53 AM 62.1 °F 55.0 °F 78% 29.83 in 10.0 mi SSW 15.0 mph 23.0 mph N/A   Partly Cloudy
5:30 AM 62.6 °F 53.6 °F 72% 29.84 in 10.0 mi SW 15.0 mph - N/A   Mostly Cloudy
5:53 AM 62.1 °F 54.0 °F 75% 29.84 in 10.0 mi WSW 15.0 mph - N/A   Mostly Cloudy
6:31 AM 60.8 °F 53.6 °F 77% 29.84 in 10.0 mi SSW 12.7 mph - N/A   Scattered Clouds
6:53 AM 61.0 °F 54.0 °F 78% 29.84 in 10.0 mi SW 13.8 mph - N/A   Clear
7:53 AM 63.0 °F 55.0 °F 75% 29.86 in 10.0 mi SW 11.5 mph - N/A   Scattered Clouds
8:53 AM 64.0 °F 54.0 °F 70% 29.87 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
9:53 AM 66.9 °F 54.0 °F 63% 29.88 in 10.0 mi SW 12.7 mph - N/A   Partly Cloudy
10:53 AM 70.0 °F 53.1 °F 55% 29.87 in 10.0 mi SW 15.0 mph 20.7 mph N/A   Clear
11:53 AM 73.9 °F 53.1 °F 48% 29.86 in 10.0 mi SSW 12.7 mph 21.9 mph N/A   Clear
12:53 PM 75.9 °F 52.0 °F 43% 29.86 in 10.0 mi SW 10.4 mph - N/A   Clear
1:36 PM 75.2 °F 50.0 °F 41% 29.86 in 10.0 mi WSW 15.0 mph - N/A   Clear
1:53 PM 75.9 °F 50.0 °F 40% 29.85 in 10.0 mi West 13.8 mph 20.7 mph N/A   Clear
2:53 PM 77.0 °F 48.0 °F 36% 29.84 in 10.0 mi WSW 16.1 mph 21.9 mph N/A   Clear
3:53 PM 73.9 °F 52.0 °F 46% 29.84 in 10.0 mi SW 12.7 mph - N/A   Clear
4:53 PM 72.0 °F 54.0 °F 53% 29.83 in 10.0 mi South 15.0 mph - N/A   Clear
5:53 PM 69.1 °F 54.0 °F 58% 29.84 in 10.0 mi South 13.8 mph - N/A   Clear
6:53 PM 66.9 °F 53.1 °F 61% 29.85 in 10.0 mi SSW 6.9 mph - N/A   Clear
7:53 PM 64.9 °F 53.1 °F 65% 29.85 in 10.0 mi SW 3.5 mph - N/A   Clear
8:53 PM 64.0 °F 53.1 °F 67% 29.87 in 10.0 mi WSW 3.5 mph - N/A   Clear
9:53 PM 63.0 °F 53.1 °F 70% 29.88 in 10.0 mi WSW 4.6 mph - N/A   Clear
10:53 PM 62.1 °F 52.0 °F 70% 29.88 in 10.0 mi West 4.6 mph - N/A   Clear
11:53 PM 61.0 °F 53.1 °F 75% 29.88 in 10.0 mi Calm Calm - N/A   Clear