Weather History for Livermore, CA

Change the Weather History Date:

Friday, August 23, 2013

  Actual Average Record
Temperature  
Mean Temperature 70 °F 72 °F  
Max Temperature 82 °F 87 °F 107 °F (1932)
Min Temperature 58 °F 57 °F 45 °F (1973)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 5 36  
Since 1 July heating degree days 0 4  
Cooling Degree Days 5 7  
Month to date cooling degree days 178 169  
Year to date cooling degree days 746 563  
Since 1 June cooling degree days 645 510  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 54 °F    
Average Humidity 58    
Maximum Humidity 80    
Minimum Humidity 36    
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in (2014)
Month to date precipitation 0.00 0.00  
Year to date precipitation 2.12 9.90  
Since 1 July precipitation 0.00 T  
Sea Level Pressure  
Sea Level Pressure 29.88 in    
Wind  
Wind Speed 7 mph (West)    
Max Wind Speed 17 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Aug. 23, 2013 Rise Set
Actual Time 6:30 AM PDT 7:48 PM PDT
Civil Twilight 6:02 AM PDT 8:16 PM PDT
Nautical Twilight 5:29 AM PDT 8:48 PM PDT
Astronomical Twilight 4:55 AM PDT 9:22 PM PDT
Moon 9:15 PM PDT (8/23) 9:26 AM PDT (8/23)
Length of Visible Light 14h 13m
Length of Day
13h 18m
Waning Gibbous, 91% of the Moon is Illuminated
Aug 23
Waning Gibbous
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Hourly Weather History & Observations

Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:49 AM 59.0 °F - 53.6 °F 82% 29.93 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
12:53 AM 59.0 °F - 54.0 °F 83% 29.93 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
1:16 AM 57.2 °F - 53.6 °F 88% 29.93 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
1:48 AM 59.0 °F - 53.6 °F 82% 29.93 in 10.0 mi WSW 3.5 mph - N/A   Mostly Cloudy
1:53 AM 59.0 °F - 54.0 °F 83% 29.92 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 AM 60.1 °F - 54.0 °F 80% 29.91 in 10.0 mi WSW 3.5 mph - N/A   Overcast
3:53 AM 60.1 °F - 54.0 °F 80% 29.90 in 10.0 mi SW 3.5 mph - N/A   Overcast
4:53 AM 60.1 °F - 54.0 °F 80% 29.90 in 10.0 mi WSW 5.8 mph - N/A   Overcast
5:53 AM 60.1 °F - 53.1 °F 78% 29.90 in 10.0 mi Calm Calm - N/A   Overcast
6:53 AM 60.1 °F - 54.0 °F 80% 29.91 in 10.0 mi WSW 4.6 mph - N/A   Overcast
7:53 AM 61.0 °F - 54.0 °F 78% 29.92 in 10.0 mi SW 3.5 mph - N/A   Overcast
8:53 AM 63.0 °F - 54.0 °F 72% 29.92 in 10.0 mi West 6.9 mph - N/A   Overcast
9:53 AM 64.9 °F - 54.0 °F 68% 29.93 in 10.0 mi WNW 9.2 mph - N/A   Mostly Cloudy
10:26 AM 66.2 °F - 53.6 °F 64% 29.93 in 10.0 mi WNW 6.9 mph - N/A   Scattered Clouds
10:53 AM 66.9 °F - 54.0 °F 63% 29.92 in 10.0 mi NW 6.9 mph - N/A   Clear
11:53 AM 71.1 °F - 54.0 °F 55% 29.90 in 10.0 mi WNW 9.2 mph - N/A   Clear
12:53 PM 75.0 °F - 54.0 °F 48% 29.88 in 10.0 mi WNW 6.9 mph - N/A   Clear
1:53 PM 78.1 °F - 54.0 °F 43% 29.86 in 10.0 mi WNW 10.4 mph - N/A   Clear
2:53 PM 82.0 °F 81.3 °F 54.0 °F 38% 29.84 in 10.0 mi WNW 12.7 mph - N/A   Clear
3:53 PM 81.0 °F 80.4 °F 53.1 °F 38% 29.83 in 10.0 mi WNW 13.8 mph - N/A   Clear
4:53 PM 81.0 °F - 52.0 °F 36% 29.81 in 10.0 mi WNW 15.0 mph - N/A   Clear
5:53 PM 77.0 °F - 53.1 °F 43% 29.81 in 10.0 mi WNW 13.8 mph - N/A   Clear
6:53 PM 72.0 °F - 53.1 °F 51% 29.80 in 10.0 mi WNW 12.7 mph - N/A   Clear
7:53 PM 68.0 °F - 53.1 °F 59% 29.81 in 10.0 mi WSW 6.9 mph - N/A   Clear
8:53 PM 63.0 °F - 54.0 °F 72% 29.83 in 10.0 mi West 6.9 mph - N/A   Clear
9:53 PM 62.1 °F - 55.0 °F 78% 29.84 in 10.0 mi WNW 6.9 mph - N/A   Clear
10:53 PM 61.0 °F - 54.0 °F 78% 29.84 in 10.0 mi NW 4.6 mph - N/A   Clear
11:53 PM 61.0 °F - 54.0 °F 78% 29.85 in 10.0 mi WNW 4.6 mph - N/A   Clear