Weather History for Livermore, CA

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Week of September 7, 2014 through September 13, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 101 °F 92 °F 76 °F
Mean Temperature 81 °F 75 °F 66 °F
Min Temperature 63 °F 57 °F 53 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 16 10 1 69
Growing Degree Days (base 50) 31 25 16 174
Dew Point  
Dew Point 58 °F 49 °F 33 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 17 mph 5 mph 0 mph
Gust Wind 22 mph 22 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 29.99 in 29.85 in 29.73 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 12, 2014 Rise Set
Actual Time 6:46 AM PDT 7:19 PM PDT
Civil Twilight 6:20 AM PDT 7:45 PM PDT
Nautical Twilight 5:49 AM PDT 8:16 PM PDT
Astronomical Twilight 5:17 AM PDT 8:48 PM PDT
Moon 9:49 PM PDT (9/12) 10:51 AM PDT (9/12)
Length of Visible Light 13h 25m
Length of Day
12h 32m
Waning Gibbous, 82% of the Moon is Illuminated
Sep 12
Waning Gibbous
Sep 15
Last Quarter
Sep 23
New
Oct 1
First Quarter
Oct 8
Full

Daily Weather History & Observations

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
7 85 70 55 54 53 51 93 63 32 29.90 29.85 29.77 10 10 9 17 7 21 0.00  
8 76 66 56 54 51 50 86 65 43 29.94 29.87 29.83 10 10 10 15 10 17 0.00  
9 88 72 55 54 51 42 86 54 21 29.99 29.93 29.87 10 10 10 12 4 15 0.00  
10 97 75 53 51 45 37 72 43 13 29.94 29.87 29.79 10 10 10 13 3 17 0.00  
11 101 80 59 51 44 33 60 35 10 29.88 29.84 29.78 10 10 10 16 3 22 0.00  
12 101 80 59 55 47 40 49 32 15 29.87 29.82 29.75 10 10 10 14 4 16 0.00  
13 98 81 63 58 53 46 78 49 20 29.83 29.79 29.73 10 10 10 16 5 20 0.00