Weather History for Petaluma, CA

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Week of October 7, 2012 through October 13, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 75 °F 68 °F 57 °F
Mean Temperature 62 °F 58 °F 55 °F
Min Temperature 53 °F 47 °F 42 °F
Degree Days  
Heating Degree Days (base 65) 10 7 4 50
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 8 5 55
Dew Point  
Dew Point 57 °F 50 °F 43 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 17 mph 4 mph 0 mph
Gust Wind 23 mph 18 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.33 in 30.04 in 29.89 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Oct. 07, 2012 Rise Set
Actual Time 7:12 AM PDT 6:43 PM PDT
Civil Twilight 6:45 AM PDT 7:09 PM PDT
Nautical Twilight 6:15 AM PDT 7:40 PM PDT
Astronomical Twilight 5:44 AM PDT 8:10 PM PDT
Moon No Moon Rise 1:49 PM PDT (10/7)
Length of Visible Light 12h 23m
Length of Day
11h 31m
Waning Gibbous, 55% of the Moon is Illuminated
Oct 7
Waning Gibbous
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
7 73 62 50 55 51 48 100 84 41 30.04 30.00 29.96 10 7 0 17 5 22 0.00  
8 68 56 44 55 50 45 100 81 52 30.06 30.03 30.01 10 10 4 15 5 23 0.00  
9 71 58 46 54 50 46 100 82 43 30.06 30.01 29.95 10 8 0 12 3 17 0.00  
10 71 60 48 54 51 48 100 81 43 29.99 29.95 29.89 10 8 0 16 5 20 0.00  
11 57 55 53 54 50 48 100 85 77 29.98 29.93 29.89 10 10 3 12 7 - 0.00  
12 62 56 48 52 50 48 100 81 59 30.24 30.10 29.98 10 10 7 7 2 - 0.00  
13 75 58 42 57 50 43 100 81 44 30.33 30.25 30.19 10 9 2 14 3 23 0.00