Weather History for Santa Rosa, CA

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Week of September 15, 2013 through September 21, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 82 °F 71 °F
Mean Temperature 70 °F 65 °F 60 °F
Min Temperature 54 °F 48 °F 41 °F
Degree Days  
Heating Degree Days (base 65) 5 1 0 9
Cooling Degree Days (base 65) 5 2 0 11
Growing Degree Days (base 50) 20 15 10 108
Dew Point  
Dew Point 63 °F 51 °F 35 °F
Precipitation  
Precipitation 0.24 in 0.06 in 0.00 in 0.41 in
Snowdepth - - - -
Wind  
Wind 23 mph 6 mph 0 mph
Gust Wind 32 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 29.89 in 29.80 in 29.72 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Sep. 19, 2013 Rise Set
Actual Time 6:56 AM PDT 7:12 PM PDT
Civil Twilight 6:30 AM PDT 7:38 PM PDT
Nautical Twilight 5:59 AM PDT 8:09 PM PDT
Astronomical Twilight 5:27 AM PDT 8:41 PM PDT
Moon 7:15 PM PDT (9/19) 7:11 AM PDT (9/19)
Length of Visible Light 13h 08m
Length of Day
12h 15m
Full, 100% of the Moon is Illuminated
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Daily Weather History & Observations

2013 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  
15 81 65 49 57 54 48 100 71 42 29.84 29.79 29.75 10 6 0 14 4 18 0.00 Fog
16 87 69 51 57 54 51 100 65 30 29.89 29.83 29.72 10 5 0 14 4 17 0.01 Fog
17 82 65 48 53 49 46 96 63 30 29.86 29.81 29.78 10 10 8 23 11 32 0.00 Fog
18 85 70 54 48 45 35 72 45 18 29.89 29.84 29.78 10 10 10 17 7 22 0.00  
19 89 67 45 50 44 36 93 55 16 29.84 29.78 29.72 10 10 10 13 4 16 0.00  
20 78 60 41 63 52 39 100 73 46 29.82 29.79 29.75 10 8 1 18 5 23 0.16 Fog , Rain
21 71 61 51 63 57 50 97 75 53 29.87 29.79 29.76 10 8 2 17 5 24 0.24 Rain