Santa Rosa, CA

3:41 AM PST on December 13, 2019 (GMT -0800)
Sonoma County

Weather History for KSTS - September, 2019

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Week of September 15, 2019 through September 21, 2019

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 82 °F 75 °F
Mean Temperature 70 °F 66 °F 63 °F
Min Temperature 55 °F 50 °F 46 °F
Degree Days  
Heating Degree Days (base 65) 2 0 0 3
Cooling Degree Days (base 65) 5 1 0 10
Growing Degree Days (base 50) 20 16 12 109
Dew Point  
Dew Point 62 °F 52 °F 41 °F
Precipitation  
Precipitation 0.11 in 0.02 in 0.00 in 0.13 in
Snowdepth - - - -
Wind  
Wind 18 mph 5 mph 0 mph
Gust Wind 25 mph 20 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.06 in 29.92 in 29.75 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 19, 2019 Rise Set
Actual Time 6:56 AM PDT 7:13 PM PDT
Civil Twilight 6:29 AM PDT 7:39 PM PDT
Nautical Twilight 5:58 AM PDT 8:10 PM PDT
Astronomical Twilight 5:26 AM PDT 8:42 PM PDT
Moon 10:29 PM PDT (9/19) 12:01 PM PDT (9/19)
Length of Visible Light 13h 09m
Length of Day
12h 16m
Waning Gibbous, 73% of the Moon is Illuminated
Sep 19
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full

Daily Weather History & Observations

2019 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 83 66 48 61 53 48 100 70 39 29.90 29.85 29.75 10 5 0 16 6 21 0.00 Fog
16 77 66 54 62 56 48 93 66 38 29.99 29.90 29.82 10 10 4 18 7 24 0.11 Rain
17 79 63 46 55 50 45 96 65 33 30.06 30.00 29.95 10 10 10 13 4 18 0.00  
18 75 65 55 61 57 51 100 75 49 29.97 29.92 29.89 10 8 2 17 6 25 0.02 Rain
19 81 64 46 53 49 45 100 65 30 29.96 29.92 29.88 10 10 10 15 3 19 0.00  
20 87 68 49 54 49 43 96 59 21 29.96 29.92 29.86 10 10 10 16 5 20 0.00  
21 91 70 49 53 48 41 89 54 19 29.96 29.90 29.84 10 10 10 17 5 23 0.00