Santa Rosa, CA

5:11 PM PDT on October 23, 2019 (GMT -0700)
Sonoma County

Weather History for KSTS - September, 2019

Change the Weather History Date:

Tuesday, September 17, 2019

  Actual Average Record
Temperature  
Mean Temperature 63 °F 66 °F  
Max Temperature 79 °F 83 °F 98 °F (2000)
Min Temperature 46 °F 49 °F 44 °F (2008)
Degree Days  
Heating Degree Days 2    
Month to date heating degree days 2  
Since 1 July heating degree days 4  
Cooling Degree Days 0    
Month to date cooling degree days 78  
Year to date cooling degree days 491  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 65    
Maximum Humidity 96    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in 0.01 in 0.01 in (2014)
Month to date precipitation 0.11 0.12  
Year to date precipitation 38.50 22.30  
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 4 mph (SSW)    
Max Wind Speed 13 mph    
Max Gust Speed 18 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 or City:

Astronomy

Sep. 17, 2019 Rise Set
Actual Time 6:54 AM PDT 7:16 PM PDT
Civil Twilight 6:27 AM PDT 7:42 PM PDT
Nautical Twilight 5:56 AM PDT 8:13 PM PDT
Astronomical Twilight 5:24 AM PDT 8:45 PM PDT
Moon 9:24 PM PDT (9/17) 10:02 AM PDT (9/17)
Length of Visible Light 13h 14m
Length of Day
12h 21m
Waning Gibbous, 88% of the Moon is Illuminated
Sep 17
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 55.0 °F 50.0 °F 83% 30.00 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 55.0 °F 50.0 °F 83% 30.01 in 10.0 mi SW 3.5 mph - N/A   Clear
2:53 AM 52.0 °F 50.0 °F 93% 30.01 in 10.0 mi South 3.5 mph - N/A   Clear
3:53 AM 51.1 °F 48.9 °F 92% 30.01 in 10.0 mi South 3.5 mph - N/A   Clear
4:53 AM 48.9 °F 46.9 °F 93% 30.01 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 48.0 °F 46.9 °F 96% 30.02 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 46.0 °F 45.0 °F 96% 30.03 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:53 AM 51.1 °F 50.0 °F 96% 30.04 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:53 AM 57.9 °F 53.1 °F 84% 30.06 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 64.9 °F 52.0 °F 63% 30.05 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 69.1 °F 52.0 °F 54% 30.05 in 10.0 mi Variable 3.5 mph - N/A   Clear
11:53 AM 73.0 °F 46.0 °F 38% 30.04 in 10.0 mi South 5.8 mph - N/A   Clear
12:53 PM 75.9 °F 46.9 °F 36% 30.02 in 10.0 mi South 6.9 mph - N/A   Clear
1:53 PM 77.0 °F 48.0 °F 36% 30.01 in 10.0 mi Calm Calm - N/A   Clear
2:53 PM 79.0 °F 48.0 °F 34% 29.99 in 10.0 mi SSW 11.5 mph - N/A   Clear
3:53 PM 75.9 °F 45.0 °F 33% 29.97 in 10.0 mi SW 11.5 mph - N/A   Clear
4:53 PM 75.9 °F 50.0 °F 40% 29.96 in 10.0 mi SSW 12.7 mph - N/A   Clear
5:53 PM 73.0 °F 53.1 °F 49% 29.96 in 10.0 mi WSW 12.7 mph 18.4 mph N/A   Clear
6:53 PM 69.1 °F 54.0 °F 58% 29.96 in 10.0 mi WSW 4.6 mph - N/A   Clear
7:53 PM 66.9 °F 54.0 °F 63% 29.96 in 10.0 mi WSW 5.8 mph - N/A   Clear
8:53 PM 64.0 °F 53.1 °F 67% 29.96 in 10.0 mi WSW 6.9 mph - N/A   Clear
9:53 PM 63.0 °F 54.0 °F 72% 29.96 in 10.0 mi WSW 3.5 mph - N/A   Clear
10:53 PM 59.0 °F 54.0 °F 83% 29.95 in 10.0 mi SE 3.5 mph - N/A   Clear
11:53 PM 57.9 °F 55.0 °F 90% 29.95 in 10.0 mi Calm Calm - N/A   Clear