885  
CDUS46 KMTR 040830  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1230 AM PST MON DEC 04 2023  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 3 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 63 3:04 PM 66 2011 59 4 47  
2016  
MINIMUM 48 10:59 PM 26 2004 38 10 31  
AVERAGE 56 48 8 39  
 
PRECIPITATION (IN)  
YESTERDAY T 1.25 2014 0.20 -0.20 0.13  
MONTH TO DATE 0.10 0.57 -0.47 1.03  
SINCE OCT 1 2.92 5.80 -2.88 2.27  
SINCE JAN 1 34.00 27.59 6.41 7.95  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 26  
MONTH TO DATE 36 72  
SINCE DEC 1 36 72  
SINCE JUL 1 482 671  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 498 579    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 72 2:00 PM  
AVERAGE 86  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 69 2020  
MINIMUM TEMPERATURE (F) 38 26 2004  
2013  
 
SUNRISE AND SUNSET  
DECEMBER 4 2023......SUNRISE 7:12 AM PST SUNSET 4:50 PM PST  
DECEMBER 5 2023......SUNRISE 7:13 AM PST SUNSET 4:50 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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