932  
CDUS46 KMTR 060025  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
425 PM PST SAT DEC 05 2020  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 5 2020
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1998 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 60 3:59 PM 69 2007 58 2 59  
MINIMUM 32 7:25 AM 24 2013 37 -5 51  
AVERAGE 46 47 -1 55  
 
PRECIPITATION (IN)  
TODAY 0.00 1.05 2010 0.17 -0.17 T  
MONTH TO DATE 0.00 0.75 -0.75 4.84  
SINCE OCT 1 1.44 7.47 -6.03 7.08  
SINCE JAN 1 7.35 30.00 -22.65 45.60  
 
DEGREE DAYS  
HEATING  
TODAY 19 10  
MONTH TO DATE 83 58  
SINCE DEC 1 83 58  
SINCE JUL 1 566 591  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 729 569    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 2:00 AM  
LOWEST 46 3:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 66 2001  
MINIMUM TEMPERATURE (F) 37 22 2013  
 
SUNRISE AND SUNSET  
DECEMBER 5 2020......SUNRISE 7:14 AM PST SUNSET 4:50 PM PST  
DECEMBER 6 2020......SUNRISE 7:15 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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