994  
CDUS46 KMTR 020035  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
435 PM PST FRI DEC 01 2023  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 1 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 59 12:41 PM 73 2011 60 -1 53  
MINIMUM 37 7:26 AM 23 2007 38 -1 32  
AVERAGE 48 49 -1 43  
 
PRECIPITATION (IN)  
TODAY T 3.78 2019 0.18 -0.18 0.90  
MONTH TO DATE T 0.18 -0.18 0.90  
SINCE OCT 1 2.82 5.41 -2.59 2.14  
SINCE JAN 1 33.90 27.20 6.70 7.82  
 
DEGREE DAYS  
HEATING  
TODAY 17 22  
MONTH TO DATE 17 22  
SINCE DEC 1 17 22  
SINCE JUL 1 463 621  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 498 579    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 AM  
LOWEST 53 12:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 75 2011  
MINIMUM TEMPERATURE (F) 38 26 2004  
 
SUNRISE AND SUNSET  
DECEMBER 1 2023......SUNRISE 7:10 AM PST SUNSET 4:51 PM PST  
DECEMBER 2 2023......SUNRISE 7:11 AM PST SUNSET 4:51 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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