989  
CDUS46 KMTR 230042  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
442 PM PST SUN DEC 22 2024  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 59 1:01 PM 70 1999 57 2 70  
2014  
2023  
MINIMUM 52 6:57 AM 21 1998 37 15 40  
AVERAGE 56 47 9 55  
 
PRECIPITATION (IN)  
TODAY T 1.09 2005 0.23 -0.23 T  
MONTH TO DATE 6.02 4.70 1.32 5.59  
SINCE OCT 1 21.93 9.93 12.00 8.41  
SINCE JAN 1 47.42 31.72 15.70 39.49  
 
DEGREE DAYS  
HEATING  
TODAY 9 10  
MONTH TO DATE 319 301  
SINCE DEC 1 319 301  
SINCE JUL 1 827 747  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 705 498    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 1.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 90 12:00 PM  
AVERAGE 95  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 70 2004  
MINIMUM TEMPERATURE (F) 37 21 1998  
 
SUNRISE AND SUNSET  
DECEMBER 22 2024......SUNRISE 7:26 AM PST SUNSET 4:55 PM PST  
DECEMBER 23 2024......SUNRISE 7:26 AM PST SUNSET 4:55 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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