242  
CDUS46 KMTR 150829  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1229 AM PST SUN DEC 15 2024  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 2024  
 
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)  
YESTERDAY  
MAXIMUM 58 2:29 PM 66 2017 57 1 59  
MINIMUM 39 11:58 PM 25 2008 37 2 32  
AVERAGE 49 47 2 46  
 
PRECIPITATION (IN)  
YESTERDAY 1.31R 1.24 2002 0.23 1.08 0.00  
MONTH TO DATE 4.30 2.91 1.39 0.52  
SINCE OCT 1 20.21 8.14 12.07 3.34  
SINCE JAN 1 45.70 29.93 15.77 34.42  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 19  
MONTH TO DATE 194 206  
SINCE DEC 1 194 206  
SINCE JUL 1 702 652  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 705 498    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 62 2:00 PM  
AVERAGE 81  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 78 2013  
MINIMUM TEMPERATURE (F) 37 28 1999  
 
SUNRISE AND SUNSET  
DECEMBER 15 2024......SUNRISE 7:22 AM PST SUNSET 4:52 PM PST  
DECEMBER 16 2024......SUNRISE 7:23 AM PST SUNSET 4:52 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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