210  
CDUS46 KMTR 130835  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1235 AM PST MON JAN 13 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JANUARY 12 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 1:52 PM 82 2009 57 11 53  
MINIMUM 33 7:14 AM 25 2007 37 -4 36  
2012  
AVERAGE 51 47 4 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.27 2003 0.23 -0.23 0.01  
MONTH TO DATE 0.48 2.82 -2.34 1.50  
SINCE OCT 1 26.07 14.81 11.26 13.06  
SINCE JAN 1 0.48 2.82 -2.34 1.50  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 20  
MONTH TO DATE 150 173  
SINCE DEC 1 590 593  
SINCE JUL 1 1098 1039  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 29 2:00 PM  
AVERAGE 65  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 70 2009  
2015  
MINIMUM TEMPERATURE (F) 37 21 2007  
 
SUNRISE AND SUNSET  
JANUARY 13 2025.......SUNRISE 7:28 AM PST SUNSET 5:13 PM PST  
JANUARY 14 2025.......SUNRISE 7:27 AM PST SUNSET 5:14 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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