037  
CDUS46 KMTR 120827  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1227 AM PST FRI JAN 12 2024  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JANUARY 11 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 57 3:05 PM 68 2009 57 0 56  
2012  
MINIMUM 31 7:49 AM 28 1999 37 -6 50  
2012  
AVERAGE 44 47 -3 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.68 2023 0.24 -0.24 1.68  
MONTH TO DATE 1.49 2.59 -1.10 10.23  
SINCE OCT 1 13.05 14.58 -1.53 21.18  
SINCE JAN 1 1.49 2.59 -1.10 10.23  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 12  
MONTH TO DATE 153 161  
SINCE DEC 1 573 731  
SINCE JUL 1 1019 1330  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (340)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 7:00 AM  
LOWEST 35 4:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 82 2009  
MINIMUM TEMPERATURE (F) 37 25 2007  
2012  
 
SUNRISE AND SUNSET  
JANUARY 12 2024.......SUNRISE 7:28 AM PST SUNSET 5:11 PM PST  
JANUARY 13 2024.......SUNRISE 7:28 AM PST SUNSET 5:12 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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