850  
CDUS46 KMTR 270846  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1246 AM PST MON JAN 27 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JANUARY 26 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 62 2:54 PM 73 2014 59 3 60  
MINIMUM 39 9:10 PM 24 2021 38 1 50  
AVERAGE 51 48 3 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.50 2021 0.20 -0.20 0.00  
MONTH TO DATE 0.48 5.63 -5.15 7.14  
SINCE OCT 1 26.07 17.62 8.45 18.70  
SINCE JAN 1 0.48 5.63 -5.15 7.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 10  
MONTH TO DATE 382 353  
SINCE DEC 1 822 773  
SINCE JUL 1 1330 1219  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 9.4  
 
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 65 8:00 PM  
LOWEST 24 3:00 PM  
AVERAGE 45  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 70 2012  
MINIMUM TEMPERATURE (F) 38 27 2009  
 
SUNRISE AND SUNSET  
JANUARY 27 2025.......SUNRISE 7:20 AM PST SUNSET 5:28 PM PST  
JANUARY 28 2025.......SUNRISE 7:20 AM PST SUNSET 5:29 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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