061  
CDUS46 KMTR 230039  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
539 PM PDT TUE APR 22 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR APRIL 22 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 67 2:11 PM 91 2013 70 -3 78  
MINIMUM 45 6:21 AM 36 2003 44 1 49  
AVERAGE 56 57 -1 64  
 
PRECIPITATION (IN)  
TODAY T 0.70 2016 0.05 -0.05 0.00  
MONTH TO DATE 0.34 1.77 -1.43 0.90  
SINCE OCT 1 40.86 31.68 9.18 36.15  
SINCE JAN 1 15.27 19.69 -4.42 24.59  
 
DEGREE DAYS  
HEATING  
TODAY 9 1  
MONTH TO DATE 173 182  
SINCE MAR 1 560 559  
SINCE JUL 1 2366 2211  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 2 0  
SINCE JAN 1 2 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 63 1:00 PM  
AVERAGE 82  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 93 2019  
MINIMUM TEMPERATURE (F) 44 36 2008  
 
SUNRISE AND SUNSET  
APRIL 22 2025.........SUNRISE 6:25 AM PDT SUNSET 7:55 PM PDT  
APRIL 23 2025.........SUNRISE 6:24 AM PDT SUNSET 7:56 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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