328  
CDUS46 KMTR 240033  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
533 PM PDT SAT AUG 23 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 23 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 85 2:05 PM 99 2010 85 0 72  
MINIMUM 52 12:51 AM 48 1998 52 0 49  
AVERAGE 69 68 1 61  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2020 0.01 -0.01 0.00  
MONTH TO DATE T 0.03 -0.03 T  
SINCE OCT 1 41.12 33.63 7.49 36.97  
SINCE JAN 1 15.53 21.64 -6.11 25.41  
 
DEGREE DAYS  
HEATING  
TODAY 0 4  
MONTH TO DATE 0 4  
SINCE JUN 1 61 17  
SINCE JUL 1 17 9  
 
COOLING  
TODAY 4 0  
MONTH TO DATE 123 110  
SINCE JUN 1 206 440  
SINCE JAN 1 243 469    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 AM  
LOWEST 35 2:00 PM  
AVERAGE 66  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 107 2010  
MINIMUM TEMPERATURE (F) 52 47 2006  
2012  
 
SUNRISE AND SUNSET  
AUGUST 23 2025........SUNRISE 6:33 AM PDT SUNSET 7:54 PM PDT  
AUGUST 24 2025........SUNRISE 6:34 AM PDT SUNSET 7:52 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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