702  
CDUS46 KMTR 290835  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
135 AM PDT FRI AUG 29 2025  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 28 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 85 1:18 PM 103 2008 85 0 90  
MINIMUM 47 6:13 AM 46 2010 51 -4 53  
AVERAGE 66 68 -2 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00 2000 0.00 0.00 0.00  
MONTH TO DATE T 0.04 -0.04 0.08  
SINCE OCT 1 41.12 33.64 7.48 37.05  
SINCE JAN 1 15.53 21.65 -6.12 25.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 0 4  
SINCE JUN 1 61 17  
SINCE JUL 1 17 9  
 
COOLING  
YESTERDAY 1 7  
MONTH TO DATE 138 139  
SINCE JUN 1 221 469  
SINCE JAN 1 258 498    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 34 1:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 101 2009  
MINIMUM TEMPERATURE (F) 51 45 2005  
 
SUNRISE AND SUNSET  
AUGUST 29 2025........SUNRISE 6:38 AM PDT SUNSET 7:45 PM PDT  
AUGUST 30 2025........SUNRISE 6:39 AM PDT SUNSET 7:44 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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