447  
CDUS46 KMTR 260033  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
533 PM PDT SUN MAY 25 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 25 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 77 1:34 PM 96 2014 77 0 72  
MINIMUM 42 5:18 AM 41 2008 48 -6 47  
AVERAGE 60 62 -2 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.51 2010 0.04 -0.04 0.00  
MONTH TO DATE 0.09 1.09 -1.00 0.82  
SINCE OCT 1 41.11 33.10 8.01 36.97  
SINCE JAN 1 15.52 21.11 -5.59 25.41  
 
DEGREE DAYS  
HEATING  
TODAY 5 5  
MONTH TO DATE 82 101  
SINCE MAR 1 721 708  
SINCE JUL 1 2527 2360  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 16 13  
SINCE MAR 1 18 13  
SINCE JAN 1 18 13    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.0  
 
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  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 43 3:00 PM  
AVERAGE 72  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 97 2020  
MINIMUM TEMPERATURE (F) 48 43 2012  
2021  
 
SUNRISE AND SUNSET  
MAY 25 2025...........SUNRISE 5:52 AM PDT SUNSET 8:25 PM PDT  
MAY 26 2025...........SUNRISE 5:52 AM PDT SUNSET 8:26 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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