072  
CDUS46 KMTR 290829  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
129 AM PDT THU MAY 29 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 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 79 3:08 PM 93 2003 78 1 85  
MINIMUM 50 11:59 PM 37 2010 48 2 49  
AVERAGE 65 63 2 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.09 2011 0.04 -0.04 0.00  
MONTH TO DATE 0.09 1.19 -1.10 0.82  
SINCE OCT 1 41.11 33.20 7.91 36.97  
SINCE JAN 1 15.52 21.21 -5.69 25.41  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 84 108  
SINCE MAR 1 723 715  
SINCE JUL 1 2529 2367  
 
COOLING  
YESTERDAY 0 2  
MONTH TO DATE 16 15  
SINCE MAR 1 18 15  
SINCE JAN 1 18 15    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 48 2:00 PM  
AVERAGE 74  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 89 2002  
2024  
MINIMUM TEMPERATURE (F) 48 40 2006  
 
SUNRISE AND SUNSET  
MAY 29 2025...........SUNRISE 5:50 AM PDT SUNSET 8:28 PM PDT  
MAY 30 2025...........SUNRISE 5:50 AM PDT SUNSET 8:29 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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