773  
CDUS46 KMTR 010828  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
128 AM PDT SUN JUN 01 2025  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 31 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 95 2:20 PM 100 2001 78 17 85  
MINIMUM 50 3:56 AM 45 2003 49 1 51  
2011  
2022  
AVERAGE 73 64 9 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.17 2011 0.02 -0.02 0.00  
MONTH TO DATE 0.09 1.27 -1.18 0.82  
SINCE OCT 1 41.11 33.28 7.83 36.97  
SINCE JAN 1 15.52 21.29 -5.77 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 8 3  
MONTH TO DATE 35 29  
SINCE MAR 1 37 29  
SINCE JAN 1 37 29    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 36 2:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 97 2013  
MINIMUM TEMPERATURE (F) 49 41 2008  
 
SUNRISE AND SUNSET  
JUNE 1 2025..........SUNRISE 5:49 AM PDT SUNSET 8:30 PM PDT  
JUNE 2 2025..........SUNRISE 5:48 AM PDT SUNSET 8:31 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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