053  
CDUS46 KMTR 270838  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
138 AM PDT WED MAY 27 2026  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 26 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 2:09 PM 97 2020 77 -4 78  
MINIMUM 50 4:37 AM 43 2012 48 2 51  
2021  
AVERAGE 62 62 0 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.11 2019 0.03 -0.03 0.00  
MONTH TO DATE 0.27 1.12 -0.85 0.09  
SINCE OCT 1 26.09 33.13 -7.04 41.11  
SINCE JAN 1 13.20 21.14 -7.94 15.52  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 0  
MONTH TO DATE 77 82  
SINCE MAR 1 442 721  
SINCE JUL 1 2195 2527  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 13 16  
SINCE MAR 1 38 18  
SINCE JAN 1 39 18    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 3:00 AM  
LOWEST 34 1:00 PM  
AVERAGE 60  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 95 2020  
MINIMUM TEMPERATURE (F) 48 39 2021  
 
SUNRISE AND SUNSET  
MAY 27 2026...........SUNRISE 5:51 AM PDT SUNSET 8:26 PM PDT  
MAY 28 2026...........SUNRISE 5:51 AM PDT SUNSET 8:27 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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