994  
CDUS46 KMTR 270834  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
134 AM PDT TUE MAY 27 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 26 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 78 4:23 PM 97 2020 77 1 79  
MINIMUM 51 3:44 AM 43 2012 48 3 44  
2021  
AVERAGE 65 62 3 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.11 2019 0.03 -0.03 0.00  
MONTH TO DATE 0.09 1.12 -1.03 0.82  
SINCE OCT 1 41.11 33.13 7.98 36.97  
SINCE JAN 1 15.52 21.14 -5.62 25.41  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3  
MONTH TO DATE 82 104  
SINCE MAR 1 721 711  
SINCE JUL 1 2527 2363  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 16 13  
SINCE MAR 1 18 13  
SINCE JAN 1 18 13    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 11:00 PM  
LOWEST 43 5:00 PM  
AVERAGE 68  
   
......................................................  
 
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 2025...........SUNRISE 5:51 AM PDT SUNSET 8:26 PM PDT  
MAY 28 2025...........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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