352  
CDUS46 KMTR 180038  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
538 PM PDT MON MAR 17 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MARCH 17 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 55 1:29 PM 78 2016 65 -10 71  
MINIMUM 45 5:45 AM 32 2021 42 3 43  
AVERAGE 50 53 -3 57  
 
PRECIPITATION (IN)  
TODAY 0.26R 0.09 2002 0.14 0.12 0.00  
MONTH TO DATE 2.24 2.81 -0.57 2.19  
SINCE OCT 1 39.21 28.14 11.07 32.87  
SINCE JAN 1 13.62 16.15 -2.53 21.31  
 
DEGREE DAYS  
HEATING  
TODAY 15 8  
MONTH TO DATE 241 212  
SINCE MAR 1 241 212  
SINCE JUL 1 2047 1864  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 0 0  
SINCE JAN 1 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 74 11:00 AM  
AVERAGE 87  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 77 2001  
MINIMUM TEMPERATURE (F) 42 32 2018  
 
SUNRISE AND SUNSET  
MARCH 17 2025.........SUNRISE 7:19 AM PDT SUNSET 7:21 PM PDT  
MARCH 18 2025.........SUNRISE 7:17 AM PDT SUNSET 7:22 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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