460  
CDUS46 KMTR 310825  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
125 AM PDT MON MAR 31 2025  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MARCH 30 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 60 3:19 PM 85 2011 67 -7 65  
MINIMUM 47 7:01 AM 32 1999 42 5 43  
AVERAGE 54 54 0 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.63R 0.33 1999 0.13 0.50 0.07  
MONTH TO DATE 3.43 4.46 -1.03 4.57  
SINCE OCT 1 40.40 29.79 10.61 35.25  
SINCE JAN 1 14.81 17.80 -2.99 23.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 11  
MONTH TO DATE 373 366  
SINCE MAR 1 373 366  
SINCE JUL 1 2179 2018  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 2 0  
SINCE MAR 1 2 0  
SINCE JAN 1 2 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 77 3:00 PM  
AVERAGE 89  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 84 2011  
MINIMUM TEMPERATURE (F) 42 30 2008  
 
SUNRISE AND SUNSET  
MARCH 31 2025.........SUNRISE 6:57 AM PDT SUNSET 7:34 PM PDT  
APRIL 1 2025.........SUNRISE 6:55 AM PDT SUNSET 7:35 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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