320  
CDUS46 KMTR 290838  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
138 AM PDT SUN SEP 29 2024  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 2:22 PM 104 2010 82 -5 85  
MINIMUM 48 6:35 AM 42 2001 48 0 50  
AVERAGE 63 65 -2 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.02 1999 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.11 -0.11 0.16  
SINCE OCT 1 37.05 33.76 3.29 42.02  
SINCE JAN 1 25.49 21.77 3.72 31.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 0  
MONTH TO DATE 11 18  
SINCE SEP 1 11 18  
SINCE JUL 1 20 28  
 
COOLING  
YESTERDAY 0 3  
MONTH TO DATE 86 57  
SINCE SEP 1 86 57  
SINCE JAN 1 590 444    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 9:00 PM  
LOWEST 48 2:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 2010  
MINIMUM TEMPERATURE (F) 48 40 2007  
2019  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2024.....SUNRISE 7:06 AM PDT SUNSET 6:56 PM PDT  
SEPTEMBER 30 2024.....SUNRISE 7:07 AM PDT SUNSET 6:55 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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