880  
CDUS46 KMTR 010829  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
129 AM PDT THU AUG 01 2024  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JULY 31 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 86 1:59 PM 100 2000 83 3 88  
MINIMUM 54 11:59 PM 48 1999 52 2 49  
AVERAGE 70 68 2 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2015 0.00 0.00 0.00  
MONTH TO DATE T 0.01 -0.01 T  
SINCE OCT 1 36.97 33.60 3.37 41.86  
SINCE JAN 1 25.41 21.61 3.80 30.91  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 5 10  
SINCE JUN 1 13 79  
SINCE JUL 1 5 10  
 
COOLING  
YESTERDAY 5 4  
MONTH TO DATE 219 157  
SINCE JUN 1 330 175  
SINCE JAN 1 359 191    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 44 3:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 96 2000  
MINIMUM TEMPERATURE (F) 52 44 2013  
 
SUNRISE AND SUNSET  
AUGUST 1 2024........SUNRISE 6:14 AM PDT SUNSET 8:21 PM PDT  
AUGUST 2 2024........SUNRISE 6:15 AM PDT SUNSET 8:20 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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