363  
CDUS46 KMTR 060045  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
545 PM PDT TUE AUG 05 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 5 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 87 2:19 PM 93 2005 83 4 86  
MINIMUM 47R 5:34 AM 47 2002 52 -5 53  
AVERAGE 67 68 -1 70  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2012 0.00 0.00 0.00  
2012  
2014  
MONTH TO DATE T 0.00 0.00 0.00  
SINCE OCT 1 41.12 33.60 7.52 36.97  
SINCE JAN 1 15.53 21.61 -6.08 25.41  
 
DEGREE DAYS  
HEATING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE JUN 1 61 13  
SINCE JUL 1 17 5  
 
COOLING  
TODAY 2 5  
MONTH TO DATE 19 37  
SINCE JUN 1 102 367  
SINCE JAN 1 139 396    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 AM  
LOWEST 29 3:00 PM  
AVERAGE 60  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 101 2023  
MINIMUM TEMPERATURE (F) 52 46 2002  
2018  
 
SUNRISE AND SUNSET  
AUGUST 5 2025........SUNRISE 6:17 AM PDT SUNSET 8:17 PM PDT  
AUGUST 6 2025........SUNRISE 6:18 AM PDT SUNSET 8:16 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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