583  
CDUS46 KMTR 290045  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
545 PM PDT TUE JUL 28 2026  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JULY 28 2026  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 92 3:01 PM 100 2015 83 9 85  
MINIMUM 50R 4:49 AM 50 2016 52 -2 52  
2017  
2023  
AVERAGE 71 68 3 69  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00 2000 0.00 0.00 0.00  
MONTH TO DATE T 0.01 -0.01 0.01  
SINCE OCT 1 26.30 33.60 -7.30 41.12  
SINCE JAN 1 13.41 21.61 -8.20 15.53  
 
DEGREE DAYS  
HEATING  
TODAY 0 0  
MONTH TO DATE 8 17  
SINCE JUN 1 28 61  
SINCE JUL 1 8 17  
 
COOLING  
TODAY 6 4  
MONTH TO DATE 99 34  
SINCE JUN 1 163 74  
SINCE JAN 1 202 111    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 3.8  
 
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 96 5:00 AM  
LOWEST 28 3:00 PM  
AVERAGE 62  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 96 2015  
MINIMUM TEMPERATURE (F) 52 47 1999  
 
SUNRISE AND SUNSET  
JULY 28 2026..........SUNRISE 6:10 AM PDT SUNSET 8:25 PM PDT  
JULY 29 2026..........SUNRISE 6:11 AM PDT SUNSET 8:24 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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