135  
CDUS46 KMTR 220835  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
135 AM PDT WED JUL 22 2026  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JULY 21 2026  
 
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)  
YESTERDAY  
MAXIMUM 94 3:03 PM 99 2006 83 11 79  
MINIMUM 58 5:20 AM 47 2001 52 6 53  
2021  
AVERAGE 76 68 8 66  
 
PRECIPITATION (IN)  
YESTERDAY T R T 2014 0.00 0.00 0.00  
2020  
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  
YESTERDAY 0 0  
MONTH TO DATE 8 11  
SINCE JUN 1 28 55  
SINCE JUL 1 8 11  
 
COOLING  
YESTERDAY 11 1  
MONTH TO DATE 75 29  
SINCE JUN 1 139 69  
SINCE JAN 1 178 106    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 AM  
LOWEST 9 2:00 PM  
AVERAGE 48  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 108 2006  
MINIMUM TEMPERATURE (F) 52 44 2022  
 
SUNRISE AND SUNSET  
JULY 22 2026..........SUNRISE 6:05 AM PDT SUNSET 8:30 PM PDT  
JULY 23 2026..........SUNRISE 6:06 AM PDT SUNSET 8:29 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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