266  
CDUS46 KMTR 140033  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
533 PM PDT WED SEP 13 2023  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 88 1:38 PM 100 2003 84 4 77  
MINIMUM 51 5:48 AM 45 2021 50 1 48  
AVERAGE 70 67 3 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.11 2009 0.00 0.00 0.00  
MONTH TO DATE T 0.02 -0.02 0.00  
SINCE OCT 1 41.86 33.67 8.19 26.17  
SINCE JAN 1 30.91 21.68 9.23 4.72  
 
DEGREE DAYS  
HEATING  
TODAY 0 2  
MONTH TO DATE 0 2  
SINCE SEP 1 0 2  
SINCE JUL 1 10 6  
 
COOLING  
TODAY 5 0  
MONTH TO DATE 45 138  
SINCE SEP 1 45 138  
SINCE JAN 1 432 540    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 3.1  
 
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 92 5:00 AM  
LOWEST 37 1:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 93 2019  
MINIMUM TEMPERATURE (F) 50 43 2018  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 6:51 AM PDT SUNSET 7:23 PM PDT  
SEPTEMBER 14 2023.....SUNRISE 6:52 AM PDT SUNSET 7:21 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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