673  
CDUS46 KMTR 290827  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT MON MAY 29 2023  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 28 2023
 
 
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)  
YESTERDAY  
MAXIMUM 70 11:42 AM 93 2003 78 -8 70  
MINIMUM 53 11:59 PM 37 2010 48 5 48  
AVERAGE 62 63 -1 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.09 2011 0.04 -0.04 0.00  
MONTH TO DATE 0.86 1.19 -0.33 0.09  
SINCE OCT 1 41.83 33.20 8.63 25.51  
SINCE JAN 1 30.88 21.21 9.67 4.06  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 6  
MONTH TO DATE 159 143  
SINCE MAR 1 899 737  
SINCE JUL 1 3065 2709  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 9 48  
SINCE MAR 1 16 58  
SINCE JAN 1 16 58    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 2:00 AM  
LOWEST 57 11:00 AM  
AVERAGE 74  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 89 2002  
MINIMUM TEMPERATURE (F) 48 40 2006  
 
SUNRISE AND SUNSET  
MAY 29 2023...........SUNRISE 5:50 AM PDT SUNSET 8:27 PM PDT  
MAY 30 2023...........SUNRISE 5:50 AM PDT SUNSET 8:28 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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