739  
CDUS46 KMTR 270830  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
130 AM PDT SAT MAY 27 2023  
   
...............................
 
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 26 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 64 4:36 PM 97 2020 77 -13 63  
MINIMUM 51 3:59 AM 43 2012 48 3 49  
2021  
AVERAGE 58 62 -4 56  
 
PRECIPITATION (IN)  
YESTERDAY T 0.11 2019 0.03 -0.03 0.00  
MONTH TO DATE 0.86 1.12 -0.26 0.09  
SINCE OCT 1 41.83 33.13 8.70 25.51  
SINCE JAN 1 30.88 21.14 9.74 4.06  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 9  
MONTH TO DATE 150 131  
SINCE MAR 1 890 725  
SINCE JUL 1 3056 2697  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 9 48  
SINCE MAR 1 16 58  
SINCE JAN 1 16 58    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 63 4:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 95 2020  
MINIMUM TEMPERATURE (F) 48 39 2021  
 
SUNRISE AND SUNSET  
MAY 27 2023...........SUNRISE 5:51 AM PDT SUNSET 8:26 PM PDT  
MAY 28 2023...........SUNRISE 5:51 AM PDT SUNSET 8:27 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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