787  
CDUS46 KMTR 180028  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
528 PM PDT MON JUN 17 2019  
 
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 17 2019
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1998 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 133 PM 94 2017 79 -5 71  
MINIMUM 55 1215 AM 43 2014 50 5 55  
2010  
AVERAGE 65 65 0 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE T T  
SINCE OCT 1 25.85 15.80  
SINCE JAN 1 22.65 12.77  
 
DEGREE DAYS  
HEATING  
TODAY 0 2  
MONTH TO DATE 26 39  
SINCE JUN 1 26 39  
SINCE JUL 1 2773 2898  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 52 16  
SINCE JUN 1 52 16  
SINCE JAN 1 58 21    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 9.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 300 AM  
LOWEST 57 200 PM  
AVERAGE 75  
   
......................................................
 
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 103 2017  
MINIMUM TEMPERATURE (F) 50 43 2014  
 
 
SUNRISE AND SUNSET  
JUNE 17 2019..........SUNRISE 545 AM PDT SUNSET 835 PM PDT  
JUNE 18 2019..........SUNRISE 546 AM PDT SUNSET 835 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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