562  
CDUS46 KSGX 150927  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
227 AM PDT FRI SEP 15 2023  
   
...............................
 
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 14 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 3:33 PM 109 1938 92 -9 86  
MINIMUM 61 1:52 AM 41 1901 62 -1 64  
AVERAGE 72 77 -5 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.07 1918 0.00 0.00 0.00  
MONTH TO DATE 0.31 0.05 0.26 0.14  
SINCE JUL 1 2.33 0.19 2.14 0.17  
SINCE OCT 1 15.76 9.31 6.45 5.01  
SINCE JAN 1 12.24 6.90 5.34 0.97  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 7 12 -5 10  
MONTH TO DATE 171 187 -16 301  
SINCE SEP 1 171 187 -16 301  
SINCE JAN 1 1406 1503 -97 1984    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 41 2:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 108 1913  
1917  
2014  
MINIMUM TEMPERATURE (F) 62 37 1902  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2023.....SUNRISE 6:33 AM PDT SUNSET 6:56 PM PDT  
SEPTEMBER 16 2023.....SUNRISE 6:34 AM PDT SUNSET 6:55 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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