279  
CDUS46 KSGX 130921  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PDT WED SEP 13 2023  
   
...............................
 
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 12 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 91 1:36 PM 111 1971 93 -2 89  
MINIMUM 64 11:33 PM 40 1916 63 1 72  
AVERAGE 78 78 0 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.16 1939 0.00 0.00 0.00  
MONTH TO DATE 0.31 0.04 0.27 0.14  
SINCE JUL 1 2.33 0.18 2.15 0.17  
SINCE OCT 1 15.76 9.30 6.46 5.01  
SINCE JAN 1 12.24 6.89 5.35 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 13 13 0 16  
MONTH TO DATE 155 163 -8 277  
SINCE SEP 1 155 163 -8 277  
SINCE JAN 1 1390 1479 -89 1960    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 11:00 PM  
LOWEST 29 12:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 113 1971  
MINIMUM TEMPERATURE (F) 63 42 1916  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 6:32 AM PDT SUNSET 6:59 PM PDT  
SEPTEMBER 14 2023.....SUNRISE 6:32 AM PDT SUNSET 6:58 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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