933  
CDUS46 KSGX 020927  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
227 AM PDT TUE SEP 02 2025  
   
...............................
 
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 1 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 98 1:48 PM 112 2017 95 3 97  
MINIMUM 69 5:54 AM 46 1917 64 5 66  
1941  
AVERAGE 84 79 5 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.81 1893 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.00 0.00 0.00  
SINCE JUL 1 T 0.14 -0.14 T  
SINCE OCT 1 4.34 9.26 -4.92 12.30  
SINCE JAN 1 4.29 6.85 -2.56 11.26  
 
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 19 14 5 17  
MONTH TO DATE 19 14 5 17  
SINCE SEP 1 19 14 5 17  
SINCE JAN 1 1400 1330 70 1417    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.2  
 
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 68 6:00 AM  
LOWEST 23 12:00 PM  
AVERAGE 46  
   
......................................................
 
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 111 1982  
2007  
MINIMUM TEMPERATURE (F) 64 46 1916  
 
SUNRISE AND SUNSET  
SEPTEMBER 2 2025.....SUNRISE 6:24 AM PDT SUNSET 7:14 PM PDT  
SEPTEMBER 3 2025.....SUNRISE 6:25 AM PDT SUNSET 7:12 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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