522  
CDUS46 KSGX 200932  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
232 AM PDT MON OCT 20 2025  
   
...............................
 
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 19 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 87 1:59 PM 106 1921 82 5 84  
MINIMUM 56 6:13 AM 33 1949 55 1 58  
AVERAGE 72 68 4 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.63 1920 0.01 -0.01 0.00  
MONTH TO DATE 0.61 0.17 0.44 0.00  
SINCE JUL 1 0.66 0.42 0.24 T  
SINCE OCT 1 0.61 0.17 0.44 0.00  
SINCE JAN 1 4.95 7.13 -2.18 11.26  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 11 10 1 1  
SINCE SEP 1 11 12 -1 1  
SINCE JUL 1 11 12 -1 1  
 
COOLING  
YESTERDAY 7 4 3 6  
MONTH TO DATE 85 113 -28 199  
SINCE SEP 1 480 462 18 587  
SINCE JAN 1 1861 1778 83 1987    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.9  
 
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 62 4:00 AM  
LOWEST 18 1:00 PM  
AVERAGE 40  
   
......................................................
 
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 104 1940  
MINIMUM TEMPERATURE (F) 54 33 1949  
 
SUNRISE AND SUNSET  
OCTOBER 20 2025.......SUNRISE 6:59 AM PDT SUNSET 6:09 PM PDT  
OCTOBER 21 2025.......SUNRISE 7:00 AM PDT SUNSET 6:08 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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