919  
CDUS46 KSGX 210018  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
518 PM PDT SUN JUL 20 2025  
   
...............................  
 
   
..THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR JULY 20 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 88 2:31 PM 110 1960 94 -6 104  
MINIMUM 65 3:46 AM 50 1903 65 0 71  
1940  
AVERAGE 77 79 -2 88  
 
PRECIPITATION (IN)  
TODAY 0.00 0.10 1998 0.01 -0.01 0.00  
2013  
MONTH TO DATE T 0.07 -0.07 0.00  
SINCE JUL 1 T 0.07 -0.07 0.00  
SINCE OCT 1 4.34 9.19 -4.85 12.30  
SINCE JAN 1 4.29 6.78 -2.49 11.26  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 2 -2 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 12 14 -2 23  
MONTH TO DATE 238 262 -24 341  
SINCE JUN 1 535 504 31 636  
SINCE JAN 1 772 697 75 695    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 12:00 AM  
LOWEST 40 2:00 PM  
AVERAGE 62  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 94 108 2006  
MINIMUM TEMPERATURE (F) 65 50 1940  
 
SUNRISE AND SUNSET  
JULY 20 2025..........SUNRISE 5:53 AM PDT SUNSET 7:59 PM PDT  
JULY 21 2025..........SUNRISE 5:54 AM PDT SUNSET 7:58 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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