801  
CDUS46 KSGX 210011  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
511 PM PDT WED AUG 20 2025  
   
...............................  
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR AUGUST 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 100 2:13 PM 107 1940 95 5 105  
MINIMUM 66 5:47 AM 46 1916 65 1 65  
AVERAGE 83 80 3 85  
 
PRECIPITATION (IN)  
TODAY 0.00 1.83 2023 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 T  
SINCE JUL 1 T 0.13 -0.13 T  
SINCE OCT 1 4.34 9.25 -4.91 12.30  
SINCE JAN 1 4.29 6.84 -2.55 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 18 15 3 20  
MONTH TO DATE 292 300 -8 374  
SINCE JUN 1 935 964 -29 1206  
SINCE JAN 1 1172 1157 15 1265    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 4:00 AM  
LOWEST 17 1:00 PM  
AVERAGE 45  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 108 1982  
MINIMUM TEMPERATURE (F) 65 47 1916  
 
SUNRISE AND SUNSET  
AUGUST 20 2025........SUNRISE 6:15 AM PDT SUNSET 7:30 PM PDT  
AUGUST 21 2025........SUNRISE 6:16 AM PDT SUNSET 7:29 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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