525  
CDUS46 KSGX 280931  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
231 AM PDT THU AUG 28 2025  
   
...............................  
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR AUGUST 27 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 1:51 PM 110 1981 95 3 94  
MINIMUM 66 4:52 AM 40 1902 64 2 63  
AVERAGE 82 80 2 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.09 1922 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.02 -0.02 T  
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 JUN 1 0 2 -2 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 15 2 14  
MONTH TO DATE 432 405 27 461  
SINCE JUN 1 1075 1069 6 1293  
SINCE JAN 1 1312 1262 50 1352    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 5:00 AM  
LOWEST 21 5:00 PM  
AVERAGE 51  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 109 2017  
MINIMUM TEMPERATURE (F) 64 45 1902  
 
SUNRISE AND SUNSET  
AUGUST 28 2025........SUNRISE 6:21 AM PDT SUNSET 7:20 PM PDT  
AUGUST 29 2025........SUNRISE 6:22 AM PDT SUNSET 7:19 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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