064  
CDUS46 KSGX 092339  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
439 PM PDT FRI MAY 09 2025  
   
...............................  
 
   
..THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR MAY 9 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 101 1:43 PM 103 1940 79 22 84  
MINIMUM 60 5:21 AM 35 1950 54 6 52  
AVERAGE 81 67 14 68  
 
PRECIPITATION (IN)  
TODAY 0.00 0.66 1922 0.01 -0.01 0.00  
MONTH TO DATE 0.48 0.10 0.38 0.12  
SINCE JUL 1 4.31 9.26 -4.95 14.63  
SINCE OCT 1 4.31 9.01 -4.70 12.30  
SINCE JAN 1 4.26 6.60 -2.34 11.26  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 0  
MONTH TO DATE 22 18 4 14  
SINCE MAR 1 350 317 33 392  
SINCE JUL 1 1156 1370 -214 1249  
 
COOLING  
TODAY 16 3 13 3  
MONTH TO DATE 27 27 0 4  
SINCE MAR 1 75 93 -18 22  
SINCE JAN 1 89 106 -17 25    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.2  
 
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 78 2:00 AM  
LOWEST 14 1:00 PM  
AVERAGE 46  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 103 1940  
MINIMUM TEMPERATURE (F) 55 35 1922  
 
SUNRISE AND SUNSET  
MAY 9 2025...........SUNRISE 5:53 AM PDT SUNSET 7:40 PM PDT  
MAY 10 2025...........SUNRISE 5:52 AM PDT SUNSET 7:41 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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