181  
CDUS46 KSGX 240922  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
222 AM PDT SAT MAY 24 2025  
   
...............................  
 
   
..THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR MAY 23 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 84 2:02 PM 101 2001 81 3 74  
MINIMUM 57 5:23 AM 40 1902 56 1 56  
1933  
AVERAGE 71 69 2 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.23 1921 0.00 0.00 0.00  
MONTH TO DATE 0.48 0.17 0.31 0.12  
SINCE JUL 1 4.31 9.33 -5.02 14.63  
SINCE OCT 1 4.31 9.08 -4.77 12.30  
SINCE JAN 1 4.26 6.67 -2.41 11.26  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 27 32 -5 19  
SINCE MAR 1 355 331 24 397  
SINCE JUL 1 1161 1384 -223 1254  
 
COOLING  
YESTERDAY 6 4 2 0  
MONTH TO DATE 116 78 38 20  
SINCE MAR 1 164 144 20 38  
SINCE JAN 1 178 157 21 41    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 35 2:00 PM  
AVERAGE 66  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 99 1927  
1938  
MINIMUM TEMPERATURE (F) 57 39 1916  
 
SUNRISE AND SUNSET  
MAY 24 2025...........SUNRISE 5:43 AM PDT SUNSET 7:51 PM PDT  
MAY 25 2025...........SUNRISE 5:42 AM PDT SUNSET 7:52 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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