466  
CDUS46 KSGX 010925  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PDT MON JUN 01 2026  
   
...............................  
 
   
..THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR MAY 31 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 1:18 PM 103 1909 83 7 98  
1910  
MINIMUM 57 5:32 AM 42 1911 57 0 62  
1961  
AVERAGE 74 70 4 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.15 1936 0.00 0.00 T  
MONTH TO DATE 0.11 0.20 -0.09 0.48  
SINCE JUL 1 7.94 9.36 -1.42 4.31  
SINCE OCT 1 7.89 9.11 -1.22 4.31  
SINCE JAN 1 3.57 6.70 -3.13 4.26  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 15 32 -17 27  
SINCE MAR 1 78 331 -253 355  
SINCE JUL 1 656 1384 -728 1161  
 
COOLING  
YESTERDAY 9 5 4 15  
MONTH TO DATE 119 114 5 175  
SINCE MAR 1 374 180 194 223  
SINCE JAN 1 410 193 217 237    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 4:00 AM  
LOWEST 28 1:00 PM  
AVERAGE 55  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 104 1909  
1970  
MINIMUM TEMPERATURE (F) 57 40 1902  
 
SUNRISE AND SUNSET  
JUNE 1 2026..........SUNRISE 5:40 AM PDT SUNSET 7:56 PM PDT  
JUNE 2 2026..........SUNRISE 5:39 AM PDT SUNSET 7:57 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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