858  
CDUS46 KSGX 010033  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
533 PM PDT WED SEP 30 2026  
   
...............................  
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 30 2026...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 91 2:31 PM 108 1980 87 4 81  
2020  
MINIMUM 60 5:27 AM 42 1915 59 1 63  
1948  
AVERAGE 76 73 3 72  
 
PRECIPITATION (IN)  
TODAY 0.00 1.72 1921 0.00 0.00 0.00  
MONTH TO DATE 0.36 0.11 0.25 0.05  
SINCE JUL 1 0.36 0.25 0.11 0.05  
SINCE OCT 1 8.25 9.37 -1.12 4.39  
SINCE JAN 1 3.93 6.96 -3.03 4.34  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 11 8 3 7  
MONTH TO DATE 402 349 53 395  
SINCE SEP 1 402 349 53 395  
SINCE JAN 1 2202 1665 537 1776    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 2.2  
 
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 75 6:00 AM  
LOWEST 33 2:00 PM  
AVERAGE 54  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 109 1980  
MINIMUM TEMPERATURE (F) 59 39 1930  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2026.....SUNRISE 6:44 AM PDT SUNSET 6:35 PM PDT  
OCTOBER 1 2026.......SUNRISE 6:44 AM PDT SUNSET 6:34 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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