966  
CDUS46 KSGX 291020  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
220 AM PST MON DEC 29 2025  
   
...............................  
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 28 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 67 2:51 PM 86 1917 67 0 67  
MINIMUM 41 4:16 AM 27 1912 43 -2 43  
1962  
AVERAGE 54 55 -1 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.00 1936 0.06 -0.06 0.00  
MONTH TO DATE 0.90 1.33 -0.43 T  
SINCE JUL 1 4.08 2.48 1.60 0.05  
SINCE OCT 1 4.03 2.23 1.80 0.05  
SINCE JAN 1 8.37 9.19 -0.82 11.31  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 10 1 10  
MONTH TO DATE 144 289 -145 182  
SINCE DEC 1 144 289 -145 182  
SINCE JUL 1 260 477 -217 352  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 10 0 10 5  
SINCE DEC 1 10 0 10 5  
SINCE JAN 1 1986 1852 134 2055    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.1  
 
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 93 12:00 AM  
LOWEST 22 1:00 PM  
AVERAGE 58  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 90 1917  
MINIMUM TEMPERATURE (F) 43 24 1954  
 
SUNRISE AND SUNSET  
DECEMBER 29 2025......SUNRISE 6:54 AM PST SUNSET 4:50 PM PST  
DECEMBER 30 2025......SUNRISE 6:55 AM PST SUNSET 4:50 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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