367  
CDUS46 KSGX 311023  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
223 AM PST WED DEC 31 2025  
   
...............................  
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 30 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 70 3:43 PM 86 1917 67 3 67  
MINIMUM 60 1:24 AM 22 1895 43 17 46  
AVERAGE 65 55 10 57  
 
PRECIPITATION (IN)  
YESTERDAY T 2.17 1951 0.06 -0.06 0.00  
MONTH TO DATE 0.90 1.45 -0.55 T  
SINCE JUL 1 4.08 2.60 1.48 0.05  
SINCE OCT 1 4.03 2.35 1.68 0.05  
SINCE JAN 1 8.37 9.31 -0.94 11.31  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 10 -10 8  
MONTH TO DATE 150 309 -159 199  
SINCE DEC 1 150 309 -159 199  
SINCE JUL 1 266 497 -231 369  
 
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 11 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 24 10:00 PM  
LOWEST 17 6:00 AM  
AVERAGE 21  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 91 1917  
MINIMUM TEMPERATURE (F) 43 25 1918  
 
SUNRISE AND SUNSET  
DECEMBER 31 2025......SUNRISE 6:55 AM PST SUNSET 4:51 PM PST  
JANUARY 1 2026.......SUNRISE 6:55 AM PST SUNSET 4:52 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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