770  
CDUS46 KSGX 011021  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PST THU JAN 01 2026  
   
...............................  
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 31 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 12:32 AM 91 1917 67 0 68  
MINIMUM 54 11:59 PM 25 1918 43 11 42  
AVERAGE 61 55 6 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.29 1.40 1909 0.06 0.23 0.00  
MONTH TO DATE 1.19 1.51 -0.32 T  
SINCE JUL 1 4.37 2.66 1.71 0.05  
SINCE OCT 1 4.32 2.41 1.91 0.05  
SINCE JAN 1 8.66 9.37 -0.71 11.31  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 10 -6 10  
MONTH TO DATE 154 319 -165 209  
SINCE DEC 1 154 319 -165 209  
SINCE JUL 1 270 507 -237 379  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 10 2 8 5  
SINCE DEC 1 10 2 8 5  
SINCE JAN 1 1986 1854 132 2055    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 7:00 PM  
LOWEST 24 1:00 AM  
AVERAGE 61  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 92 1918  
MINIMUM TEMPERATURE (F) 43 23 1919  
1954  
 
SUNRISE AND SUNSET  
JANUARY 1 2026.......SUNRISE 6:55 AM PST SUNSET 4:52 PM PST  
JANUARY 2 2026.......SUNRISE 6:55 AM PST SUNSET 4:53 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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