125
CDUS46 KSGX 190030
CLIRAL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
430 PM PST THU DEC 18 2025
...............................
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 18 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 80 3:13 PM 89 1917 66 14 83
MINIMUM 47 7:05 AM 29 1908 42 5 55
1924
AVERAGE 64 54 10 69
PRECIPITATION (IN)
TODAY 0.00 1.42 1921 0.05 -0.05 0.00
MONTH TO DATE 0.00 0.80 -0.80 0.00
SINCE JUL 1 3.18 1.95 1.23 0.05
SINCE OCT 1 3.13 1.70 1.43 0.05
SINCE JAN 1 7.47 8.66 -1.19 11.31
DEGREE DAYS
HEATING
TODAY 1 11 -10 0
MONTH TO DATE 71 182 -111 108
SINCE DEC 1 71 182 -111 108
SINCE JUL 1 187 370 -183 278
COOLING
TODAY 0 0 0 4
MONTH TO DATE 10 0 10 4
SINCE DEC 1 10 0 10 4
SINCE JAN 1 1986 1852 134 2054
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 2.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 1:00 AM
LOWEST 23 2:00 PM
AVERAGE 55
......................................................
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 90 1917
MINIMUM TEMPERATURE (F) 43 26 1909
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 6:50 AM PST SUNSET 4:44 PM PST
DECEMBER 19 2025......SUNRISE 6:50 AM PST SUNSET 4:44 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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