103
CDUS46 KSGX 211028
CLIRAL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
228 AM PST SUN DEC 21 2025
...............................
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 20 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 3:27 PM 87 1939 66 1 79
MINIMUM 42 6:50 AM 27 1948 43 -1 46
AVERAGE 55 54 1 63
PRECIPITATION (IN)
YESTERDAY 0.00 2.04 1921 0.05 -0.05 0.00
MONTH TO DATE 0.00 0.90 -0.90 0.00
SINCE JUL 1 3.18 2.05 1.13 0.05
SINCE OCT 1 3.13 1.80 1.33 0.05
SINCE JAN 1 7.47 8.76 -1.29 11.31
DEGREE DAYS
HEATING
YESTERDAY 10 11 -1 2
MONTH TO DATE 84 204 -120 110
SINCE DEC 1 84 204 -120 110
SINCE JUL 1 200 392 -192 280
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 2 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 2.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 6:00 AM
LOWEST 54 3:00 PM
AVERAGE 77
......................................................
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 90 1917
MINIMUM TEMPERATURE (F) 43 25 1949
1968
SUNRISE AND SUNSET
DECEMBER 21 2025......SUNRISE 6:51 AM PST SUNSET 4:45 PM PST
DECEMBER 22 2025......SUNRISE 6:52 AM PST SUNSET 4:45 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page