249
CDUS46 KSGX 201046
CLIRAL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
246 AM PST SAT DEC 20 2025
...............................
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 19 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 78 2:43 PM 90 1917 66 12 86
MINIMUM 46 7:35 AM 26 1909 43 3 46
AVERAGE 62 54 8 66
PRECIPITATION (IN)
YESTERDAY 0.00 1.43 1894 0.05 -0.05 0.00
MONTH TO DATE 0.00 0.85 -0.85 0.00
SINCE JUL 1 3.18 2.00 1.18 0.05
SINCE OCT 1 3.13 1.75 1.38 0.05
SINCE JAN 1 7.47 8.71 -1.24 11.31
DEGREE DAYS
HEATING
YESTERDAY 3 11 -8 0
MONTH TO DATE 74 193 -119 108
SINCE DEC 1 74 193 -119 108
SINCE JUL 1 190 381 -191 278
COOLING
YESTERDAY 0 0 0 1
MONTH TO DATE 10 0 10 5
SINCE DEC 1 10 0 10 5
SINCE JAN 1 1986 1852 134 2055
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WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 2.8
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 83 11:00 PM
LOWEST 28 2:00 PM
AVERAGE 56
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THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 87 1939
MINIMUM TEMPERATURE (F) 43 27 1948
SUNRISE AND SUNSET
DECEMBER 20 2025......SUNRISE 6:51 AM PST SUNSET 4:44 PM PST
DECEMBER 21 2025......SUNRISE 6:51 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.
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