403
CDUS46 KSGX 180919
CLIRAL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
219 AM PDT TUE AUG 18 2026
...............................
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR AUGUST 17 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 99 2:25 PM 107 1992 95 4 91
MINIMUM 66 5:46 AM 45 1916 65 1 62
AVERAGE 83 80 3 77
PRECIPITATION (IN)
YESTERDAY 0.00 2.05 1977 0.00 0.00 0.00
MONTH TO DATE 0.00 0.01 -0.01 0.00
SINCE JUL 1 T 0.13 -0.13 T
SINCE OCT 1 7.89 9.25 -1.36 4.34
SINCE JAN 1 3.57 6.84 -3.27 4.29
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 2 -2 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 18 15 3 12
MONTH TO DATE 298 255 43 245
SINCE JUN 1 1080 919 161 888
SINCE JAN 1 1490 1112 378 1125
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 5.2
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 84 4:00 AM
LOWEST 16 2:00 PM
AVERAGE 50
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THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 95 108 1950
2020
MINIMUM TEMPERATURE (F) 65 47 1917
1918
1924
SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE 6:14 AM PDT SUNSET 7:33 PM PDT
AUGUST 19 2026........SUNRISE 6:14 AM PDT SUNSET 7:32 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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