Climatological Report (Daily)
Issued by NWS
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510
CDUS46 KSGX 050920
CLIRAL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
220 AM PDT SAT SEP 05 2026
...................................
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 4 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 88 3:15 PM 111 2007 94 -6 98
MINIMUM 61 6:19 AM 42 1912 64 -3 70
AVERAGE 75 79 -4 84
PRECIPITATION (IN)
YESTERDAY 0.00 0.61 1963 0.00 0.00 0.00
MONTH TO DATE 0.00 0.01 -0.01 0.00
SINCE JUL 1 T 0.15 -0.15 T
SINCE OCT 1 7.89 9.27 -1.38 4.34
SINCE JAN 1 3.57 6.86 -3.29 4.29
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 10 14 -4 19
MONTH TO DATE 40 56 -16 79
SINCE SEP 1 40 56 -16 79
SINCE JAN 1 1840 1372 468 1460
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.6
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 87 4:00 AM
LOWEST 31 3:00 PM
AVERAGE 59
..........................................................
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 94 117 2020
MINIMUM TEMPERATURE (F) 64 42 1912
SUNRISE AND SUNSET
SEPTEMBER 5 2026.....SUNRISE 6:26 AM PDT SUNSET 7:10 PM PDT
SEPTEMBER 6 2026.....SUNRISE 6:27 AM PDT SUNSET 7:09 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$