Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 130923
CLIRAL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
223 AM PDT SAT SEP 13 2025
...................................
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 12 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 83 3:11 PM 111 1971 93 -10 83
MINIMUM 60 5:44 AM 40 1916 63 -3 58
AVERAGE 72 78 -6 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.16 1939 0.00 0.00 0.00
MONTH TO DATE 0.00 0.04 -0.04 0.00
SINCE JUL 1 T 0.18 -0.18 T
SINCE OCT 1 4.34 9.30 -4.96 12.30
SINCE JAN 1 4.29 6.89 -2.60 11.26
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 7 13 -6 6
MONTH TO DATE 178 163 15 259
SINCE SEP 1 178 163 15 259
SINCE JAN 1 1559 1479 80 1659
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 3:00 AM
LOWEST 40 3:00 PM
AVERAGE 65
..........................................................
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 113 1971
MINIMUM TEMPERATURE (F) 63 42 1916
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 6:32 AM PDT SUNSET 6:59 PM PDT
SEPTEMBER 14 2025.....SUNRISE 6:33 AM PDT SUNSET 6:57 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$