Climatological Report (Daily)
Issued by NWS
Issued by NWS
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214
CDUS46 KSGX 220024
CLIRAL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
524 PM PDT SUN SEP 21 2025
...................................
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 21 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 81 3:59 PM 109 1943 90 -9 80
MINIMUM 61 5:53 AM 42 1924 61 0 57
AVERAGE 71 76 -5 69
PRECIPITATION (IN)
TODAY 0.00 0.02 1914 0.00 0.00 0.00
MONTH TO DATE 0.05 0.07 -0.02 T
SINCE JUL 1 0.05 0.21 -0.16 T
SINCE OCT 1 4.39 9.33 -4.94 12.30
SINCE JAN 1 4.34 6.92 -2.58 11.26
DEGREE DAYS
HEATING
TODAY 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
TODAY 6 10 -4 4
MONTH TO DATE 298 266 32 301
SINCE SEP 1 298 266 32 301
SINCE JAN 1 1679 1582 97 1701
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 1.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 42 3:00 PM
AVERAGE 65
..........................................................
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 113 1943
MINIMUM TEMPERATURE (F) 61 43 1944
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 6:37 AM PDT SUNSET 6:47 PM PDT
SEPTEMBER 22 2025.....SUNRISE 6:38 AM PDT SUNSET 6:46 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$