Climatological Report (Daily)
Issued by NWS
Issued by NWS
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174
CDUS46 KSGX 300918
CLIRAL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
218 AM PDT TUE SEP 30 2025
...................................
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 29 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 84 3:11 PM 106 1924 87 -3 92
MINIMUM 61 6:16 AM 41 1902 59 2 56
1905
1909
AVERAGE 73 73 0 74
PRECIPITATION (IN)
YESTERDAY 0.00 0.14 1919 0.01 -0.01 0.00
MONTH TO DATE 0.05 0.11 -0.06 T
SINCE JUL 1 0.05 0.25 -0.20 T
SINCE OCT 1 4.39 9.37 -4.98 12.30
SINCE JAN 1 4.34 6.96 -2.62 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 8 8 0 9
MONTH TO DATE 388 341 47 374
SINCE SEP 1 388 341 47 374
SINCE JAN 1 1769 1657 112 1774
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (280)
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 44 2:00 PM
AVERAGE 64
..........................................................
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 108 1980
2020
MINIMUM TEMPERATURE (F) 59 42 1915
1948
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 6:44 AM PDT SUNSET 6:35 PM PDT
OCTOBER 1 2025.......SUNRISE 6:45 AM PDT SUNSET 6:34 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$