Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 170920
CLIRAL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
220 AM PDT THU SEP 17 2026
...................................
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 16 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 84 2:22 PM 110 1922 92 -8 101
2000
MINIMUM 64 3:14 AM 44 1893 62 2 67
1911
AVERAGE 74 77 -3 84
PRECIPITATION (IN)
YESTERDAY 0.00 0.08 1982 0.00 0.00 0.00
MONTH TO DATE 0.36 0.05 0.31 0.00
SINCE JUL 1 0.36 0.19 0.17 T
SINCE OCT 1 8.25 9.31 -1.06 4.34
SINCE JAN 1 3.93 6.90 -2.97 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 9 12 -3 19
MONTH TO DATE 240 211 29 229
SINCE SEP 1 240 211 29 229
SINCE JAN 1 2040 1527 513 1610
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 11:00 PM
LOWEST 40 2:00 PM
AVERAGE 61
..........................................................
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 112 1922
MINIMUM TEMPERATURE (F) 62 43 1893
1908
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 6:35 AM PDT SUNSET 6:53 PM PDT
SEPTEMBER 18 2026.....SUNRISE 6:35 AM PDT SUNSET 6:52 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$