Climatological Report (Daily)
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618
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.




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