Climatological Report (Daily)
Issued by NWS

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998
CDUS46 KSGX 200040
CLIRAL

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
540 PM PDT TUE AUG 19 2025

...................................

...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR AUGUST 19 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         96   2:03 PM 108    1915  95      1      100
  MINIMUM         64   5:46 AM  44    1916  65     -1       63
  AVERAGE         80                        80      0       82

PRECIPITATION (IN)
  TODAY            0.00          0.13 1983   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.01  -0.01      T
  SINCE JUL 1      T                         0.13  -0.13      T
  SINCE OCT 1      4.34                      9.25  -4.91    12.30
  SINCE JAN 1      4.29                      6.84  -2.55    11.26

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         2     -2        1
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           15                        15      0       17
  MONTH TO DATE  274                       285    -11      354
  SINCE JUN 1    917                       949    -32     1186
  SINCE JAN 1   1154                      1142     12     1245
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     3.2


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    81           5:00 AM
 LOWEST     20          12:00 PM
 AVERAGE    51

..........................................................


THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   95       107      1940
 MINIMUM TEMPERATURE (F)   65        46      1916


SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE   6:15 AM PDT   SUNSET   7:31 PM PDT
AUGUST 20 2025........SUNRISE   6:15 AM PDT   SUNSET   7:30 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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