Climatological Report (Daily)
Issued by NWS

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545
CDUS46 KSTO 180031
CLIVCB

CLIMATE REPORT
NATIONAL WEATHER SERVICE SACRAMENTO
531 PM PDT FRI JUL 17 2026

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

...THE VACAVILLE CLIMATE SUMMARY FOR JULY 17 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1998 TO 2026


WEATHER ITEM   OBSERVED     LAST
                VALUE       YEAR
..................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         92       89
  MINIMUM         57       56
  AVERAGE         75

PRECIPITATION (IN)
  TODAY            0.00     0.00
  MONTH TO DATE    0.00     0.00
  SINCE OCT 1     20.20    21.32
  SINCE JAN 1     10.10    10.98

DEGREE DAYS
 HEATING
  TODAY            0        0
  MONTH TO DATE    0        0
  SINCE JUL 1      0        0

 COOLING
  TODAY           10        8
  MONTH TO DATE  204      187
  SINCE JAN 1    653      576
..................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     7.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           500 AM
 LOWEST     28           200 PM
 AVERAGE    53



-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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