Climatological Report (Daily)
Issued by NWS

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503
CDUS46 KMTR 130828
CLILVK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
128 AM PDT WED AUG 13 2025

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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 12 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1930 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         87   2:30 PM 105    1998  88     -1       84
  MINIMUM         56   5:51 AM  44    1972  57     -1       55
  AVERAGE         72                        72      0       70

PRECIPITATION (IN)
  YESTERDAY        0.00          0.21 1965   0.01  -0.01     0.00
  MONTH TO DATE    0.00                      0.03  -0.03      T
  SINCE OCT 1      8.68                     15.04  -6.36    14.23
  SINCE JAN 1      4.49                      9.81  -5.32    11.04

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     13                        37    -24        4
  SINCE JUL 1      0                         4     -4        2

 COOLING
  YESTERDAY        7                         7      0        5
  MONTH TO DATE  105                        84     21      129
  SINCE JUN 1    359                       435    -76      748
  SINCE JAN 1    416                       487    -71      792
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     9.7


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    90          11:00 PM
 LOWEST     31           3:00 PM
 AVERAGE    61

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       110      1933
 MINIMUM TEMPERATURE (F)   57        47      1972


SUNRISE AND SUNSET
AUGUST 13 2025........SUNRISE   6:22 AM PDT   SUNSET   8:02 PM PDT
AUGUST 14 2025........SUNRISE   6:22 AM PDT   SUNSET   8:01 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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