Climatological Report (Daily)
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269
CDUS46 KMTR 120830
CLILVK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT TUE AUG 12 2025

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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 11 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         88   2:15 PM 107    1933  88      0       86
  MINIMUM         57   5:20 AM  49    1983  57      0       57
  AVERAGE         73                        72      1       72

PRECIPITATION (IN)
  YESTERDAY        0.00          0.13 1961   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.02  -0.02      T
  SINCE OCT 1      8.68                     15.03  -6.35    14.23
  SINCE JAN 1      4.49                      9.80  -5.31    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        8                         7      1        7
  MONTH TO DATE   98                        77     21      124
  SINCE JUN 1    352                       428    -76      743
  SINCE JAN 1    409                       480    -71      787
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     9.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           4:00 AM
 LOWEST     22           2:00 PM
 AVERAGE    58

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       105      1998
 MINIMUM TEMPERATURE (F)   57        44      1972


SUNRISE AND SUNSET
AUGUST 12 2025........SUNRISE   6:21 AM PDT   SUNSET   8:03 PM PDT
AUGUST 13 2025........SUNRISE   6:22 AM PDT   SUNSET   8:02 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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