Climatological Report (Daily)
Issued by NWS

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987
CDUS46 KMTR 030838
CLILVK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1238 AM PST WED DEC 03 2025

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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 2 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         63   2:19 PM  73    1977  60      3       72
  MINIMUM         38   7:36 AM  27    1969  39     -1       40
  AVERAGE         51                        49      2       56

PRECIPITATION (IN)
  YESTERDAY        0.00          1.50 1952   0.08  -0.08     0.00
  MONTH TO DATE    0.00                      0.15  -0.15      T
  SINCE OCT 1      3.76                      2.58   1.18     1.21
  SINCE JAN 1      8.38                     12.53  -4.15    12.26

DEGREE DAYS
 HEATING
  YESTERDAY       14                        16     -2        9
  MONTH TO DATE   35                        32      3       18
  SINCE DEC 1     35                        32      3       18
  SINCE JUL 1    370                       489   -119      417

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    845                       849     -4     1295
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   E (80)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     2.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           1:00 AM
 LOWEST     48           2:00 PM
 AVERAGE    74

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        76      1958
 MINIMUM TEMPERATURE (F)   39        27      1936


SUNRISE AND SUNSET
DECEMBER  3 2025......SUNRISE   7:06 AM PST   SUNSET   4:48 PM PST
DECEMBER  4 2025......SUNRISE   7:07 AM PST   SUNSET   4:48 PM PST


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




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