Climatological Report (Daily)
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656
CDUS46 KMTR 150827
CLILVK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT WED OCT 15 2025

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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR OCTOBER 14 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  12:58 PM 100    1950  79    -16       80
  MINIMUM         50   7:26 AM  37    1960  50      0       56
  AVERAGE         57                        64     -7       68

PRECIPITATION (IN)
  YESTERDAY        0.02          1.28 1962   0.03  -0.01     0.00
  MONTH TO DATE    1.86                      0.23   1.63     0.00
  SINCE OCT 1      1.86                      0.23   1.63     0.00
  SINCE JAN 1      6.48                     10.18  -3.70    11.05

DEGREE DAYS
 HEATING
  YESTERDAY        8                         2      6        0
  MONTH TO DATE   26                        24      2        0
  SINCE SEP 1     26                        39    -13        2
  SINCE JUL 1     26                        46    -20        4

 COOLING
  YESTERDAY        0                         2     -2        3
  MONTH TO DATE   23                        38    -15      161
  SINCE SEP 1    253                       208     45      367
  SINCE JAN 1    840                       834      6     1289
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NE (60)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           4:00 AM
 LOWEST     58          12:00 PM
 AVERAGE    77

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        95      1991
 MINIMUM TEMPERATURE (F)   50        36      1968


SUNRISE AND SUNSET
OCTOBER 15 2025.......SUNRISE   7:16 AM PDT   SUNSET   6:29 PM PDT
OCTOBER 16 2025.......SUNRISE   7:17 AM PDT   SUNSET   6:28 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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