Climatological Report (Daily)
Issued by NWS

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689
CDUS46 KMTR 280829
CLILVK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT SAT JUN 28 2025

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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR JUNE 27 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         93   1:57 PM 110    1937  86      7       87
  MINIMUM         54   4:26 AM  43    1964  55     -1       54
  AVERAGE         74                        70      4       71

PRECIPITATION (IN)
  YESTERDAY        0.00          0.01 1991   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.13  -0.13      T
  SINCE OCT 1      8.68                     15.00  -6.32    14.23
  SINCE JAN 1      4.49                      9.77  -5.28    11.04

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   13                        32    -19        2
  SINCE JUN 1     13                        32    -19        2
  SINCE JUL 1   2362                      2706   -344     2209

 COOLING
  YESTERDAY        9                         6      3        6
  MONTH TO DATE   59                       107    -48      171
  SINCE JUN 1     59                       107    -48      171
  SINCE JAN 1    116                       159    -43      215
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     5.6


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    83           4:00 AM
 LOWEST     24           1:00 PM
 AVERAGE    54

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86       109      2009
 MINIMUM TEMPERATURE (F)   55        41      1964


SUNRISE AND SUNSET
JUNE 28 2025..........SUNRISE   5:48 AM PDT   SUNSET   8:33 PM PDT
JUNE 29 2025..........SUNRISE   5:49 AM PDT   SUNSET   8:33 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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