Climatological Report (Daily)
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
596
CDUS46 KMTR 200830
CLILVK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1230 AM PST THU NOV 20 2025

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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR NOVEMBER 19 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         58   3:14 PM  82    1936  64     -6       60
  MINIMUM         42   7:00 AM  27    1985  41      1       34
  AVERAGE         50                        52     -2       47

PRECIPITATION (IN)
  YESTERDAY        T             3.05 1950   0.06  -0.06     0.00
  MONTH TO DATE    1.62                      0.95   0.67     0.32
  SINCE OCT 1      3.51                      1.70   1.81     0.33
  SINCE JAN 1      8.13                     11.65  -3.52    11.38

DEGREE DAYS
 HEATING
  YESTERDAY       15                        13      2       18
  MONTH TO DATE   91                       183    -92      202
  SINCE SEP 1    164                       295   -131      254
  SINCE JUL 1    164                       302   -138      256

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    1                         0      1        0
  SINCE SEP 1    258                       222     36      373
  SINCE JAN 1    845                       848     -3     1295
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  SW (230)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     2.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           7:00 AM
 LOWEST     60           1:00 PM
 AVERAGE    78

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   64        81      1932
 MINIMUM TEMPERATURE (F)   41        27      1941


SUNRISE AND SUNSET
NOVEMBER 20 2025......SUNRISE   6:53 AM PST   SUNSET   4:53 PM PST
NOVEMBER 21 2025......SUNRISE   6:54 AM PST   SUNSET   4:52 PM PST


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




$$