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
643
CDUS46 KMTR 050040
CLILVK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
540 PM PDT FRI APR 04 2025

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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR APRIL 4 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         71        MM  87    1959  67      4       55
  MINIMUM         37        MM  32    1945  43     -6       40
                                      2023
  AVERAGE         54                        55     -1       48

PRECIPITATION (IN)
  TODAY            0.00          1.04 1941   0.06  -0.06     0.84
  MONTH TO DATE    0.19                      0.22  -0.03     0.84
  SINCE OCT 1      8.57                     13.45  -4.88    13.19
  SINCE JAN 1      4.38                      8.22  -3.84    10.00

DEGREE DAYS
 HEATING
  TODAY           11                        10      1       17
  MONTH TO DATE   56                        40     16       40
  SINCE MAR 1    413                       398     15      377
  SINCE JUL 1   2123                      2339   -216     1954

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      1                         0      1        0
  SINCE JAN 1      1                         0      1        0
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   N (20)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     2.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           3:00 AM
 LOWEST     26           4:00 PM
 AVERAGE    59

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        84      1989
 MINIMUM TEMPERATURE (F)   43        32      1945


SUNRISE AND SUNSET
APRIL  4 2025.........SUNRISE   6:48 AM PDT   SUNSET   7:33 PM PDT
APRIL  5 2025.........SUNRISE   6:46 AM PDT   SUNSET   7:34 PM PDT


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




$$