Climatological Report (Daily)
Issued by NWS
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CDUS46 KMTR 020828
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
128 AM PDT TUE SEP 02 2025
...................................
...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 1 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 102 3:02 PM 109 1952 87 15 82
2017
MINIMUM 62 5:52 AM 41 1960 56 6 56
AVERAGE 82 72 10 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.14 2000 0.00 0.00 0.00
MONTH TO DATE 0.00 0.00 0.00 0.00
SINCE OCT 1 8.68 15.10 -6.42 14.23
SINCE JAN 1 4.49 9.87 -5.38 11.04
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 7 -7 2
COOLING
YESTERDAY 17 7 10 4
MONTH TO DATE 17 7 10 4
SINCE SEP 1 17 7 10 4
SINCE JAN 1 604 633 -29 926
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 3.0
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 65 6:00 AM
LOWEST 18 3:00 PM
AVERAGE 42
..........................................................
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 111 1952
MINIMUM TEMPERATURE (F) 56 45 1970
SUNRISE AND SUNSET
SEPTEMBER 2 2025.....SUNRISE 6:39 AM PDT SUNSET 7:34 PM PDT
SEPTEMBER 3 2025.....SUNRISE 6:39 AM PDT SUNSET 7:33 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$