Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 050830
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT FRI SEP 05 2025
...................................
...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 4 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 79 2:26 PM 113 1950 87 -8 100
MINIMUM 59 3:36 AM 43 1970 56 3 60
AVERAGE 69 72 -3 80
PRECIPITATION (IN)
YESTERDAY 0.00 T 2017 0.00 0.00 0.00
MONTH TO DATE T 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 4 7 -3 15
MONTH TO DATE 43 28 15 35
SINCE SEP 1 43 28 15 35
SINCE JAN 1 630 654 -24 957
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 10.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 3:00 AM
LOWEST 47 2:00 PM
AVERAGE 69
..........................................................
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 113 2022
MINIMUM TEMPERATURE (F) 56 45 1954
SUNRISE AND SUNSET
SEPTEMBER 5 2025.....SUNRISE 6:41 AM PDT SUNSET 7:30 PM PDT
SEPTEMBER 6 2025.....SUNRISE 6:42 AM PDT SUNSET 7:28 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$