Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 010838
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT WED OCT 01 2025
...................................
...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 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 78 12:59 PM 101 2020 83 -5 96
MINIMUM 60 5:36 AM 35 1950 53 7 53
AVERAGE 69 68 1 75
PRECIPITATION (IN)
YESTERDAY T 1.02 1983 0.01 -0.01 0.00
MONTH TO DATE 0.13 0.08 0.05 0.01
SINCE OCT 1 8.81 15.18 -6.37 14.24
SINCE JAN 1 4.62 9.95 -5.33 11.05
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 10 -10 2
SINCE SEP 1 0 10 -10 2
SINCE JUL 1 0 17 -17 4
COOLING
YESTERDAY 4 4 0 10
MONTH TO DATE 230 170 60 206
SINCE SEP 1 230 170 60 206
SINCE JAN 1 817 796 21 1128
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 39 2:00 PM
AVERAGE 65
..........................................................
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 103 2024
MINIMUM TEMPERATURE (F) 53 36 1971
SUNRISE AND SUNSET
OCTOBER 1 2025.......SUNRISE 7:03 AM PDT SUNSET 6:50 PM PDT
OCTOBER 2 2025.......SUNRISE 7:04 AM PDT SUNSET 6:48 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$