512
CDUS46 KMTR 200836
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1236 AM PST SAT DEC 20 2025
...............................
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 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 65 11:48 AM 70 1958 57 8 52
MINIMUM 51 4:14 AM 23 1965 37 14 43
AVERAGE 58 47 11 48
PRECIPITATION (IN)
YESTERDAY 0.02 1.13 2010 0.09 -0.07 0.00
MONTH TO DATE 0.06 1.66 -1.60 1.64
SINCE OCT 1 3.82 4.09 -0.27 2.85
SINCE JAN 1 8.44 14.04 -5.60 13.90
DEGREE DAYS
HEATING
YESTERDAY 7 18 -11 17
MONTH TO DATE 333 324 9 260
SINCE DEC 1 333 324 9 260
SINCE JUL 1 668 781 -113 659
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 845 849 -4 1295
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WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 3.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 56 12:00 PM
AVERAGE 77
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THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 67 1969
MINIMUM TEMPERATURE (F) 37 23 1978
SUNRISE AND SUNSET
DECEMBER 20 2025......SUNRISE 7:18 AM PST SUNSET 4:52 PM PST
DECEMBER 21 2025......SUNRISE 7:19 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.
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