260
CDUS46 KMTR 210826
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT MON SEP 21 2026
...............................
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1930 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 70 3:41 PM 103 1936 85 -15 87
MINIMUM 56 3:26 AM 40 1968 55 1 58
AVERAGE 63 70 -7 73
PRECIPITATION (IN)
YESTERDAY 0.00 0.04 2005 0.00 0.00 0.00
MONTH TO DATE 0.02 0.03 -0.01 0.03
SINCE OCT 1 12.23 15.13 -2.90 8.71
SINCE JAN 1 6.57 9.90 -3.33 4.52
DEGREE DAYS
HEATING
YESTERDAY 2 0 2 0
MONTH TO DATE 2 0 2 0
SINCE SEP 1 2 0 2 0
SINCE JUL 1 6 7 -1 0
COOLING
YESTERDAY 0 5 -5 8
MONTH TO DATE 94 125 -31 152
SINCE SEP 1 94 125 -31 152
SINCE JAN 1 820 751 69 739
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.9
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 93 3:00 AM
LOWEST 59 4:00 PM
AVERAGE 76
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THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 104 1943
MINIMUM TEMPERATURE (F) 54 40 1960
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 6:54 AM PDT SUNSET 7:05 PM PDT
SEPTEMBER 22 2026.....SUNRISE 6:55 AM PDT SUNSET 7:04 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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