276
CDUS46 KMTR 070831
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT SUN SEP 07 2025
...............................
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 6 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 2:27 PM 113 2022 87 -8 MM
MINIMUM 60 10:07 PM 45 1942 56 4 MM
AVERAGE 70 71 -1 MM
PRECIPITATION (IN)
YESTERDAY 0.00 0.00 2006 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 MM
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 7 -7 2
COOLING
YESTERDAY 5 7 -2 MM
MONTH TO DATE 52 42 10 51
SINCE SEP 1 52 42 10 51
SINCE JAN 1 639 668 -29 973
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WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 10.9
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 87 1:00 AM
LOWEST 37 3:00 PM
AVERAGE 62
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THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 112 2020
MINIMUM TEMPERATURE (F) 56 43 1971
SUNRISE AND SUNSET
SEPTEMBER 7 2025.....SUNRISE 6:43 AM PDT SUNSET 7:27 PM PDT
SEPTEMBER 8 2025.....SUNRISE 6:44 AM PDT SUNSET 7:25 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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