569
CDUS46 KMTR 100828
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
128 AM PDT WED SEP 10 2025
...............................
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 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 2:18 PM 109 1944 87 -8 91
MINIMUM 63 6:25 AM 43 1972 56 7 58
AVERAGE 71 71 0 75
PRECIPITATION (IN)
YESTERDAY T 0.09 1998 0.00 0.00 0.00
MONTH TO DATE T 0.01 -0.01 0.00
SINCE OCT 1 8.68 15.11 -6.43 14.23
SINCE JAN 1 4.49 9.88 -5.39 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 6 6 0 10
MONTH TO DATE 71 61 10 76
SINCE SEP 1 71 61 10 76
SINCE JAN 1 658 687 -29 998
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WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 9.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 3:00 AM
LOWEST 47 2:00 PM
AVERAGE 67
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THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 108 2015
MINIMUM TEMPERATURE (F) 56 43 1972
SUNRISE AND SUNSET
SEPTEMBER 10 2025.....SUNRISE 6:45 AM PDT SUNSET 7:22 PM PDT
SEPTEMBER 11 2025.....SUNRISE 6:46 AM PDT SUNSET 7:21 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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