658
CDUS46 KMTR 180832
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
132 AM PDT MON SEP 18 2023
...............................
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1930 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 76 2:17 PM 99 1991 85 -9 74
MINIMUM 59 11:59 PM 44 1959 55 4 52
AVERAGE 68 70 -2 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.22 1940 0.00 0.00 0.00
MONTH TO DATE T 0.02 -0.02 T
SINCE OCT 1 21.14 15.12 6.02 12.34
SINCE JAN 1 11.22 9.89 1.33 1.56
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 2
MONTH TO DATE 0 0 0 2
SINCE SEP 1 0 0 0 2
SINCE JUL 1 10 7 3 8
COOLING
YESTERDAY 3 6 -3 0
MONTH TO DATE 94 109 -15 235
SINCE SEP 1 94 109 -15 235
SINCE JAN 1 822 735 87 1040
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WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 11.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 12:00 AM
LOWEST 46 3:00 PM
AVERAGE 67
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THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 103 1939
MINIMUM TEMPERATURE (F) 55 41 1978
SUNRISE AND SUNSET
SEPTEMBER 18 2023.....SUNRISE 6:52 AM PDT SUNSET 7:11 PM PDT
SEPTEMBER 19 2023.....SUNRISE 6:52 AM PDT SUNSET 7:09 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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