Climatological Report (Daily)
Issued by NWS
Issued by NWS
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911
CDUS46 KMTR 200836
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT WED AUG 20 2025
...................................
...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 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 87 1:29 PM 111 1950 88 -1 85
MINIMUM 56 5:35 AM 47 1973 57 -1 55
AVERAGE 72 72 0 70
PRECIPITATION (IN)
YESTERDAY 0.00 0.50 1983 0.01 -0.01 0.00
MONTH TO DATE 0.00 0.05 -0.05 T
SINCE OCT 1 8.68 15.06 -6.38 14.23
SINCE JAN 1 4.49 9.83 -5.34 11.04
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 13 37 -24 4
SINCE JUL 1 0 4 -4 2
COOLING
YESTERDAY 7 7 0 5
MONTH TO DATE 146 133 13 176
SINCE JUN 1 400 484 -84 795
SINCE JAN 1 457 536 -79 839
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 7.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 11:00 PM
LOWEST 27 1:00 PM
AVERAGE 57
..........................................................
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 103 1960
MINIMUM TEMPERATURE (F) 57 46 1949
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 6:28 AM PDT SUNSET 7:53 PM PDT
AUGUST 21 2025........SUNRISE 6:28 AM PDT SUNSET 7:51 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$