Climatological Report (Daily)
Issued by NWS
Issued by NWS
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778
CDUS46 KMTR 220028
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
528 PM PDT THU AUG 21 2025
...................................
...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 21 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 102 2:48 PM 106 1950 88 14 86
MINIMUM 61 6:00 AM 46 1973 57 4 58
AVERAGE 82 72 10 72
PRECIPITATION (IN)
TODAY 0.00 0.03 2003 0.00 0.00 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
TODAY 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
TODAY 17 7 10 7
MONTH TO DATE 173 147 26 190
SINCE JUN 1 427 498 -71 809
SINCE JAN 1 484 550 -66 853
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 6:00 AM
LOWEST 16 3:00 PM
AVERAGE 39
..........................................................
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 103 1969
MINIMUM TEMPERATURE (F) 57 45 1973
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 6:28 AM PDT SUNSET 7:51 PM PDT
AUGUST 22 2025........SUNRISE 6:29 AM PDT SUNSET 7:50 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$