Climatological Report (Daily)
Issued by NWS
Issued by NWS
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635
CDUS46 KMTR 200827
CLILVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SUN APR 20 2025
...................................
...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR APRIL 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 70 3:06 PM 91 1954 70 0 74
MINIMUM 43 4:12 AM 32 1979 45 -2 48
AVERAGE 57 58 -1 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.38 1981 0.03 -0.03 0.00
MONTH TO DATE 0.19 0.82 -0.63 1.36
SINCE OCT 1 8.57 14.05 -5.48 13.71
SINCE JAN 1 4.38 8.82 -4.44 10.52
DEGREE DAYS
HEATING
YESTERDAY 8 8 0 4
MONTH TO DATE 137 174 -37 158
SINCE MAR 1 494 532 -38 495
SINCE JUL 1 2204 2473 -269 2072
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE MAR 1 1 0 1 2
SINCE JAN 1 1 0 1 2
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 44 3:00 PM
AVERAGE 69
..........................................................
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 93 2009
MINIMUM TEMPERATURE (F) 45 32 1972
SUNRISE AND SUNSET
APRIL 20 2025.........SUNRISE 6:25 AM PDT SUNSET 7:48 PM PDT
APRIL 21 2025.........SUNRISE 6:24 AM PDT SUNSET 7:49 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$