


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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473 CDUS46 KMTR 240826 CLILVK CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT SAT MAY 24 2025 ................................... ...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR MAY 23 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 69 1:42 PM 101 1943 77 -8 79 MINIMUM 50 10:55 PM 38 2010 51 -1 49 AVERAGE 60 64 -4 64 PRECIPITATION (IN) YESTERDAY 0.00 0.56 1958 0.02 -0.02 0.00 MONTH TO DATE 0.07 0.46 -0.39 0.51 SINCE OCT 1 8.68 14.77 -6.09 14.23 SINCE JAN 1 4.49 9.54 -5.05 11.04 DEGREE DAYS HEATING YESTERDAY 5 3 2 1 MONTH TO DATE 58 104 -46 58 SINCE MAR 1 622 711 -89 607 SINCE JUL 1 2332 2652 -320 2184 COOLING YESTERDAY 0 2 -2 0 MONTH TO DATE 23 30 -7 22 SINCE MAR 1 24 38 -14 27 SINCE JAN 1 24 38 -14 27 ................................................................... WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 9.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 11:00 PM LOWEST 43 3:00 PM AVERAGE 65 .......................................................... THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 98 1982 2022 MINIMUM TEMPERATURE (F) 51 40 1980 SUNRISE AND SUNSET MAY 24 2025...........SUNRISE 5:51 AM PDT SUNSET 8:18 PM PDT MAY 25 2025...........SUNRISE 5:50 AM PDT SUNSET 8:19 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$