CDUS46 KMTR 120827 CLILVK CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1227 AM PST FRI DEC 12 2025 ................................... ...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 11 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 55 2:45 PM 72 1958 58 -3 64 MINIMUM 36 11:59 PM 20 1972 38 -2 33 AVERAGE 46 48 -2 49 PRECIPITATION (IN) YESTERDAY 0.00 2.56 2014 0.09 -0.09 0.00 MONTH TO DATE 0.00 0.93 -0.93 T SINCE OCT 1 3.76 3.36 0.40 1.21 SINCE JAN 1 8.38 13.31 -4.93 12.26 DEGREE DAYS HEATING YESTERDAY 19 17 2 16 MONTH TO DATE 204 182 22 133 SINCE DEC 1 204 182 22 133 SINCE JUL 1 539 639 -100 532 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 845 849 -4 1295 ................................................................... WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION E (70) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (70) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (80) AVERAGE WIND SPEED 7.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 2:00 AM LOWEST 71 1:00 PM AVERAGE 86 .......................................................... THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 58 79 1958 MINIMUM TEMPERATURE (F) 38 20 1972 SUNRISE AND SUNSET DECEMBER 12 2025......SUNRISE 7:13 AM PST SUNSET 4:49 PM PST DECEMBER 13 2025......SUNRISE 7:14 AM PST SUNSET 4:49 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORDWAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$