


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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365 CDUS46 KMTR 020826 CLILVK CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT SAT AUG 02 2025 ................................... ...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 1 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 83 2:04 PM 107 1993 88 -5 96 MINIMUM 58 11:59 PM 46 1961 57 1 60 AVERAGE 71 72 -1 78 PRECIPITATION (IN) YESTERDAY 0.00 0.00 2006 0.00 0.00 0.00 MONTH TO DATE 0.00 0.00 0.00 0.00 SINCE OCT 1 8.68 15.01 -6.33 14.23 SINCE JAN 1 4.49 9.78 -5.29 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 6 7 -1 13 MONTH TO DATE 6 7 -1 13 SINCE JUN 1 260 358 -98 632 SINCE JAN 1 317 410 -93 676 ................................................................... WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 9.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 12:00 AM LOWEST 40 3:00 PM AVERAGE 67 .......................................................... THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 112 1946 MINIMUM TEMPERATURE (F) 57 45 1972 SUNRISE AND SUNSET AUGUST 2 2025........SUNRISE 6:12 AM PDT SUNSET 8:14 PM PDT AUGUST 3 2025........SUNRISE 6:13 AM PDT SUNSET 8:13 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$