


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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004 CDUS46 KMTR 140039 CLILVK CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 539 PM PDT TUE MAY 13 2025 ................................... ...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR MAY 13 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 70 2:11 PM 99 1976 75 -5 77 MINIMUM 50 2:17 AM 36 1943 49 1 50 AVERAGE 60 62 -2 64 PRECIPITATION (IN) TODAY 0.00 0.31 1995 0.02 -0.02 0.00 MONTH TO DATE 0.07 0.29 -0.22 0.51 SINCE OCT 1 8.68 14.60 -5.92 14.23 SINCE JAN 1 4.49 9.37 -4.88 11.04 DEGREE DAYS HEATING TODAY 5 4 1 1 MONTH TO DATE 42 65 -23 52 SINCE MAR 1 606 672 -66 601 SINCE JUL 1 2316 2613 -297 2178 COOLING TODAY 0 1 -1 0 MONTH TO DATE 16 13 3 16 SINCE MAR 1 17 21 -4 21 SINCE JAN 1 17 21 -4 21 ................................................................... WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (260) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 7.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 80 1:00 AM LOWEST 42 2:00 PM AVERAGE 61 .......................................................... THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 98 1972 2014 MINIMUM TEMPERATURE (F) 49 34 1964 SUNRISE AND SUNSET MAY 13 2025...........SUNRISE 5:59 AM PDT SUNSET 8:09 PM PDT MAY 14 2025...........SUNRISE 5:58 AM PDT SUNSET 8:10 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$