CDUS46 KMTR 180937 CLILVK CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 237 AM PDT MON MAY 18 2026 ................................... ...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR MAY 17 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1930 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 77 1:42 PM 104 2009 75 2 69 MINIMUM 48 5:27 AM 38 1943 50 -2 51 AVERAGE 63 62 1 60 PRECIPITATION (IN) YESTERDAY 0.00 0.53 1994 0.02 -0.02 0.00 MONTH TO DATE 0.05 0.37 -0.32 0.07 SINCE OCT 1 11.85 14.68 -2.83 8.68 SINCE JAN 1 6.19 9.45 -3.26 4.49 DEGREE DAYS HEATING YESTERDAY 2 4 -2 5 MONTH TO DATE 39 81 -42 51 SINCE MAR 1 302 688 -386 615 SINCE JUL 1 1902 2629 -727 2325 COOLING YESTERDAY 0 2 -2 0 MONTH TO DATE 11 18 -7 16 SINCE MAR 1 45 26 19 17 SINCE JAN 1 46 26 20 17 ................................................................... WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (350) HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION N (10) AVERAGE WIND SPEED 10.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 4:00 AM LOWEST 13 6:00 PM AVERAGE 50 .......................................................... THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 97 1973 MINIMUM TEMPERATURE (F) 50 36 1974 SUNRISE AND SUNSET MAY 18 2026...........SUNRISE 5:55 AM PDT SUNSET 8:13 PM PDT MAY 19 2026...........SUNRISE 5:54 AM PDT SUNSET 8:14 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$