910 CDUS46 KMTR 070839 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1239 AM PST TUE JAN 07 2025 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 6 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 58 3:49 PM 66 2003 57 1 57 MINIMUM 47 4:54 AM 29 1950 44 3 45 AVERAGE 53 51 2 51 PRECIPITATION (IN) YESTERDAY 0.00 2.34 1993 0.13 -0.13 0.14 MONTH TO DATE 0.12 0.76 -0.64 0.58 SINCE OCT 1 8.68 7.73 0.95 5.91 SINCE JAN 1 0.12 0.76 -0.64 0.58 SNOWFALL (IN) YESTERDAY MM 0.0 MONTH TO DATE T SINCE DEC 1 T SINCE JUL 1 T DEGREE DAYS HEATING YESTERDAY 12 14 -2 14 MONTH TO DATE 74 84 -10 65 SINCE DEC 1 384 506 -122 338 SINCE JUL 1 925 1014 -89 561 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (310) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 3.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 12:00 AM LOWEST 89 3:00 PM AVERAGE 95 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 58 66 2019 MINIMUM TEMPERATURE (F) 44 31 1950 1973 SUNRISE AND SUNSET JANUARY 7 2025.......SUNRISE 7:25 AM PST SUNSET 5:08 PM PST JANUARY 8 2025.......SUNRISE 7:25 AM PST SUNSET 5:08 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$