Climatological Report (Daily)
Issued by NWS
Issued by NWS
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412 CDUS46 KMTR 210836 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 136 AM PDT SAT SEP 21 2024 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 67 1:28 PM 93 1983 75 -8 73 1990 2015 MINIMUM 55 11:59 PM 48 1947 56 -1 58 1954 1965 AVERAGE 61 65 -4 66 PRECIPITATION (IN) YESTERDAY 0.00 0.08 2005 0.01 -0.01 0.00 MONTH TO DATE 0.00 0.03 -0.03 T SINCE OCT 1 20.23 19.60 0.63 31.42 SINCE JAN 1 14.90 12.63 2.27 20.17 SNOWFALL (IN) YESTERDAY MM 0.0 MONTH TO DATE T SINCE SEP 1 T SINCE JUL 1 T DEGREE DAYS HEATING YESTERDAY 4 2 2 0 MONTH TO DATE 58 24 34 0 SINCE SEP 1 58 24 34 0 SINCE JUL 1 188 126 62 47 COOLING YESTERDAY 0 2 -2 1 MONTH TO DATE 3 40 -37 34 SINCE SEP 1 3 40 -37 34 SINCE JAN 1 77 150 -73 173 ................................................................... WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 10.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 2:00 AM LOWEST 70 12:00 PM AVERAGE 82 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 95 2003 MINIMUM TEMPERATURE (F) 56 45 1955 SUNRISE AND SUNSET SEPTEMBER 21 2024.....SUNRISE 6:57 AM PDT SUNSET 7:07 PM PDT SEPTEMBER 22 2024.....SUNRISE 6:58 AM PDT SUNSET 7:05 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$