604 CDUS46 KMTR 040038 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 538 PM PDT SAT JUL 03 2021 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 3 2021... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM MM MM 89 1970 73 MM 68 MINIMUM 61 6:31 AM 48 1953 55 6 55 AVERAGE MM 64 MM 62 PRECIPITATION (IN) TODAY 0.00 0.01 1955 0.00 0.00 0.00 MONTH TO DATE 0.00 0.00 0.00 0.00 SINCE OCT 1 7.25 19.53 -12.28 9.12 SINCE JAN 1 5.55 12.56 -7.01 4.11 SNOWFALL (IN) TODAY MM 0.0 MONTH TO DATE MM SINCE JUN 1 MM SINCE JUL 1 MM SNOW DEPTH MM DEGREE DAYS HEATING TODAY MM 2 MM 3 MONTH TO DATE 0 6 -6 5 SINCE JUN 1 30 103 -73 47 SINCE JUL 1 0 6 -6 5 COOLING TODAY MM 1 MM 0 MONTH TO DATE 8 3 5 1 SINCE JUN 1 65 26 39 39 SINCE JAN 1 77 46 31 62 ................................................................... WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (280) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 12.3 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 78 1:00 AM LOWEST 51 1:00 PM AVERAGE 65 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 85 1973 MINIMUM TEMPERATURE (F) 55 46 1954 SUNRISE AND SUNSET JULY 3 2021..........SUNRISE 5:53 AM PDT SUNSET 8:35 PM PDT JULY 4 2021..........SUNRISE 5:53 AM PDT SUNSET 8:34 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$