Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 220025
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
525 PM PDT SAT SEP 21 2024
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 70 1:46 PM 95 2003 75 -5 74
MINIMUM 54 3:18 AM 45 1955 56 -2 57
AVERAGE 62 65 -3 66
PRECIPITATION (IN)
TODAY 0.00 0.23 2013 0.00 0.00 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)
TODAY MM 0.0
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 3 2 1 0
MONTH TO DATE 61 26 35 0
SINCE SEP 1 61 26 35 0
SINCE JUL 1 191 128 63 47
COOLING
TODAY 0 2 -2 1
MONTH TO DATE 3 42 -39 35
SINCE SEP 1 3 42 -39 35
SINCE JAN 1 77 152 -75 174
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 63 1:00 PM
AVERAGE 78
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 91 1946
MINIMUM TEMPERATURE (F) 56 48 1981
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.
$$