Climatological Report (Daily)
Issued by NWS
Issued by NWS
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707
CDUS46 KMTR 180827
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SAT MAY 18 2024
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 17 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 70 1:55 PM 93 1997 68 2 64
2009
MINIMUM 54 5:34 AM 45 1966 52 2 53
AVERAGE 62 60 2 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.24 1994 0.01 -0.01 0.00
MONTH TO DATE 0.95 0.30 0.65 0.72
SINCE OCT 1 20.13 19.21 0.92 31.38
SINCE JAN 1 14.80 12.24 2.56 20.13
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 3 5 -2 6
MONTH TO DATE 82 104 -22 102
SINCE MAR 1 571 634 -63 749
SINCE JUL 1 1712 2313 -601 2457
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 10 0 10 3
SINCE MAR 1 11 6 5 5
SINCE JAN 1 11 6 5 5
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 9.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 1:00 AM
LOWEST 54 2:00 PM
AVERAGE 69
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 85 1978
MINIMUM TEMPERATURE (F) 52 42 1950
1974
SUNRISE AND SUNSET
MAY 18 2024...........SUNRISE 5:57 AM PDT SUNSET 8:15 PM PDT
MAY 19 2024...........SUNRISE 5:56 AM PDT SUNSET 8:16 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$