National Weather Service Text Product
AFOS product CLISFO
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLISFO
Product Timestamp: 2025-05-08 08:26 UTC
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549
CDUS46 KMTR 080826
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT THU MAY 08 2025
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 7 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 66 2:42 PM 89 2007 67 -1 63
MINIMUM 50 11:34 PM 40 1968 51 -1 51
AVERAGE 58 59 -1 57
PRECIPITATION (IN)
YESTERDAY 0.00 0.44 1994 0.02 -0.02 0.00
MONTH TO DATE 0.01 0.14 -0.13 0.95
SINCE OCT 1 16.01 19.05 -3.04 20.13
SINCE JAN 1 7.45 12.08 -4.63 14.80
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 7 6 1 8
MONTH TO DATE 42 45 -3 50
SINCE MAR 1 578 575 3 539
SINCE JUL 1 2111 2254 -143 1680
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 0
SINCE MAR 1 5 6 -1 1
SINCE JAN 1 5 6 -1 1
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 11.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 10:00 PM
LOWEST 54 1:00 PM
AVERAGE 70
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 86 2001
MINIMUM TEMPERATURE (F) 51 44 1952
1964
1968
SUNRISE AND SUNSET
MAY 8 2025...........SUNRISE 6:06 AM PDT SUNSET 8:06 PM PDT
MAY 9 2025...........SUNRISE 6:05 AM PDT SUNSET 8:07 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$