National Weather Service Text Product
AFOS product CLISFO
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLISFO
Product Timestamp: 2025-04-25 08:26 UTC
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161
CDUS46 KMTR 250826
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT FRI APR 25 2025
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 24 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 56 4:08 PM 81 2004 66 -10 62
MINIMUM 51 7:18 AM 39 1960 50 1 54
AVERAGE 54 58 -4 58
PRECIPITATION (IN)
YESTERDAY 0.00 0.34 1983 0.03 -0.03 0.00
MONTH TO DATE 0.33 1.22 -0.89 0.77
SINCE OCT 1 15.96 18.77 -2.81 19.18
SINCE JAN 1 7.40 11.80 -4.40 13.85
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 11 7 4 7
MONTH TO DATE 184 192 -8 171
SINCE MAR 1 500 488 12 448
SINCE JUL 1 2033 2167 -134 1589
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 3 1 2 1
SINCE JAN 1 3 1 2 1
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 12.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 2:00 AM
LOWEST 59 3:00 PM
AVERAGE 69
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 87 2004
MINIMUM TEMPERATURE (F) 50 41 1974
SUNRISE AND SUNSET
APRIL 25 2025.........SUNRISE 6:21 AM PDT SUNSET 7:55 PM PDT
APRIL 26 2025.........SUNRISE 6:20 AM PDT SUNSET 7:56 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$