269
CDUS46 KMTR 130837
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
137 AM PDT SUN APR 13 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 12 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 61 2:27 PM 88 1947 65 -4 61
MINIMUM 49 11:59 PM 39 1956 49 0 51
1983
AVERAGE 55 57 -2 56
PRECIPITATION (IN)
YESTERDAY 0.00 1.31 2003 0.05 -0.05 T
MONTH TO DATE 0.33 0.73 -0.40 0.50
SINCE OCT 1 15.96 18.28 -2.32 18.91
SINCE JAN 1 7.40 11.31 -3.91 13.58
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 10 8 2 9
MONTH TO DATE 96 99 -3 103
SINCE MAR 1 412 395 17 380
SINCE JUL 1 1945 2074 -129 1521
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 15 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 14.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 12:00 AM
LOWEST 55 1:00 PM
AVERAGE 69
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 84 1947
1985
MINIMUM TEMPERATURE (F) 49 39 1972
SUNRISE AND SUNSET
APRIL 13 2025.........SUNRISE 6:37 AM PDT SUNSET 7:44 PM PDT
APRIL 14 2025.........SUNRISE 6:35 AM PDT SUNSET 7:45 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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