690
CDUS46 KMTR 130827
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT TUE MAY 13 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 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 63 2:37 PM 96 1976 68 -5 64
MINIMUM 52 5:55 AM 42 1953 51 1 52
AVERAGE 58 60 -2 58
PRECIPITATION (IN)
YESTERDAY 0.10 0.40 1998 0.01 0.09 0.00
MONTH TO DATE 0.11 0.22 -0.11 0.95
SINCE OCT 1 16.11 19.13 -3.02 20.13
SINCE JAN 1 7.55 12.16 -4.61 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 7
MONTH TO DATE 64 75 -11 61
SINCE MAR 1 618 605 13 550
SINCE JUL 1 2151 2284 -133 1691
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 10
SINCE MAR 1 5 6 -1 11
SINCE JAN 1 5 6 -1 11
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 44 2:00 PM
AVERAGE 69
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 92 2014
MINIMUM TEMPERATURE (F) 51 45 1956
1968
SUNRISE AND SUNSET
MAY 13 2025...........SUNRISE 6:01 AM PDT SUNSET 8:11 PM PDT
MAY 14 2025...........SUNRISE 6:01 AM PDT SUNSET 8:12 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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