640
CDUS46 KMTR 140836
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT WED MAY 14 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 13 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 2:12 PM 92 2014 68 -2 65
MINIMUM 52 11:59 PM 45 1956 51 1 52
1968
AVERAGE 59 60 -1 59
PRECIPITATION (IN)
YESTERDAY T 0.32 1995 0.02 -0.02 0.00
MONTH TO DATE 0.11 0.24 -0.13 0.95
SINCE OCT 1 16.11 19.15 -3.04 20.13
SINCE JAN 1 7.55 12.18 -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 6 6 0 6
MONTH TO DATE 70 81 -11 67
SINCE MAR 1 624 611 13 556
SINCE JUL 1 2157 2290 -133 1697
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 14 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 14.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 2:00 AM
LOWEST 48 2:00 PM
AVERAGE 66
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 91 2014
MINIMUM TEMPERATURE (F) 52 41 1968
SUNRISE AND SUNSET
MAY 14 2025...........SUNRISE 6:01 AM PDT SUNSET 8:12 PM PDT
MAY 15 2025...........SUNRISE 6:00 AM PDT SUNSET 8:13 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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