Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 110825
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
125 AM PDT MON AUG 11 2025
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 10 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 69 2:06 PM 87 2009 73 -4 64
MINIMUM 57 5:49 AM 47 1951 56 1 53
AVERAGE 63 65 -2 59
PRECIPITATION (IN)
YESTERDAY 0.00 T 1994 0.00 0.00 0.00
2004
2013
MONTH TO DATE 0.00 0.01 -0.01 T
SINCE OCT 1 16.11 19.54 -3.43 20.13
SINCE JAN 1 7.55 12.57 -5.02 14.80
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 2 2 0 6
MONTH TO DATE 12 20 -8 40
SINCE JUN 1 224 175 49 203
SINCE JUL 1 81 78 3 90
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 6 10 -4 0
SINCE JUN 1 8 59 -51 49
SINCE JAN 1 14 79 -65 60
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 13.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 9:00 PM
LOWEST 63 2:00 PM
AVERAGE 78
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 84 1959
2019
MINIMUM TEMPERATURE (F) 56 48 1946
1951
SUNRISE AND SUNSET
AUGUST 11 2025........SUNRISE 6:22 AM PDT SUNSET 8:06 PM PDT
AUGUST 12 2025........SUNRISE 6:23 AM PDT SUNSET 8:05 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$