Climatological Report (Daily)
Issued by NWS
Issued by NWS
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052
CDUS46 KMTR 060827
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT WED AUG 06 2025
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 5 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 2:12 PM 89 1964 73 -4 63
MINIMUM 57 5:32 AM 49 1950 56 1 53
AVERAGE 63 64 -1 58
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 2008 0.00 0.00 0.00
MONTH TO DATE 0.00 0.00 0.00 T
SINCE OCT 1 16.11 19.53 -3.42 20.13
SINCE JAN 1 7.55 12.56 -5.01 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 7
MONTH TO DATE 10 10 0 24
SINCE JUN 1 222 165 57 187
SINCE JUL 1 79 68 11 74
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 5 -5 0
SINCE JUN 1 2 54 -52 49
SINCE JAN 1 8 74 -66 60
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 14.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 4:00 AM
LOWEST 53 11:00 AM
AVERAGE 70
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 93 1982
1983
MINIMUM TEMPERATURE (F) 56 46 1950
SUNRISE AND SUNSET
AUGUST 6 2025........SUNRISE 6:18 AM PDT SUNSET 8:12 PM PDT
AUGUST 7 2025........SUNRISE 6:19 AM PDT SUNSET 8:11 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$