Climatological Report (Daily)
Issued by NWS
Issued by NWS
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363
CDUS46 KMTR 020826
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT SAT AUG 02 2025
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 1 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 68 2:20 PM 89 1975 73 -5 68
MINIMUM 57 11:59 PM 48 1951 56 1 54
AVERAGE 63 64 -1 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 2022 0.00 0.00 0.00
MONTH TO DATE 0.00 0.00 0.00 0.00
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 MM
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 2 2 0 4
MONTH TO DATE 2 2 0 4
SINCE JUN 1 214 157 57 167
SINCE JUL 1 71 60 11 54
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 1 -1 0
SINCE JUN 1 2 50 -48 49
SINCE JAN 1 8 70 -62 60
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 13.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 6:00 AM
LOWEST 61 12:00 PM
AVERAGE 75
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 91 1946
MINIMUM TEMPERATURE (F) 56 49 1945
1982
SUNRISE AND SUNSET
AUGUST 2 2025........SUNRISE 6:15 AM PDT SUNSET 8:16 PM PDT
AUGUST 3 2025........SUNRISE 6:15 AM PDT SUNSET 8:15 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$