Climatological Report (Daily)
Issued by NWS
Issued by NWS
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934
CDUS46 KMTR 220826
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT SAT AUG 22 2026
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 21 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 68 2:19 PM 85 1974 74 -6 81
MINIMUM 58 6:57 AM 48 1952 57 1 57
AVERAGE 63 65 -2 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.04 1968 0.00 0.00 0.00
MONTH TO DATE 0.03 0.02 0.01 T
SINCE OCT 1 19.62 19.55 0.07 16.11
SINCE JAN 1 10.77 12.58 -1.81 7.55
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 2 1 1 0
MONTH TO DATE 14 31 -17 17
SINCE JUN 1 124 186 -62 229
SINCE JUL 1 64 89 -25 86
COOLING
YESTERDAY 0 2 -2 4
MONTH TO DATE 11 22 -11 21
SINCE JUN 1 63 71 -8 23
SINCE JAN 1 106 91 15 29
...................................................................
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 (280)
AVERAGE WIND SPEED 14.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 68 12:00 PM
AVERAGE 81
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 90 1999
MINIMUM TEMPERATURE (F) 57 49 1955
SUNRISE AND SUNSET
AUGUST 22 2026........SUNRISE 6:31 AM PDT SUNSET 7:53 PM PDT
AUGUST 23 2026........SUNRISE 6:32 AM PDT SUNSET 7:51 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$