222
CDUS46 KMTR 010834
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
134 AM PDT FRI SEP 01 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 31 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 76 12:44 PM 89 2005 74 2 71
MINIMUM 59 6:34 AM 48 1955 56 3 57
1957
AVERAGE 68 65 3 64
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 1964 0.00 0.00 0.00
MONTH TO DATE 0.03 0.04 -0.01 0.01
SINCE OCT 1 31.42 19.57 11.85 18.18
SINCE JAN 1 20.17 12.60 7.57 1.90
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE MM
SINCE JUN 1 MM
SINCE JUL 1 MM
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 1
MONTH TO DATE 6 43 -37 4
SINCE JUN 1 125 198 -73 120
SINCE JUL 1 47 101 -54 61
COOLING
YESTERDAY 3 2 1 0
MONTH TO DATE 111 41 70 69
SINCE JUN 1 134 90 44 133
SINCE JAN 1 139 110 29 153
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 11.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 4:00 AM
LOWEST 46 5:00 PM
AVERAGE 65
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 104 2017
MINIMUM TEMPERATURE (F) 56 49 1957
1981
SUNRISE AND SUNSET
SEPTEMBER 1 2023.....SUNRISE 6:40 AM PDT SUNSET 7:39 PM PDT
SEPTEMBER 2 2023.....SUNRISE 6:41 AM PDT SUNSET 7:37 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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