National Weather Service Text Product
AFOS product CLISFO
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLISFO
Product Timestamp: 2015-09-20 08:37 UTC
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183
CDUS46 KMTR 200838
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
137 AM PDT SUN SEP 20 2015
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 2015...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2015
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 85 147 PM 93 2000 74 11 74
1919
MINIMUM 55 417 AM 46 1954 56 -1 63
1947
AVERAGE 70 65 5 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.46 1977 0.01 -0.01 0.00
MONTH TO DATE T 0.08 -0.08 0.01
SINCE OCT 1 16.59 20.56 -3.97 8.58
SINCE JAN 1 3.63 13.20 -9.57 7.32
SNOWFALL (IN)
YESTERDAY 0.0 0.0
MONTH TO DATE 0.0
SINCE SEP 1 0.0
SINCE JUL 1 0.0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 9 38 -29 3
SINCE SEP 1 9 38 -29 3
SINCE JUL 1 14 151 -137 23
COOLING
YESTERDAY 5 1 4 4
MONTH TO DATE 60 34 26 64
SINCE SEP 1 60 34 26 64
SINCE JAN 1 254 131 123 317
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 6.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 1200 AM
LOWEST 34 200 PM
AVERAGE 60
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 1990
MINIMUM TEMPERATURE (F) 56 48 1965
1954
1947
SUNRISE AND SUNSET
SEPTEMBER 20 2015.....SUNRISE 655 AM PDT SUNSET 710 PM PDT
SEPTEMBER 21 2015.....SUNRISE 656 AM PDT SUNSET 708 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$