National Weather Service Text Product
AFOS product CLISFO
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLISFO
Product Timestamp: 2025-01-21 08:26 UTC
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728
CDUS46 KMTR 210826
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1226 AM PST TUE JAN 21 2025
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 20 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 61 3:50 PM 67 1976 58 3 59
2021
MINIMUM 43 7:46 AM 30 1963 45 -2 54
AVERAGE 52 51 1 57
PRECIPITATION (IN)
YESTERDAY 0.00 2.49 1964 0.12 -0.12 0.17
MONTH TO DATE 0.12 2.57 -2.45 2.42
SINCE OCT 1 8.68 9.54 -0.86 7.75
SINCE JAN 1 0.12 2.57 -2.45 2.42
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 13 14 -1 8
MONTH TO DATE 232 280 -48 243
SINCE DEC 1 542 702 -160 516
SINCE JUL 1 1083 1210 -127 739
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 7.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 8:00 AM
LOWEST 34 6:00 PM
AVERAGE 67
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 68 2014
MINIMUM TEMPERATURE (F) 45 30 1962
SUNRISE AND SUNSET
JANUARY 21 2025.......SUNRISE 7:20 AM PST SUNSET 5:22 PM PST
JANUARY 22 2025.......SUNRISE 7:20 AM PST SUNSET 5:23 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$