546
CDUS46 KMTR 220840
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
140 AM PDT THU MAY 22 2025
...............................
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR MAY 21 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1850 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 67 11:43 AM 90 2000 64 3 69
MINIMUM 51 5:43 AM 45 1899 52 -1 51
AVERAGE 59 58 1 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.33 1896 0.02 -0.02 0.00
MONTH TO DATE 0.15 0.52 -0.37 0.94
SINCE OCT 1 19.75 22.34 -2.59 25.62
SINCE JAN 1 9.55 14.04 -4.49 18.94
DEGREE DAYS
HEATING
YESTERDAY 6 7 -1 5
MONTH TO DATE 150 164 -14 150
SINCE MAR 1 733 726 7 712
SINCE JUL 1 2333 2544 -211 2132
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 4 0 4 4
SINCE MAR 1 6 7 -1 6
SINCE JAN 1 6 7 -1 6
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THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 85 1943
MINIMUM TEMPERATURE (F) 52 44 1909
SUNRISE AND SUNSET
MAY 22 2025...........SUNRISE 5:54 AM PDT SUNSET 8:19 PM PDT
MAY 23 2025...........SUNRISE 5:54 AM PDT SUNSET 8:20 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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