Climatological Report (Daily)
Issued by NWS
Issued by NWS
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002
CDUS46 KMTR 170829
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT SAT MAY 17 2025
...................................
...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR MAY 16 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 10:43 AM 94 1997 64 3 63
MINIMUM 51 4:43 AM 42 1906 51 0 53
AVERAGE 59 58 1 58
PRECIPITATION (IN)
YESTERDAY 0.00 0.26 2019 0.03 -0.03 0.00
MONTH TO DATE 0.15 0.42 -0.27 0.94
SINCE OCT 1 19.75 22.24 -2.49 25.62
SINCE JAN 1 9.55 13.94 -4.39 18.94
DEGREE DAYS
HEATING
YESTERDAY 6 8 -2 7
MONTH TO DATE 117 128 -11 115
SINCE MAR 1 700 690 10 677
SINCE JUL 1 2300 2508 -208 2097
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
...................................................................
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 85 2009
MINIMUM TEMPERATURE (F) 52 44 1906
SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE 5:58 AM PDT SUNSET 8:15 PM PDT
MAY 18 2025...........SUNRISE 5:57 AM PDT SUNSET 8:16 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$