Climatological Report (Daily)
Issued by NWS State College, PA
Issued by NWS State College, PA
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CDUS41 KCTP 120615
CLIIPT
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
215 AM EDT FRI SEP 12 2025
...................................
...THE WILLIAMSPORT PA CLIMATE SUMMARY FOR SEPTEMBER 11 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 82 336 PM 98 1931 77 5 81
MINIMUM 49 610 AM 35 1917 56 -7 49
AVERAGE 66 66 0 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.69 1960 0.15 -0.15 0.00
MONTH TO DATE 0.09 1.65 -1.56 0.19
SINCE SEP 1 0.09 1.65 -1.56 0.19
SINCE JAN 1 26.65 30.19 -3.54 36.06
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 19 14 5 21
SINCE SEP 1 19 14 5 21
SINCE JUL 1 37 22 15 30
COOLING
YESTERDAY 1 3 -2 0
MONTH TO DATE 16 45 -29 14
SINCE SEP 1 16 45 -29 14
SINCE JAN 1 811 754 57 950
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 3.5
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 97 300 AM
LOWEST 26 400 PM
AVERAGE 62
..........................................................
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 100 1931
MINIMUM TEMPERATURE (F) 56 35 1943
SUNRISE AND SUNSET
SEPTEMBER 12 2025.....SUNRISE 645 AM EDT SUNSET 721 PM EDT
SEPTEMBER 13 2025.....SUNRISE 646 AM EDT SUNSET 720 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$