Climatological Report (Daily)
Issued by NWS State College, PA
Issued by NWS State College, PA
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CDUS41 KCTP 120619
CLIIPT
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
219 AM EDT SAT SEP 12 2026
...................................
...THE WILLIAMSPORT PA CLIMATE SUMMARY FOR SEPTEMBER 11 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 80 343 PM 98 1931 77 3 82
MINIMUM 57 1141 PM 35 1917 56 1 49
AVERAGE 69 66 3 66
PRECIPITATION (IN)
YESTERDAY 0.00 1.69 1960 0.15 -0.15 0.00
MONTH TO DATE 4.29 1.65 2.64 0.09
SINCE SEP 1 4.29 1.65 2.64 0.09
SINCE JAN 1 32.19 30.19 2.00 26.65
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 14 -14 19
SINCE SEP 1 0 14 -14 19
SINCE JUL 1 3 22 -19 37
COOLING
YESTERDAY 4 3 1 1
MONTH TO DATE 82 45 37 16
SINCE SEP 1 82 45 37 16
SINCE JAN 1 887 754 133 811
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 2.0
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 93 500 AM
LOWEST 38 300 PM
AVERAGE 66
..........................................................
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 2026.....SUNRISE 645 AM EDT SUNSET 722 PM EDT
SEPTEMBER 13 2026.....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.
$$