511
CDUS41 KCTP 130632
CLIIPT
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
232 AM EDT SUN SEP 13 2026
...............................
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR SEPTEMBER 12 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 73 352 PM 100 1931 77 -4 82
MINIMUM 54 637 AM 35 1943 56 -2 51
AVERAGE 64 66 -2 67
PRECIPITATION (IN)
YESTERDAY 0.09 1.72 2000 0.16 -0.07 0.00
MONTH TO DATE 4.38 1.81 2.57 0.09
SINCE SEP 1 4.38 1.81 2.57 0.09
SINCE JAN 1 32.28 30.35 1.93 26.65
DEGREE DAYS
HEATING
YESTERDAY 1 2 -1 0
MONTH TO DATE 1 16 -15 19
SINCE SEP 1 1 16 -15 19
SINCE JUL 1 4 24 -20 37
COOLING
YESTERDAY 0 3 -3 2
MONTH TO DATE 82 48 34 18
SINCE SEP 1 82 48 34 18
SINCE JAN 1 887 757 130 813
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 4.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 900 PM
LOWEST 63 1100 AM
AVERAGE 78
......................................................
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 96 1931
MINIMUM TEMPERATURE (F) 55 36 1943
SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE 646 AM EDT SUNSET 720 PM EDT
SEPTEMBER 14 2026.....SUNRISE 647 AM EDT SUNSET 718 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page