703
CDUS41 KCTP 170740
CLIIPT
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
340 AM EDT THU SEP 17 2026
...............................
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR SEPTEMBER 16 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 81 344 PM 92 1991 75 6 83
MINIMUM 57 332 AM 38 1923 54 3 55
1966
AVERAGE 69 65 4 69
PRECIPITATION (IN)
YESTERDAY 0.00 2.38 1999 0.18 -0.18 0.00
MONTH TO DATE 4.85 2.50 2.35 0.09
SINCE SEP 1 4.85 2.50 2.35 0.09
SINCE JAN 1 32.75 31.04 1.71 26.65
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 9 25 -16 19
SINCE SEP 1 9 25 -16 19
SINCE JUL 1 12 33 -21 37
COOLING
YESTERDAY 4 2 2 4
MONTH TO DATE 97 59 38 38
SINCE SEP 1 97 59 38 38
SINCE JAN 1 902 768 134 833
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 2.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1100 PM
LOWEST 56 200 PM
AVERAGE 73
......................................................
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 90 1991
MINIMUM TEMPERATURE (F) 54 35 1959
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 650 AM EDT SUNSET 713 PM EDT
SEPTEMBER 18 2026.....SUNRISE 651 AM EDT SUNSET 712 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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