253
CDUS41 KCTP 200657
CLIIPT
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
257 AM EDT SUN SEP 20 2026
...............................
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR SEPTEMBER 19 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 70 348 PM 89 1946 74 -4 86
MINIMUM 57 616 AM 34 1943 53 4 56
AVERAGE 64 64 0 71
PRECIPITATION (IN)
YESTERDAY 0.01 1.38 1989 0.17 -0.16 0.00
MONTH TO DATE 5.77 3.01 2.76 0.09
SINCE SEP 1 5.77 3.01 2.76 0.09
SINCE JAN 1 33.67 31.55 2.12 26.65
DEGREE DAYS
HEATING
YESTERDAY 1 4 -3 0
MONTH TO DATE 10 35 -25 19
SINCE SEP 1 10 35 -25 19
SINCE JUL 1 13 43 -30 37
COOLING
YESTERDAY 0 2 -2 6
MONTH TO DATE 110 65 45 55
SINCE SEP 1 110 65 45 55
SINCE JAN 1 915 774 141 850
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 1000 PM
LOWEST 57 1200 PM
AVERAGE 71
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THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 90 1895
MINIMUM TEMPERATURE (F) 53 34 1929
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 653 AM EDT SUNSET 708 PM EDT
SEPTEMBER 21 2026.....SUNRISE 654 AM EDT SUNSET 706 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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