253
CDUS41 KCTP 100717
CLIIPT
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
217 AM EST WED DEC 10 2025
...............................
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR DECEMBER 9 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 28 1157 PM 61 1918 41 -13 45
1966
MINIMUM 6 759 AM 3 2002 27 -21 29
AVERAGE 17 34 -17 37
PRECIPITATION (IN)
YESTERDAY 0.00 1.42 1973 0.12 -0.12 0.28
MONTH TO DATE 0.29 1.07 -0.78 0.48
SINCE DEC 1 0.29 1.07 -0.78 0.48
SINCE JAN 1 33.73 41.32 -7.59 41.06
SNOWFALL (IN)
YESTERDAY 0.0 8.5 1917 0.2 -0.2 0.0
MONTH TO DATE 1.6 1.7 -0.1 3.3
SINCE DEC 1 1.6 1.7 -0.1 3.3
SINCE JUL 1 1.6 3.5 -1.9 3.3
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 48 31 17 28
MONTH TO DATE 345 266 79 298
SINCE DEC 1 345 266 79 298
SINCE JUL 1 1422 1439 -17 1234
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 888 798 90 1010
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 3.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 400 AM
LOWEST 43 1200 PM
AVERAGE 61
......................................................
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 65 1912
1966
MINIMUM TEMPERATURE (F) 27 3 1917
SUNRISE AND SUNSET
DECEMBER 10 2025......SUNRISE 723 AM EST SUNSET 439 PM EST
DECEMBER 11 2025......SUNRISE 723 AM EST SUNSET 439 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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