309
CXUS51 KCTP 010820
CLSIPT
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
320 AM EST MON DEC 01 2025
...............................
...THE WILLIAMSPORT PA CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2025 TO 11/30/2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 102 09/03/1953
LOW 3 11/27/1938
HIGHEST 89 09/18 88 09/01
LOWEST 27 11/07 23 11/30
11/23
AVG. MAXIMUM 65.2 63.0 2.2 66.2
AVG. MINIMUM 43.1 43.4 -0.3 44.5
MEAN 54.1 53.2 0.9 55.4
DAYS MAX >= 90 0 1.3 -1.3 0
DAYS MAX <= 32 0 0.4 -0.4 0
DAYS MIN <= 32 22 18.0 4.0 13
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 24.67 2011
MINIMUM 3.10 1930
TOTALS 6.88 11.71 -4.83 4.71
DAILY AVG. 0.08 0.13 -0.05 0.05
DAYS >= .01 23 30.7 -7.7 30
DAYS >= .10 16 18.2 -2.2 11
DAYS >= .50 3 7.4 -4.4 2
DAYS >= 1.00 1 2.8 -1.8 0
GREATEST
24 HR. TOTAL 2.56 10/29 TO 10/30 0.89 10/13 TO 10/13
STORM TOTAL 0.54 0.89
(MM/DD(HH)) MM
SNOWFALL (INCHES)
RECORDS
TOTAL 13.8 1995
24 HR TOTAL 1.1 11/27/2021 TO 11/28/2021
SNOW DEPTH 1 11/16/2022
TOTALS T 1.8 -1.8 T
LIQUID EQUIV T 0.00 0.00 T
SINCE 7/1 T 1.8 -1.8 MM
LIQUID 7/1 -0.10 0.10 -0.20 MM
SNOWDEPTH AVG. T 0
DAYS >= TRACE 8 1.6 6.4 4
DAYS >= 1.0 0 0.6 -0.6 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL MM MM
STORM TOTAL 0.0 0.0
(MM/DD(HH)) MM
DEGREE DAYS
HEATING TOTAL 1059 1165 -106 927
SINCE 7/1 1077 1172 -95 MM
COOLING TOTAL 93 88 5 74
SINCE 1/1 888 798 90 MM
FREEZE DATES
RECORD
EARLIEST 09/22/1904
LATEST 05/25/1956
EARLIEST 03/01
LATEST 05/14
............................................................
WIND (MPH)
AVERAGE WIND SPEED 5.5
RESULTANT WIND SPEED/DIRECTION 2/270
HIGHEST WIND SPEED/DIRECTION 38/300 DATE 11/05
HIGHEST GUST SPEED/DIRECTION 52/290 DATE 11/05
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.47
NUMBER OF DAYS FAIR 34
NUMBER OF DAYS PC 34
NUMBER OF DAYS CLOUDY 23
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 9 RAIN 13
LIGHT RAIN 34 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 8 SLEET 0
FOG 42 FOG W/VIS <= 1/4 MILE 11
HAZE 6
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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