935
CDUS41 KCTP 180712
CLIIPT
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
312 AM EDT MON MAY 18 2026
...............................
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR MAY 17 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 88 450 PM 93 1962 73 15 84
2017
MINIMUM 57 431 AM 31 1956 49 8 58
AVERAGE 73 61 12 71
PRECIPITATION (IN)
YESTERDAY 0.00 1.27 1916 0.13 -0.13 0.05
MONTH TO DATE 1.43 2.11 -0.68 5.26
SINCE MAR 1 9.94 8.86 1.08 11.82
SINCE JAN 1 12.85 14.13 -1.28 14.74
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0
2002
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 1.0 8.1 -7.1 T
SINCE JUL 1 20.0 35.8 -15.8 15.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 6 -6 0
MONTH TO DATE 174 123 51 45
SINCE MAR 1 1188 1383 -195 1009
SINCE JUL 1 5702 5689 13 5096
COOLING
YESTERDAY 8 2 6 6
MONTH TO DATE 10 17 -7 22
SINCE MAR 1 38 23 15 28
SINCE JAN 1 38 23 15 28
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 500 AM
LOWEST 40 400 PM
AVERAGE 68
......................................................
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 95 1962
MINIMUM TEMPERATURE (F) 50 31 1983
2023
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 546 AM EDT SUNSET 822 PM EDT
MAY 19 2026...........SUNRISE 546 AM EDT SUNSET 823 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