Climatological Report (Daily)
Issued by NWS State College, PA
Issued by NWS State College, PA
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215
CDUS41 KCTP 180618
CLIIPT
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
218 AM EDT FRI SEP 18 2026
...................................
...THE WILLIAMSPORT PA CLIMATE SUMMARY FOR SEPTEMBER 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 79 158 PM 90 1991 75 4 81
MINIMUM 67 633 AM 35 1959 54 13 56
AVERAGE 73 64 9 69
PRECIPITATION (IN)
YESTERDAY 0.91 5.58 2004 0.17 0.74 T
MONTH TO DATE 5.76 2.67 3.09 0.09
SINCE SEP 1 5.76 2.67 3.09 0.09
SINCE JAN 1 33.66 31.21 2.45 26.65
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 9 28 -19 19
SINCE SEP 1 9 28 -19 19
SINCE JUL 1 12 36 -24 37
COOLING
YESTERDAY 8 2 6 4
MONTH TO DATE 105 61 44 42
SINCE SEP 1 105 61 44 42
SINCE JAN 1 910 770 140 837
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 1.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 600 AM
LOWEST 79 200 PM
AVERAGE 90
..........................................................
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 89 2025
MINIMUM TEMPERATURE (F) 53 34 1925
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 651 AM EDT SUNSET 712 PM EDT
SEPTEMBER 19 2026.....SUNRISE 652 AM EDT SUNSET 710 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$