784
CDUS41 KCTP 180734
CLIJST
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
234 AM EST THU DEC 18 2025
...............................
..THE JOHNSTOWN CLIMATE SUMMARY FOR DECEMBER 17 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1892 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 44 351 PM 66 1984 37 7 53
MINIMUM 33 1014 PM -1 1951 24 9 36
AVERAGE 39 31 8 45
PRECIPITATION (IN)
YESTERDAY 0.00 1.50 1915 0.08 -0.08 0.05
MONTH TO DATE 0.45 1.52 -1.07 2.24
SINCE DEC 1 0.45 1.52 -1.07 2.24
SINCE JAN 1 37.61 40.10 -2.49 47.84
DEGREE DAYS
HEATING
YESTERDAY 26 34 -8 20
MONTH TO DATE 704 547 157 572
SINCE DEC 1 704 547 157 572
SINCE JUL 1 2008 1917 91 1698
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 604 480 124 652
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 15.7
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 82 1200 AM
LOWEST 44 1100 AM
AVERAGE 63
......................................................
THE JOHNSTOWN CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 37 64 1924
MINIMUM TEMPERATURE (F) 24 -4 1914
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 733 AM EST SUNSET 451 PM EST
DECEMBER 19 2025......SUNRISE 734 AM EST SUNSET 452 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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