488
CXUS51 KCTP 011459
CLMMDT

CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
959 AM EST THU JAN 01 2026

...................................

...THE HARRISBURG PA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1888 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             75   12/07/1998
                       12/29/1984
 LOW              -8   12/23/1960
HIGHEST           57   12/19                          62  12/29
LOWEST             8   12/16                          10  12/23
AVG. MAXIMUM    38.4               43.3    -4.9     42.0
AVG. MINIMUM    23.7               28.2    -4.5     27.0
MEAN            31.0               35.8    -4.8     34.5
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     6                3.8     2.2        2
DAYS MIN <= 32    31               22.4     8.6       26
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.57   1983
 MINIMUM        0.23   1955
TOTALS          2.18               3.43   -1.25     3.66
DAILY AVG.      0.07               0.11   -0.04     0.12
DAYS >= .01       12               10.3     1.7       11
DAYS >= .10        4                6.7    -2.7        8
DAYS >= .50        2                2.5    -0.5        1
DAYS >= 1.00       0                0.8    -0.8        1
GREATEST
 24 HR. TOTAL   0.93   12/18 TO 12/19               1.92  12/10 TO 12/11

SNOWFALL (INCHES)
RECORDS
 TOTAL          28.3   1969
TOTALS           5.0                4.4     0.6      1.8
SINCE 7/1        5.0                5.4    -0.4       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        2                1.2     0.8        1
GREATEST
 SNOW DEPTH        2   12/14                           1  12/21
 24 HR TOTAL     2.2   12/02 TO 12/02                 MM
                       12/14 TO 12/14

DEGREE DAYS
HEATING TOTAL   1044                907     137      937
 SINCE 7/1      1939               1860      79       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1      1232               1172      60       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.0
HIGHEST WIND SPEED/DIRECTION    49/280    DATE  12/19
HIGHEST GUST SPEED/DIRECTION    67/290    DATE  12/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            3
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY         15

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               1
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN                8     FREEZING RAIN              1
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW               12     SLEET                      4
FOG                      14     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$