Climatological Report (Seasonal)
Issued by NWS State College, PA

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000
CXUS51 KCTP 011253
CLSIPT

CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
853 AM EDT TUE JUN 01 2021

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

...THE WILLIAMSPORT PA CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             96   05/20/1996
                       05/19/1996
                       05/23/1925
 LOW              -5   03/18/1916
HIGHEST           91   05/23                          89  05/26
LOWEST            16   03/08                          22  03/08
AVG. MAXIMUM    62.9               60.8     2.1     60.8
AVG. MINIMUM    39.6               39.1     0.5     39.6
MEAN            51.3               49.9     1.4     50.2
DAYS MAX >= 90     1                1.7    -0.7        0
DAYS MAX <= 32     0                1.8    -1.8        0
DAYS MIN <= 32    25               27.9    -2.9       28
DAYS MIN <= 0      0                0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       23.75   2011
 MINIMUM        4.92   2016
TOTALS          7.92              10.61   -2.69    12.74
DAILY AVG.      0.09               0.12   -0.03     0.14
DAYS >= .01       34               37.5    -3.5       46
DAYS >= .10       17               22.2    -5.2       21
DAYS >= .50        4                6.8    -2.8        7
DAYS >= 1.00       1                2.0    -1.0        2
GREATEST
 24 HR. TOTAL   1.29   05/28 TO 05/29               2.86  04/29 TO 04/30
 STORM TOTAL    1.02                                2.81
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL          37.1   1915
 24 HR TOTAL      MM
 SNOW DEPTH       MM   MM
TOTALS           0.5                8.1    -7.6      1.4
 LIQUID EQUIV   0.10               0.00    0.10     0.10
SINCE 7/1       54.3               35.8    18.5       MM
 LIQUID 7/1     5.43               3.50    1.93       MM
SNOWDEPTH AVG.     T                                   0
DAYS >= TRACE      7                4.0     3.0        7
DAYS >= 1.0        0                2.0    -2.0        1
GREATEST
 SNOW DEPTH        2   03/01                          MM  04/17
 24 HR TOTAL     0.2                                 1.4  04/17 TO 05/17
 STORM TOTAL     0.2                                 1.4
 (MM/DD(HH))            MM

DEGREE DAYS
HEATING TOTAL   1302               1440    -138     1403
 SINCE 7/1      5354               5745    -391       MM
COOLING TOTAL     59                 54       5       64
 SINCE 1/1        59                 54       5       MM

FREEZE DATES
RECORD
 EARLIEST     09/22/1904
 LATEST       05/25/1956
EARLIEST                        03/01
LATEST                          05/14
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.8
RESULTANT WIND SPEED/DIRECTION   3/300
HIGHEST WIND SPEED/DIRECTION    37/250    DATE  03/26
HIGHEST GUST SPEED/DIRECTION    50/300    DATE  03/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.44
NUMBER OF DAYS FAIR           45
NUMBER OF DAYS PC             23
NUMBER OF DAYS CLOUDY         24


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                      18
LIGHT RAIN               36     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                6     SLEET                      1
FOG                      29     FOG W/VIS <= 1/4 MILE      2
HAZE                     14

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

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