Climatological Report (Daily)
Issued by NWS Mt. Holly, NJ

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021
CDUS41 KPHI 212129
CLIABE

CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
529 PM EDT MON SEP 21 2026

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

...THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 21 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         70  11:00 AM  91    1931  76     -6       73
                                      1940
  MINIMUM         59   6:13 AM  33    2020  53      6       50
  AVERAGE         65                        64      1       62

PRECIPITATION (IN)
  TODAY            0.00          3.21 1979   0.17  -0.17     0.00
  MONTH TO DATE    3.00                      3.26  -0.26     2.08
  SINCE SEP 1      3.00                      3.26  -0.26     2.08
  SINCE JAN 1     28.52                     34.54  -6.02    30.38

SNOWFALL (IN)
  TODAY            0.0           0.4  1896   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         3     -3        3
  MONTH TO DATE    7                        30    -23       12
  SINCE SEP 1      7                        30    -23       12
  SINCE JUL 1      7                        30    -23       24

 COOLING
  TODAY            0                         2     -2        0
  MONTH TO DATE  110                        92     18       57
  SINCE SEP 1    110                        92     18       57
  SINCE JAN 1    980                       952     28      876
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     8.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           4:00 AM
 LOWEST     53          12:00 PM
 AVERAGE    73

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


THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        93      1931
                                             1980
 MINIMUM TEMPERATURE (F)   53        36      1997
                                             2020


SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE   6:48 AM EDT   SUNSET   7:00 PM EDT
SEPTEMBER 22 2026.....SUNRISE   6:49 AM EDT   SUNSET   6:59 PM EDT


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




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