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

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219
CDUS41 KPHI 210556
CLIABE

CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
156 AM EDT SAT SEP 21 2024

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

...THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 20 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         83   3:21 PM  92    1983  76      7       74
  MINIMUM         56   6:18 AM  36    2020  54      2       48
  AVERAGE         70                        65      5       61

PRECIPITATION (IN)
  YESTERDAY        0.00          2.95 1938   0.17  -0.17     0.00
  MONTH TO DATE    0.44                      3.09  -2.65     2.47
  SINCE SEP 1      0.44                      3.09  -2.65     2.47
  SINCE JAN 1     35.06                     34.37   0.69    31.64

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2001   0.0    0.0      0.0
                                      2002
  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
  YESTERDAY        0                         3     -3        4
  MONTH TO DATE   27                        27      0       19
  SINCE SEP 1     27                        27      0       19
  SINCE JUL 1     36                        31      5       19

 COOLING
  YESTERDAY        5                         3      2        0
  MONTH TO DATE   39                        90    -51      112
  SINCE SEP 1     39                        90    -51      112
  SINCE JAN 1    975                       950     25      772
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     E (90)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED     5.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           2:00 AM
 LOWEST     40           3:00 PM
 AVERAGE    67

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


THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        91      1931
                                             1940
 MINIMUM TEMPERATURE (F)   53        33      2020


SUNRISE AND SUNSET
SEPTEMBER 21 2024.....SUNRISE   6:49 AM EDT   SUNSET   7:00 PM EDT
SEPTEMBER 22 2024.....SUNRISE   6:50 AM EDT   SUNSET   6:58 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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