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

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
356
CDUS41 KPHI 290603
CLIABE

CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
203 AM EDT TUE SEP 29 2026

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

...THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 28 2026...

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)
 YESTERDAY
  MAXIMUM         67   4:10 PM  86    2025  73     -6       86
  MINIMUM         59   8:45 AM  30    1947  51      8       61
  AVERAGE         63                        62      1       74

PRECIPITATION (IN)
  YESTERDAY        0.22          3.83 2008   0.18   0.04     0.00
  MONTH TO DATE    4.44                      4.48  -0.04     2.66
  SINCE SEP 1      4.44                      4.48  -0.04     2.66
  SINCE JAN 1     29.96                     35.76  -5.80    30.96

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        2                         5     -3        0
  MONTH TO DATE   40                        59    -19       14
  SINCE SEP 1     40                        59    -19       14
  SINCE JUL 1     40                        59    -19       26

 COOLING
  YESTERDAY        0                         2     -2        9
  MONTH TO DATE  110                       106      4       94
  SINCE SEP 1    110                       106      4       94
  SINCE JAN 1    980                       966     14      913
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90          11:00 PM
 LOWEST     83           9:00 PM
 AVERAGE    87

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


THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        86      1929
                                             1945
 MINIMUM TEMPERATURE (F)   50        32      2000


SUNRISE AND SUNSET
SEPTEMBER 29 2026.....SUNRISE   6:56 AM EDT   SUNSET   6:47 PM EDT
SEPTEMBER 30 2026.....SUNRISE   6:57 AM EDT   SUNSET   6:45 PM EDT


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




$$