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

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000
CXUS51 KPHI 012032
CLMABE

CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
432 PM EDT MON MAY 01 2023

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

...THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             93   04/18/1976
 LOW              12   04/01/1923
HIGHEST           88                 82       6       82
LOWEST            25                 26      -1       25
AVG. MAXIMUM    65.9               63.4     2.5     60.1
AVG. MINIMUM    42.0               40.3     1.7     38.4
MEAN            53.9               51.8     2.1     49.3
DAYS MAX >= 90     0                0.2    -0.2        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     5                6.1    -1.1        6
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.09   1952
 MINIMUM        0.61   1985
TOTALS          6.00               3.67    2.33     5.66
DAILY AVG.      0.20               0.12    0.08     0.19
DAYS >= .01       10               11.8    -1.8       13
DAYS >= .10        7                6.8     0.2        9
DAYS >= .50        3                2.3     0.7        3
DAYS >= 1.00       2                0.9     1.1        2
GREATEST
 24 HR. TOTAL   2.35   04/30 TO 04/30               2.16

SNOWFALL (INCHES)
RECORDS
 TOTAL          13.4   1982
 24 HR TOTAL      MM
TOTALS           0.0                0.5    -0.5      0.0
SINCE 7/1        6.3               33.1   -26.8       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.1    -0.1        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL     0.0                                  MM

DEGREE DAYS
HEATING TOTAL    336                403     -67      466
 SINCE 7/1      4800               5124    -324       MM
COOLING TOTAL     13                  8       5        0
 SINCE 1/1        13                  8       5       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.1
HIGHEST WIND SPEED/DIRECTION    33/230    DATE  04/22
HIGHEST GUST SPEED/DIRECTION    51/250    DATE  04/22

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.41
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       7
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HEAVY SNOW                 0
SNOW                      0     LIGHT SNOW                 0
SLEET                     0     FOG                       13
FOG W/VIS <= 1/4 MILE     1     HAZE                       3

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

$$


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