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

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000
CXUS51 KPHI 022110
CLMABE

CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
410 PM EST FRI FEB 02 2024

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

...THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2024...

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

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             72   01/26/1950
 LOW             -15   01/21/1994
HIGHEST           58                 56       2       63
LOWEST             6                  3       3       18
AVG. MAXIMUM    39.3               38.4     0.9     45.4
AVG. MINIMUM    25.4               21.8     3.6     31.1
MEAN            32.3               30.1     2.2     38.3
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     7               10.0    -3.0        1
DAYS MIN <= 32    23               26.7    -3.7       19
DAYS MIN <= 0      0                0.8    -0.8        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.42   1979
 MINIMUM        0.67   1981
TOTALS          6.32               3.30    3.02     4.07
DAILY AVG.      0.20               0.11    0.09     0.13
DAYS >= .01       15               11.4     3.6       11
DAYS >= .10       11                6.4     4.6        9
DAYS >= .50        4                2.5     1.5        3
DAYS >= 1.00       3                0.8     2.2        1
GREATEST
 24 HR. TOTAL   2.23   01/09 TO 01/10               1.05

SNOWFALL (INCHES)
RECORDS
 TOTAL          43.2   1925
 24 HR TOTAL      MM   MM
TOTALS          10.4                9.8     0.6      1.5
SINCE 7/1       10.4               15.5    -5.1       MM
SNOWDEPTH AVG.     1                                   0
DAYS >= 1.0        3                2.4     0.6        1
GREATEST
 SNOW DEPTH        5   01/07                           0  MM
 24 HR TOTAL     5.8   01/06 TO 01/07                1.5

DEGREE DAYS
HEATING TOTAL   1006               1082     -76      819
 SINCE 7/1      2883               3051    -168       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.7
HIGHEST WIND SPEED/DIRECTION    36/250    DATE  01/14
HIGHEST GUST SPEED/DIRECTION    45/240    DATE  01/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.67
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         17

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          1     HEAVY SNOW                 0
SNOW                      2     LIGHT SNOW                 9
SLEET                     2     FOG                       15
FOG W/VIS <= 1/4 MILE     3     HAZE                       0

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

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