305
CXUS51 KPHI 012313
CLMTTN

CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
713 PM EDT MON JUN 01 2026

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

...THE TRENTON NJ CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1865 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             99   05/31/1986
                       05/23/1911
 LOW              31   05/10/2020
HIGHEST           96   05/19         89       7       84  05/02
                                                          05/17
LOWEST            40   05/12         38       2       44  05/01
                                                          05/20
AVG. MAXIMUM    72.3               72.4    -0.1     71.1
AVG. MINIMUM    51.4               51.6    -0.2     52.9
MEAN            61.8               62.0    -0.2     62.0
DAYS MAX >= 90     3                1.0     2.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.75   1894
 MINIMUM        0.25   1964
TOTALS          3.17               3.99   -0.82     6.97
DAILY AVG.      0.10               0.13   -0.03     0.22
DAYS >= .01       13               12.0     1.0       18
DAYS >= .10        7                6.8     0.2       12
DAYS >= .50        2                3.0    -1.0        4
DAYS >= 1.00       1                0.8     0.2        1
GREATEST
 24 HR. TOTAL   1.55   05/23 TO 05/24               2.25

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   2020*
 SNOW DEPTH        T   05/09/1977
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1       44.3               26.6    17.7     14.2
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL     0.0                                 0.0

DEGREE DAYS
HEATING TOTAL    163                147      16      117
 SINCE 7/1      5211               4944     267     4724
COOLING TOTAL     71                 55      16       33
 SINCE 1/1       105                 68      37       38
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
HIGHEST WIND SPEED/DIRECTION    31/290    DATE  05/20
HIGHEST GUST SPEED/DIRECTION    49/290    DATE  05/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.39
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HEAVY SNOW                 0
SNOW                      0     LIGHT SNOW                 0
SLEET                     0     FOG                       11
FOG W/VIS <= 1/4 MILE     2     HAZE                       0

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
*  INDICATES MOST RECENT OF MULTIPLE RECORD YEARS.

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