905
CXUS51 KPHI 011531
CLMILG

CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1131 AM EDT THU OCT 01 2026

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

...THE WILMINGTON DE CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1894 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            100   09/11/1983
                       09/03/1953
                       09/02/1953
 LOW              32   09/27/1940
HIGHEST           93   09/01         90       3       91  09/06
LOWEST            49   09/24         45       4       52  09/09
AVG. MAXIMUM    79.3               78.5     0.8     81.2
AVG. MINIMUM    61.9               59.3     2.6     61.0
MEAN            70.6               68.9     1.7     71.1
DAYS MAX >= 90     1                2.0    -1.0        1
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       12.68   1999
 MINIMUM        0.33   2024
TOTALS          5.73               4.38    1.35     1.86
DAILY AVG.      0.19               0.15    0.04     0.06
DAYS >= .01       14                8.8     5.2       11
DAYS >= .10        9                5.9     3.1        5
DAYS >= .50        5                2.5     2.5        2
DAYS >= 1.00       1                1.3    -0.3        0
GREATEST
 24 HR. TOTAL   1.85   09/26 TO 09/27               0.63

SNOWFALL (INCHES)
RECORDS
 TOTAL           0.0
 SNOW DEPTH        0
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0      0.0
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     25                 37     -12        0
 SINCE 7/1        25                 37     -12        1
COOLING TOTAL    198                155      43      190
 SINCE 1/1      1438               1206     232     1318
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
HIGHEST WIND SPEED/DIRECTION    37/350    DATE  09/01
HIGHEST GUST SPEED/DIRECTION    53/330    DATE  09/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.46
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                      10
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HEAVY SNOW                 0
SNOW                      0     LIGHT SNOW                 0
SLEET                     0     FOG                       12
FOG W/VIS <= 1/4 MILE     0     HAZE                       0

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

$$