231
CDUS41 KPHI 170553
CLIILG
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
153 AM EDT SUN MAY 17 2026
...............................
..THE WILMINGTON DE CLIMATE SUMMARY FOR MAY 16 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1894 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 2:29 PM 89 1951 74 9 77
MINIMUM 49 5:12 AM 36 1940 53 -4 62
AVERAGE 66 63 3 70
PRECIPITATION (IN)
YESTERDAY 0.00 2.06 1983 0.10 -0.10 0.22
MONTH TO DATE 0.64 1.76 -1.12 2.50
SINCE MAR 1 5.39 9.43 -4.04 11.27
SINCE JAN 1 10.26 15.49 -5.23 14.89
SNOWFALL (IN)
YESTERDAY 0.0 0.0 1894 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 T 3.2 -3.2 0.0
SINCE JUL 1 24.0 20.2 3.8 10.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 0
MONTH TO DATE 76 82 -6 16
SINCE MAR 1 862 1108 -246 791
SINCE JUL 1 4591 4596 -5 4182
COOLING
YESTERDAY 1 2 -1 5
MONTH TO DATE 11 23 -12 47
SINCE MAR 1 67 36 31 67
SINCE JAN 1 67 36 31 67
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 28 12:00 PM
AVERAGE 59
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THE WILMINGTON DE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 94 1896
MINIMUM TEMPERATURE (F) 54 35 1956
1983
SUNRISE AND SUNSET
MAY 17 2026...........SUNRISE 5:46 AM EDT SUNSET 8:12 PM EDT
MAY 18 2026...........SUNRISE 5:45 AM EDT SUNSET 8:13 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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