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Climate & Weather Averages in New Wilmington, Pennsylvania, USA

Currently: 28 °F. Light snow. Mostly cloudy. (Weather station: New Castle, New Castle Municipal Airport, USA). See more current weather

Annual Weather Averages Near New Wilmington

Averages are for New Castle, New Castle Municipal Airport, which is 8 miles from New Wilmington.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in New Wilmington

High Temp: 83 °F

Low Temp: 22 °F

Mean Temp: 52 °F

Precipitation: 3.35"

Humidity: 67%

Dew Point: 41 °F

Wind: 14 mph

Pressure: 30.05 "Hg

Visibility: 10 mi

January Climate & Weather Averages in New Wilmington

High Temp: 36 °F

Low Temp: 22 °F

Mean Temp: 29 °F

Precipitation: 3.05"

Humidity: 74%

Dew Point: 21 °F

Wind: 16 mph

Pressure: 30.08 "Hg

Visibility: 9 mi

February Climate & Weather Averages in New Wilmington

High Temp: 39 °F

Low Temp: 24 °F

Mean Temp: 31 °F

Precipitation: 2.51"

Humidity: 69%

Dew Point: 22 °F

Wind: 16 mph

Pressure: 30.07 "Hg

Visibility: 9 mi

March Climate & Weather Averages in New Wilmington

High Temp: 49 °F

Low Temp: 31 °F

Mean Temp: 40 °F

Precipitation: 3.06"

Humidity: 63%

Dew Point: 28 °F

Wind: 17 mph

Pressure: 30.06 "Hg

Visibility: 10 mi

April Climate & Weather Averages in New Wilmington

High Temp: 62 °F

Low Temp: 41 °F

Mean Temp: 52 °F

Precipitation: 3.57"

Humidity: 58%

Dew Point: 36 °F

Wind: 17 mph

Pressure: 29.99 "Hg

Visibility: 11 mi

May Climate & Weather Averages in New Wilmington

High Temp: 72 °F

Low Temp: 51 °F

Mean Temp: 61 °F

Precipitation: 3.76"

Humidity: 61%

Dew Point: 48 °F

Wind: 15 mph

Pressure: 30.02 "Hg

Visibility: 10 mi

June Climate & Weather Averages in New Wilmington

High Temp: 79 °F

Low Temp: 61 °F

Mean Temp: 70 °F

Precipitation: 4.16"

Humidity: 65%

Dew Point: 58 °F

Wind: 13 mph

Pressure: 30.00 "Hg

Visibility: 9 mi

July Climate & Weather Averages in New Wilmington

High Temp: 83 °F

Low Temp: 65 °F

Mean Temp: 74 °F

Precipitation: 3.89"

Humidity: 65%

Dew Point: 62 °F

Wind: 12 mph

Pressure: 30.02 "Hg

Visibility: 9 mi

August Climate & Weather Averages in New Wilmington

High Temp: 82 °F

Low Temp: 63 °F

Mean Temp: 72 °F

Precipitation: 3.52"

Humidity: 66%

Dew Point: 61 °F

Wind: 10 mph

Pressure: 30.05 "Hg

Visibility: 9 mi

September Climate & Weather Averages in New Wilmington

High Temp: 76 °F

Low Temp: 56 °F

Mean Temp: 66 °F

Precipitation: 3.61"

Humidity: 68%

Dew Point: 55 °F

Wind: 11 mph

Pressure: 30.09 "Hg

Visibility: 10 mi

October Climate & Weather Averages in New Wilmington

High Temp: 63 °F

Low Temp: 46 °F

Mean Temp: 55 °F

Precipitation: 3.16"

Humidity: 68%

Dew Point: 44 °F

Wind: 13 mph

Pressure: 30.08 "Hg

Visibility: 11 mi

November Climate & Weather Averages in New Wilmington

High Temp: 51 °F

Low Temp: 35 °F

Mean Temp: 43 °F

Precipitation: 2.91"

Humidity: 67%

Dew Point: 33 °F

Wind: 14 mph

Pressure: 30.11 "Hg

Visibility: 10 mi

December Climate & Weather Averages in New Wilmington

High Temp: 40 °F

Low Temp: 28 °F

Mean Temp: 34 °F

Precipitation: 2.97"

Humidity: 74%

Dew Point: 26 °F

Wind: 15 mph

Pressure: 30.09 "Hg

Visibility: 9 mi

Quick Climate Info

Hottest MonthJuly (74 °F avg)
Coldest MonthJanuary (29 °F avg)
Wettest MonthJune (4.16" avg)
Windiest MonthApril (17 mph avg)
Annual precip.40.17" (per year)

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