Wilmington weather in October 2025

Expect 66°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Wilmington in October. Check more long-term weather averages for Wilmington in October before you book your next holiday to Delaware in 2025/2026.

  • 66°F maximum daytime temperature in October in Wilmington66
    66°F max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in October in Wilmington7
    7 days with some rainfall
  • 45°F minimum night-time temperature in October in Wilmington45
    45°F min night temperature
  • 11 hours of daylight per day in October in Wilmington11
    11 hours of daylight per day
  • No heat & humidity in October in Wilmington0
    No heat & humidity
  • 3.1 inches monthly rainfall in October in Wilmington3.1
    3.1 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in October in Wilmington4
    4 (Moderate) UV index
  • 63°F sea temperature in October in Wilmington63
    63°F sea temperature

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The October weather guide for Delaware (Wilmington) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about the USA

How hot is it in Wilmington in October?

Daytime temperatures usually reach 66°F in Wilmington in October, falling to 45°F at night.

How sunny is it in Wilmington in October?

There are normally 7 hours of bright sunshine each day in Wilmington in October - that's 59% of daylight hours.

How warm is the sea around Wilmington in October?

The average sea temperature around Wilmington in October is 63°F.

Does it rain in Wilmington in October?

There are usually 7 days with some rain in Wilmington in October and the average monthly rainfall is 3.1 inches.

Wilmington October sunrise & sunset times

Browse the sunrise and sunset times for Wilmington in October 2025. Select a month to view Wilmington sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:59 17:44
Thursday, 16th October 2025 06:14 17:21
Friday, 31st October 2025 06:30 17:01

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