Decatur weather in November 2025

Expect 11°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Decatur in November. Check more long-term weather averages for Decatur in November before you book your next holiday to Illinois in 2025/2026.

  • 11°C maximum daytime temperature in November in Decatur11
    11°C max day temperature
  • 4 hours of sunshine per day
  • 10 days with some rainfall in November in Decatur10
    10 days with some rainfall
  • 1°C minimum night-time temperature in November in Decatur1
    1°C min night temperature
  • 10 hours of daylight per day in November in Decatur10
    10 hours of daylight per day
  • No heat & humidity in November in Decatur0
    No heat & humidity
  • 77 mm monthly rainfall in November in Decatur77
    77 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in November in Decatur2
    2 (Low) UV index

More about Decatur

Decatur by month

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The November weather guide for Illinois (Decatur) 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 / mm)  |  Imperial (°F / inches)

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How warm is it in Decatur in November?

Daytime temperatures usually reach 11°C in Decatur in November, falling to 1°C at night.

How sunny is it in Decatur in November?

There are normally 4 hours of bright sunshine each day in Decatur in November - that's 44% of daylight hours.

Does it rain in Decatur in November?

There are usually 10 days with some rain in Decatur in November and the average monthly rainfall is 77mm.

Decatur November sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st November 2025 06:25 16:53
Saturday, 15th November 2025 06:41 16:40
Sunday, 30th November 2025 06:57 16:32

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