Chartres weather in September 2025

Expect 21°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Chartres in September. Check more long-term weather averages for Chartres in September before you book your next holiday to France in 2025/2026.

  • 21°C maximum daytime temperature in September in Chartres21
    21°C max day temperature
  • 6 hours of sunshine per day
  • 12 days with some rainfall in September in Chartres12
    12 days with some rainfall
  • 10°C minimum night-time temperature in September in Chartres10
    10°C min night temperature
  • 13 hours of daylight per day in September in Chartres13
    13 hours of daylight per day
  • No heat & humidity in September in Chartres0
    No heat & humidity
  • 52 mm monthly rainfall in September in Chartres52
    52 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Chartres4
    4 (Moderate) UV index

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The September weather guide for France (Chartres) 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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More about France

How hot is it in Chartres in September?

Daytime temperatures usually reach 21°C in Chartres in September, falling to 10°C at night.

How sunny is it in Chartres in September?

There are normally 6 hours of bright sunshine each day in Chartres in September - that's 47% of daylight hours.

Does it rain in Chartres in September?

There are usually 12 days with some rain in Chartres in September and the average monthly rainfall is 52mm.

Chartres September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:12 19:35
Monday, 15th September 2025 06:31 19:06
Tuesday, 30th September 2025 06:52 18:35

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