Monte-Carlo weather in October 2025

Expect daytime maximum temperatures of 18°C in Monte-Carlo, Monaco in October based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 102 mm of rainfall in the month.

  • 18°C maximum daytime temperature in October in Monte-Carlo18
    18°C max day temperature
  • 6 hours of sunshine per day
  • 9 days with some rainfall in October in Monte-Carlo9
    9 days with some rainfall
  • 11°C minimum night-time temperature in October in Monte-Carlo11
    11°C min night temperature
  • 11 hours of daylight per day in October in Monte-Carlo11
    11 hours of daylight per day
  • No heat & humidity in October in Monte-Carlo0
    No heat & humidity
  • 102 mm monthly rainfall in October in Monte-Carlo102
    102 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in October in Monte-Carlo3
    3 (Moderate) UV index
  • 20°C sea temperature in October in Monte-Carlo20
    20°C sea temperature

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The October weather guide for Monaco, represented by Monte-Carlo, (Monte-Carlo) 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 hot is it in Monte-Carlo in October?

Daytime temperatures usually reach 18°C in Monte-Carlo in October, falling to 11°C at night.

How sunny is it in Monte-Carlo in October?

There are normally 6 hours of bright sunshine each day in Monte-Carlo in October - that's 55% of daylight hours.

How warm is the sea around Monte-Carlo in October?

The average sea temperature around Monte-Carlo in October is 20°C.

Does it rain in Monte-Carlo in October?

There are usually 9 days with some rain in Monte-Carlo in October and the average monthly rainfall is 102mm.

Monte-Carlo October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:28 18:11
Thursday, 16th October 2025 06:46 17:45
Friday, 31st October 2025 07:05 17:22

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