Monaco · Month comparison

September vs October

September ranks #1 overall vs October at #2. Monaco Yacht Show end of month — the global superyacht trade fair takes over Port Hercule.

Monaco Yacht Show superyachts at Port Hercule in September

September

#1 of 12 months

Best match

Monaco Yacht Show end of month — the global superyacht trade fair takes over Port Hercule.

  • Monaco Yacht Show (last week of Sep) — €100m+ yachts open for trade walk-rounds
  • Sea still 23°C, summer crowds gone first half of month
Autumn light over Monaco rooftops in October

October

#2 of 12 months

Best match

Sweet-spot shoulder — sea still 21°C, hotels half-price, light still beautiful.

  • Sea at 21°C in first half — last realistic swimming month
  • Hotel rates 50% below August at the Hermitage and Métropole
FactorSeptemberOctober
Weather score
9
7
Value score
5
7
Crowd score
5
8
Events score
9
5
Atmosphere
10
8
Avg high temp25°C21°C
Monthly rain70mm110mm
Daily sunshine9hrs6hrs

September trade-offs

  • Yacht Show week brings industry-rate hotel surge (think GP-lite)
  • 70mm of rain — September Mediterranean storms can dump 100mm in one day

October trade-offs

  • 110mm rain — wettest month of the year; flash storms can flood Fontvieille
  • Many beach clubs close mid-month, Larvotto becomes a windy promenade
Scores compare months within Monaco. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →