Monaco · Month comparison
October vs September
September ranks #1 overall vs October at #2. Monaco Yacht Show end of month — the global superyacht trade fair takes over Port Hercule.
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
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
| Factor | October | September |
|---|---|---|
| Weather score | 7 | 9 |
| Value score | 7 | 5 |
| Crowd score | 8 | 5 |
| Events score | 5 | 9 |
| Atmosphere | 8 | 10 |
| Avg high temp | 21°C | 25°C |
| Monthly rain | 110mm | 70mm |
| Daily sunshine | 6hrs | 9hrs |
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
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
Scores compare months within Monaco. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →