Monaco in October offers a pleasant transition from the heat of summer to the mildness of autumn. Typical conditions include daytime temperatures averaging around 18-20C (64-68F), often accompanied by sunny skies. Sea temperatures remain relatively warm, making swimming still enjoyable. Rainfall is possible but generally less frequent and intense than in later autumn months.
This period presents an ideal opportunity to experience Monaco’s attractions without the crowds of peak season. The agreeable climate allows for comfortable exploration of the city-state’s gardens, historical sites, and the famed Monte Carlo Casino. Outdoor events and activities remain viable, while the lower visitor numbers contribute to a more relaxed atmosphere. Historically, October has marked the conclusion of the main tourist influx, allowing the principality to regain a sense of tranquility before the winter months.