Monaco experiences a mild Mediterranean climate in January, characterized by daytime temperatures averaging around 12-13C (54-55F). While sunshine is frequent, rainfall is also common during this period. Sea temperatures typically hover around 13C (55F). The climate offers a pleasant respite from harsher winter conditions experienced in other parts of Europe.
This temperate climate makes Monaco an attractive destination even in the off-season. While the primary tourist influx occurs during warmer months, January provides an opportunity to explore the principality with fewer crowds and potentially lower prices. The comfortable weather is suitable for leisurely walks along the coast, exploring the historic old town, or enjoying the vibrant cultural scene. This period also aligns with the Monte-Carlo Rally, a significant event for motorsports enthusiasts.