Our verdict
The best time to visit Monte Carlo is July
During the warmer months, temperatures in Monte Carlo can rise to a maximum of 26℃ (80℉). In the colder months such as February, temperatures usually get down to an average minimum of 5℃ (41℉).
If you’re keen to see the sights of Monte Carlo during the day, the sun stays up the longest around July. November sees the most amount of rain in a month if you’re ok with chancing getting drenched, so if you’re looking to stay dry, visit in January instead.
Below you’ll find loads more detailed information about when to visit Monte Carlo, including a monthly climate breakdown, what to pack, and loads of tools and recommendations to help you find flights and accommodation to suit your budget.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Monte Carlo seasons
Before you continue, it’s important to know when the seasons are in Monte Carlo as they might be different to yours depending on where in the world you’re travelling from. Monte Carlo is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Monte Carlo
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Monte Carlo for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Monte Carlo climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Monte Carlo for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Monte Carlo in January
- Average temperature: 7℃ (44℉)
- Average high temperature: 9℃ (48℉)
- Average low temperature: 5℃ (41℉)
- Average humidity: 69%
- Average sunny days: 18 days
- Average rainfall: 34mm (1") over 10 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in January, make sure you pack a warm jacket or coat.
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Monte Carlo in February
- Average temperature: 7℃ (44℉)
- Average high temperature: 9℃ (48℉)
- Average low temperature: 5℃ (41℉)
- Average humidity: 70%
- Average sunny days: 15 days
- Average rainfall: 48mm (2") over 11 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Monte Carlo in March
- Average temperature: 9℃ (48℉)
- Average high temperature: 11℃ (52℉)
- Average low temperature: 7℃ (44℉)
- Average humidity: 71%
- Average sunny days: 16 days
- Average rainfall: 53mm (2") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in March, make sure you pack a warm jacket or coat.
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Monte Carlo in April
- Average temperature: 12℃ (54℉)
- Average high temperature: 14℃ (57℉)
- Average low temperature: 10℃ (50℉)
- Average humidity: 73%
- Average sunny days: 10 days
- Average rainfall: 63mm (2") over 15 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in April, make sure you pack a warm jacket or coat.
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Monte Carlo in May
- Average temperature: 15℃ (59℉)
- Average high temperature: 17℃ (62℉)
- Average low temperature: 13℃ (55℉)
- Average humidity: 75%
- Average sunny days: 7 days
- Average rainfall: 71mm (3") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in May, make sure you pack a light jumper or hoodie.
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Monte Carlo in June
- Average temperature: 19℃ (66℉)
- Average high temperature: 21℃ (69℉)
- Average low temperature: 16℃ (61℉)
- Average humidity: 76%
- Average sunny days: 7 days
- Average rainfall: 71mm (3") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in June, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Monte Carlo in July
- Average temperature: 21℃ (70℉)
- Average high temperature: 24℃ (74℉)
- Average low temperature: 19℃ (66℉)
- Average humidity: 73%
- Average sunny days: 8 days
- Average rainfall: 66mm (3") over 17 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in July, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Monte Carlo in August
- Average temperature: 21℃ (71℉)
- Average high temperature: 24℃ (75℉)
- Average low temperature: 19℃ (66℉)
- Average humidity: 72%
- Average sunny days: 10 days
- Average rainfall: 41mm (2") over 14 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in August, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Monte Carlo in September
- Average temperature: 18℃ (65℉)
- Average high temperature: 21℃ (69℉)
- Average low temperature: 16℃ (61℉)
- Average humidity: 72%
- Average sunny days: 12 days
- Average rainfall: 51mm (2") over 14 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in September, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
Monte Carlo in October
- Average temperature: 15℃ (60℉)
- Average high temperature: 17℃ (63℉)
- Average low temperature: 13℃ (56℉)
- Average humidity: 72%
- Average sunny days: 17 days
- Average rainfall: 72mm (3") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in October, make sure you pack a light jumper or hoodie.
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Monte Carlo in November
- Average temperature: 11℃ (52℉)
- Average high temperature: 13℃ (56℉)
- Average low temperature: 9℃ (49℉)
- Average humidity: 71%
- Average sunny days: 16 days
- Average rainfall: 127mm (5") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in November, make sure you pack a warm jacket or coat.
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Monte Carlo in December
- Average temperature: 8℃ (47℉)
- Average high temperature: 10℃ (50℉)
- Average low temperature: 7℃ (44℉)
- Average humidity: 69%
- Average sunny days: 19 days
- Average rainfall: 60mm (2") over 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Monte Carlo in December, make sure you pack a warm jacket or coat.
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