Monaco weather by month
Average daily high and low, total rainfall and days with at least 2.5 mm of rain.
| Month | High / low | Rain | Verdict |
|---|---|---|---|
| January | 14°C / 6°C | 68 mm · 5 days | Fair |
| February | 14°C / 6°C | 67 mm · 4 days | Fair |
| March | 16°C / 8°C | 67 mm · 5 days | Good |
| April | 18°C / 11°C | 60 mm · 4 days | Good |
| May | 21°C / 15°C | 44 mm · 4 days | Great |
| June | 25°C / 19°C | 26 mm · 2 days | Great |
| July | 28°C / 22°C | 10 mm · 1 day | Good |
| August | 28°C / 22°C | 16 mm · 1 day | Good |
| September | 25°C / 18°C | 50 mm · 3 days | Great |
| October | 22°C / 15°C | 85 mm · 5 days | Great |
| November | 18°C / 10°C | 120 mm · 6 days | Fair |
| December | 14°C / 7°C | 98 mm · 5 days | Fair |
Monaco by season
Spring
Spring is arguably the best time to visit. The weather is pleasantly warm and sunny, gardens are in full bloom (especially the rose garden), and the major summer crowds have not yet arrived.
- + Ideal temperatures (18-22°C) for walking
- + Landscapes are lush and colorful
- + Lower hotel rates compared to summer
- − The sea is still quite cool for swimming
- − Occasional spring rain showers
Summer
Hot, dry, and buzzing with energy. This is peak tourist season, with beaches, pools, and outdoor events in full swing. The Monaco Grand Prix has already passed, but the summer festival season begins.
- + Guaranteed hot, sunny weather (avg 26°C)
- + Warm Mediterranean sea perfect for swimming
- + Vibrant nightlife and open-air events
- − Extremely crowded and expensive
- − Can be uncomfortably hot for extensive sightseeing
Autumn
A return to pleasant conditions. The heat subsides, the sea remains warm from summer, and the cultural calendar fills up. The crowds thin out significantly after September.
- + Warm sea, comfortable air temperatures
- + Fewer tourists and better deals
- + Cultural season kicks off (ballet, opera)
- − Unpredictable weather with a higher chance of rain later in the season
- − Some beach clubs close from mid-September
Winter
Mild and quiet, with a festive atmosphere around Christmas. While not beach weather, it's a great time to enjoy museums, the casino, and holiday decorations without the crowds.
- + Lowest hotel rates of the year
- + No crowds, a more local feel
- + Christmas markets and decorations
- − Cool and can be rainy
- − Many outdoor attractions (beaches, pools) are closed
Monaco month by month
Monaco in January
FairIn January, Monaco averages highs of 14°C and lows of 6°C, with about 5 rainy days and 68 mm of rain. Expect mixed weather, with comfortable spells.
Monaco in February
FairIn February, Monaco averages highs of 14°C and lows of 6°C, with about 4 rainy days and 67 mm of rain. Expect mixed weather, with comfortable spells.
Monaco in March
GoodIn March, Monaco averages highs of 16°C and lows of 8°C, with about 5 rainy days and 67 mm of rain. It is a good month to visit.
Monaco in April
GoodIn April, Monaco averages highs of 18°C and lows of 11°C, with about 4 rainy days and 60 mm of rain. It is a good month to visit.
Monaco in May
GreatIn May, Monaco averages highs of 21°C and lows of 15°C, with about 4 rainy days and 44 mm of rain. It is one of the most comfortable months for sightseeing.
Monaco in June
GreatIn June, Monaco averages highs of 25°C and lows of 19°C, with about 2 rainy days and 26 mm of rain. It is one of the most comfortable months for sightseeing.
Monaco in July
GoodIn July, Monaco averages highs of 28°C and lows of 22°C, with about 1 rainy day and 10 mm of rain. It is a good month to visit.
Monaco in August
GoodIn August, Monaco averages highs of 28°C and lows of 22°C, with about 1 rainy day and 16 mm of rain. It is a good month to visit.
Monaco in September
GreatIn September, Monaco averages highs of 25°C and lows of 18°C, with about 3 rainy days and 50 mm of rain. It is one of the most comfortable months for sightseeing.
Monaco in October
GreatIn October, Monaco averages highs of 22°C and lows of 15°C, with about 5 rainy days and 85 mm of rain. It is one of the most comfortable months for sightseeing.
Monaco in November
FairIn November, Monaco averages highs of 18°C and lows of 10°C, with about 6 rainy days and 120 mm of rain. Expect mixed weather, with comfortable spells.
Monaco in December
FairIn December, Monaco averages highs of 14°C and lows of 7°C, with about 5 rainy days and 98 mm of rain. Expect mixed weather, with comfortable spells.
Plan your Monaco trip
Best time to visit Monaco: FAQ
What is the best month to visit Monaco?+
May is the most comfortable month on average, with highs of 21°C. June and September are close behind.
What is the rainiest month in Monaco?+
November is the wettest month, with about 120 mm of rain.
How hot does Monaco get?+
August is the warmest month, with average highs of 28°C and lows of 22°C. The coldest nights come in January, averaging 6°C.
Averages for 2006–2025 from the COTE D AZUR weather station (19 km from the centre), NOAA Global Historical Climatology Network. Verdicts rate sightseeing comfort from daytime highs and rainy days.