Monaco (Monte Carlo) weather in July

July in Monaco: hot, dry, with muggy air — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Monaco🇲🇨 Monaco · Southern France · City82
  1. 73Jan
  2. 76Feb
  3. 79Mar
  4. 86Apr
  5. 90May
  6. 87Jun
  7. 82Jul
  8. 80Aug
  9. 89Sep
  10. 83Oct
  11. 74Nov
  12. 70Dec

#6 of 12 months in Monaco · #606 of 1413 destinations to visit in July · comfort 82/100 (tier A)

Days
28°C
Nights
22°C
Wet days
6
Sun
13.4 h
Humidity
76%
Daylight
15 h
Monaco, Monaco
Photo: Raouf Meftah · Pexels

Traveller notes on Monaco in July

Notes from nearby Nice (13 km away)

Monaco doesn't have its own notes for July yet — these are about Nice, close enough to share the season.

July in Nice is hot, humid and almost rainless apart from the odd thunderstorm - regulars give an average daily maximum near 29C, our row 28.3C reading as 32C with 5.7 precipitation days. The counter-intuitive bit is the crowd: July is busier than August here, because the locals leave for their own holidays in August, and the crush runs from about the 15th of July, with the Old Town reduced to a slow crawl. The first week of July is effectively the last week of low season. The other thing they tell first-timers is that Nice's beach is stony and shelves steeply, awkward to get out of; Villefranche-sur-Mer along the coast is sand and fine gravel with shallow water. The record: 22.3C nights, 19.8mm of rain, 13.4 hours of sun and a 26.5C sea.
BusierThanAugustHere · July · 1 month ago · about Nice · Read more on Tripadvisor ↗

Other months in Monaco

Monaco-forum threads on January weather describe a cold but frequently sunny month, coats and layers the norm but posters consistently reporting genuinely beautiful blue-sky days mixed in among the cooler, greyer ones. Regulars call it a fine time to visit for anyone chasing the views rather than the beach, the Rock and the harbor both photographing just as well under a crisp winter sky. Compared to the rest of northern Europe in the same month, posters describe the Riviera's winter as noticeably gentler, cold enough for a proper coat but rarely miserable for a walk along the port. Restaurants and the main sights stay open through the month, though the famously packed summer crowds are entirely absent, a real plus for anyone wanting to see the casino district without a crush of people. The record: 13.2C days feeling like 11C, 6.2C nights, 53mm across 6.8 days, a 14.9C sea, 75 percent humidity and 7 hours of sun.
MonteCarloJanuaryRegular · January · 1 month ago · Read more on Tripadvisor ↗
Monaco-forum threads on June are short on drama compared to the Grand Prix month that precedes it - one poster's blunt summary is that it 'will be quite hot in June so take sun block, a hat, and comfortable shoes', and by this point the harbour and casino district are back to a normal, walkable pace. It's the start of real beach weather too, with the Mediterranean warming into swimmable territory. June's record: 25.1C days feeling like 29C, 19.5C nights, 13.2 hours of sun and a 23C sea - humid enough at 78 percent that the feels-like number does real work, with 9.8 rainy days still in the mix before the driest stretch of summer arrives.
LarvottoBeachRegular · June · 1 month ago · Read more on Tripadvisor ↗
Monaco forum regulars call March genuinely changeable: “some days sunny and warm, others rainy, sometimes there's a cold wind,” with the mood of a visit depending heavily on when Easter falls that year. It's quiet by Riviera standards — fewer crowds than the summer season — and every main attraction stays open, though regulars suggest checking specific opening times before counting on anything. A sunny day is called out as ideal for photographs, with the Rock and the harbor at their least crowded. Our record: 15°C days, 7.6°C nights, 5.2 rain days and a 13.9°C sea — mild and mostly dry on average, with the day-to-day swing the forum describes sitting underneath that number.
Tripadvisor community · March · 1 month ago · Read more on Tripadvisor ↗
Monaco forum regulars call November a gamble rather than a write-off: “weather in November is impossible to predict with any certainty” — “if you are lucky it will be sunny and around 15C in the afternoon,” but “unlucky” means “10C and/or raining heavily,” since October and November are “the 2 rainiest months of the year.” Layer for both outcomes: a jacket for morning and evening is standard, but it can feel warm if the sun's out. One visitor who caught a clear stretch reported eating outside the whole stay. Our record: 15.8°C days, 10.1°C nights, 10.8 rain days and an 18.3°C sea still swimmable if the sun holds — consistent with the coin-flip framing.
Tripadvisor community · November · 1 month ago · Read more on Tripadvisor ↗

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Monaco climate normals — July

Daytime high28°C / 82°F🥵 hot
Nighttime low22°C / 72°F
Feels like (high)32°C / 90°F
Sea temperature26°C / 79°F😎 warm sea
Rainfall20 mm / 0.8 in☀️ dry
Rainy days6 days
Humidity76%💦 very humid
Dew point19°C / 67°F
Sunshine13.4 h/day
Daylight15.1 h
Wind11 km/h / 7 mph
Air quality (US AQI)68🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Monaco in July

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsCoaches for the guard change, Herculis athletics, school holidays in 7 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Monaco's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherMonaco's best weather comes in May, June and September — separate windows, not one continuous season.

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Best weatherFair weatherToughest weather

What's on in Monaco in July

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    Coaches for the guard change

    1 Apr – 31 Oct · usuallyDay-tripper crushCrowded

    Coaches from Nice and the cruise ports empty onto the Rock before the guard change just before noon, and the palace square, the cathedral and the aquarium queue with them until mid-afternoon. Before ten it is another place. Source ↗

  • Season

    Sea warm enough to swim

    25 Jun – 10 Oct · usually

    Larvotto is the only public beach and it is small, so it fills by mid-morning through the summer. The water stays comfortable well into October, when it empties again.

  • Festival

    Herculis athletics

    5–25 Jul · usuallySporting eventCrowded

    The Diamond League meeting at the Stade Louis II on a July evening, on one of the fastest tracks in the world and regularly good for a record. Tickets are cheap by the standards of this place. Source ↗

  • Festival

    Fireworks competition

    10 Jul – 20 Aug · usuallyLights & fire

    Several evenings across July and August when competing teams fire from a barge in Port Hercule and the whole waterfront and the Rock turn out for it. Free, and the quays fill an hour ahead. Source ↗

What's on around the world in July →

Nearby, and something's on

Within 300 km of Monaco — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Monaco?

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Monaco in July — FAQ

Is July a good time to visit Monaco?
July in Monaco: hot, dry, with muggy air — an excellent time to visit. It ranks #6 of 12 months for Monaco on SeasonMap's comfort score (82/100).
What is the weather like in Monaco in July?
In July, Monaco averages a daily high of 27.7°C and a low of 22.3°C, with about 19.8 mm of rain over roughly 5.7 rainy days.
What is the air quality in Monaco in July?
Monaco has a mean US Air Quality Index of about 68 in July.

Within 300 km: Nice's Lavender in Provence around 20 Jun – 25 Jul, and Cannes' Festival d'Art Pyrotechnique around 4 Jul – 24 Aug.