Naples (Napoli) weather in July
July in Naples: sweltering, dry — fine if you can take 35°C afternoons.
Updated September 2026 · climate normals from ERA5 reanalysis
#6 of 12 months in Naples · #705 of 1413 destinations to visit in July · comfort 79/100 (tier B)
- Days
- 31°C
- Nights
- 22°C
- Wet days
- 3
- Sun
- 13.5 h
- Humidity
- 67%
- Daylight
- 15 h

Traveller notes on Naples in July
Notes from nearby Sorrento (27 km away)
Naples doesn't have its own notes for July yet — these are about Sorrento, close enough to share the season.
Forum posters consistently describe July as Sorrento's hottest, most humid stretch of the year, with temperatures climbing noticeably from the first week onward - one poster's felt impression put July around 33C, well above the region's official average high near 28C, likely reflecting how much hotter direct summer sun feels along this stretch of coast versus the shaded, air temperature reading. Posters describe rain as a real but minor factor, typically around four wet days across the month with roughly an inch total, usually arriving as a brief, flash shower that clears the air quickly. Posters consistently flag July as extremely crowded and peak high season, with difficult parking and packed buses toward the Amalfi Coast making ferries the better alternative. Posters also note the sea stays on the cool side even in July, worth knowing before packing swimwear.
Other months in Naples
Regulars describe rain here as brief and self-correcting rather than a lasting event - a few muggy, wet minutes before the sun breaks back through - and are specific that there isn't much rain overall between July and September despite the persistent humidity. Our row backs the warm, humid-but-manageable read, 27.5C reading as a hot 29C at 73 percent humidity, over 18.3C nights, with 127.7mm of rain across 9.4 days. Regulars call this genuinely excellent sightseeing weather, less humid than peak summer and still warm enough for shorts and t-shirts, with crowds noticeably more tolerable than July or August. The sea holds a warm 25C. The record: 10.3 hours of sun, a 13.1 kph wind and AQI 56.
October is high season here until the 31st, and regulars point out that high season in this city is still nothing like Rome or Venice. The weather is generous - warm enough to swim on the good days, with a 24C sea - and unreliable in a specific way: mostly dry, then a short torrential shower, and warm enough through it for shirtsleeves. Our 107.9mm across 10.4 days is that. The practical note is for the ruins: there is almost nowhere to shelter at the archaeological sites, so a hooded waterproof beats an umbrella in the wind. Days average 22.9C over 14.6C. The record: humidity 79 percent, 8.8 hours of sun and AQI 58.
Asked whether June and early July differ much here, regulars answer with the inside of June: the first week runs about 25 to 30C and the last about 28 to 32C, so the month warms through itself and its end is closer to July than to its own beginning. Our single figure of 28.3C is the average of that climb. The other half is humidity, 72 percent, which turns those days into a felt 31C - the opposite arrangement to inland Spain at the same temperature, and the reason the open sites of the bay are a morning job rather than an afternoon one. Rain has nearly stopped at 31.9mm across 4.5 days and the sea is up to 24.1C. The record: 18.6C nights, 13.3 hours of sun and AQI 71.
Naples-forum threads on April crowds point to two clusters worth planning around, not the whole month: Easter and spring break bring one wave, and Italy's own public holidays on April 25 and May 1 bring another. Easter Sunday itself closes most sights, shops and restaurants, while Pasquetta (Easter Monday) is a second holiday that sends locals outdoors to enjoy the day off and the improving weather - so it's busy outside rather than shut. Posters call the shoulder stretches between those clusters noticeably thinner, good for museums like Capodimonte without the crowds. The record: 19.4C days, 9.5C nights, 70mm of rain across ten days, 11 hours of sun and a 15.5C sea still too cool to swim - mild, a little damp, sunshine building through the month.
Add your own note from Naples's card on the map.
Naples climate normals — July
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Naples 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 crowdsShips in at the Marittima, Summer holidays in Italy, school holidays in 6 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Naples'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 weatherNaples's weather peaks April–June, best around May.
Best weatherFair weatherToughest weather
What's on in Naples in July
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Season
Ships in at the Marittima
1 May – 30 Sep · usuallyCruise seasonCrowdedCruise calls empty straight onto the Capri and Pompeii runs, so the bottleneck is the Beverello hydrofoil queue rather than the city itself. Take the first boat out or the last one back.
- Festival
Campania Teatro Festival
12 Jun – 12 JulArts festivalBook earlyInternational theatre festival across Naples and Campania venues, formerly branded Napoli Teatro Festival Italia, staging premieres and productions from artists worldwide from mid-June into July. Source ↗
Nearby, and something's on
Within 300 km of Naples — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Naples?
Naples in July — FAQ
- Is July a good time to visit Naples?
- July in Naples: sweltering, dry — fine if you can take 35°C afternoons. It ranks #6 of 12 months for Naples on SeasonMap's comfort score (79/100).
- What is the weather like in Naples in July?
- In July, Naples averages a daily high of 31.1°C and a low of 21.6°C, with about 14.8 mm of rain over roughly 2.5 rainy days.
- What is the air quality in Naples in July?
- Naples has a mean US Air Quality Index of about 64 in July.
Within 300 km: Capri's Blue Grotto access around 15 Apr – 15 Oct, and Rome's Estate Romana around 1 Jun – 30 Sep.