Naples weather in July 2025

Expect 29°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Naples in July. Check more long-term weather averages for Naples in July before you book your next holiday to Campania in 2025/2026.

  • 29°C maximum daytime temperature in July in Naples29
    29°C max day temperature
  • 10 hours of sunshine per day
  • 5 days with some rainfall in July in Naples5
    5 days with some rainfall
  • 18°C minimum night-time temperature in July in Naples18
    18°C min night temperature
  • 15 hours of daylight per day in July in Naples15
    15 hours of daylight per day
  • Moderate heat & humidity in July in NaplesM
    Moderate heat & humidity
  • 22 mm monthly rainfall in July in Naples22
    22 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in July in Naples9
    9 (Very High) UV index
  • 25°C sea temperature in July in Naples25
    25°C sea temperature

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The July weather guide for Campania (Naples) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the Campania

How hot is it in Naples in July?

Daytime temperatures usually reach 29°C in Naples in July with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Naples in July?

There are normally 10 hours of bright sunshine each day in Naples in July - that's 68% of daylight hours.

How warm is the sea around Naples in July?

The average sea temperature around Naples in July is 25°C.

Does it rain in Naples in July?

There are usually 5 days with some rain in Naples in July and the average monthly rainfall is 22mm.

Naples July sunrise & sunset times

Browse the sunrise and sunset times for Naples in July 2025. Select a month to view Naples sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 04:35 19:38
Wednesday, 16th July 2025 04:45 19:33
Thursday, 31st July 2025 04:59 19:20

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