Naples weather in July 2026

Q: How hot is it in Naples in July?

Daytime temperatures usually reach 31°C in Naples in July with very high heat and humidity, falling to 25°C at night.

Q: How sunny is it in Naples in July?

There are normally 10 hours of bright sunshine each day in Naples in July - that's 73% of daylight hours.

Q: How warm is the sea around Naples in July?

The average sea temperature around Naples in July is 29°C.

Q: Does it rain in Naples in July?

There are usually 16 days with some rain in Naples in July and the average monthly rainfall is 119mm.

Expect daytime maximum temperatures of 90°F in Naples, Florida in July and very high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average with 14 days with some rainfall and typically 8.1 inches of rainfall in the month.

90
90°F max day temperature
10
10 hours of sunshine per day
14
14 days with some rainfall
73
73°F min night temperature
14
14 hours of daylight per day
VH
Very High heat & humidity
8.1
8.1 inches of monthly rainfall
11
11 (Extreme) UV index
86
86°F sea temperature

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The July weather guide for Florida (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) | Imperial (°F)