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Italy

Naples in July: weather, sea & travel advice

This month's data profile

Sea conditions lead

Naples in July is climatically well suited to beach holidays, family holidays and city breaks. The average daily high is around 32 °C, and the sea is about 25 °C. With about 5 rainy days it is dry.

Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.

Rank among 12 monthly averages

79/100 · #3

Warmth

#2

Dryness

#1

Sun

#1

Sea warmth

#2

Published best categories: Overall, Beach, Family

Bay of Naples with Mount VesuviusNaples · JulyPhoto: Sergey Ashmarin · CC BY-SA 3.0

Climate facts

Average high
32 °C
Average low
20 °C
Sea
25 °C
Rainy days (est.)
5 rainy days (est.)
Sun (est.)
9 h/day
Humidity
57 %

Climate evidence with direct month comparison

The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.

Climate averages for Naples: selected and adjacent months
MonthAvg high °CAvg low °CRainy days (est.)Precipitation mmSun h/day (est.)Humidity %Wind m/sSea °CScore
June28176318.7621.72388
July (selected)32205228.9571.82579
August32216267.8571.72677

How do the previous and next months compare?

Baseline: July (79/100)

Positive and negative values show the change from the selected month.

Score ΔAverage high ΔAverage low ΔRainy days ΔRain ΔSun ΔHumidity ΔWind ΔSea Δ
June+9-3.5 °C-2.7 °C+0.7+8.6 mm-0.2 h+4.9 %-0.1 m/s-2.6 °C
August-2+0.3 °C+0.7 °C+0.8+3.7 mm-1.1 h+0.5 %-0.1 m/s+0.9 °C

All twelve months in context

Sea temperature°C
15
J
14
F
14
M
16
A
19
M
23
J
25
J
26
A
24
S
22
O
19
N
17
D
Average daily high°C
11
J
12
F
14
M
18
A
22
M
28
J
32
J
32
A
27
S
22
O
16
N
12
D
Sunshine hours (estimated)h/day
2
J
3
F
5
M
6
A
8
M
9
J
9
J
8
A
6
S
4
O
2
N
2
D
Rainy days (estimated)
11
J
10
F
10
M
10
A
8
M
6
J
5
J
6
A
10
S
11
O
14
N
12
D
Bay of Naples with Mount Vesuvius

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Useful next decisions

Naples · Month by month

Frequently asked questions

How warm is Naples in July?

The average daily high is around 32 °C, with an average daily low of about 20 °C.

Can you swim in Naples in July?

The sea is about 25 °C (warm).

Does it rain a lot in Naples in July?

The curated estimate is about 5 rainy days per month, not a directly measured long-term average. Total precipitation averages around 22 mm for the month. A rainy day does not mean all-day rain.

When is the best time to visit Naples?

By the climate score, May, June, July and September are the strongest months for Naples. For a beach trip: June, July, August and September. July is one of them.