Naples, Italy skyline

Naples Weather in May

Naples, Italy in May: how the month usually turns out, from 2006–2025 averages.

A typical May day in Naples peaks at 21.8°C (71.2°F) and drops to 13.8°C (56.8°F) overnight; expect about 10 rainy days (74 mm in total) and 12.3 hours of sunshine daily.

Avg high

21.8°C (71.2°F)

Avg low

13.8°C (56.8°F)

Rainfall

74 mm (2.9 in)

Rainy days

10 days

Sunshine

12.3 h / day

Humidity

76%

May vs the rest of the year

On temperature, May beats 7 of 11 other months, and it ranks as the 4th driest month of the year.

MonthAvg highvs MayRainRainy days
January12.4°C (54.3°F)−9.4°C (−16.9°F)123 mm12
February13.1°C (55.6°F)−8.7°C (−15.7°F)115 mm12
March15°C (59°F)−6.8°C (−12.2°F)118 mm13
April18.3°C (64.9°F)−3.5°C (−6.3°F)80 mm11
May21.8°C (71.2°F)—74 mm10
June26.5°C (79.7°F)+4.7°C (+8.5°F)41 mm6
July29.7°C (85.5°F)+7.9°C (+14.2°F)22 mm4
August30.1°C (86.2°F)+8.3°C (+14.9°F)24 mm5
September26°C (78.8°F)+4.2°C (+7.6°F)101 mm9
October21.7°C (71.1°F)−0.1°C (−0.2°F)117 mm10
November17.2°C (63°F)−4.6°C (−8.3°F)186 mm14
December13.7°C (56.7°F)−8.1°C (−14.6°F)115 mm11

What May feels like in Naples

Late spring arrives in Naples with May. The middle of the day is pleasantly mild. After sunset it cools off noticeably — nights stay mild. The air is fairly humid, though at these temperatures it rarely feels oppressive.

Rain in Naples in May

Expect a mix of dry and wet days, with rain about one day in 3. Wet days average about 7.4 mm (0.3 in), enough to soak you without an umbrella. That is lighter than the city's yearly norm of about 9.6 mm per rainy day.

Daylight and sunshine in May

Mid-month, Naples gets 14 h 26 min of daylight, from sunrise near 5:46 am to sunset near 8:12 pm. Days are getting longer: 1 h 10 min more daylight than in mid-April. About 85% of daylight hours are sunny; in short, skies are mostly clear.

How May compares to the rest of the year

In Naples's temperature order, May sits as the 5th warmest month. Against April, the average high is 3.5°C (6.3°F) higher, with 6 mm less rain. The warm-up continues into June. By June, typical highs are 26.5°C (79.7°F).

Who May suits

  • Sightseeing: a good fit — the weather rarely gets in the way of a city walk.
  • Parks & outdoor: a good fit — pleasant for gardens, parks and riversides.
  • Beach: less ideal — too many rainy days.

Tips for visiting Naples in May

Versatile Layers

Mornings and evenings are cooler than midday, so dress in layers.

Rain Protection

Keep a small umbrella in your bag and wear shoes that cope with puddles.

Sunglasses

Frequent sunshine — sunglasses and a light hat.

Quick questions

How warm is Naples in May?

Afternoons average 21.8°C (71.2°F) and nights about 13.8°C (56.8°F) — mild by most people's standards. It is the 5th warmest month of the year.

Does it rain a lot in Naples in May?

Yes, fairly — rain falls about one day in 3 and totals about 74 mm, so an umbrella is worth carrying.

What should I wear in Naples in May?

Pack versatile layers, rain protection and sunglasses. Bring something extra for the cooler evenings.

Is May or June better for visiting Naples?

June scores better on our climate ranking (#3 of 12 vs #5), rated Great against Great. June is warmer and has fewer rainy days.

Is May a good time to visit Naples?

Great

Great — comfortable temperatures, some rainy days (about 10), plenty of sunshine (12.3 h a day). Within Naples's own year, May ranks #5 of 12.

May in other Italy cities

Warmer or drier places in May

Plan a trip to Naples

Get a day-by-day weather score for your exact travel dates.

Open the Trip Planner

Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Naples weather by month.