30YearWeather
Naples, September 26
Naples street view during September
Historical Weather Analysis

Naples Weather on September 26 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

cloudy

23.9°C

High

16.8°C

Low

29%

Rain

☀️ Feels like 24.5°C (humidity)

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

September 26 is generally a great time to visit Naples. While there is a slight chance of rain (29%), showers are usually brief. Expect comfortable 24°C weather. Expect a bustling atmosphere in Naples right now—this is when the city truly comes alive with visitors.

Currency

EUR

Euro

Language

Italian

+1 more

Driving

Right side

Connect

As of Sept 2021, Naples has 4G from Ilia...

Safety

High Safety

GPI: 1.643

Naples Weather Forecast for September 26

"Mild & Comfortable. Expect average highs of 23.9°C. 29% chance of rain."

What to Wear in Naples in September

Based on historical data for September 26, Naples typically experiences temperatures between 16.8°C and 23.9°C. We recommend packing t-shirt, light clothing to stay comfortable. With a 29% chance of rain, keeping a raincoat or umbrella handy is a smart move.

Complete Packing Guide

Weekly breakdown & essential items for Naples

View Guide

Smart Suitcase

  • T-Shirt
  • Light Clothing

Average High

extreme-hot

23.9°C

Daytime Peak

Average Low

extreme-cold

16.8°C

Nighttime Low

Feels Like

partly-cloudy-day

24.5°C

☀️ Feels accurate

Rain Chance

rain

29%

Avg 1.9mm if it rains

Cloud Cover

cloudy

44%

Overcast

Pressure

pressure

1015.1 hPa

Medium volatility

Naples Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

91%Highly Predictable

Based on 10 years of data

Temperature
±2.9°CModerate
Precipitation
15-44%Predictable

🎯 This date historically delivers consistent weather 91% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

3.1Moderate
036811+

Protection Needed

SPF 30 recommended

Safe Sun Windows
Morning

05:00 - 09:30

Afternoon

16:00 - 17:00

Time to Sunburn

Type I-II

🔴 26 min to burn

Type III-IV

🟡 39 min to burn

Type V-VI

🟢 65 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

83Excellent
TemperatureWarm
HumidityMuggy
WindBreezy

Dew Point

19°C

Noticeable

Heat Stress

Low

No heat warning

😊 Best outdoor time:
Any time during daylight hours

Marine Conditions

Water Temp
24.7°C
🏊 Swimming Pool
Avg daily surface temperature
Surf Conditions
0.74m
🌊 Fun Waves
Max daily wave height
Advisories

Marine Life

No special warnings. Enjoy the swim!

Swim Index

✅ Excellent Swimming Conditions

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Italy

Flight Traffic

High

97/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~144

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Naples

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

05:55

☀️ Noon

11:55

🌇 Sunset

17:56

⏱️ Daylight

12h 0m

Golden Hour
Morning05:55 - 06:31
17:19 - 17:56Evening

Wind Speed

wind

15 km/h

Gentle breeze

Sunshine

clear-day

9.6 hrs

Direct Sun (Cloud-free)

Humidity

humidity

74%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Naples

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Naples

Travel Comfort Index

Real-time tourism conditions

Weather Quality

⛅ Good

77/100

Tourist Crowds

🟡 Busy

85/100

Price Level

💰💰💰 Expensive

90/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1015.1 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
65AQI
Moderate
PM2.5 Concentration13.1 µg/m³

Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.

Regional Safety Profile

Medium

Seismic Activity

Moderate seismic activity. Occasional tremors possible.

Total events (30y):39
In Sep (30y):2
Last in Sep:2019-09-21
💡 Occasional tremors possible. Know your hotel's evacuation route.
Very High

Volcanic Activity

Nearest: Mount Vesuvius

13.8km away

Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.

"According to 30YearWeather's analysis of 30 years of NASA satellite data, Naples on September 26 averages 23.9°C with a 29% precipitation probability. Wedding/Outdoor Event Score: 96/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Naples Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2023
28.8°C
Coldest
2017
13.4°C
Rainiest
2022
24.5mm

Better Alternatives Nearby

Consider these dates within ±7 days

💡 Moving your event by a few days could significantly improve weather conditions

Compare Other Cities

Same date (September 26) in other destinations

🌍 Explore the same date in different destinations around the world

📍 Is Naples Worth Visiting on September 26?

Planning a trip to Naples on September 26? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 23.9°C with a 29% historical precipitation risk.

✈️ Travel Logistics: Approximately 144 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 7 vaccinations are recommended for Italy, including COVID-19.

🌊 Coastal Conditions: Water temperature averages 24.7°C (swimming pool). Wave conditions are generally fun waves with heights around 0.74m.

📊 Historical Extremes: The hottest September 26 recorded in the last 30 years saw temperatures hit 28.8°C in 2023, while the coldest dropped to 13.4°C in 2017.

Naples Weather FAQ