May 15 is generally a great time to visit Naples. While there is a slight chance of rain (22%), showers are usually brief. Expect comfortable 22°C weather. As it's peak season for Naples, we recommend booking your stay well in advance to secure the best rates.
View the full calendar
Essential Travel Info for Naples
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 May 15
"Mild & Comfortable. Expect average highs of 21.5°C. 22% chance of rain."
What to Wear in Naples in May
Based on historical data for May 15, Naples typically experiences temperatures between 13.9°C and 21.5°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (22% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Naples
Smart Suitcase
- Light Jacket
- Long Pants
Average High
21.5°C
Daytime Peak
Average Low
13.9°C
Nighttime Low
Feels Like
21.8°C
☀️ Feels accurate
Rain Chance
22%
Avg 1.2mm if it rains
Cloud Cover
50%
Overcast
Pressure
1013.5 hPa
Medium volatility
Naples Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ This date historically delivers consistent weather 75% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
04:00 - 10:00
16:00 - 19:00
Type I-II
🔴 15 min to burn
Type III-IV
🟡 23 min to burn
Type V-VI
🟢 38 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
17.3°C
Noticeable
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
⚠️ Mixed Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Italy
Flight Traffic
High
94/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~139
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Naples
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
04:47
☀️ Noon
12:00
🌇 Sunset
19:14
⏱️ Daylight
14h 26m
Wind Speed
16.2 km/h
Gentle breeze
Sunshine
11.3 hrs
Direct Sun (Cloud-free)
Humidity
77%
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
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
Regional Safety Profile
Seismic Activity
Moderate seismic activity. Occasional tremors possible.
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 May 15 averages 21.5°C with a 22% precipitation probability. Wedding/Outdoor Event Score: 97/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Naples Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
May 17
22°C • 15% rain
Score
100
May 18
22.3°C • 12% rain
Score
100
May 19
22.5°C • 14% rain
Score
100
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (May 15) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Naples Worth Visiting on May 15?
Planning a trip to Naples on May 15? 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 21.5°C with a 22% historical precipitation risk.
✈️ Travel Logistics: Approximately 139 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 19.2°C (refreshing tonic). Wave conditions are generally lake-like with heights around 0.46m.
📊 Historical Extremes: The hottest May 15 recorded in the last 30 years saw temperatures hit 25°C in 2020, while the coldest dropped to 10.7°C in 2019.