September 1 is statistically one of the best days of the year in Rome. With minimal rain risk (14%) and pleasant highs of 29°C, it's ideal for outdoor adventures. Expect a bustling atmosphere in Rome right now—this is when the city truly comes alive with visitors.
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Rome Weather Forecast for September 1
"Warm & Sunny. Expect average highs of 28.7°C. 14% chance of rain."
What to Wear in Rome in September
Based on historical data for September 1, Rome typically experiences temperatures between 18.2°C and 28.7°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (14% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Rome
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
28.7°C
Daytime Peak
Average Low
18.2°C
Nighttime Low
Feels Like
31.8°C
🔥 Feels warmer
Rain Chance
14%
Avg 0.6mm if it rains
Cloud Cover
34%
Overcast
Pressure
1014.8 hPa
Low volatility
Rome Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 98% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
05:00 - 10:00
16:00 - 18:00
Type I-II
🔴 24 min to burn
Type III-IV
🟡 36 min to burn
Type V-VI
🟢 60 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
22.2°C
Humid/Sticky
Heat Index
31.8°C
Feels hotter
🙂 Best outdoor time:
Any time during daylight hours
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
~529
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Rome
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:36
☀️ Noon
12:11
🌇 Sunset
18:46
⏱️ Daylight
13h 9m
Wind Speed
14.2 km/h
Gentle breeze
Sunshine
11.2 hrs
Direct Sun (Cloud-free)
Humidity
68%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Rome
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Rome
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
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.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Rome on September 1 averages 28.7°C with a 14% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Rome Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (September 1) in other destinations
Lisbon
Portugal
Prague
Czech Republic
Paris
France
London
United Kingdom
Amsterdam
Netherlands
🌍 Explore the same date in different destinations around the world
📍 Is Rome Worth Visiting on September 1?
Planning a trip to Rome on September 1? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 28.7°C with a 14% historical precipitation risk.
✈️ Travel Logistics: Approximately 529 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 7 vaccinations are recommended for Italy, including COVID-19.
📊 Historical Extremes: The hottest September 1 recorded in the last 30 years saw temperatures hit 34.6°C in 2024, while the coldest dropped to 13°C in 2020.