Month-by-month travel weather

Rome September weather

Rome, Italy · September

Midday can be hot; nights often feel more comfortable

September often keeps summer warmth, but many people feel walking comfort improves—especially in the evenings.

Carrying a light layer for later hours can stabilize comfort without overpacking.

September averages at a glance

Average low

around 16–18°C

Average high

around 26–29°C

Average rainfall

around 40–80 mm

Wet days

about 4–7 days

What to wear in September in Rome

Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.

  • T-shirt with a thin evening layer works well.
  • Comfortable shoes remain essential.
  • Small umbrella option helps for occasional rain.

Travel tips for visiting Rome in September

  • Do outdoor ruins early/late for better comfort.
  • Evening walks often feel excellent—plan around them.

September weather in Rome — FAQ

Q. Is September good for swimming?

A. It can still feel warm enough, but nights cool down—comfort varies.

Q. Does rain increase in September?

A. It can be a bit more mixed than peak summer. Patterns vary.

Explore Rome

These pages are connected so you can compare conditions and decide for yourself.

Rome September weather — averages & travel outfits | CityWeather | CityWeather