Genoa in September

In September, Genoa averages 25°C (77°F) during the day and 18°C (64°F) at night, with around 10 days of rain (96 mm total).

High season

Conditions are comfortable for sightseeing without being sweltering. Plan for unsettled weather and bring rain gear.

September offers comfortable temperatures in Genoa, with some rain to plan around.

25°C
Avg high
18°C
Avg low
10
Rain days
96 mm
Rainfall

How September compares to the rest of the year in Genoa

4th
warmest month of the 12
11th
wettest month of the 12
7%
of yearly rainfall falls in September
12 h 34 min
daylight on the 15th

September is in the middle of the year for warmth in Genoa (4th of 12) and one of the driest months (11th of 12). Daytime temperature runs 6°C above the annual average (19°C). September runs 3°C cooler than August (28°C) and cools 5°C in October (20°C).

September sunrise & sunset in Genoa

🌅
Sunrise (15th)
7:02 AM
🌇
Sunset (15th)
7:36 PM
Day length
12 h 34 min

Times shown for Genoa local time (Europe/Rome), calculated for the 15th of September. They shift by a few minutes day to day across the month.

Photography light in Genoa — September

Golden-hour and blue-hour windows for the 15th of September, in Genoa's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
6:02 AM – 6:42 AM
🌄 Golden hour (AM)
6:42 AM – 7:42 AM
🌇 Golden hour (PM)
6:56 PM – 7:56 PM
🌆 Blue hour (PM)
7:56 PM – 8:36 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Genoa.

📅 When to book — Genoa in September

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on September's tier (High season) and Genoa's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.

Crowds & pricing — September in Genoa

High season

This is a busy month in Genoa — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: excellent tourism weather

Sun & mosquito risk — September in Genoa

☀️ UV Index (noon, 15th)
8.8
Very high
Limit sun exposure between 11 AM and 3 PM; SPF 30-50, reapply every 90 minutes outdoors.
🦟 Mosquito risk
●●●●○
High
Peak mosquito activity. DEET 30%+, long sleeves at dawn/dusk, sleep under nets if rural.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Genoa in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 11°C / 52°F 5°C / 41°F 120 mm 10
February 12°C / 54°F 6°C / 42°F 127 mm 13
March 15°C / 59°F 7°C / 45°F 107 mm 10
April 18°C / 64°F 10°C / 50°F 102 mm 11
May 21°C / 69°F 14°C / 57°F 107 mm 15
June 25°C / 78°F 19°C / 65°F 80 mm 11
July 28°C / 82°F 21°C / 69°F 52 mm 9
August 28°C / 83°F 21°C / 70°F 68 mm 10
September 25°C / 77°F 18°C / 64°F 96 mm 10
October 20°C / 69°F 14°C / 57°F 241 mm 12
November 15°C / 59°F 10°C / 49°F 205 mm 13
December 12°C / 54°F 6°C / 44°F 139 mm 11

Other cities with similar September weather

🌍 See the full ranked list of climate twins for Genoa in September →

Frequently asked questions

How hot is Genoa in September?

In September, Genoa averages a high of 25°C (77°F) and a low of 18°C (64°F) — generally warm.

Does it rain a lot in Genoa in September?

September can be fairly wet in Genoa, with about 10 rainy days on average.

Is September a good time to visit Genoa?

September is warm. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Genoa in September?

Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full September packing list for Genoa for a complete, climate-based checklist.

Open Genoa on the interactive map

Check the live 10-day forecast and sunrise/sunset.