Verdict: Good month
Lake Como Weather in September
September hits the sweet spot in Lake Como — highs around 23°C (73°F), ideal for a full day on foot. It's also the wet side of the calendar: rain falls on about 15 days, so build flexibility into plans. Overall, September is a solid month to visit Lake Como.
Average high
23°C / 73°F
Average low
17°C / 63°F
Rain days
~15
Precipitation
170 mm
What to pack for Lake Como in September
- Summer clothes, plus one light layer for air-con and evenings
- Rain gear is non-negotiable — expect rain on roughly 15 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
September against the rest of the year
Warmest in Lake Como: Jul (28°C / 82°F) · Coolest: Jan (10°C / 50°F) · Wettest: May (~19 rain days)
10°
5°
Jan
13°
6°
Feb
14°
6°
Mar
17°
9°
Apr
21°
13°
May
25°
18°
Jun
28°
21°
Jul
28°
21°
Aug
23°
17°
Sep
19°
14°
Oct
14°
8°
Nov
10°
5°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)