Verdict: Excellent month
Hamburg Weather in September
September hits the sweet spot in Hamburg — highs around 20°C (68°F), ideal for a full day on foot. Expect showers on roughly 10 days of the month — rarely trip-ruining, worth planning around. Overall, September is one of the best months of the year to be in Hamburg.
Average high
20°C / 68°F
Average low
12°C / 54°F
Rain days
~10
Precipitation
60 mm
What to pack for Hamburg in September
- Layers — t-shirts under a light jacket or sweater
- A packable rain shell or compact umbrella earns its space
- Comfortable walking shoes — every guide on this site assumes you'll use them
September against the rest of the year
Warmest in Hamburg: Aug (24°C / 75°F) · Coolest: Dec (5°C / 41°F) · Wettest: Feb (~17 rain days)
6°
2°
Jan
8°
2°
Feb
10°
2°
Mar
13°
4°
Apr
18°
8°
May
23°
13°
Jun
22°
14°
Jul
24°
15°
Aug
20°
12°
Sep
15°
9°
Oct
9°
5°
Nov
5°
2°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)