Weather in Amsterdam in September

September in Amsterdam is mild enough that walking is the default. This is a city-break month more than a sea-holiday month.

In Netherlands, this is how Amsterdam actually wears September, not how a country centroid would. Compared with August and January, September sits in the middle of Amsterdam's year.

Amsterdam
Average temp
15°C

12–19°C

Rainfall
78 mm

Showers likely

Sunshine
5 h

hours per day

What to expect

Daytime

Mild afternoons in Amsterdam are the prize in September. You can eat outside on the good days. You still want something for the breeze.

This is walking weather. Shade is useful, not essential the way it is in the hot months. A long outdoor day is a reasonable plan.

Rain

Mixed skies in Amsterdam in September. Dry days and wet days share the month. Outdoor plans need a backup, not a cancellation policy.

Pack a shell you will actually carry. The monthly table is the place for totals. This is the feel: usable, interrupted.

Evening

Evenings are cooler. A layer helps after sunset.

What to pack

  • Rain jacket

  • A layer for cooler evenings

Where to stay in Amsterdam

Dates are a starting point for September.

All hotels in Amsterdam

Average weather in Amsterdam

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 28 Aug 2026265 places covered

Similar weather in September

Other destinations whose September averages sit close to this one.

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FAQs about Amsterdam

Climate averages for Amsterdam, 1991–2020.

The best time to visit Amsterdam is between May and October, the most comfortable stretch of the year on these averages.

July is the hottest month, with an average around 18°C.

July is the wettest month, with about 85 mm of rain.

No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.