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Arnhem in September 2026: weather, temperatures and activities

Do you want to visit Arnhem in September 2026? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether September is a good month to travel to Arnhem, Netherlands.

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Is it worth visiting Arnhem in September?

Check your ideal travel criteria and see if the month of September suits your plans to go to Arnhem.
What matters most?
Arnhem in September 2026: weather, temperatures and activities

Page summary

Arnhem in September in summary
Favourable weather
Min 12°C Max 19°C 46 mm 3 day(s) 91% 45% 10.5 h/day
Best activities in September
Cultural visits and heritageAnimal observationFamily and attractionsNature and landscapesGastronomy
Practical guidelines
High crowding Moderate prices 06:11 18:51
Hourly weather

Average weather in Arnhem in September 2026

Favourable weather

The weather in Arnhem in September 2026 is based on statistical data from previous years in September. This allows you to forecast the weather in September 2026. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Arnhem in September

Temperatures, precipitation and monthly trends help to better understand the climate in Arnhem in September.

Temperatures and rain in Arnhem in September

Average daily weather

Temperatures and rain day by day in September.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of September is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Arnhem in September

Seasonal normals

Seasonal normals of Arnhem in September

Check the seasonal normals in Arnhem in September and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
September
Weather data August September October
Outside temperature
Average temperature 18.9°C 15.6°C 11.5°C
Maximum temperature 22.5°C 19.2°C 14.4°C
Minimum temperature 15.4°C 11.9°C 8.7°C
Record maximum temperature 36.0°C
(2018)
32.0°C
(2016)
27.0°C
(2011)
Record low temperature 9.0°C
(2014)
5.0°C
(2010)
-1.0°C
(2012)
Number of days at +30° 2 day(s)
(6%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 29 day(s)
(94%)
20 day(s)
(67%)
5 day(s)
(16%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Wind
Wind speed 16 km/h 16 km/h 18 km/h
Wind temperature 14.9°C 10.8°C 6.6°C
Precipitation (rain)
Precipitation 78.8 mm 45.5 mm 47.6 mm
Number of days with precipitation 19 day(s)
(61%)
14 day(s)
(47%)
14 day(s)
(45%)
Number of days with significant precipitation (greater than 5 mm) 4 day(s)
(13%)
3 day(s)
(9%)
3 day(s)
(9%)
Record precipitation in one day 49.1 mm
(2015)
35.9 mm
(2013)
25.4 mm
(2009)
Other weather data
Humidity 87% 91% 92%
Visibility 9.0 km 8.6 km 8.8 km
Cloud cover 43% 45% 53%
UV index 5 4 3
Daily sunshine 13h 10h 7h
Sunrise and sunset
Sunrise time 05h21 06h11 07h01
Sunset time 20h00 18h51 17h42
Day length 14h39 12h40 10h41
Our opinion on the climate in September
The review of Where And When favourable weather favourable weather fair weather
Activities and events

What to do in Arnhem in September?

Best activities in September
Cultural visits and heritageAnimal observationFamily and attractionsNature and landscapesGastronomy
Possible activities in September
Nightlife
Observed weather

What was the weather like in Arnhem in September last?

Find the observed weather calendar in Arnhem in September 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Patchy rain nearby
15°C22°C1.4 mm
2
Patchy rain nearby
13°C22°C0.2 mm
3
Overcast
15°C23°C0.6 mm
4
Light rain shower
16°C23°C0.4 mm
5
Light rain shower
11°C21°C0.4 mm
6
Clear/Sunny
11°C25°C0.0 mm
7
Clear/Sunny
14°C27°C0.0 mm
8
Overcast
16°C25°C0.1 mm
9
Overcast
15°C17°C0.0 mm
10
Partly Cloudy
10°C20°C0.0 mm
11
Cloudy
14°C20°C2.0 mm
12
Patchy rain nearby
10°C17°C0.8 mm
13
Light rain shower
11°C17°C2.1 mm
14
Patchy rain nearby
10°C19°C1.4 mm
15
Clear/Sunny
15°C20°C2.0 mm
16
Light rain shower
13°C15°C1.2 mm
17
Light drizzle
11°C15°C0.8 mm
18
Patchy rain nearby
16°C25°C0.0 mm
19
Clear/Sunny
14°C25°C0.0 mm
20
Clear/Sunny
17°C26°C0.3 mm
21
Patchy rain nearby
12°C18°C4.2 mm
22
Partly Cloudy
8°C14°C0.0 mm
23
Clear/Sunny
8°C18°C0.0 mm
24
Partly Cloudy
7°C16°C0.0 mm
25
Clear/Sunny
8°C17°C0.0 mm
26
Partly Cloudy
8°C16°C0.3 mm
27
Overcast
10°C18°C0.0 mm
28
Clear/Sunny
9°C20°C0.0 mm
29
Patchy rain nearby
11°C20°C0.3 mm
30
Patchy rain nearby
10°C17°C0.5 mm
Nearby

Where to go near Arnhem in September?

Compare cities and destinations near Arnhem in September to find another travel stop, a nearby alternative or a logical continuation of your stay in Arnhem.

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Every month

Best time to visit Arnhem month by month

Compare the weather in Arnhem across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Arnhem in September: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

Yes, it’s a good time. Conditions are favorable in Arnhem in September, which places this month 5th out of 12.

Expect an average of 19°C during the day and 12°C at night, with about 46 mm of precipitation spread over 3 rainy days.

Expect about 10.5 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Cultural visits and heritage, Animal observation, Family and attractions and Nature and landscapes. These are the ones for which the conditions on site are most favourable.

Visitor numbers are moderate: this month is in High crowding, with an index of 62/100. It is often a good compromise between weather and tranquility.

Prices are average: level Moderate prices, with an index of 50/100, including flights and accommodation.

The most favorable months in Arnhem are: May, June, July, August and September. You are therefore already in one of the best times of the year; shifting your plans would not gain you much in terms of weather.
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