Gelderland (Nijmegen)
September
Weather in Gelderland for September 2025
Your guide to Gelderland weather in September - trends and predictions
In general, the average temperature in Gelderland at the beginning of September is 25.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.9 °C by the end of September.
Gelderland sees moderate rainfall in September, averaging 9 rainy days.
Is September a good time to visit Gelderland? check out the best time to travel to Gelderland page.
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21
Dry days
9
Rainy days
0
Snow days
23°/13°
Temperatures
17 km/h
Avg max wind
70 %
Avg humidity
Gelderland in September average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2 26° | 3  24° | 4  21° | 5  29° | 6 27° | 7 28° |
| 8 26° | 9 24° | 10 23° | 11  22° | 12  19° | 13 18° | 14 19° |
| 15 21° | 16 21° | 17 22° | 18 23° | 19 22° | 20 23° | 21 21° |
| 22 21° | 23  18° | 24 18° | 25 18° | 26 19° | 27 18° | 28 17° |
| 29 18° | 30  17° |
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Temperatures trend during September in Gelderland
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light rain shower | 24° /13° | 5.8 mm | 6 | |
| 2 Sept. | Light rain shower | 26° /16° | 4.1 mm | 6 | |
| 3 Sept. | Cloudy | 24° /15° | 0.6 mm | 6 | |
| 4 Sept. | Overcast | 21° /14° | 4.4 mm | 5 | |
| 5 Sept. | Sunny | 29° /15° | 0.5 mm | 7 | |
| 6 Sept. | Sunny | 27° /15° | 0.6 mm | 7 | |
| 7 Sept. | Sunny | 28° /15° | 0 mm | 7 | |
| 8 Sept. | Sunny | 26° /15° | 0.3 mm | 6 | |
| 9 Sept. | Overcast | 24° /15° | 1.8 mm | 5 | |
| 10 Sept. | Sunny | 23° /14° | 1.5 mm | 6 | |
| 11 Sept. | Thundery outbreaks possible | 22° /13° | 7.6 mm | 5 | |
| 12 Sept. | Partly cloudy | 19° /10° | 1.8 mm | 5 | |
| 13 Sept. | Overcast | 18° /9° | 1.1 mm | 4 | |
| 14 Sept. | Sunny | 19° /9° | 0 mm | 6 | |
| 15 Sept. | Partly cloudy | 21° /9° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 21° /13° | 0.8 mm | 5 | |
| 17 Sept. | Overcast | 22° /13° | 0.2 mm | 5 | |
| 18 Sept. | Patchy rain possible | 23° /14° | 2 mm | 6 | |
| 19 Sept. | Overcast | 22° /13° | 0.2 mm | 5 | |
| 20 Sept. | Overcast | 23° /13° | 0 mm | 6 | |
| 21 Sept. | Light rain shower | 21° /12° | 5 mm | 5 | |
| 22 Sept. | Patchy rain possible | 21° /11° | 1.3 mm | 5 | |
| 23 Sept. | Light drizzle | 18° /10° | 3 mm | 4 | |
| 24 Sept. | Overcast | 18° /9° | 1.1 mm | 4 | |
| 25 Sept. | Overcast | 18° /11° | 6.5 mm | 5 | |
| 26 Sept. | Partly cloudy | 19° /12° | 10.5 mm | 5 | |
| 27 Sept. | Partly cloudy | 18° /11° | 3.3 mm | 5 | |
| 28 Sept. | Partly cloudy | 17° /10° | 0.7 mm | 5 | |
| 29 Sept. | Light rain shower | 18° /9° | 1.2 mm | 4 | |
| 30 Sept. | Mist | 17° /9° | 7.2 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Gelderland in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Gelderland forecast closer to your planned date for the most up-to-date weather information.
Gelderland in September - FAQ
What are the expected maximum and minimum temperatures in Gelderland during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Gelderland during September?
In September, Gelderland can expect light to moderate rainfall, totaling 39.2 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Gelderland during September?
The average wind speed in Gelderland during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Gelderland in September?
As you prepare for your trip to Gelderland in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Gelderland, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Gelderland
Explore the daily rainfall trends and prepare for Gelderlands September weather 💧
UV exposure in Gelderland during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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