Weather in Groningen for September 2025
In general, the average temperature in Groningen at the beginning of September is 23.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.3 °C by the end of September.
Groningen sees moderate rainfall in September, averaging 8 rainy days.
Is September a good time to visit Groningen? check out the best time to travel to Groningen page.
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Groningen in September average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2  23° | 3 22° | 4 20° | 5  27° | 6 27° | 7 26° |
| 8 26° | 9 23° | 10 22° | 11  21° | 12 19° | 13 16° | 14  18° |
| 15 21° | 16 20° | 17 21° | 18 22° | 19 21° | 20 22° | 21  20° |
| 22 20° | 23 17° | 24 18° | 25 17° | 26 18° | 27 18° | 28 16° |
| 29 18° | 30 16° |
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Temperatures trend during September in Groningen
September weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Overcast | 21° /11° | 0 mm | 5 | |
| 2 Sept. | Cloudy | 23° /13° | 4.6 mm | 6 | |
| 3 Sept. | Overcast | 22° /14° | 2.6 mm | 5 | |
| 4 Sept. | Overcast | 20° /13° | 5.2 mm | 5 | |
| 5 Sept. | Sunny | 27° /15° | 0.1 mm | 7 | |
| 6 Sept. | Sunny | 27° /16° | 0 mm | 7 | |
| 7 Sept. | Sunny | 26° /15° | 0 mm | 6 | |
| 8 Sept. | Sunny | 26° /15° | 0.2 mm | 6 | |
| 9 Sept. | Overcast | 23° /15° | 0.7 mm | 5 | |
| 10 Sept. | Sunny | 22° /13° | 3.9 mm | 6 | |
| 11 Sept. | Patchy rain possible | 21° /12° | 6.3 mm | 5 | |
| 12 Sept. | Overcast | 19° /10° | 2.7 mm | 4 | |
| 13 Sept. | Cloudy | 16° /9° | 0.8 mm | 4 | |
| 14 Sept. | Partly cloudy | 18° /8° | 0.1 mm | 5 | |
| 15 Sept. | Cloudy | 21° /9° | 0 mm | 5 | |
| 16 Sept. | Cloudy | 20° /11° | 0.2 mm | 5 | |
| 17 Sept. | Overcast | 21° /13° | 0 mm | 5 | |
| 18 Sept. | Light rain shower | 22° /13° | 4.1 mm | 6 | |
| 19 Sept. | Patchy rain possible | 21° /11° | 0.6 mm | 5 | |
| 20 Sept. | Overcast | 22° /13° | 0.2 mm | 6 | |
| 21 Sept. | Light rain | 20° /12° | 3.5 mm | 5 | |
| 22 Sept. | Patchy rain possible | 20° /11° | 0.9 mm | 5 | |
| 23 Sept. | Light rain shower | 17° /11° | 3.6 mm | 4 | |
| 24 Sept. | Partly cloudy | 18° /9° | 1 mm | 5 | |
| 25 Sept. | Overcast | 17° /11° | 2.5 mm | 4 | |
| 26 Sept. | Partly cloudy | 18° /12° | 7.6 mm | 5 | |
| 27 Sept. | Partly cloudy | 18° /11° | 7.6 mm | 5 | |
| 28 Sept. | Patchy rain possible | 16° /10° | 1 mm | 4 | |
| 29 Sept. | Light rain shower | 18° /8° | 1.1 mm | 4 | |
| 30 Sept. | Patchy rain possible | 16° /9° | 6.4 mm | 4 | |
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Guide for Groningen in September
In Groningen, Netherlands, September marks the transition from summer to autumn, bringing about noticeable changes in the weather. At the beginning of the month, the weather in Groningen is generally mild and pleasant, with average temperatures around 16°.
The early days of September often see lingering warmth from the summer months, making it an ideal time to explore the city and its surrounding areas.
As the month progresses, the weather gradually begins to cool down, with temperatures dropping to around 13° by the end of September. Additionally, the city experiences an increase in rainfall towards the latter part of the month, as autumn sets in.
Visitors can expect occasional showers and overcast skies as the month comes to a close.
Overall, September in Groningen offers a mix of comfortable temperatures and changing weather patterns, making it a great time to experience the city's cultural attractions and outdoor activities.
Whether strolling along the canals or visiting historic sites, travelers should be prepared for varying weather conditions and dress accordingly.
Groningen in September - FAQ
What to pack to Groningen in September?
As you prepare for your trip to Groningen 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 Groningen, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- 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 Groningen
UV exposure in Groningen during September
Quick links
Where is Groningen?Get accurate weather forecasts for Groningen, located at latitude 53.219 and longitude 6.567. Stay updated with localized weather information tailored for Groningen.