Weather in Hamburg for September 2025
In general, the average temperature in Hamburg at the beginning of September is 25.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.9 °C by the end of September.
Hamburg sees moderate rainfall in September, averaging 8 rainy days.
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Hamburg in September average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2  23° | 3 24° | 4 25° | 5  29° | 6  28° | 7 28° |
| 8 27° | 9  23° | 10 22° | 11 22° | 12 19° | 13  16° | 14 17° |
| 15 20° | 16 22° | 17 23° | 18  24° | 19 21° | 20 23° | 21 23° |
| 22 20° | 23 19° | 24 18° | 25 18° | 26 19° | 27 18° | 28 17° |
| 29 18° | 30 17° |
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Temperatures trend during September in Hamburg
September weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Partly cloudy | 21° /10° | 0 mm | 5 | |
| 2 Sept. | Mist | 23° /10° | 0 mm | 6 | |
| 3 Sept. | Partly cloudy | 24° /14° | 1.6 mm | 6 | |
| 4 Sept. | Mist | 25° /14° | 1.6 mm | 6 | |
| 5 Sept. | Overcast | 29° /14° | 0 mm | 7 | |
| 6 Sept. | Sunny | 28° /17° | 0 mm | 7 | |
| 7 Sept. | Sunny | 28° /16° | 0 mm | 7 | |
| 8 Sept. | Sunny | 27° /16° | 2.1 mm | 7 | |
| 9 Sept. | Cloudy | 23° /14° | 25.6 mm | 5 | |
| 10 Sept. | Sunny | 22° /13° | 1.7 mm | 6 | |
| 11 Sept. | Sunny | 22° /11° | 10.7 mm | 5 | |
| 12 Sept. | Fog | 19° /10° | 0.3 mm | 4 | |
| 13 Sept. | Moderate rain | 16° /8° | 5.5 mm | 4 | |
| 14 Sept. | Partly cloudy | 17° /7° | 0 mm | 5 | |
| 15 Sept. | Partly cloudy | 20° /7° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 22° /11° | 0 mm | 5 | |
| 17 Sept. | Overcast | 23° /12° | 0.2 mm | 6 | |
| 18 Sept. | Patchy rain possible | 24° /14° | 0.1 mm | 5 | |
| 19 Sept. | Patchy rain possible | 21° /13° | 0.1 mm | 5 | |
| 20 Sept. | Overcast | 23° /14° | 0.4 mm | 6 | |
| 21 Sept. | Partly cloudy | 23° /12° | 0.7 mm | 6 | |
| 22 Sept. | Light rain shower | 20° /11° | 2.2 mm | 5 | |
| 23 Sept. | Light rain shower | 19° /11° | 1.8 mm | 5 | |
| 24 Sept. | Patchy rain possible | 18° /10° | 2.2 mm | 4 | |
| 25 Sept. | Overcast | 18° /11° | 6.3 mm | 5 | |
| 26 Sept. | Overcast | 19° /11° | 10 mm | 5 | |
| 27 Sept. | Partly cloudy | 18° /11° | 4.5 mm | 5 | |
| 28 Sept. | Partly cloudy | 17° /11° | 1.2 mm | 5 | |
| 29 Sept. | Light rain shower | 18° /10° | 1.6 mm | 4 | |
| 30 Sept. | Patchy rain possible | 17° /9° | 0.1 mm | 4 | |
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Guide for Hamburg in September
In September, Hamburg, Germany experiences a transition from late summer to early autumn, bringing about noticeable changes in the weather. At the beginning of the month, the city typically enjoys mild and pleasant conditions with average temperatures around 16°.
The days are still relatively long, providing ample daylight for outdoor activities and sightseeing. However, occasional rainfall can be expected, so it's advisable for visitors to carry an umbrella or raincoat.
As the month progresses, Hamburg gradually witnesses a decrease in temperatures, with average highs dropping to around 18° and lows to 10°. The weather becomes cooler, and the likelihood of rain increases.
Visitors can expect more overcast days towards the end of September, but the city's parks and green spaces take on beautiful autumnal hues, making it a picturesque time to explore the outdoors.
Overall, September in Hamburg offers a mix of comfortable temperatures and the beginnings of autumnal weather, making it an ideal time to experience the city's cultural attractions and scenic beauty.
Hamburg in September - FAQ
What to pack to Hamburg in September?
As you prepare for your trip to Hamburg 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 Hamburg, 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
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Where is Hamburg?Get accurate weather forecasts for Hamburg, located at latitude 53.551 and longitude 9.993. Stay updated with localized weather information tailored for Hamburg.