Bologna
September
Weather in Bologna for September 2025
Your guide to Bologna weather in September - trends and predictions
In general, the average temperature in Bologna at the beginning of September is 30.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.6 °C by the end of September.
Bologna sees moderate rainfall in September, averaging 6 rainy days.
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24
Dry days
6
Rainy days
0
Snow days
29°/17°
Temperatures
14 km/h
Avg max wind
54 %
Avg humidity
Bologna in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  32° | 2 32° | 3  31° | 4 31° | 5 29° | 6  29° | 7 31° |
| 8 28° | 9 29° | 10 30° | 11 31° | 12 29° | 13 23° | 14 25° |
| 15 26° | 16  25° | 17 23° | 18  24° | 19 23° | 20 24° | 21 26° |
| 22  24° | 23  25° | 24 22° | 25 24° | 26 26° | 27 27° | 28 25° |
| 29 24° | 30 24° |
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Temperatures trend during September in Bologna
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. | Partly cloudy | 32° /19° | 0 mm | 8 | |
| 2 Sept. | Partly cloudy | 32° /19° | 0.7 mm | 8 | |
| 3 Sept. | Overcast | 31° /19° | 0 mm | 8 | |
| 4 Sept. | Partly cloudy | 31° /19° | 1.2 mm | 7 | |
| 5 Sept. | Partly cloudy | 29° /17° | 4.1 mm | 7 | |
| 6 Sept. | Sunny | 29° /16° | 0 mm | 8 | |
| 7 Sept. | Sunny | 31° /17° | 0 mm | 8 | |
| 8 Sept. | Sunny | 28° /18° | 6.7 mm | 7 | |
| 9 Sept. | Sunny | 29° /17° | 3.1 mm | 7 | |
| 10 Sept. | Sunny | 30° /17° | 0.2 mm | 7 | |
| 11 Sept. | Sunny | 31° /17° | 0.2 mm | 7 | |
| 12 Sept. | Sunny | 29° /15° | 0.7 mm | 7 | |
| 13 Sept. | Partly cloudy | 23° /14° | 2.3 mm | 6 | |
| 14 Sept. | Partly cloudy | 25° /14° | 0 mm | 6 | |
| 15 Sept. | Partly cloudy | 26° /14° | 0 mm | 7 | |
| 16 Sept. | Thundery outbreaks possible | 25° /14° | 0.2 mm | 6 | |
| 17 Sept. | Partly cloudy | 23° /16° | 3.1 mm | 6 | |
| 18 Sept. | Patchy rain possible | 24° /16° | 1.3 mm | 6 | |
| 19 Sept. | Partly cloudy | 23° /16° | 13 mm | 6 | |
| 20 Sept. | Overcast | 24° /16° | 0.8 mm | 6 | |
| 21 Sept. | Patchy rain possible | 26° /16° | 0.1 mm | 6 | |
| 22 Sept. | Light drizzle | 24° /15° | 0.5 mm | 6 | |
| 23 Sept. | Moderate or heavy rain with thunder | 25° /14° | 9.4 mm | 6 | |
| 24 Sept. | Patchy rain possible | 22° /14° | 0.8 mm | 5 | |
| 25 Sept. | Sunny | 24° /13° | 2.7 mm | 6 | |
| 26 Sept. | Sunny | 26° /15° | 0 mm | 7 | |
| 27 Sept. | Sunny | 27° /16° | 0 mm | 7 | |
| 28 Sept. | Overcast | 25° /14° | 0 mm | 6 | |
| 29 Sept. | Partly cloudy | 24° /14° | 0 mm | 7 | |
| 30 Sept. | Sunny | 24° /14° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Bologna 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 Bologna forecast closer to your planned date for the most up-to-date weather information.
Bologna in September - FAQ
What are the expected maximum and minimum temperatures in Bologna during September?
During September, expect a variety of temperatures with highs around 29° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Bologna during September?
Expect minimal rainfall in Bologna during September, with a total of 12.5 mm over approximately 6 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Bologna during September?
The average wind speed in Bologna during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Bologna in September?
As you prepare for your trip to Bologna 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 Bologna, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
September rainfall patterns in Bologna
Explore the daily rainfall trends and prepare for Bolognas September weather 💧
UV exposure in Bologna during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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