Bonn
July
Weather in Bonn for July 2025
Your guide to Bonn weather in July - trends and predictions
In general, the average temperature in Bonn at the beginning of July is 20.4 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 22.6 °C by the end of July.
Bonn experiences an exceptionally high level of rainfall in July, with more than 24 rainy days on average.
Is July a good time to visit Bonn? check out the best time to travel to Bonn page.
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6
Dry days
25
Rainy days
0
Snow days
24°/14°
Temperatures
18 km/h
Avg max wind
63 %
Avg humidity
Bonn in July average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  19° | 2  18° | 3 17° | 4 21° | 5 20° | 6  23° | |
| 7 25° | 8  28° | 9 32° | 10 25° | 11 28° | 12  23° | 13 22° |
| 14 25° | 15  26° | 16 24° | 17 23° | 18 27° | 19 27° | 20 27° |
| 21 22° | 22 24° | 23 21° | 24 22° | 25 22° | 26 20° | 27 18° |
| 28 23° | 29 24° | 30 26° | 31 25° |
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Temperatures trend during July in Bonn
See the weather trend as well as the moving average line
July weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. | Moderate or heavy rain shower | 19° /12° | 7 mm | 4 | |
| 2 Jul. | Patchy rain possible | 18° /11° | 3.9 mm | 4 | |
| 3 Jul. | Patchy rain possible | 17° /10° | 2.6 mm | 4 | |
| 4 Jul. | Patchy rain possible | 21° /11° | 2.4 mm | 5 | |
| 5 Jul. | Moderate or heavy rain shower | 20° /11° | 3.9 mm | 5 | |
| 6 Jul. | Sunny | 23° /11° | 0.9 mm | 6 | |
| 7 Jul. | Sunny | 25° /9° | 0 mm | 6 | |
| 8 Jul. | Partly cloudy | 28° /13° | 0.2 mm | 7 | |
| 9 Jul. | Patchy rain possible | 32° /15° | 1.4 mm | 8 | |
| 10 Jul. | Moderate rain at times | 25° /17° | 2 mm | 6 | |
| 11 Jul. | Partly cloudy | 28° /14° | 2.2 mm | 7 | |
| 12 Jul. | Cloudy | 23° /14° | 8.4 mm | 6 | |
| 13 Jul. | Patchy rain possible | 22° /12° | 0.7 mm | 5 | |
| 14 Jul. | Partly cloudy | 25° /11° | 0.5 mm | 6 | |
| 15 Jul. | Heavy rain at times | 26° /15° | 3.1 mm | 7 | |
| 16 Jul. | Partly cloudy | 24° /15° | 1.2 mm | 6 | |
| 17 Jul. | Patchy rain possible | 23° /13° | 0.9 mm | 5 | |
| 18 Jul. | Partly cloudy | 27° /12° | 0 mm | 7 | |
| 19 Jul. | Patchy rain possible | 27° /14° | 0.3 mm | 7 | |
| 20 Jul. | Patchy rain possible | 27° /15° | 0.6 mm | 6 | |
| 21 Jul. | Moderate or heavy rain shower | 22° /15° | 6.1 mm | 5 | |
| 22 Jul. | Patchy rain possible | 24° /12° | 0.2 mm | 5 | |
| 23 Jul. | Moderate or heavy rain shower | 21° /14° | 9.6 mm | 5 | |
| 24 Jul. | Moderate or heavy rain shower | 22° /14° | 3.8 mm | 5 | |
| 25 Jul. | Moderate or heavy rain shower | 22° /11° | 2.3 mm | 6 | |
| 26 Jul. | Patchy rain possible | 20° /12° | 2.7 mm | 5 | |
| 27 Jul. | Moderate or heavy rain shower | 18° /14° | 17.2 mm | 4 | |
| 28 Jul. | Moderate rain at times | 23° /14° | 3.9 mm | 5 | |
| 29 Jul. | Moderate or heavy rain shower | 24° /13° | 5.6 mm | 6 | |
| 30 Jul. | Moderate rain at times | 26° /13° | 1.1 mm | 7 | |
| 31 Jul. | Heavy rain at times | 25° /16° | 8.5 mm | 7 | |
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Important Notice
Our weather forecast for Bonn in July 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 Bonn forecast closer to your planned date for the most up-to-date weather information.
Bonn in July - FAQ
What are the expected maximum and minimum temperatures in Bonn during July?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bonn during July?
Significant rainfall exceeding 132.4 mm is expected in Bonn during July, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Bonn during July?
The average wind speed in Bonn during July is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Bonn in July?
As you prepare for your trip to Bonn in July, 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 Bonn, during July, 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
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