Bonn Weather in July
July in Bonn typically sees daytime highs of 25°C (77°F) and nighttime lows of 14°C (57°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the summer season.
Rainfall in Bonn in July
Analyzing past climate data, one can expect approximately 15 days of rain, averaging 82 mm (3.2 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Bonn in July
The perfect temperature in Bonn in July makes it a solid month to visit, with 25°C (77°F) during the day and 14°C (57°F) at night. The month of July belongs to the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, it is the month with the highest temperature of the year.
Sunshine in Bonn in July
There are approximately 210 hours of sunshine this month, resulting in mostly clear days.If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Bonn.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Germany, check out our Bonn's climate page.
Bonn Temperature in July
Min Temperature
14°C (57°F)
Max Temperature
25°C (77°F)
Chance of Rain
50%
Precipitation
82 mm (3.2 in)
Rainy days
15 days
Sunshine
210 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Bonn typically stay consistent throughout July, with daily highs averaging around 25°C (77°F). Nights are cool, with lows around 14°C (57°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Bonn in July
Browse day-by-day weather records for Bonn spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Bonn historical weather extremes in July
The extremes listed below come from historical weather data collected in Bonn from 1976 through 2025.
- The warmest day in July was on July 25, 2019, with a maximum of 39°C (102°F).
- Bonn registered its coldest July night on July 1, 1984, with temperatures dropping to 3°C (37°F).
Best Places in Germany in July
Find out more about the weather in Germany and which places have the best travel conditions in this month. See all of Germany in July →
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What to Wear in Bonn in July
Pleasant temperatures in July mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Bonn in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Germany, check out our Bonn's climate page.
See the full Bonn climate overview or explore weather in Germany.
