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The weather in Bonn in December is very cold with temperatures between 2°C and 6°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in Bonn. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
You can expect a few days of snow in Bonn during December. It’s important to get out your snow boots and warm mittens to stay warm while you explore Bonn.
Our weather forecast can give you a great sense of what weather to expect in Bonn in December 2024.
If you’re planning to visit Bonn in the near future, we highly recommend that you review the 14 day weather forecast for Bonn before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / 0° | 8 | 15 | 8 | 65 mm | Awful | Bonn in January |
| February | 6° / 1° | 8 | 14 | 6 | 52 mm | Awful | Bonn in February |
| March | 11° / 3° | 6 | 23 | 2 | 56 mm | Bad | Bonn in March |
| April | 16° / 6° | 4 | 25 | 1 | 47 mm | Good | Bonn in April |
| May | 19° / 8° | 6 | 25 | 0 | 84 mm | Good | Bonn in May |
| June | 22° / 12° | 6 | 24 | 0 | 91 mm | Good | Bonn in June |
| July | 24° / 14° | 6 | 25 | 0 | 96 mm | Perfect | Bonn in July |
| August | 24° / 14° | 5 | 26 | 0 | 78 mm | Perfect | Bonn in August |
| September | 21° / 11° | 4 | 26 | 0 | 51 mm | Good | Bonn in September |
| October | 15° / 7° | 5 | 26 | 0 | 56 mm | Good | Bonn in October |
| November | 10° / 4° | 6 | 22 | 1 | 57 mm | Ok | Bonn in November |
| December | 6° / 2° | 9 | 17 | 5 | 76 mm | Awful | Bonn in December |