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The weather in London in December is very cold with temperatures between 4°C and 8°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in London. 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 London during December. It’s important to get out your snow boots and warm mittens to stay warm while you explore London.
Our weather forecast can give you a great sense of what weather to expect in London in December 2024.
If you’re planning to visit London in the near future, we highly recommend that you review the 14 day weather forecast for London before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 7° / 3° | 8 | 19 | 4 | 81 mm | Awful | London in January |
| February | 8° / 3° | 8 | 16 | 4 | 75 mm | Awful | London in February |
| March | 10° / 4° | 5 | 24 | 2 | 56 mm | Bad | London in March |
| April | 14° / 6° | 4 | 26 | 1 | 44 mm | Good | London in April |
| May | 16° / 8° | 6 | 26 | 0 | 66 mm | Good | London in May |
| June | 19° / 11° | 5 | 25 | 0 | 77 mm | Good | London in June |
| July | 22° / 14° | 5 | 26 | 0 | 70 mm | Good | London in July |
| August | 21° / 14° | 4 | 27 | 0 | 77 mm | Good | London in August |
| September | 19° / 12° | 4 | 26 | 0 | 51 mm | Good | London in September |
| October | 15° / 10° | 7 | 24 | 0 | 90 mm | Ok | London in October |
| November | 11° / 6° | 7 | 22 | 1 | 82 mm | Bad | London in November |
| December | 8° / 4° | 8 | 21 | 3 | 90 mm | Awful | London in December |