Click on a day for an hourly weather forecast
The temperatures in Southwold in December are quite cold with temperatures between 6°C and 8°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in Southwold. 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.
Please note that Southwold can expect a few days of snow in December.
Our weather forecast can give you a great sense of what weather to expect in Southwold in December 2025.
If you’re planning to visit Southwold in the near future, we highly recommend that you review the 14 day weather forecast for Southwold before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 7° / 4° | 9 | 18 | 4 | 74 mm | Awful | Southwold in January |
| February | 7° / 4° | 8 | 15 | 5 | 68 mm | Awful | Southwold in February |
| March | 9° / 5° | 6 | 23 | 1 | 57 mm | Ok | Southwold in March |
| April | 11° / 7° | 3 | 27 | 0 | 38 mm | Ok | Southwold in April |
| May | 13° / 9° | 4 | 27 | 0 | 63 mm | Ok | Southwold in May |
| June | 16° / 12° | 4 | 26 | 0 | 72 mm | Good | Southwold in June |
| July | 19° / 15° | 5 | 26 | 0 | 87 mm | Good | Southwold in July |
| August | 20° / 15° | 5 | 26 | 0 | 87 mm | Good | Southwold in August |
| September | 17° / 14° | 4 | 26 | 0 | 63 mm | Good | Southwold in September |
| October | 14° / 11° | 6 | 25 | 0 | 89 mm | Good | Southwold in October |
| November | 11° / 8° | 7 | 22 | 0 | 81 mm | Bad | Southwold in November |
| December | 8° / 6° | 9 | 20 | 2 | 90 mm | Awful | Southwold in December |