Weather in Dorset for December 2025
Until now, December 2025 in Dorset has been nearly identical to the historical average, with a temperature of 11.4 °C (showing only a slight deviation of 0.4 °C).
The forecast for the next days in Dorset predicts temperatures to be around 7 °C, close to the historical average.
In general, the average temperature in Dorset at the beginning of December is 11.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 4.9 °C by the end of December.
Dorset experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 112 mm.
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Dorset Weather December
Temperatures trend during December in Dorset
December weather in Dorset day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Partly cloudy | 10° /7° | 3.7 mm | 3 | |
| 2 Dec. |  Sunny | 10° /5° | 1.8 mm | 3 | |
| 3 Dec. |  Light rain shower | 10° /7° | 12.8 mm | 3 | |
| 4 Dec. |  Moderate or heavy rain with thunder | 11° /6° | 9.6 mm | 3 | |
| 5 Dec. | Patchy rain possible | 12° /7° | 7.1 mm | 3 | |
| 6 Dec. | Patchy rain possible | 12° /7° | 3.1 mm | 3 | |
| 7 Dec. |  Moderate rain | 13° /9° | 11.6 mm | 3 | |
| 8 Dec. | Light rain shower | 11° /9° | 2.8 mm | 3 | |
| 9 Dec. |  Light drizzle | 12° /9° | 7.3 mm | 3 | |
| 10 Dec. | Patchy rain possible | 11° /8° | 2.3 mm | 3 | |
| 11 Dec. | Partly cloudy | 10° /8° | 0.4 mm | 3 | |
| 12 Dec. | Light rain shower | 11° /8° | 3.8 mm | 3 | |
| 13 Dec. | Light drizzle | 10° /6° | 1.7 mm | 3 | |
| 14 Dec. | Patchy rain possible | 10° /7° | 0.5 mm | 3 | |
| 15 Dec. | Patchy rain possible | 11° /8° | 1.7 mm | 3 | |
| 16 Dec. | Patchy rain possible | 12° /9° | 0.8 mm | 3 | |
| 17 Dec. | Patchy rain possible | 11° /9° | 3.8 mm | 3 | |
| 18 Dec. | Light rain shower | 13° /10° | 8.1 mm | 3 | |
| 19 Dec. | Patchy rain possible | 10° /9° | 0.7 mm | 0.1 | |
| 20 Dec. | Patchy rain possible | 10° /9° | 3.7 mm | 0.1 | |
| 21 Dec. | Moderate rain | 10° /9° | 8.2 mm | 0 | |
| 22 Dec. | Patchy rain possible | 10° /8° | 2.7 mm | 0.1 | |
| 23 Dec. | Partly cloudy | 8° /5° | 0.1 mm | 0.1 | |
| 24 Dec. | Patchy rain possible | 7° /5° | 0.4 mm | 2 | |
| 25 Dec. | Patchy rain possible | 5° /4° | 0.1 mm | 1 | |
| 26 Dec. | Patchy rain possible | 4° /2° | 0.9 mm | 1 | |
| 27 Dec. |  Overcast | 5° /4° | 0.1 mm | 1 | |
| 28 Dec. | Sunny | 5° /3° | 0 mm | 2 | |
| 29 Dec. | Sunny | 5° /3° | 0 mm | 2 | |
| 30 Dec. | Sunny | 5° /3° | 0 mm | 2 | |
| 31 Dec. |  Cloudy | 5° /3° | 0 mm | 1 | |
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Dorset in December - FAQ
Dorset water temperatures in December
The average water temperature of the Atlantic Ocean near Dorset in December is 10.5 °C. At the beginning of December temperatures are around 10.5 °C; by the end of the month they stay fairly steady and reach 10.6 °C.
- What is the water temperature in Dorset in December?
- The average water temperature in Dorset in December is 10.5 °C.
- Can you swim in Dorset in December?
- Dangerously cold water: hypothermia risk is high. Only experienced cold-water swimmers with proper gear should consider entering.
December rainfall patterns in Dorset
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