Dorset (Weymouth)
May
Weather in Dorset for May 2026
Your guide to Dorset weather in May - trends and predictions
In general, the average temperature in Dorset at the beginning of May is 12.9 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 15.4 °C by the end of May.
The climate of Dorset in May is notably wet, with an average of 13 rainy days, and a total of 68.9 mm of precipitation.
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Temperatures
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18
Dry days
13
Rainy days
0
Snow days
14°/10°
Temperatures
23 km/h
Avg max wind
85 %
Avg humidity
Dorset Weather May
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Temperatures trend during May in Dorset
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May weather in Dorset day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Light rain | 13° /10° | 7.8 mm | 3 | |
| 2 May | Light rain | 13° /10° | 8.5 mm | 4 | |
| 3 May |  Patchy rain possible | 14° /10° | 0.2 mm | 4 | |
| 4 May | Patchy rain possible | 12° /7° | 0.2 mm | 3 | |
| 5 May | Light drizzle | 12° /6° | 1.2 mm | 3 | |
| 6 May | Light rain shower | 12° /7° | 0.9 mm | 3 | |
| 7 May | Patchy rain possible | 14° /8° | 0.1 mm | 3 | |
| 8 May | Patchy rain possible | 13° /8° | 0.1 mm | 3 | |
| 9 May |  Sunny | 13° /9° | 0 mm | 4 | |
| 10 May | Sunny | 13° /9° | 0 mm | 4 | |
| 11 May | Sunny | 14° /10° | 1.2 mm | 4 | |
| 12 May | Light rain shower | 14° /11° | 4.7 mm | 3 | |
| 13 May | Light rain | 14° /11° | 6.2 mm | 3 | |
| 14 May | Patchy rain possible | 14° /10° | 0.5 mm | 4 | |
| 15 May | Patchy rain possible | 14° /9° | 0.3 mm | 4 | |
| 16 May | Patchy rain possible | 15° /9° | 0.1 mm | 4 | |
| 17 May | Patchy rain possible | 13° /9° | 0 mm | 3 | |
| 18 May | Light rain shower | 15° /10° | 3.1 mm | 4 | |
| 19 May | Patchy rain possible | 14° /9° | 0.3 mm | 3 | |
| 20 May |  Cloudy | 16° /8° | 0 mm | 4 | |
| 21 May |  Overcast | 15° /9° | 1.3 mm | 4 | |
| 22 May | Patchy rain possible | 16° /10° | 0.6 mm | 4 | |
| 23 May | Patchy rain possible | 14° /9° | 0.3 mm | 3 | |
| 24 May | Patchy rain possible | 16° /10° | 0.3 mm | 4 | |
| 25 May |  Partly cloudy | 15° /10° | 2 mm | 4 | |
| 26 May | Sunny | 15° /10° | 1.2 mm | 4 | |
| 27 May | Partly cloudy | 15° /10° | 1.6 mm | 4 | |
| 28 May | Overcast | 16° /11° | 1.8 mm | 4 | |
| 29 May | Partly cloudy | 15° /10° | 0.2 mm | 4 | |
| 30 May | Partly cloudy | 16° /10° | 0.6 mm | 4 | |
| 31 May | Overcast | 16° /11° | 0.1 mm | 4 | |
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Important Notice
Our weather forecast for Dorset in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Dorset forecast closer to your planned date for the most up-to-date weather information.
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Dorset in May - FAQ
What are the expected maximum and minimum temperatures in Dorset during May?
During May, expect a variety of temperatures with highs around 14° and lows near 10°, suitable for diverse activities and preferences.
How much rainfall should be expected in Dorset during May?
Moderate rainfall is anticipated in Dorset during May, with a total of 68.9 mm spread over approximately 13 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Dorset during May?
The average wind speed in Dorset during May is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
Dorset water temperatures in May
The average water temperature of the Atlantic Ocean near Dorset in May is 10.7 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Dorset in May?
- The average water temperature in Dorset in May is 10.7 °C.
- Can you swim in Dorset in May?
- Dangerously cold water: hypothermia risk is high. Only experienced cold-water swimmers with proper gear should consider entering.
May rainfall patterns in Dorset
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