Plymouth
May
Weather in Plymouth for May 2026
Your guide to Plymouth weather in May - trends and predictions
Flood Warning: South Devon coast at Beesands, Torcross, Slapton and Dawlish - See hour by hour.
The forecast for the first days of May 2026 in Plymouth predicts temperatures to be around 13 °C, close to the historical average.
In general, the average temperature in Plymouth at the beginning of May is 13.3 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 16.1 °C by the end of May.
Plymouth in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 56.5 mm.
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13
Dry days
18
Rainy days
0
Snow days
15°/9°
Temperatures
24 km/h
Avg max wind
82 %
Avg humidity
Plymouth Weather May
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Temperatures trend during May in Plymouth
See the weather trend as well as the moving average line
May weather in Plymouth day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Patchy rain possible | 15° /10° | 0.1 mm | 5.4 | |
| 2 May | Patchy rain possible | 16° /10° | 2 mm | 1.7 | |
| 3 May |  Moderate rain | 14° /11° | 13.4 mm | 5.1 | |
| 4 May | Patchy rain possible | 13° /7° | 1.1 mm | 5.4 | |
| 5 May | Patchy rain possible | 13° /9° | 0.3 mm | 3 | |
| 6 May |  Partly cloudy | 11° /5° | 0 mm | 3 | |
| 7 May |  Sunny | 11° /5° | 0 mm | 3 | |
| 8 May | Patchy rain possible | 14° /9° | 0.7 mm | 3 | |
| 9 May | Patchy rain possible | 13° /9° | 0.2 mm | 3 | |
| 10 May | Moderate rain | 12° /6° | 6 mm | 2 | |
| 11 May | Patchy rain possible | 11° /9° | 3.8 mm | 3 | |
| 12 May | Patchy rain possible | 12° /10° | 0.3 mm | 3 | |
| 13 May | Patchy rain possible | 13° /11° | 4.3 mm | 3 | |
| 14 May | Patchy rain possible | 15° /10° | 1.9 mm | 4 | |
| 15 May |  Overcast | 14° /9° | 1.2 mm | 3 | |
| 16 May | Overcast | 15° /8° | 0 mm | 4 | |
| 17 May | Patchy rain possible | 14° /8° | 0.2 mm | 3 | |
| 18 May | Overcast | 15° /10° | 1.6 mm | 4 | |
| 19 May |  Moderate rain at times | 16° /9° | 0.6 mm | 4 | |
| 20 May | Patchy rain possible | 17° /10° | 0.3 mm | 4 | |
| 21 May | Light rain shower | 15° /9° | 2.6 mm | 4 | |
| 22 May | Patchy rain possible | 17° /9° | 0.3 mm | 4 | |
| 23 May | Patchy rain possible | 14° /9° | 0.4 mm | 4 | |
| 24 May | Patchy rain possible | 16° /10° | 0.5 mm | 4 | |
| 25 May |  Cloudy | 15° /9° | 3.8 mm | 3 | |
| 26 May | Light rain shower | 16° /10° | 2.8 mm | 4 | |
| 27 May | Sunny | 16° /9° | 2.4 mm | 4 | |
| 28 May | Cloudy | 17° /11° | 1.1 mm | 4 | |
| 29 May | Patchy rain possible | 16° /11° | 0.2 mm | 4 | |
| 30 May | Patchy rain possible | 17° /10° | 0.2 mm | 4 | |
| 31 May | Patchy rain possible | 16° /10° | 0.3 mm | 4 | |
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Important Notice
Our weather forecast for Plymouth 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 Plymouth forecast closer to your planned date for the most up-to-date weather information.
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Plymouth in May - FAQ
What are the expected maximum and minimum temperatures in Plymouth during May?
During May, expect a variety of temperatures with highs around 15° and lows near 9°, suitable for diverse activities and preferences.
How much rainfall should be expected in Plymouth during May?
Moderate rainfall is anticipated in Plymouth during May, with a total of 56.5 mm spread over approximately 18 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Plymouth during May?
The average wind speed in Plymouth during May is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Plymouth
Explore the daily rainfall trends and prepare for Plymouths May weather 💧
Typically, Plymouth has 18 rainy days in May with a total of 56.5 mm of rainfall.
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