Click on a day for an hourly weather forecast
The temperatures in Lorient in May are usually low and can range between 10°C and 16°C.
You can expect about 3 to 8 days of rain in Lorient during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Lorient in May 2026.
If you’re planning to visit Lorient in the near future, we highly recommend that you review the 14 day weather forecast for Lorient before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 9° / 6° | 10 | 21 | 1 | 140 mm | Bad | Lorient in January |
| February | 10° / 5° | 8 | 18 | 2 | 130 mm | Awful | Lorient in February |
| March | 12° / 6° | 6 | 25 | 0 | 82 mm | Ok | Lorient in March |
| April | 14° / 7° | 4 | 26 | 0 | 77 mm | Good | Lorient in April |
| May | 16° / 10° | 4 | 27 | 0 | 81 mm | Good | Lorient in May |
| June | 19° / 13° | 5 | 25 | 0 | 91 mm | Good | Lorient in June |
| July | 21° / 14° | 4 | 27 | 0 | 71 mm | Good | Lorient in July |
| August | 21° / 14° | 4 | 27 | 0 | 71 mm | Good | Lorient in August |
| September | 20° / 13° | 4 | 26 | 0 | 57 mm | Good | Lorient in September |
| October | 16° / 11° | 7 | 24 | 0 | 140 mm | Ok | Lorient in October |
| November | 13° / 9° | 9 | 21 | 0 | 152 mm | Bad | Lorient in November |
| December | 11° / 7° | 10 | 21 | 1 | 161 mm | Bad | Lorient in December |