Click on a day for an hourly weather forecast
The temperatures in Saint Nazaire in April are quite cold with temperatures between 7°C and 15°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Saint Nazaire during the month of April. 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 Saint Nazaire in April 2026.
If you’re planning to visit Saint Nazaire in the near future, we highly recommend that you review the 14 day weather forecast for Saint Nazaire before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 9° / 5° | 8 | 22 | 1 | 117 mm | Bad | Saint Nazaire in January |
| February | 10° / 5° | 8 | 19 | 1 | 106 mm | Bad | Saint Nazaire in February |
| March | 12° / 6° | 6 | 25 | 0 | 72 mm | Ok | Saint Nazaire in March |
| April | 15° / 7° | 4 | 26 | 0 | 67 mm | Good | Saint Nazaire in April |
| May | 17° / 10° | 4 | 27 | 0 | 68 mm | Good | Saint Nazaire in May |
| June | 21° / 13° | 5 | 25 | 0 | 79 mm | Good | Saint Nazaire in June |
| July | 23° / 15° | 4 | 27 | 0 | 57 mm | Perfect | Saint Nazaire in July |
| August | 23° / 15° | 4 | 27 | 0 | 61 mm | Perfect | Saint Nazaire in August |
| September | 21° / 13° | 3 | 27 | 0 | 49 mm | Good | Saint Nazaire in September |
| October | 17° / 11° | 6 | 25 | 0 | 112 mm | Good | Saint Nazaire in October |
| November | 13° / 9° | 7 | 22 | 0 | 137 mm | Bad | Saint Nazaire in November |
| December | 11° / 7° | 9 | 22 | 0 | 145 mm | Bad | Saint Nazaire in December |