Click on a day for an hourly weather forecast
The temperatures in San Juan de Luz in September are comfortable with low of 16°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in San Juan de Luz during the month of September. 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 San Juan de Luz in September 2025.
If you’re planning to visit San Juan de Luz in the near future, we highly recommend that you review the 14 day weather forecast for San Juan de Luz before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 10° / 6° | 11 | 20 | 0 | 63 mm | Bad | San Juan de Luz in January |
| February | 11° / 7° | 8 | 20 | 0 | 45 mm | Ok | San Juan de Luz in February |
| March | 13° / 8° | 7 | 24 | 0 | 35 mm | Ok | San Juan de Luz in March |
| April | 15° / 10° | 8 | 22 | 0 | 35 mm | Good | San Juan de Luz in April |
| May | 17° / 12° | 6 | 25 | 0 | 36 mm | Good | San Juan de Luz in May |
| June | 20° / 15° | 7 | 23 | 0 | 36 mm | Good | San Juan de Luz in June |
| July | 23° / 17° | 4 | 27 | 0 | 20 mm | Perfect | San Juan de Luz in July |
| August | 23° / 18° | 4 | 27 | 0 | 22 mm | Perfect | San Juan de Luz in August |
| September | 21° / 16° | 5 | 25 | 0 | 27 mm | Good | San Juan de Luz in September |
| October | 19° / 14° | 6 | 25 | 0 | 34 mm | Good | San Juan de Luz in October |
| November | 14° / 10° | 12 | 18 | 0 | 74 mm | Ok | San Juan de Luz in November |
| December | 12° / 8° | 9 | 22 | 0 | 52 mm | Bad | San Juan de Luz in December |