The temperatures in Gruissan in October are usually low and can range between 14°C and 20°C.
You can expect about 3 to 8 days of rain in Gruissan during the month of October. 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 Gruissan in October 2026.
If you’re planning to visit Gruissan in the near future, we highly recommend that you review the 14 day weather forecast for Gruissan before you arrive.
Temperatures
20° / 14°
Rainy Days
4
Snowy Days
0
Dry Days
27
Rainfall
122
mm
Sun Hours
10.4
Hrs
