French Island Weather Forecast
- 7
- 15
Sunny
- 7
- 17
Sunny
- 10
- 21
Partly cloudy
- 15
- 21
Shower or two
- 11
- 16
Possible shower
- 11
- 19
Partly cloudy
- 11
- 21
Partly cloudy
Today 22 Sep Central
Sunny. Winds east to southeasterly 15 to 20 km/h tending south to southeasterly in the early afternoon then becoming light in the evening. Daytime maximum temperatures between 14 and 18.
French Island Temperature Statistics View More
September Temperature
Rhyll (13km)
Lowest 18 September, 2026
7.2 °CAverage September
13.6 °CHighest 19 September, 2026
23.4 °C
Climate (2021–2026)
Rhyll (13km)
Average Low 2021–2026
12.2 °CAverage 2021–2026
15.2 °CAverage High 2021–2026
19.4 °C