French Island Weather Forecast
- 9
- 16
Sunny
- 9
- 22
Partly cloudy
- 16
- 23
Possible shower
- 14
- 21
Showers
- 12
- 16
Shower or two
- 11
- 16
Partly cloudy
- 11
- 17
Partly cloudy
Today 28 Sep Central
Mostly sunny. Light winds becoming southeast to southwesterly 15 to 20 km/h in the late afternoon then becoming light in the evening. Daytime maximum temperatures between 16 and 19.
French Island Temperature Statistics View More
September Temperature
Rhyll (13km)
Lowest 18 September, 2026
7.2 °CAverage September
13.7 °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