Pontllyfni Weather Forecast
- 4
- 7
Light rain
- 5
- 9
Partly cloudy
- 5
- 10
Heavy rain shower
- 9
- 9
Light rain
- 8
- 11
Overcast
- 6
- 14
Partly cloudy
Today 13 Mar Wales
Friday will bring a brighter but much colder day with a mixture of cloudy periods and sunny spells. Passing blustery showers are possible, these wintry over higher ground. Maximum temperature 8 °C.
Pontllyfni Temperature Statistics
March Temperature
Valley (26km)
Lowest 7 March, 2026
0 °CAverage March
8.2 °CHighest 4 March, 2026
14.2 °C
Climate (2021–Present)
Valley (26km)
Average Low 2021–2026
9 °CAverage 2021–2026
11.5 °CAverage High 2021–2026
13.8 °C