Machynlleth Weather in December

In Machynlleth, December brings low daytime temperatures around 8°C (46°F), with nights cooling to 3°C (37°F). It is the wettest month of the year, so expect more rainfall than usual.

Rainfall in Machynlleth in December

Given that this is the rainiest month, it's wise to carry an umbrella to stay dry during unexpected showers. You can typically expect 21 days of rain this month, averaging around 143 mm (5.6 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Machynlleth in December

In December, Machynlleth sees low temperatures, with highs of 8°C (46°F). Nights drop to around 3°C (37°F). Winter occurs in December. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Machynlleth in December

This month sees fewer sunny days, with about 26 hours of sunshine, perfect for those who enjoy cooler temperatures.

December in Machynlleth can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.