Cwm Weather in December

December in Cwm brings low temperatures, with daytime highs of 9°C (48°F) and nights around 4°C (39°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Cwm in December

This month sees the most rain, so carrying an umbrella will ensure you stay dry. You can expect rain on around 19 days based on historical patterns, with 93 mm (3.7 in) average for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Cwm in December

In December, Cwm gets low temperatures, with highs of 9°C (48°F). Nights cool to around 4°C (39°F). December is in the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With lows around 4°C (39°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Cwm in December

The area experiences limited sunny days, amounting to roughly 48 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Cwm.