Waltham Weather in December

Waltham in December sees low daytime temperatures of 9°C (48°F) and nighttime lows of 4°C (39°F). Rainfall is fairly high this month at around 76 mm (3 in), so pack a rain jacket to stay dry.

Rainfall in Waltham in December

Past climate data indicates that roughly 16 days will see rain, totalling around 76 mm (3 in) for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Waltham in December

If you're visiting Waltham in December, expect highs of 9°C (48°F) and overnight lows around 4°C (39°F). December is part of the winter season. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights fall to 4°C (39°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Waltham in December

The area experiences limited sunny days, amounting to roughly 50 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

December in Waltham has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.