Chambersburg Weather in December

In Chambersburg, December brings low daytime temperatures around 7°C (45°F), with nights cooling to -2°C (28°F). Expect quite a bit of snow/rainfall this month.

Rainfall in Chambersburg in December

You can expect snow/rain on around 12 days based on historical patterns, with 100 mm (3.9 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Chambersburg in December

December in Chambersburg brings low temperatures, with highs of 7°C (45°F) and nights around -2°C (28°F). During December, the winter season is in full swing. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. At -2°C (28°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Chambersburg. Our weather planner can help you explore destinations with more pleasant weather conditions.