Pendleton Weather in December

December in Pendleton brings low temperatures, with daytime highs of 6°C (43°F) and nights around -3°C (27°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Pendleton in December

During the wettest month of the year, an umbrella can be your best friend to stay dry. Historically, December sees about 15 days of snow/rain, with a monthly average of 48 mm (1.9 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Pendleton in December

Temperatures in Pendleton in December top out at 6°C (43°F) and drop to -3°C (27°F) overnight. 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. At -3°C (27°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. On average, it is the coldest month of the year. So be prepared and make sure to pack winter clothes.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Pendleton. Our weather planner can help you explore destinations with more pleasant weather conditions.