Parsippany Weather in December

December in Parsippany brings low temperatures, with highs of 7°C (45°F) and nights dropping to -2°C (28°F). Rainfall is on the higher side this month, averaging around 126 mm (5 in), so keep a rain jacket handy.

Rainfall in Parsippany in December

Historically, the month has about 12 days of snow/rain, averaging 126 mm (5 in) in total. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Parsippany in December

December in Parsippany sees highs of 7°C (45°F) and lows of -2°C (28°F) overnight. Experience the winter season in December. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of -2°C (28°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.

Sunshine in Parsippany in December

The area enjoys a balanced 141 hours of sunlight, ensuring it's neither too overcast nor too sunny.

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