South Dennis Weather in December

South Dennis in December sees low daytime temperatures of 8°C (46°F) and nighttime lows of 0°C (32°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.

Rainfall in South Dennis in December

With frequent rain showers this month, having an umbrella on hand will keep you dry. Typically around 14 days of snow/rainfall are expected, averaging 139 mm (5.5 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in South Dennis in December

Daytime highs in South Dennis in December reach 8°C (46°F), with nights around 0°C (32°F). Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. At 0°C (32°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating.

Sunshine in South Dennis in December

The area enjoys a balanced 147 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 South Dennis. Our weather planner can help you explore destinations with more pleasant weather conditions.