Union City Weather in December

In Union City, December brings low daytime temperatures around 8°C (46°F), with nights cooling to 1°C (34°F). Expect quite a bit of rainfall this month.

Rainfall in Union City in December

On average, there are about 12 days with rain during this month, averaging 127 mm (5 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Union City in December

December in Union City brings low temperatures, with highs of 8°C (46°F) and nights around 1°C (34°F). December marks the winter season. It stays cool throughout the day, so warm layers are a good idea from morning to evening. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Union City in December

The month brings about 141 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Union City in December

Average wind conditions reach 6 m/s (12 knots) in December. This creates notably windy weather that is clearly felt and can influence daily activities. Keep in mind this is an average. Some days are less intense, while others can be quite gusty.

Average water temperature in December

With water temperatures around 9°C (48°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.

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