Superior Weather in December

With daytime temperatures of -3°C (27°F) and nighttime lows of -11°C (12°F), December in Superior brings very low temperatures during the day. Some snowfall is to be expected during the month.

Rainfall in Superior in December

This month experiences about 9 days of snow according to historical data, averaging 45 mm (1.8 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Superior in December

December in Superior brings typical temperatures with highs around -3°C (27°F) and lows of -11°C (12°F). December is in the winter season. Even daytime conditions remain cold, making layers, a warm coat, and winter accessories a good idea. Nights drop below freezing to -11°C (12°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. With the arrival of this cold month, make sure you're dressed in warm clothing. It's important to be ready for the chill.

Sunshine in Superior in December

The area enjoys a balanced 104 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Wind Speed in Superior in December

Wind speeds average 4 m/s (8 knots) during December. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

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

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• January
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For a detailed overview over the year and the best time to visit the United States of America, check out our Superior's climate page.

Superior Temperature in December

Min Temperature -11°C (12°F)  

Max Temperature -3°C (27°F)  

Chance of Rain 30%  

Precipitation 45 mm (1.8 in)  

Rainy days 9 days  

Humidity 76% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 104 hours *  

Percentage Sunshine 39% *  

* Data from: Duluth, the United States of America (13 KM, 8 Miles).

What to Wear in Superior in December

Winter clothing is essential for visiting Superior in December. If you have a heavy coat, waterproof boots with good traction, and plenty of warm layers it's smart to bring them. Pack cloths like thermal underwear, wool socks, and insulated gloves. Rain gear is recommended, you can expect wet weather on multiple days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Superior in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

1/10

Walking

1/10

Camping

2/10

Outdoor sports

1/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Superior's climate page.

More climate data for Superior

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Superior climate overview or explore weather in the United States of America.