Clayton Weather in December

December in Clayton sees daytime temperatures around 7°C (45°F) and lows of -2°C (28°F) at night. With around 96 mm (3.8 in) of snow/rainfall expected, it's worth packing a rain jacket.

Rainfall in Clayton in December

Based on our climate data of the past 30 years, about 11 days of snow/rain are anticipated, with 96 mm (3.8 in) on average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Clayton in December

December in Clayton brings typical temperatures with highs around 7°C (45°F) and lows of -2°C (28°F). During December, the winter season is in full swing. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. Nights drop below freezing to -2°C (28°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in Clayton in December

You can expect a moderate amount of sunlight, with approximately 128 hours. This means a pleasant mix of sun and overcast.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Clayton. Our weather planner can help you explore destinations with more pleasant weather conditions.

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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 Clayton's climate page.

Clayton Temperature in December

Min Temperature -2°C (28°F)  

Max Temperature 7°C (45°F)  

Chance of Rain 36%  

Precipitation 96 mm (3.8 in)  

Rainy days 11 days  

Humidity 74% *  

Sunshine 128 hours *  

Percentage Sunshine 44% *  

* Data from: St. Louis, the United States of America (11 KM, 6 Miles).

What to Wear in Clayton in December

Dress warmly and in layers for your trip to Clayton in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Clayton in December

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

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

1/10

Outdoor sports

4/10

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 Clayton's climate page.

More climate data for Clayton

Temperature Rainfall Sunshine Humidity

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