Collinsville Weather in December

December in Collinsville brings low temperatures around 7°C (45°F) during the day, dropping to -2°C (28°F) at night, with quite a bit of snow/rainfall expected, averaging around 93 mm (3.7 in) for the month.

Rainfall in Collinsville in December

Expect around 11 days of snow/rain based on historical data, with 93 mm (3.7 in) average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Collinsville in December

In December, Collinsville sees low temperatures, with highs of 7°C (45°F). Nights drop to around -2°C (28°F). December is a notable month of the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. At -2°C (28°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating.

Sunshine in Collinsville in December

The month experiences a moderate amount of sunlight, with 128 hours of sunshine. This provides a nice balance between sunshine and clouds.

December in Collinsville can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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Check the conditions for any month of the year.

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

Collinsville Temperature in December

Min Temperature -2°C (28°F)

Max Temperature 7°C (45°F)

Chance of Rain 37%

Precipitation 93 mm (3.7 in)

Rainy days 11 days

Humidity 74% *

Sunshine 128 hours *

Percentage Sunshine 44% *

* Data from: St. Louis, the United States of America (19 KM, 11 Miles).

Best Places in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →

Weather conditions Weather

Temperatures

Precipitation

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Legend

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Collinsville in December

Dress warmly and in layers for your trip to Collinsville 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 Collinsville 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.

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

More climate data for Collinsville

Temperature Rainfall Sunshine Humidity

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