McHenry Weather in December

December in McHenry averages 4°C (39°F) during the day and -4°C (25°F) at night. Quite a bit of snow/rainfall is typical this month, with around 134 mm (5.3 in) on average. An umbrella is a good idea.

Rainfall in McHenry in December

You can expect snow/rain on roughly 19 days based on historical data, averaging 134 mm (5.3 in) for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in McHenry in December

Expect highs of 4°C (39°F) in McHenry in December, with nights dropping to around -4°C (25°F). The month of December belongs to the winter season. Expect a distinctly cold feel throughout the day, not just overnight. Nights are well below freezing at -4°C (25°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. This month is marked by cold temperatures, so wearing layers is key to staying warm. Don't be caught off-guard by the cold.

Sunshine in McHenry in December

With limited sunshine this month, there are about 78 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.

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

McHenry Temperature in December

Min Temperature -4°C (25°F)  

Max Temperature 4°C (39°F)  

Chance of Rain 64%  

Precipitation 134 mm (5.3 in)  

Rainy days 19 days  

Sunshine 78 hours *  

Percentage Sunshine *  

* Data from: Frostburg, the United States of America (38 KM, 23 Miles).

What to Wear in McHenry in December

We recommend to layer up for chilly conditions in McHenry in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in McHenry in December

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

Swimming

4/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

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 McHenry's climate page.

More climate data for McHenry

Temperature Rainfall Sunshine

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