Union Weather in December

Union in December averages 10°C (50°F) during the day and -1°C (30°F) at night. This is part of the winter season, and quite a bit of snow/rainfall is expected this month.

Rainfall in Union in December

You can expect snow/rain on around 7 days based on historical patterns, with 72 mm (2.8 in) average for the month. 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 Union in December

Temperatures in Union in December top out at 10°C (50°F) and drop to -1°C (30°F) overnight. December is part of the winter season. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights drop below freezing to -1°C (30°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in Union in December

With about 161 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. October typically offers the best weather for Union.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• 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 Union's climate page.

Union Temperature in December

Min Temperature -1°C (30°F)  

Max Temperature 10°C (50°F)  

Chance of Rain 23%  

Precipitation 72 mm (2.8 in)  

Rainy days 7 days  

Humidity 68% *  

Sunshine 161 hours *  

Percentage Sunshine 53% *  

* Data from: Tulsa, the United States of America (14 KM, 9 Miles).

What to Wear in Union in December

Dress warmly and in layers for your trip to Union 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. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Union in December

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

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

1/10

Outdoor sports

6/10

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 Union's climate page.

More climate data for Union

Temperature Rainfall Sunshine Humidity

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