Rockwall Weather in December

December in Rockwall typically sees daytime highs of 14°C (57°F) and nighttime lows of 3°C (37°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the winter season.

Rainfall in Rockwall in December

Past climate data indicates that roughly 7 days will see rain, totalling around 83 mm (3.3 in) 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 Rockwall in December

Daytime temperatures in Rockwall reach 14°C (57°F) in December, dropping to 3°C (37°F) at night. During December, the winter season is in full swing. The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Rockwall in December

The area enjoys a moderate level of sunlight, with around 175 hours. It's a good balance between sunny and cloudy days.

If your ideal day consists of dry skies and pleasant temperatures, April and November typically offer the best circumstances for Rockwall.

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 Rockwall's climate page.

Rockwall Temperature in December

Min Temperature 3°C (37°F)  

Max Temperature 14°C (57°F)  

Chance of Rain 23%  

Precipitation 83 mm (3.3 in)  

Rainy days 7 days  

Humidity 67% *  

Sunshine 175 hours *  

Percentage Sunshine 56% *  

* Data from: Dallas, the United States of America (35 KM, 22 Miles).

What to Wear in Rockwall in December

The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. 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 Rockwall 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

4/10

Outdoor sports

9/10

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 Rockwall's climate page.

More climate data for Rockwall

Temperature Rainfall Sunshine Humidity

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