Richardson Weather in December

Thinking of visiting Richardson in December? Expect moderate temperatures reaching 14°C (57°F) during the day, dropping to 3°C (37°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Richardson in December

Records from the past 30 years suggest around 7 days of rain, with 75 mm (3 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Richardson in December

In December, Richardson gets moderate temperatures, with highs of 14°C (57°F). Nights cool to around 3°C (37°F). During December, you'll experience the winter season. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 3°C (37°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Richardson in December

You can expect a moderate amount of sunlight, with approximately 175 hours. This means a pleasant mix of sun and overcast.

For Richardson itself, April and November generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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 Richardson's climate page.

Richardson Temperature in December

Min Temperature 3°C (37°F)  

Max Temperature 14°C (57°F)  

Chance of Rain 23%  

Precipitation 75 mm (3 in)  

Rainy days 7 days  

Humidity 67% *  

Sunshine 175 hours *  

Percentage Sunshine 56% *  

* Data from: Dallas, the United States of America (19 KM, 12 Miles).

What to Wear in Richardson in December

Pack for changing conditions in Richardson in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Richardson 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 Richardson's climate page.

More climate data for Richardson

Temperature Rainfall Sunshine Humidity

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