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.