Dallas · December
Run in the morning.
Cool month: average high 60°F, low 43°F. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
60° / 43°F
Humidity
69%
Rain days
10/mo
Wind
13 mph
What December feels like in Dallas
Sunrise
08:22
Mid-month average
Sunset
18:24
Mid-month average
Time-of-day breakdown
Morning
Steady cool air, low wind, and good light. The standard runner window in most months.
Midday
Mild but UV and traffic peak. Workable if you don't mind shifting your pace.
Evening
Warm and runnable. Crowded routes but the air's typically calm.
What to wear running in Dallas in December
The kit for December in Dallas: a long-sleeve or light jacket for the first mile.
December vs the surrounding months
vs November
-6° avg high
0 rain days
Dallas in November →
December
60°F avg high
10 rain days
Best: morning
vs January
+4° avg high
+2 rain days
Dallas in January →
Frequently Asked Questions
What is the best time of day to run in Dallas in December?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in Dallas in December?+
Average high 60°F, average low 43°F.
How does December compare to surrounding months in Dallas?+
Compared to November (avg high 66°F), December is cooler. Compared to January (avg high 56°F), December is warmer.
Does it rain often in Dallas in December?+
Expect about 10 measurable rain days in December, on average.