Nashville · December
Run in the midday.
Cool month: average high 53°F, low 37°F. Humidity averages 76% — the limiting factor on most runs. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
Avg high / low
53° / 37°F
Humidity
76%
Rain days
14/mo
Wind
10 mph
What December feels like in Nashville
Sunrise
07:50
Mid-month average
Sunset
17:35
Mid-month average
Time-of-day breakdown
Morning
Coolest, driest air of the day. The window before sunrise is the most reliable comfortable hour.
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 Nashville in December
The kit for December in Nashville: a long-sleeve or light jacket for the first mile, a water-resistant cap or jacket on standby.
December vs the surrounding months
vs November
-6° avg high
+4 rain days
Nashville in November →
December
53°F avg high
14 rain days
Best: midday
vs January
+6° avg high
+1 rain days
Nashville in January →
Frequently Asked Questions
What is the best time of day to run in Nashville in December?+
Midday. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
What's the average temperature in Nashville in December?+
Average high 53°F, average low 37°F.
How does December compare to surrounding months in Nashville?+
Compared to November (avg high 59°F), December is cooler. Compared to January (avg high 47°F), December is warmer.
Does it rain often in Nashville in December?+
Expect about 14 measurable rain days in December, on average.