Rome · December
Run in the morning.
Cool month: average high 57°F, low 42°F. Humidity averages 81% — the limiting factor on most runs. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
57° / 42°F
Humidity
81%
Rain days
11/mo
Wind
9 mph
What December feels like in Rome
Sunrise
08:29
Mid-month average
Sunset
17:41
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 Rome in December
The kit for December in Rome: a long-sleeve or light jacket for the first mile.
December vs the surrounding months
vs November
-6° avg high
-5 rain days
Rome in November →
December
57°F avg high
11 rain days
Best: morning
vs January
+3° avg high
-2 rain days
Rome in January →
Frequently Asked Questions
What is the best time of day to run in Rome in December?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in Rome in December?+
Average high 57°F, average low 42°F.
How does December compare to surrounding months in Rome?+
Compared to November (avg high 63°F), December is cooler. Compared to January (avg high 54°F), December is warmer.
Does it rain often in Rome in December?+
Expect about 11 measurable rain days in December, on average.