Rome · September
Run in the morning.
Comfortable average high of 81°F, dipping to 63°F at night. Humidity rises with the sun — morning runs catch the driest, coolest window.
Avg high / low
81° / 63°F
Humidity
71%
Rain days
12/mo
Wind
10 mph
What September feels like in Rome
Sunrise
06:50
Mid-month average
Sunset
19:19
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 September
The kit for September in Rome: shorts and a short-sleeve are the standard kit.
September vs the surrounding months
vs August
-9° avg high
+4 rain days
Rome in August →
September
81°F avg high
12 rain days
Best: morning
vs October
+8° avg high
-2 rain days
Rome in October →
Frequently Asked Questions
What is the best time of day to run in Rome in September?+
Morning. Humidity rises with the sun — morning runs catch the driest, coolest window.
What's the average temperature in Rome in September?+
Average high 81°F, average low 63°F.
How does September compare to surrounding months in Rome?+
Compared to August (avg high 89°F), September is cooler. Compared to October (avg high 72°F), September is warmer.
Does it rain often in Rome in September?+
Expect about 12 measurable rain days in September, on average.