Indianapolis · October
Run in the morning.
Cool month: average high 66°F, low 49°F. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
66° / 49°F
Humidity
70%
Rain days
13/mo
Wind
12 mph
What October feels like in Indianapolis
Sunrise
07:56
Mid-month average
Sunset
19:04
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 Indianapolis in October
The kit for October in Indianapolis: a long-sleeve or light jacket for the first mile, a water-resistant cap or jacket on standby.
October vs the surrounding months
vs September
-13° avg high
+3 rain days
Indianapolis in September →
October
66°F avg high
13 rain days
Best: morning
vs November
+15° avg high
+3 rain days
Indianapolis in November →
Frequently Asked Questions
What is the best time of day to run in Indianapolis in October?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in Indianapolis in October?+
Average high 66°F, average low 49°F.
How does October compare to surrounding months in Indianapolis?+
Compared to September (avg high 78°F), October is cooler. Compared to November (avg high 51°F), October is warmer.
Does it rain often in Indianapolis in October?+
Expect about 13 measurable rain days in October, on average.