Boise · October
Run in the morning.
Cool month: average high 65°F, low 44°F. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
65° / 44°F
Humidity
53%
Rain days
7/mo
Wind
11 mph
What October feels like in Boise
Sunrise
08:01
Mid-month average
Sunset
19:00
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 Boise in October
The kit for October in Boise: a long-sleeve or light jacket for the first mile.
October vs the surrounding months
vs September
-15° avg high
+2 rain days
Boise in September →
October
65°F avg high
7 rain days
Best: morning
vs November
+16° avg high
-3 rain days
Boise in November →
Frequently Asked Questions
What is the best time of day to run in Boise in October?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in Boise in October?+
Average high 65°F, average low 44°F.
How does October compare to surrounding months in Boise?+
Compared to September (avg high 80°F), October is cooler. Compared to November (avg high 49°F), October is warmer.
Does it rain often in Boise in October?+
Expect about 7 measurable rain days in October, on average.