Boise · March
Run in the midday.
Cool month: average high 54°F, low 34°F. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
Avg high / low
54° / 34°F
Humidity
59%
Rain days
13/mo
Wind
13 mph
What March feels like in Boise
Sunrise
07:54
Mid-month average
Sunset
19:52
Mid-month average
Time-of-day breakdown
Morning
Steady cool air, low wind, and good light. The standard runner window in most months.
Midday
Often the warmest few hours of a cold day. If you can only run once, midday gives you the most temperate window.
Evening
Cold drops back in fast after sunset. Tight window — done before headlamp territory.
What to wear running in Boise in March
The kit for March in Boise: cold-weather layers, gloves, and ear coverage on most mornings, a water-resistant cap or jacket on standby.
March vs the surrounding months
vs February
+9° avg high
+1 rain days
Boise in February →
March
54°F avg high
13 rain days
Best: midday
vs April
-7° avg high
+3 rain days
Boise in April →
Frequently Asked Questions
What is the best time of day to run in Boise in March?+
Midday. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
What's the average temperature in Boise in March?+
Average high 54°F, average low 34°F.
How does March compare to surrounding months in Boise?+
Compared to February (avg high 45°F), March is warmer. Compared to April (avg high 62°F), March is cooler.
Does it rain often in Boise in March?+
Expect about 13 measurable rain days in March, on average.