Buenos Aires · March
Run in the morning.
Comfortable average high of 77°F, dipping to 65°F at night. Humidity rises with the sun — morning runs catch the driest, coolest window.
Avg high / low
77° / 65°F
Humidity
72%
Rain days
11/mo
Wind
14 mph
What March feels like in Buenos Aires
Sunrise
06:53
Mid-month average
Sunset
19:10
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 Buenos Aires in March
The kit for March in Buenos Aires: shorts and a short-sleeve are the standard kit, a wind-blocking layer for exposed routes.
March vs the surrounding months
vs February
-4° avg high
+1 rain days
Buenos Aires in February →
March
77°F avg high
11 rain days
Best: morning
vs April
+6° avg high
0 rain days
Buenos Aires in April →
Frequently Asked Questions
What is the best time of day to run in Buenos Aires in March?+
Morning. Humidity rises with the sun — morning runs catch the driest, coolest window.
What's the average temperature in Buenos Aires in March?+
Average high 77°F, average low 65°F.
How does March compare to surrounding months in Buenos Aires?+
Compared to February (avg high 81°F), March is cooler. Compared to April (avg high 71°F), March is warmer.
Does it rain often in Buenos Aires in March?+
Expect about 11 measurable rain days in March, on average.