São Paulo · January
Run in the morning.
Comfortable average high of 81°F, dipping to 66°F at night. Humidity averages 83% — the limiting factor on most runs. Expect 27 rain days — plan around the radar. Humidity rises with the sun — morning runs catch the driest, coolest window.
Avg high / low
81° / 66°F
Humidity
83%
Rain days
27/mo
Wind
11 mph
What January feels like in São Paulo
Sunrise
05:34
Mid-month average
Sunset
18:57
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 São Paulo in January
The kit for January in São Paulo: shorts and a short-sleeve are the standard kit, a water-resistant cap or jacket on standby.
January vs the surrounding months
vs December
+1° avg high
+3 rain days
São Paulo in December →
January
81°F avg high
27 rain days
Best: morning
vs February
+1° avg high
+4 rain days
São Paulo in February →
Frequently Asked Questions
What is the best time of day to run in São Paulo in January?+
Morning. Humidity rises with the sun — morning runs catch the driest, coolest window.
What's the average temperature in São Paulo in January?+
Average high 81°F, average low 66°F.
How does January compare to surrounding months in São Paulo?+
Compared to December (avg high 80°F), January is warmer. Compared to February (avg high 80°F), January is warmer.
Does it rain often in São Paulo in January?+
Expect about 27 measurable rain days in January, on average.