São Paulo is at its most pleasant from April to November. For sun, aim for December to early April; for walking, go from mid May to mid August.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
The sun season here runs from December to early April. It peaks in mid March, at 66. The weakest stretch is in July, when it drops to 16, mostly because it is too cool. The clearest skies come in June, when the sky is typically 49% covered at midday (partly cloudy).
For being outside, go from April to November. It peaks in early June, at 86. Avoid mid March for this: it falls to 32, mostly because it is too hot.
The walking season here runs from mid May to mid August. It peaks in early July, at 67. The weakest stretch is from February to mid March, when it drops to 7, mostly because it is too warm.
The year, measured
The average temperature in São Paulo over the whole year is 21°C. January is the hottest month, with highs of about 27°C; July is the coldest, with lows of about 14°C. The rainy (wet) season in São Paulo runs from November to March, peaking in January with a 61% chance of rain on a given day. The dry season is April to October; August is the driest month, at 17%. Winds in São Paulo are highest in October, averaging 2.7 m/s (10 km/h), and lightest in June, at 2.0 m/s (7 km/h). The prevailing wind is from the NE. The clearest skies in São Paulo come in July, when the sky is typically 50% covered; October is the cloudiest month, at 75%.
Month by month São Paulo climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 27°C | 21°C | 28°C | 61% | 72% | 2.4 m/s | 38 | 59 | 12 |
| February | 27°C | 21°C | 28°C | 50% | 69% | 2.4 m/s | 41 | 61 | 11 |
| March | 27°C | 21°C | 28°C | 57% | 66% | 2.3 m/s | 39 | 63 | 11 |
| April | 25°C | 19°C | 25°C | 28% | 67% | 2.3 m/s | 65 | 49 | 30 |
| May | 23°C | 16°C | 23°C | 22% | 57% | 2.1 m/s | 75 | 29 | 52 |
| June | 22°C | 15°C | 21°C | 26% | 56% | 2.0 m/s | 81 | 20 | 63 |
| July | 21°C | 14°C | 20°C | 18% | 50% | 2.1 m/s | 77 | 18 | 65 |
| August | 22°C | 15°C | 21°C | 17% | 59% | 2.4 m/s | 70 | 25 | 58 |
| September | 25°C | 17°C | 24°C | 37% | 61% | 2.5 m/s | 62 | 39 | 40 |
| October | 25°C | 19°C | 25°C | 35% | 75% | 2.7 m/s | 66 | 42 | 36 |
| November | 25°C | 19°C | 25°C | 42% | 73% | 2.7 m/s | 65 | 43 | 36 |
| December | 27°C | 20°C | 28°C | 41% | 72% | 2.5 m/s | 46 | 59 | 14 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short São Paulo weather by season
Year round, São Paulo has days of about 21°C at their warmest in July, its coolest month, and 27°C in January, its warmest; the coolest hours of the day run from 14°C to 21°C through the year, and the average temperature over the year is 21°C around the clock. Rain is most likely around January and least likely around August. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
São Paulo weather in winterJune to August
Winter in São Paulo has typical daily highs of about 22°C and lows of about 14°C, with a 20% chance of rain on a given day.
São Paulo weather in springSeptember to November
Spring in São Paulo has typical daily highs of about 25°C and lows of about 18°C, with a 38% chance of rain on a given day.
São Paulo weather in summerDecember to February
Summer in São Paulo has typical daily highs of about 27°C and lows of about 21°C, with a 51% chance of rain on a given day.
São Paulo weather in autumnMarch to May
Autumn in São Paulo has typical daily highs of about 25°C and lows of about 19°C, with a 35% chance of rain on a given day.
When is the rainy season in São Paulo?
The rainy (wet) season in São Paulo runs from November to March, peaking in January with a 61% chance of rain on a given day. The dry season is April to October; August is the driest month, at 17%.
What time of year is São Paulo windiest?
Winds in São Paulo are highest in October, averaging 2.7 m/s (10 km/h), and lightest in June, at 2.0 m/s (7 km/h). The prevailing wind is from the NE.
What is the average temperature in São Paulo year round?
The average temperature in São Paulo over the whole year is 21°C. January is the hottest month, with highs of about 27°C; July is the coldest, with lows of about 14°C.
Where to go instead in mid March, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.