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São José Weather by Month
Average temperatures, rainfall and humidity for São José, Brazil, month by month, built from OpenWeather’s historical records. Use it to see what a typical São José month looks like before you travel — then check the live São José forecast for the days ahead.
Warmest month
January
29°C average high
Coolest month
July
14°C average low
Wettest month
March
106 mm of rain
Driest month
July
33 mm of rain
Average temperature and rainfall in São José by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 29°C | 22°C | 14°C / 38°C | 64 mm | 81% | 13 km/h |
| February | 29°C | 22°C | 14°C / 37°C | 51 mm | 81% | 12 km/h |
| March | 28°C | 22°C | 16°C / 37°C | 106 mm | 81% | 12 km/h |
| April | 26°C | 20°C | 6°C / 34°C | 59 mm | 80% | 12 km/h |
| May | 23°C | 17°C | 5°C / 31°C | 66 mm | 82% | 11 km/h |
| June | 21°C | 15°C | 0°C / 31°C | 57 mm | 84% | 11 km/h |
| July | 21°C | 14°C | 4°C / 29°C | 33 mm | 82% | 12 km/h |
| August | 21°C | 15°C | 6°C / 31°C | 48 mm | 81% | 13 km/h |
| September | 23°C | 17°C | 8°C / 32°C | 58 mm | 81% | 14 km/h |
| October | 24°C | 18°C | 11°C / 33°C | 62 mm | 81% | 14 km/h |
| November | 26°C | 19°C | 13°C / 34°C | 62 mm | 79% | 15 km/h |
| December | 28°C | 21°C | 14°C / 39°C | 57 mm | 80% | 14 km/h |
Best time to visit São José
The most comfortable time to visit São José is generally September to November, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around March, totalling about 721 mm a year.
Travellers who prefer heat should aim for January, when highs average 29°C. March is the month to avoid if rain would spoil your plans — it averages 106 mm, roughly 3× the rainfall of the driest month (July).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the São José forecast for what is happening now.