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Santa Cruz do Sul Weather by Month
Average temperatures, rainfall and humidity for Santa Cruz do Sul, Brazil, month by month, built from OpenWeather’s historical records. Use it to see what a typical Santa Cruz do Sul month looks like before you travel — then check the live Santa Cruz do Sul forecast for the days ahead.
Warmest month
February
31°C average high
Coolest month
July
10°C average low
Wettest month
April
112 mm of rain
Driest month
August
72 mm of rain
Average temperature and rainfall in Santa Cruz do Sul 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 | 30°C | 19°C | 8°C / 44°C | 73 mm | 76% | 10 km/h |
| February | 31°C | 19°C | 6°C / 41°C | 110 mm | 77% | 9 km/h |
| March | 29°C | 18°C | 8°C / 39°C | 92 mm | 80% | 9 km/h |
| April | 25°C | 16°C | 4°C / 35°C | 112 mm | 82% | 9 km/h |
| May | 21°C | 12°C | 1°C / 34°C | 87 mm | 86% | 8 km/h |
| June | 19°C | 10°C | -2°C / 31°C | 75 mm | 88% | 8 km/h |
| July | 19°C | 10°C | -4°C / 32°C | 82 mm | 86% | 9 km/h |
| August | 22°C | 11°C | -1°C / 35°C | 72 mm | 82% | 9 km/h |
| September | 23°C | 13°C | 1°C / 37°C | 93 mm | 84% | 10 km/h |
| October | 25°C | 15°C | 5°C / 39°C | 94 mm | 83% | 11 km/h |
| November | 27°C | 16°C | 5°C / 38°C | 82 mm | 77% | 11 km/h |
| December | 29°C | 18°C | 9°C / 39°C | 90 mm | 76% | 10 km/h |
Best time to visit Santa Cruz do Sul
The most comfortable time to visit Santa Cruz do Sul is generally August to October, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around April, totalling about 1,062 mm a year.
Travellers who prefer heat should aim for February, when highs average 31°C. April is the month to avoid if rain would spoil your plans — it averages 112 mm, roughly 2× the rainfall of the driest month (August).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Santa Cruz do Sul forecast for what is happening now.