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Novo Hamburgo Weather by Month
Average temperatures, rainfall and humidity for Novo Hamburgo, Brazil, month by month, built from OpenWeather’s historical records. Use it to see what a typical Novo Hamburgo month looks like before you travel — then check the live Novo Hamburgo forecast for the days ahead.
Warmest month
January
30°C average high
Coolest month
June
12°C average low
Wettest month
May
85 mm of rain
Driest month
February
42 mm of rain
Average temperature and rainfall in Novo Hamburgo 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 | 18°C | -4°C / 39°C | 58 mm | 76% | 9 km/h |
| February | 29°C | 18°C | 0°C / 39°C | 42 mm | 77% | 9 km/h |
| March | 28°C | 18°C | 1°C / 40°C | 79 mm | 77% | 8 km/h |
| April | 25°C | 16°C | 6°C / 35°C | 58 mm | 78% | 8 km/h |
| May | 21°C | 13°C | 4°C / 33°C | 85 mm | 80% | 7 km/h |
| June | 21°C | 12°C | -2°C / 34°C | 69 mm | 80% | 7 km/h |
| July | 21°C | 12°C | -4°C / 38°C | 56 mm | 77% | 8 km/h |
| August | 23°C | 12°C | -1°C / 39°C | 60 mm | 76% | 8 km/h |
| September | 23°C | 14°C | 3°C / 37°C | 78 mm | 77% | 8 km/h |
| October | 24°C | 15°C | 4°C / 38°C | 67 mm | 78% | 9 km/h |
| November | 26°C | 15°C | -2°C / 39°C | 55 mm | 77% | 9 km/h |
| December | 28°C | 17°C | -3°C / 39°C | 54 mm | 76% | 9 km/h |
Best time to visit Novo Hamburgo
The most comfortable time to visit Novo Hamburgo is generally April, August and October, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around May, totalling about 763 mm a year.
Travellers who prefer heat should aim for January, when highs average 30°C. May is the month to avoid if rain would spoil your plans — it averages 85 mm, roughly 2× the rainfall of the driest month (February).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Novo Hamburgo forecast for what is happening now.