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Gramado Weather in December
Gramado in December sees high daytime temperatures of 28°C (82°F) and nighttime lows of 16°C (61°F). As part of the rainy season, showers are frequent and often heavy. Budget around 189 mm (7.4 in) of rainfall for the month.
Rainfall in Gramado in December
As part of the rainy season, Gramado sees around 18 days of rain in December, with an average of 189 mm (7.4 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Gramado in December
If you're visiting Gramado in December, expect highs of 28°C (82°F) and overnight lows around 16°C (61°F). Overall, the month follows a fairly predictable daily temperature pattern. With lows of 16°C (61°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.Should you favor a climate that's both dry and comfortably warm, March, April, May, August and November typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Gramado Temperature in December
Min Temperature
16°C (61°F)
Max Temperature
28°C (82°F)
Chance of Rain
61%
Precipitation
189 mm (7.4 in)
Rainy days
18 days
Gramado Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gramado - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Gramado typically stay consistent throughout December, with daily highs averaging around 28°C (82°F). Nights are pleasant, with lows typically ranging from 17°C (63°F) to 20°C (68°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather records for Gramado in December
Browse day-by-day weather records for Gramado spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Gramado historical weather extremes in December
Our historical data for Gramado spans 2002 to 2025, revealing these weather extremes.
- The hottest December day on record in Gramado reached 39°C (102°F) (December 25, 2012).
- The coldest night in December in Gramado was on December 8, 2018, with a minimum of 6°C (43°F).
- The heaviest December precipitation occurred on December 24, 2006, when 50 mm (2 in) of precipitation fell.
Best Places in Brazil in December
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Gramado in December
Warm but pleasant conditions in Gramado in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions.
What To Do in Gramado in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Gramado 3-Day Forecast
More climate data for Gramado
See the full Gramado climate overview or explore weather in Brazil.
Popular in December
Where to go in December - average daytime high across popular destinations.
Fortaleza
31°C (88°F) Rio de Janeiro
30°C (86°F) Salvador
29°C (84°F) Búzios
27°C (81°F) Gramado28°C (82°F) Florianópolis28°C (82°F) Sao Paulo28°C (82°F) Paraty27°C (81°F) Bucket list
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