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Rio Grande Weather in December
December in Rio Grande sees daytime temperatures around 24°C (75°F) and lows of 20°C (68°F) at night. As the driest month of the year, combined with excellent weather, it's a great time to visit.
Rainfall in Rio Grande in December
This is the driest month, making it a great choice for planning outdoor excursions. On average, there are about 13 days with rain during this month, averaging 93 mm (3.7 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Rio Grande in December
The temperature in Rio Grande in December is excellent. Daytime highs reach 24°C (75°F), with nights dropping to 20°C (68°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights are mild at around 20°C (68°F), which is comfortable for most people.
Sunshine in Rio Grande in December
Expect sunny days throughout the month, with an estimated 260 hours of sunshine. This makes it a pleasant time to visit Rio Grande.If you're a fan of comfortable temperatures and drier conditions, December is a great time to visit.
Rio Grande Temperature in December
Min Temperature
20°C (68°F)
Max Temperature
24°C (75°F)
Chance of Rain
43%
Precipitation
93 mm (3.7 in)
Rainy days
13 days
Humidity
76% *
Sunshine
260 hours *
Percentage Sunshine
*
* Data from: Pelotas, Brazil (37 KM, 23 Miles).
Rio Grande Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rio Grande - and find the best time to visit.
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 Rio Grande in December
For Rio Grande in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Rio Grande in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling9/10 -
Walking9/10 -
Barbeque8/10 -
Camping8/10 -
Outdoor sports9/10
Rio Grande 3-Day Forecast
More climate data for Rio Grande
Temperature Rainfall Sunshine Humidity
See the full Rio Grande climate overview or explore weather in Brazil.
Popular in December
Where to go in December - average daytime high across popular destinations.
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