Temperatures in December
It's hot in December in Ilha Grande with an average temperature of 31°C. Temperatures this month range from a low of 29°C to a high of 32°C. At night, you can expect temperatures between 19°C and 20°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Ilha Grande in December. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of December
The month of December starts in Ilha Grande with hot temperatures, averaging around 32°C during the day and nights close to 20°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-December
By mid-December, the average daytime temperature drops to around 31°C, with nights close to 20°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
Temperatures vary between day and night, so it’s smart to wear layers.
End of December
By the end of December, the average daytime temperature in Ilha Grande will be around 31°C, with nights close to 20°C. A shower might show up, but overall the weather will be dry and sunny.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in December
In December, there is an average of 103 mm of precipitation, spread over 11 days. The wind speed is around 3 Bft, mostly coming from the East.
The average precipitation chance is 35% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Ilha Grande. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Ilha Grande in December |
London | ||
|---|---|---|---|
 Average Temperature |
31°C | 9°C | |
 High Temp |
32°C | 11°C | |
| Low Temp |
29°C | 8°C | |
 Total Precipitation |
103 mm | 67 mm | |
| Rainy Days |
11 days | 10 days | |
November
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is December a good time to visit Ilha Grande?
After some sun? Then December isn’t the best time to be in Ilha Grande. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Ilha Grande in December
With 41°C, Ilha Grande hit the highest temperature in the last 10 years in December 2023. The lowest daytime temperature in this month was 20°C in 2021. The extreme night temperatures ranged from a low of 15°C to a high of 26°C.
Check out the climate of Ilha Grande for all months and discover the best travel time
Curious about the climate in other parts of Brazil? Check out the weather and climate in places like Rio de Janeiro, Salvador, Pipa, or have a look at other destinations in Brazil.
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Daily Temperature in December in Ilha Grande
This chart shows the average daily temperatures, both day and night, for each day in December in Ilha Grande, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in December in Ilha Grande
The chart below shows the average daily precipitation in December for Ilha Grande, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 11 days of rain in Ilha Grande.
Daily UV Index in December in Ilha Grande
This chart shows the average daily UV index in December in Ilha Grande, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Ilha Grande Over the Years
This chart shows the average temperature in December in Ilha Grande, measured in degrees Celsius, over the past years.
Total Precipitation in December in Ilha Grande Over the Years
This chart shows the average precipitation in December in Ilha Grande, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in December for Ilha Grande
Click on a specific day in December for detailed info on the typical weather on that day in Ilha Grande. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Ilha Grande
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Average Weather in Ilha Grande by Month
Click on a month below to see detailed weather info for Ilha Grande. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Ilha Grande for all months at once
