BrazilThe weather in October in Rio de Janeiro
It's warm in October in Rio de Janeiro with an average temperature of 29°C. Temperatures this month range from a low of 26°C to a high of 32°C. At night, you can expect temperatures between 20°C and 22°C.
Looking for great weather? October is a good time to be in Rio de Janeiro. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in October for Rio de Janeiro, Brazil. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 39°C in 2015, Rio de Janeiro reached the highest temperature in October over the past 10 years. The lowest daytime temperature in this month was 18°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 14°C to a highest value of 26°C.
Rainfall amount
In October, there is an average of 47 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Daily weather in October for Rio de Janeiro
Click on any day in October to get detailed info about the usual weather on that day in Rio de Janeiro. Check out the historical temperatures and precipitation over the past 10 years on this day.
October weather comparison
| Rio de Janeiro | New York | |
|---|---|---|
| Average temperature | 29°C | 21°C |
| Max. temperature | 32°C | 26°C |
| Min. temperature | 20°C | -5°C |
| Total precipitation | 47 mm | 119 mm |
| Rainy days | 8 days | 13 days |
Start of October
The month of October starts in Rio de Janeiro with hot temps, averaging around 28°C during the day and nights around 21°C.
Mid October
By mid-October, daytime temps rise to around 30°C, with nights around 22°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of October
By the end of October, the average daytime temperature in Rio de Janeiro is around 29°C, while nighttime temps are about 22°C. A shower might pop up, but overall, the weather will be dry and sunny.
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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.
Check out the climate of Rio de Janeiro for all months and discover the best travel time
Curious about the weather in other parts of Brazil? Check out the climate and weather for spots like Salvador, Pipa, Recife, or explore other destinations in Brazil.
Temperature charts
These charts show the average temperatures in October in Rio de Janeiro, Brazil. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in October in Rio de Janeiro
Temperature in October in Rio de Janeiro over the years
Precipitation charts
These charts show the average amount of precipitation in October in Rio de Janeiro, Brazil. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in October in Rio de Janeiro
Total precipitation in October in Rio de Janeiro over the years
Daily UV index in October in Rio de Janeiro
This chart shows the average daily UV index in October in Rio de Janeiro, 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.
Weather experiences in October in Rio de Janeiro
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Average weather in Rio de Janeiro by month
Click on a month below to see detailed weather info for Rio de Janeiro. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.