BrazilAverage weather for Rio de Janeiro in October
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.
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. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers.
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.
In October, there is an average of 47 mm of precipitation, spread over 6 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Rio de Janeiro in October |
New York | ||
|---|---|---|---|
 Average temperature |
29°C | 21°C | |
 Max. temperature |
32°C | 26°C | |
| Min. temperature |
26°C | -5°C | |
 Total precipitation |
47 mm | 119 mm | |
| Rainy days |
6 days | 13 days | |
September
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 October a good time to visit Rio de Janeiro?
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.
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.
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.
Daily Temperature in October in Rio de Janeiro
This chart shows the average daily high and low temperatures in October for Rio de Janeiro, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in October in Rio de Janeiro
The chart below shows the average daily precipitation in October for Rio de Janeiro, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed 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 it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for October, you can expect about 6 days of precipitation in Rio de Janeiro.
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.
Temperature in October in Rio de Janeiro over the years
This chart shows the average temperature in October in Rio de Janeiro, measured in degrees Celsius, over the past few years.
Total precipitation in October in Rio de Janeiro over the years
This chart shows the average precipitation in October in Rio de Janeiro, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
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.
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.
Or check out the climate of Rio de Janeiro for all months at once
