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Normal weather for Rio Negro in May

It's hot in May in Rio Negro with an average temperature of 30°C. Temperatures this month range from a low of 26°C to a high of 33°C. At night, you can expect temperatures between 17°C and 21°C.

In May, there is an average of 90 mm of precipitation, spread over 12 days. The wind speed is around 3 Bft, mostly coming from the Southeast.

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Rio Negro in May

London
Temperature Average Temperature
30°C 18°C
Sun High Temp
33°C 21°C
Sun Low Temp
26°C 15°C
Rain Total Precipitation
90 mm 46 mm
Rain Rainy Days
12 days 8 days

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.

Start of May

The month of May starts in Rio Negro with hot temperatures, averaging around 32°C during the day and nights close to 21°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.

Mid-May

By mid-May, the average daytime temperature drops to around 30°C, with nights close to 19°C. There might be a few showers during this period, but plenty of dry days with sunshine too.

End of May

By the end of May, the average daytime temperature in Rio Negro will be around 29°C, with nights close to 19°C. A shower might show up, but overall the weather will be dry and sunny.

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Is May a good time to visit Rio Negro?

May is a great month to be in Rio Negro for sunny weather. You’ll get high temperatures and not too much rain this month.

Temperature records for Rio Negro in May

With 37°C, Rio Negro hit the highest temperature in the last 10 years in May 2022. The lowest daytime temperature in this month was 16°C in 2014. The extreme night temperatures ranged from a low of 7°C to a high of 25°C.

Check out the climate of Rio Negro for all months and discover the best travel time

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Daily Temperature in May in Rio Negro

This chart shows the average daily temperatures, both day and night, for each day in May in Rio Negro, 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 Temperature in May in Rio Negro

Daily Precipitation in May in Rio Negro

The chart below shows the average daily precipitation in May for Rio Negro, 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 May, you can expect around 12 days of rain in Rio Negro.

Daily Precipitation in May in Rio Negro

Daily UV Index in May in Rio Negro

This chart shows the average daily UV index in May in Rio Negro, 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.

Daily UV Index in May in Rio Negro

Temperature in May in Rio Negro Over the Years

This chart shows the average temperature in May in Rio Negro, measured in degrees Celsius, over the past years.

Temperature in May in Rio Negro Over the Years

Total Precipitation in May in Rio Negro Over the Years

This chart shows the average precipitation in May in Rio Negro, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in May in Rio Negro Over the Years

Daily climate in May for Rio Negro

Click on a specific day in May for detailed info on the typical weather on that day in Rio Negro. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in May in Rio Negro

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Average Weather in Rio Negro by Month

Click on a month below to see detailed weather info for Rio Negro. 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 Negro for all months at once

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