Best year time to visit Rio Negro

General weather information about Rio Negro

Average annual temperature is 18.0 °C

Absolute maximum temperature: 32.9 °C

Absolute minimum temperature: 2.2 °C

Number of sunny days: 123 days

Number of rainy days: 242 days

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* Weather data for Rio Negro Brazil is based on climate observations for 2026 year

Rio Negro air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)30.327.928.926.725.323.624.027.631.128.432.932.0
Average daytime temperature (°C)26.125.426.022.321.419.219.120.924.422.925.827.9
Average temperature (°C)20.720.420.717.315.813.414.015.018.218.020.122.3
Average night temperature (°C)16.917.017.013.811.89.110.210.713.815.015.818.0
Absolute minimum temperature (°C)12.611.813.86.76.42.23.74.57.111.16.214.8

Rio Negro monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)13.013.012.011.011.010.010.011.012.013.013.013.0
Daylight mean duration (h)13.613.012.211.510.810.510.711.211.912.713.413.7
Daylight minimum duration (h)13.012.011.011.010.010.010.010.011.012.013.013.0
Sunshine mean duration (h)10.08.09.07.87.87.16.47.37.74.98.010.6
Precipitation (mm)1962411761244613314610115236413588
Sunny days73471620151494915
Rainy days242527231510161721272116
Snow days000000000000

Rio Negro - weather forecast by months

Rio Negro weather in januaryRio Negro weather in februaryRio Negro weather in marchRio Negro weather in aprilRio Negro weather in mayRio Negro weather in juneRio Negro weather in julyRio Negro weather in augustRio Negro weather in septemberRio Negro weather in octoberRio Negro weather in novemberRio Negro weather in december

Best time to visit Rio Negro:

The best time to visit Rio Negro during the most sunny months:

  • January — 10.0(h)
  • December — 10.6(h)

The largest precipitation sum in Rio Negro is at

  • February — 241(mm)
  • October — 364(mm)

    • Weather forecast in the closest to Rio Negro admin centers

    Weather forecast in the closest towns to Rio Negro

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    Frequently asked questions

    When is the best time to visit Rio Negro?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Rio Negro.
    What is the weather like in Rio Negro?
    See average temperature, rainfall and daylight hours for Rio Negro by month in the table above.
    How many sunny days does Rio Negro have?
    The monthly weather statistics above show sunshine and rainfall patterns for Rio Negro throughout the year.