Niamey monthly weather averages

  • Average daytime temperature

    The bar chart below shows the average monthly peak daytime temperatures at Niamey

    Niamey average temperature chart
    Average monthly temperatures in Niamey (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 31.6 34.8 38.4 40.9 40.6 37.5 34.3 33.2 34.9 37.8 36.1 32.3
    °F 89 94.7 101.1 105.6 105 99.5 93.7 91.7 94.8 100 97 90.2

    Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

  • Average rainfall & rainy days

    The graph below shows the average rainfall and number of rainy days per month.

    Average monthly rainfall in Niamey (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 0 0 3 5 33 69 151 183 90 13 0 0
    inches 0 0 0.1 0.2 1.3 2.7 5.9 7.2 3.5 0.5 0 0
    Rainy days 0 0 1 1 4 8 12 14 10 2 0 0
  • Average daily sunshine

    The bar chart below shows the average daily sunshine hours in Niamey

    Average daily sunshine Niamey
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 9 9.3 8.2 8.3 8.6 7.8 8 7.3 8.1 9.3 9.6 9
  • Day / night temperatures

    The graph below shows the daily range of temperatures for each month.

    Maximum and minimum daily temperatures in Niamey (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C 17 19.6 23.9 27 28.4 26.7 24.9 24.2 24.5 24.1 20.3 17.5
    Max °C 32 35.2 38.8 41.2 40.9 37.8 34.5 33.4 35.2 38.1 36.5 32.7
    Min °F 62.6 67.3 74.9 80.6 83 80 76.8 75.6 76 75.4 68.5 63.5
    Max °F 76.1 81.3 88.3 93.4 94.3 90 85.5 83.8 85.6 88 83.1 77.2
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Niamey in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 24.8 25 25.4 25.7 26.2 25.9 25.1 24.9 25.4 26.1 26.4 25.7
    °F 76.7 77.1 77.7 78.3 79.1 78.6 77.3 76.9 77.8 79 79.6 78.2
  • Wind speed

    The graph below shows the average wind speed.

    Average wind speed in Niamey (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 10 11 10 10 10 11 10 9 8 8 9 10
    mph 7 7 6 6 7 7 7 6 5 5 6 6

    A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

  • Relative humidity

    The graph below shows the average relative humidity.

    Average relative humidity in Niamey
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    22% 19% 23% 32% 44% 54% 65% 71% 65% 49% 32% 26%

Other monthly averages

Niamey weather stats

Niamey weather statistics
Hottest month: May 40.6°C 105.1°F
Driest month: January 0mm 0ins
Sunniest month: November 9.6hrs
Coldest month: January 31.6°C 88.9°F
Wettest month: August 183mm 7.2ins
Warmest sea: November 26.4°C 79.5°F
Map showing location of Niamey (13.51366, 2.1098)

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