Jefferson City (MO) monthly weather averages

  • Average daytime temperature

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

    Jefferson City average temperature chart
    Average monthly temperatures in Jefferson City (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 3.2 5.9 12.4 19.2 23.7 28.6 31.7 30.7 26.1 20.1 12.3 5.4
    °F 37.7 42.7 54.4 66.5 74.7 83.4 89 87.3 79 68.3 54.1 41.6

    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 Jefferson City (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 36 46 75 96 120 110 94 83 97 85 73 57
    inches 1.4 1.8 2.9 3.8 4.7 4.3 3.7 3.3 3.8 3.4 2.9 2.3
    Rainy days 7 8 11 11 12 9 8 8 9 9 9 9
  • Average daily sunshine

    The bar chart below shows the average daily sunshine hours in Jefferson City

    Average daily sunshine Jefferson City
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 5.8 6 6.9 8.2 9.2 10.5 10.9 10 8.3 7.5 5.6 5.1
  • Day / night temperatures

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

    Maximum and minimum daily temperatures in Jefferson City (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C -7.5 -5 0.9 7 12 16.8 19.5 18.2 14.2 7.8 1.7 -4.6
    Max °C 3.5 6.2 12.7 19.5 24 28.9 32 31 26.4 20.5 12.6 5.6
    Min °F 18.6 23 33.6 44.5 53.6 62.2 67 64.8 57.6 46 35 23.7
    Max °F 28.4 33.1 44.2 55.8 64.4 73 78.3 76.3 68.5 57.4 44.8 32.9
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Jefferson City in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 10.9 10.6 11.2 12.6 14.8 17.3 19.9 22.3 21.1 17.5 14.4 12.3
    °F 51.7 51.1 52.2 54.8 58.6 63.1 67.7 72.2 70 63.5 57.9 54.1
  • Wind speed

    The graph below shows the average wind speed.

    Average wind speed in Jefferson City (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 19 19 21 20 16 15 14 14 15 16 18 18
    mph 12 12 13 12 10 9 9 9 9 10 11 11

    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 Jefferson City
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    71% 72% 67% 64% 71% 71% 70% 71% 72% 69% 72% 74%

Other monthly averages

Jefferson City weather stats

Jefferson City weather statistics
Hottest month: July 31.7°C 89.1°F
Driest month: January 36mm 1.4ins
Sunniest month: July 10.9hrs
Coldest month: January 3.2°C 37.8°F
Wettest month: May 120mm 4.7ins
Warmest sea: August 22.3°C 72.1°F
Map showing location of Jefferson City (38.5767, -92.17352)

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