Trieste monthly weather averages

  • Average daytime temperature

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

    Trieste average temperature chart
    Average monthly temperatures in Trieste (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 7.4 8.9 12.1 16.4 21.3 24.8 27.7 27.2 23.6 18.3 12.6 8.6
    °F 45.3 48.1 53.8 61.5 70.3 76.7 81.8 80.9 74.4 65 54.7 47.4

    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 Trieste (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 80 73 76 90 87 103 75 100 112 105 117 94
    inches 3.2 2.9 3 3.5 3.4 4.1 2.9 3.9 4.4 4.1 4.6 3.7
    Rainy days 12 11 11 13 14 14 11 12 11 11 13 12
  • Average daily sunshine

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

    Average daily sunshine Trieste
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 3.8 5 5.4 6.7 8.1 8.9 10.2 9.4 7.7 6 3.9 3.4
  • Day / night temperatures

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

    Maximum and minimum daily temperatures in Trieste (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C 1.5 2.3 4.5 8 12.1 15.6 17.7 17.4 14.6 10.5 6 2.5
    Max °C 7.6 9.1 12.3 16.6 21.5 25.1 27.9 27.4 23.8 18.5 12.8 8.7
    Min °F 34.6 36.1 40.1 46.4 53.8 60 63.9 63.3 58.3 50.9 42.8 36.5
    Max °F 40.1 42.3 47.1 54.1 62.2 68.5 73 72.3 66.6 58.1 48.9 42.1
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Trieste in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 11.6 10.4 11 13.7 18.1 22.4 25.1 25.6 23 19.6 16.5 13.9
    °F 52.9 50.7 51.7 56.6 64.5 72.4 77.2 78.1 73.4 67.3 61.6 57.1
  • Wind speed

    The graph below shows the average wind speed.

    Average wind speed in Trieste (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 8 8 8 8 7 6 7 7 7 8 8 8
    mph 5 5 5 5 4 4 4 4 4 5 5 5

    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 Trieste
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    70% 70% 67% 67% 67% 69% 66% 67% 71% 72% 70% 71%
Trieste

Other monthly averages

Trieste weather stats

Trieste weather statistics
Hottest month: July 27.7°C 81.9°F
Driest month: February 73mm 2.9ins
Sunniest month: July 10.2hrs
Coldest month: January 7.4°C 45.3°F
Wettest month: November 117mm 4.6ins
Warmest sea: August 25.6°C 78.1°F
Map showing location of Trieste (45.64861, 13.78)

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