Horsham monthly weather averages

  • Average daytime temperature

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

    Horsham average temperature chart
    Average monthly temperatures in Horsham (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 28.9 28.9 25.6 21 16.7 13.7 13 14.4 16.8 20.2 23.4 26.3
    °F 83.9 84 78.2 69.9 62 56.7 55.3 58 62.2 68.4 74.1 79.4

    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 Horsham (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 26 25 25 32 52 45 53 55 45 49 36 25
    inches 1 1 1 1.3 2 1.8 2.1 2.2 1.8 1.9 1.4 1
    Rainy days 8 7 8 7 9 9 10 10 9 11 9 7
  • Average daily sunshine

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

    Average daily sunshine Horsham
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 9.8 9.4 7.7 6.2 5 4.6 4.9 5.7 6.3 7.5 8.3 9
  • Day / night temperatures

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

    Maximum and minimum daily temperatures in Horsham (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C 12.8 13 11.2 8.3 5.9 3.7 3.2 4.1 5.6 7.1 9.3 11.1
    Max °C 29.3 29.3 26 21.4 17 14 13.2 14.7 17.1 20.6 23.8 26.7
    Min °F 55 55.3 52.2 46.9 42.5 38.6 37.8 39.4 42 44.7 48.7 52
    Max °F 69.8 70 65.5 58.6 52.5 47.8 46.8 48.9 52.3 56.8 61.7 66
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Horsham in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 19 19.5 19.1 18.1 17.1 16.2 15.3 14.8 14.8 15.3 16.3 17.7
    °F 66.1 67.1 66.4 64.7 62.9 61.1 59.6 58.6 58.7 59.6 61.4 63.8
  • Wind speed

    The graph below shows the average wind speed.

    Average wind speed in Horsham (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 17 16 14 13 13 12 13 14 16 17 16 17
    mph 10 10 9 8 8 8 8 9 10 11 10 10

    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 Horsham
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    47% 49% 53% 61% 72% 78% 76% 71% 64% 58% 53% 49%

Other monthly averages

Horsham weather stats

Horsham weather statistics
Hottest month: February 28.9°C 84°F
Driest month: December 25mm 1ins
Sunniest month: February 9.4hrs
Coldest month: July 13°C 55.4°F
Wettest month: August 55mm 2.2ins
Warmest sea: February 19.5°C 67.1°F
Map showing location of Horsham (-36.71131, 142.19981)

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