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Williamstown
Weather averages
ClimateForecastMayJune >>

Climate in Williamstown (South Australia), Australia

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly hours of sunshine

The average monthly total hours of sunshine over the year
* Data from: Adelaide, Australia (39 KM, 24 Miles).

Daily percent of sunshine

The mean percent of hours of sunhours during the day over the year
* Data from: Adelaide, Australia (39 KM, 24 Miles).

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average humidity

The mean monthly relative humidity over the year
* Data from: Adelaide, Australia (39 KM, 24 Miles).

Weather Forecasts for Williamstown

Sat   May 04
19°C | 9°C
SE 14 km/h
almost clear and no rain

almost clear and no rain

hourly forecast
Sun   May 05
19°C | 10°C
SE 14 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Mon   May 06
19°C | 9°C
E 18 km/h
clear and no rain

clear and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit Williamstown in Australia

During the months of March, April, October and November you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • Which is the warmest month in Williamstown?
    January has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Williamstown?
    The coldest month is August with an average maximum temperature of 15°C.
  • Which is the wettest month in Williamstown?
    September tops the wettest month list with 59 mm of rainfall.
  • Which is the driest month in Williamstown?
    March is the driest month with 18 mm of precipitation.
  • Which is the sunniest month in Williamstown?
    January is the sunniest month with an average of 326 hours of sunshine.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     

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