Best year time to visit St Helens

General weather information about St Helens

Average annual temperature is 16.9 °C

Absolute maximum temperature: 35.3 °C

Absolute minimum temperature: 1.5 °C

Number of sunny days: 183 days

Number of rainy days: 182 days

Look at detailed online map of St Helens

* Weather data for St Helens Australia is based on climate observations for 2026 year

St Helens air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)34.034.033.625.322.521.821.823.929.632.732.335.3
Average daytime temperature (°C)27.727.727.021.018.517.617.219.422.325.125.329.7
Average temperature (°C)21.221.221.216.112.111.511.413.115.318.118.922.6
Average night temperature (°C)16.516.517.012.27.46.86.78.410.012.314.617.2
Absolute minimum temperature (°C)14.113.410.57.41.52.22.64.15.88.511.014.0

St Helens monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)13.013.012.011.011.010.010.011.012.013.013.013.0
Daylight mean duration (h)13.713.112.311.410.710.410.511.111.912.813.513.9
Daylight minimum duration (h)13.012.011.011.010.010.010.010.011.012.013.013.0
Sunshine mean duration (h)10.310.48.28.78.88.58.49.310.111.19.510.8
Precipitation (mm)7133997571101623234815286
Sunny days710816242024171623810
Rainy days241823147107141482221
Snow days000000000000

St Helens - weather forecast by months

St Helens weather in januarySt Helens weather in februarySt Helens weather in marchSt Helens weather in aprilSt Helens weather in maySt Helens weather in juneSt Helens weather in julySt Helens weather in augustSt Helens weather in septemberSt Helens weather in octoberSt Helens weather in novemberSt Helens weather in december

Best time to visit St Helens:

The largest precipitation sum in St Helens is at

  • March — 99(mm)
  • April — 75(mm)
  • November — 152(mm)
  • December — 86(mm)

    • Weather forecast in the closest to St Helens admin centers

    Weather forecast in the closest towns to St Helens

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    Frequently asked questions

    When is the best time to visit St Helens?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit St Helens.
    What is the weather like in St Helens?
    See average temperature, rainfall and daylight hours for St Helens by month in the table above.
    How many sunny days does St Helens have?
    The monthly weather statistics above show sunshine and rainfall patterns for St Helens throughout the year.