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Ballarat Weather in September

September in Ballarat brings moderate temperatures around 15°C (59°F) during the day, dropping to 5°C (41°F) at night, with the most rainfall of the year.

Rainfall in Ballarat in September

As the month with the most rain, you'll want to have an umbrella with you to manage the frequent showers. Analyzing past climate data, one can expect approximately 12 days of rain, averaging 76 mm (3 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Ballarat in September

Daytime temperatures in Ballarat reach 15°C (59°F) in September, dropping to 5°C (41°F) at night. The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 5°C (41°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

If you prefer dry days with pleasant temperatures, January, February, March, November and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Ballarat Temperature in September

Min Temperature
5°C (41°F)
Max Temperature
15°C (59°F)
Chance of Rain
39%
Precipitation
76 mm (3 in)
Rainy days
12 days
Humidity
55% *
* Data from: Maryborough, Australia (58 KM, 36 Miles).

Ballarat Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Ballarat - and find the best time to visit.

Daily Historical Temperatures

36-year average (1990-2025)

Based on our historical records, temperatures in Ballarat typically stay consistent throughout September, with daily highs averaging around 15°C (59°F). Nights are cold, with lows typically ranging from 4°C (39°F) to 6°C (43°F).

Average temperatures in September

Daily Historical Precipitation

36-year average (1990-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

Historical weather records for Ballarat in September

Browse day-by-day weather records for Ballarat spanning 49 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Ballarat historical weather extremes in September

According to our 35 years of weather records for Ballarat, the following extremes were recorded between 1990 and 2025.

  • Ballarat recorded its highest September temperature of 29°C (84°F) on September 28, 2014.
  • The coldest September day was on September 5, 1995, with a maximum of 4°C (39°F).
  • Nighttime temperatures dropped to -3°C (27°F) on September 7, 1995, marking the coldest September night on record.
  • The wettest September day on record brought 51 mm (2 in) of precipitation to Ballarat (September 4, 2010).

Best Places in Australia in September

Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Ballarat in September

Pack for changing conditions in Ballarat in September. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days.

What To Do in Ballarat in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    6/10
  • Walking
    6/10
  • Barbeque
    5/10
  • Camping
    4/10
  • Outdoor sports
    9/10

Ballarat 3-Day Forecast

More climate data for Ballarat

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.