September Weather in Ballarat, Australia

Last updated: February 25, 2025

September in Ballarat, Australia, showcases a dynamic blend of weather as the region transitions into spring. With maximum temperatures reaching 24°C (76°F) and an average of 9°C (49°F), residents can expect pleasantly mild days, while chilly nights can dip to a brisk -2°C (29°F). This month also brings about significant rainfall, totaling 64 mm (2.5 in) over approximately 14 days, contributing to a humidity level of 72% that enhances the lush surroundings. Embrace the beauty of Ballarat's springtime atmosphere, where vibrant blooms and refreshing weather create an inviting experience.

September Temperature in Ballarat

In September, Ballarat experiences a gentle transition into spring, marked by temperatures that begin to rise from winter's chill. The minimum temperature settles at -2°C (29°F), while the average climbs to a crisp 9°C (49°F), and the maximum can reach a pleasantly warm 24°C (76°F). This month serves as a refreshing prelude to warmer days, reflecting a gradual upward trend in temperatures compared to the preceding winter months, where averages hovered around 7°C (45°F). As flowers begin to bloom and the landscape awakens, September's mild climate invites both locals and visitors to embrace outdoor activities and enjoy the beauty of Ballarat’s rejuvenating surroundings.

September Weather in Ballarat: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ballarat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec676362554945444548535862
Data source: Temperature data for Ballarat generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Ballarat

In September, Ballarat experiences a notable shift in its weather patterns, receiving an average precipitation of 64 mm (2.5 in) over 14 days. This marks a slight decrease from the wetter conditions of August, which saw 75 mm (3.0 in) but comes in line with the region's trend towards higher rainfall as winter transitions into spring. With a steady increase in precipitation throughout the months leading up to September, the rainfall helps to nourish the lush landscape, setting the stage for the blooming beauty of spring in the months ahead. The mix of cooler temperatures and frequent showers also supports a vibrant ecosystem, enhancing the region's charm and inviting outdoor activities as residents and visitors alike embrace the refreshing seasonal change.

September Precipitation Trends in Ballarat

The chart displays monthly precipitation patterns in Ballarat, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec333737557144537564737353
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Ballarat

As September arrives in Ballarat, Australia, the humidity level begins to show signs of retreat after peaking in the winter months. With a relative humidity of 72%, September marks a noticeable decline from the high of 83% recorded in July. This transitional period hints at the approach of spring, as the air gradually becomes drier with each passing month. The humidity continues to decrease through October, eventually landing at 61%—providing a refreshing contrast to the dampness of the previous season. This month captures the essence of change, blending the lingering coolness of winter with the promise of warmer days ahead.

September Average Humidity in Ballarat

This chart illustrates the average monthly humidity levels in Ballarat, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec43%49%60%71%79%82%83%79%72%61%59%50%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ballarat

As September arrives in Ballarat, Australia, residents can expect the UV Index to reflect a high exposure category at 7, with a burn time of approximately 25 minutes. This marks a notable shift from the moderate levels observed in the chilly winter months of June and July, where the UV Index hovered around 3. As spring unfolds, the upward trend indicates that sun protection should be on everyone’s radar, especially with the UV Index expected to increase further in October to 9, edging into the very high category. Being mindful of these seasonal changes is crucial for skin health, reinforcing the importance of checking the local UV Index frequently. For more detailed insights, visit Ballarat UV Index.

Maximum UV Index Levels in Ballarat for September

The chart shows the monthly maximum UV Index (UVI) for Ballarat in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec14121174335791214
Data source: Ballarat September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Ballarat

As September unfolds in Ballarat, Australia, the city welcomes 247 hours of sunshine, a pleasant rise from the colder months preceding it. This increase signals a gradual transition from winter's grip, with hours of sunlight showing a steady ascent from 189 hours in June to 199 in July and 217 in August. The month of September acts as a bridge, providing a harbinger of the sunnier days ahead, with daylight hours enhancing significantly as the landscape prepares for the warmer embrace of spring. Notably, as the year progresses, sunlight tends to peak in December, hitting an impressive 332 hours, yet September undeniably marks a refreshing uplift, inviting residents and visitors to bask in the gradual warmth and vibrant colors of nature awakening from winter slumber.

Monthly Sunshine Duration in Ballarat: September Highlighted

The September sunshine duration represents the total number of hours Ballarat experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec286h292h290h229h204h189h199h217h247h274h292h332h
Data source: Ballarat September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ballarat During September

As September arrives in Ballarat, Australia, the likelihood of sunny weather starts to show modest promise with a 33% chance of sunshine. This marks a slight increase compared to the drearier winter months of June and July, which see probabilities plummet to 18% and 23%, respectively. However, the sunny probabilities remain lower than those found in the peak summer months like January and February, which boast chances of 39% and 45%. As the seasons shift, residents can expect September to offer a transitional blend of sun and clouds, hinting at the brighter days of late spring and summer ahead.

Percentage of Sunny Days in September in Ballarat

The chart illustrates the percentage of sunny days in Ballarat throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Ballarat experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%45%37%38%38%19%23%31%33%29%31%54%
Data source: Ballarat September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ballarat in September

As September unfolds in Ballarat, Australia, the days begin to lengthen once more, offering an inviting 11 hours of daylight that herald the arrival of spring. Following the shorter days of winter, where both June and July offered just 9 hours, there’s a notable shift that brings a rejuvenating energy to the landscape. As the month progresses, daylight gradually increases, hinting at the vibrant 13 hours that October promises. This upward trend in daylight not only uplifts spirits but also encourages the blossoming of nature, setting the stage for the warmer months ahead. The rhythm of daylight duration throughout the year showcases a beautiful dance between the seasons, each month contributing its unique charm to Ballarat's picturesque environment.

Average Daylight Hours in Ballarat for September

The chart illustrates the variation in daylight duration in Ballarat throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 24m13h 28m12h 17m11h 5m10h 5m9h 35m9h 50m10h 42m11h 50m13h 3m14h 8m14h 41m
Data source: Ballarat daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Ballarat

As September rolls into Ballarat, Australia, the winds begin to pick up, boasting an average speed of 4.3 m/s (10 mph). This slight increase in gusts from the previous months signals a transition into a more dynamic season. Following the relatively calmer days of winter and early spring, September's winds are robust yet refreshing, often heralding the vibrant blooms and warmer days ahead. Notably, this month stands out as the second strongest in terms of wind speed since July, illustrating a seasonal shift that stirs the landscape and evokes a sense of brisk vitality. As we move further into spring, the consistent wind patterns hint at an invigorating transformation, setting the stage for the lively months to come.

Average September Wind Speed in Ballarat

The chart displays monthly wind speed patterns in Ballarat, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.13.83.43.33.84.04.44.24.3 m/s3.94.03.9
Data source: Ballarat September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Ballarat Compares to Other Months

The weather in Ballarat changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Ballarat and find detailed weather information for every month.

September and January exhibit significantly different weather patterns. In September, temperatures range from a chilly minimum of -2°C (29°F) to a comfortable maximum of 24°C (76°F), with an average of 9°C (49°F). This month also sees considerable precipitation, averaging 64 mm (2.5 in) over approximately 14 days, resulting in a higher humidity level of 72%.

Conversely, January features much warmer conditions with temperatures ranging from a minimum of 6°C (42°F) to a scorching maximum of 39°C (102°F) and an average of 19°C (67°F). It experiences less precipitation at just 33 mm (1.3 in) over about 5 days, leading to a lower humidity level of 43%. For a detailed look at January's weather, visit Ballarat weather in January.

In comparing the weather of September and February, we notice some distinct differences. September experiences cooler temperatures, with an average of 9°C (49°F) and a maximum of 24°C (76°F), while February boasts warmer averages, peaking at 17°C (64°F) and reaching highs of up to 39°C (102°F). Precipitation is also more frequent in September, totaling 64 mm (2.5 in) over 14 days, compared to a drier February with only 37 mm (1.4 in) of rain over just 5 days. The humidity is notably higher in September at 72%, while February is more comfortable with 49% humidity. For more details about February weather, you can check Ballarat weather in February.

When comparing the weather of September and March, notable differences can be observed. September generally has cooler temperatures, with a minimum of -2°C (29°F) and an average of 9°C (49°F), peaking at 24°C (76°F). In contrast, March enjoys a higher average temperature of 16°C (62°F), with a minimum of 3°C (38°F) and a maximum reaching a warm 35°C (95°F). Additionally, September sees more precipitation, totaling 64 mm (2.5 in) over 14 days, while March experiences less rainfall, with only 37 mm (1.5 in) over about 6 days. Humidity is also higher in September at 72%, compared to March's 60%. For more details on March weather specifically, you can check Ballarat weather in March.

In comparison to September, April typically experiences milder temperatures, with a minimum of 0°C (31°F) and an average of 13°C (56°F), peaking at a maximum of 30°C (85°F). This contrasts sharply with September, where temperatures range from a low of -2°C (29°F) to a high of 24°C (76°F), averaging 9°C (49°F). Precipitation levels are relatively close, with September receiving 64 mm (2.5 in) over 14 days, while April sees slightly less at 55 mm (2.2 in) across 8 days. Humidity remains quite similar, hovering at around 71-72%. For those interested in a deeper exploration of April weather, check out Ballarat weather in April.

When comparing the weather in September and May, there are some notable differences. In September, temperatures range from a minimum of -2°C (29°F) to a maximum of 24°C (76°F), with an average temperature of 9°C (49°F). This month sees about 64 mm (2.5 in) of precipitation over 14 days, with a humidity level of 72%.

In contrast, May offers slightly milder conditions, with minimum temperatures around -1°C (31°F) and maximums reaching 22°C (72°F), while the average remains the same at 9°C (49°F). The precipitation in May is slightly higher at 70 mm (2.8 in) over 12 days, accompanied by a higher humidity of 79%.

For more detailed information about May weather, you can visit Ballarat weather in May.

In comparing the weather of September and June, September generally experiences milder conditions with an average temperature of 9°C (49°F) and a maximum of 24°C (76°F), while June's temperatures are cooler, with an average of 7°C (45°F) and a maximum of just 16°C (60°F). Additionally, September sees more precipitation, totaling 64 mm (2.5 in) over 14 days, compared to June's 44 mm (1.7 in) across 8 days. Humidity levels are relatively high in both months, with September at 72% and June slightly higher at 81%. For a more detailed overview, you can check Ballarat weather in June.

In comparing the weather of September and July, September exhibits a noticeable increase in average temperatures, rising to 9°C (49°F) compared to July's average of 7°C (44°F). While the maximum temperature in September can reach up to 24°C (76°F), July sees a significantly cooler peak of only 16°C (61°F). Interestingly, both months share the same minimum temperature of -2°C (29°F), but September experiences slightly more precipitation at 64 mm (2.5 in) over 14 days, compared to July's 53 mm (2.1 in) over 12 days. This shift is also reflected in humidity levels, with September being less humid at 72% compared to July's higher humidity of 83%. For more detailed information, you can visit Ballarat weather in July.

In comparing the weather of September and August, we see some notable differences. September typically experiences slightly milder temperatures, with an average of 9°C (49°F) and a maximum of 24°C (76°F), compared to August's average of 7°C (45°F) and maximum of 17°C (63°F). Additionally, September has a lower total precipitation of 64 mm (2.5 in), though rainfall is recorded on 14 days in both months. Humidity also decreases slightly in September to 72%, compared to 79% in August. For more detailed insights, you can check Ballarat weather in August.

In September, the weather features a broader temperature range, with minimums dropping to -2°C (29°F) and maximums reaching 24°C (76°F). The average temperature sits at around 9°C (49°F), accompanied by 64 mm (2.5 in) of precipitation over 14 days and a humidity level of 72%. In contrast, October experiences slightly warmer conditions, with minimum temperatures of -1°C (31°F) and maximums soaring up to 30°C (87°F), resulting in an average temperature of 12°C (53°F). Precipitation increases marginally to 73 mm (2.9 in) across 12 days, but the humidity decreases to 61%. For more detailed information on October weather, check out Ballarat weather in October.

In September, temperatures in Ballarat experience a broader range, with minimums dropping to -2°C (29°F) and maximums reaching 24°C (76°F), resulting in an average of 9°C (49°F). The month is characterized by higher humidity at 72% and sees around 64 mm (2.5 in) of precipitation over 14 days. In contrast, November offers warmer conditions, with minimums at 0°C (33°F), an average of 14°C (58°F), and maximums soaring up to 34°C (93°F). Although November has slightly more precipitation at 73 mm (2.9 in), it occurs over fewer days (9 days), and humidity drops to 59%. For more detailed weather information, check out Ballarat weather in November.

In September, the weather features cooler temperatures, with a minimum of -2°C (29°F) and an average of 9°C (49°F), peaking at 24°C (76°F). The month experiences higher humidity levels at 72% and receives 64 mm (2.5 in) of precipitation over 14 days. In contrast, December showcases milder temperatures, ranging from a minimum of 3°C (38°F) to a maximum of 41°C (105°F), with an average of 16°C (62°F). Precipitation decreases to 53 mm (2.1 in) spread over just 7 days, and humidity drops to a more comfortable 50%. For more detailed information on December weather, you can visit Ballarat weather in December.

Compare Ballarat's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Ballarat

As September graces Ballarat, it brings a refreshing shift in weather, shedding the chill of winter for warmer days. While the month showcases a delightful blend of temperatures, with some days reaching a pleasant 24°C (76°F), it can still surprise with cooler spells, dipping to near -2°C (29°F) overnight. This transitional season is also marked by noticeable humidity and frequent precipitation, totaling around 64 mm (2.5 in) over a fortnight, which contrasts starkly with the drier, more stable summer months. Navigating October onward, residents and visitors can anticipate a continued warming trend, making September a unique period of change. For more information on Ballarat's climate, check out Ballarat Climate.