Last updated: February 25, 2025
September in Melbourne, Australia offers a delightful mix of warmer days and crisp evenings. The maximum temperature can reach a pleasant 27°C (81°F), while the average settles at a comfortable 12°C (54°F). However, the month can also bring a chill, with minimum temperatures dipping down to 1°C (33°F). Rainfall graces the city with 64 mm (2.5 in) spread across approximately 12 days, fostering a refreshing atmosphere amidst the blooming spring landscape. Humidity levels hover around a moderate 72%, making September an intriguing time to experience Melbourne's vibrant outdoor life.
As September unfolds in Melbourne, the city begins its gentle transition from the cooler winter months to the warmth of spring. Temperatures start to rise, with the average temperature resting at a manageable 12°C (54°F), offering a refreshing change from the preceding chill. The minimum temperature hovers around 1°C (33°F), while the maximum can reach up to 27°C (81°F), signaling longer, sunnier days ahead. This month marks a period of blossoming life, where the daytime warmth encourages outdoor activities, inviting both locals and visitors to embrace the vibrant atmosphere of the city as it shakes off the winter slumber.
In September, Melbourne experiences a noticeable rise in precipitation, with 64 mm (2.5 in) of rain falling over 12 days—a trend that sets the stage for the city's wetter months. This increase marks a shift from the dry winter months, such as July and August, which saw lower totals of 46 mm (1.8 in) and 58 mm (2.3 in), respectively. As the arrival of spring unfolds, the consistent rain patterns in September herald a vibrant blooming season ahead, making it a crucial month for replenishing the city's gardens and reservoirs. With the promise of even more rainfall in October at 74 mm (2.9 in), the transition to a lively and lush landscape is well underway.
As September rolls around in Melbourne, Australia, the humidity begins to ease, settling at 72%—a noticeable drop from the peak of 83% experienced in July. This month marks a transitional phase, where the lingering chill of winter wanes, allowing for slightly drier air, yet still significantly higher than the balmy 43% of January. The trend showcases a gradual increase in humidity from the start of the year, peaking mid-winter, before gently cascading down toward spring. With the shift in seasons, September provides a refreshing contrast to the previous months, hinting at the drier days that October promises, as the city prepares to embrace the warmer weather ahead.
As September unfolds in Melbourne, the UV Index rises to 7, categorized as high, indicating a burn time of approximately 25 minutes. This shift marks a notable transition from the cooler winter months, where UV exposure was moderate at levels 3 to 5. The increase in UV intensity serves as a reminder for residents and visitors alike that sun protection is essential, particularly with summer approaching. Observing these trends, it's clear that Melburnians should be prepared for more sunshine and heightened UV risks. For more detailed information on UV exposure throughout the year, check out the Melbourne UV Index.
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As September arrives in Melbourne, the city basks in 259 hours of sunshine, marking a noticeable transition from the cooler months. While the sun made a slow return during winter with just 210 hours in July and 192 hours in June, September shows a promising surge, offering more warmth and light than the previous month’s 230 hours in August. This revitalizing increase signifies the onset of spring, where Melburnians can revel in the beauty of blooming flowers and vibrant outdoor activities. Yet, sunshine in September is still somewhat eclipsed by the glorious summer months, where January dazzles with 279 hours and February boasts 290 hours. Overall, September’s sunshine not only uplifts spirits but also hints at the delightful days ahead, blending the remnants of winter with the lively energy of spring.
In September, Melbourne experiences a 40% chance of sunny weather, aligning with the city's average for the months leading up to spring. As winter wanes, this likelihood reflects a gradual shift towards brighter days, showcasing a slight uptick from August's 40%. While this percentage may seem moderate compared to the balmy summer months, notably January's 35% and December's generous 49%, it suggests a promising start to the warmer season. Overall, September offers residents and visitors alike a decent opportunity to enjoy sunshine, making it an appealing time to explore the vibrant outdoors as the city transitions into spring.
As September rolls in, Melbourne experiences a gentle transition in daylight duration, with the sun gracing the city for approximately 11 hours each day. This marks a subtle increase from the shorter days of winter, heralding the arrival of spring. Following the 9-hour days of July and August, the uplift in daylight offers a refreshing change, setting the stage for longer, sunnier days ahead. As the month progresses, enthusiasts can eagerly anticipate daylight stretching even further, peaking in summer with 14 hours in both January and November. This cyclical dance of light and shadow reflects Melbourne’s unique seasonal charm, inviting residents and visitors alike to relish the vibrant outdoor adventures that spring brings.
As September graces Melbourne, the winds begin to pick up, with an average speed of 4.4 m/s (10 mph), signaling the transition from winter chill to the budding warmth of spring. This gentle increase follows a swift burst in July, where gusts reached their peak at 4.8 m/s (11 mph), before gradually tapering in the months that proceed. Compared to the calmer conditions of earlier months like March and April, September's breezes offer a refreshing reminder of nature's changing patterns. Interestingly, as the year progresses, wind speeds stabilize around 4.0 m/s (9 mph) in the coming months, highlighting a rhythmic consistency that characterizes Melbourne's climate. Embrace this invigorating September breeze as it ushers in the vibrant energy of spring!
The weather in Melbourne 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 Melbourne and find detailed weather information for every month.
September and January present contrasting weather patterns. In September, temperatures range from a cool minimum of 1°C (33°F) to a warm maximum of 27°C (81°F), with an average temperature of 12°C (54°F) and a notable 64 mm (2.5 in) of precipitation spread over 12 days, resulting in a higher humidity level of 72%. In stark contrast, January boasts much warmer temperatures, with a minimum of 9°C (49°F) and a scorching maximum reaching 43°C (110°F), averaging 21°C (70°F). Additionally, January has less precipitation at 42 mm (1.6 in) over just 5 days and experiences significantly lower humidity at 43%. For more detailed information, you can visit Melbourne weather in January.
September and February present stark contrasts in weather patterns. September typically experiences cooler temperatures, ranging from a minimum of 1°C (33°F) to a maximum of 27°C (81°F), with an average of 12°C (54°F). This month is also marked by relatively high humidity at 72% and precipitation occurring on about 12 days, totaling 64 mm (2.5 in). In contrast, February features much warmer conditions, with temperatures ranging from a minimum of 8°C (46°F) to a sweltering maximum of 42°C (109°F), and an average of 19°C (67°F). February sees significantly less rainfall, with only 44 mm (1.7 in) spread across just 4 days and lower humidity levels at 49%. For more detailed insights on February weather, visit Melbourne weather in February.
When comparing the weather in September and March, notable differences emerge. September experiences cooler temperatures with a minimum of 1°C (33°F) and an average of 12°C (54°F), while March boasts a milder climate with a minimum of 8°C (47°F) and an average of 19°C (66°F). Additionally, March can see much warmer maximum temperatures, reaching up to 38°C (101°F), compared to September's maximum of 27°C (81°F). In terms of precipitation, September is wetter with 64 mm (2.5 in) over 12 days, whereas March has less rain at 40 mm (1.6 in) over just 6 days. The humidity levels also differ, with September's humidity at 72% compared to March's 60%. For a more detailed look at March, you can visit Melbourne weather in March.
In comparing the weather of September and April, we notice distinct differences in temperature and precipitation patterns. September experiences a minimum temperature of 1°C (33°F) and an average of 12°C (54°F), reaching a maximum of 27°C (81°F), while April starts at a slightly warmer minimum of 5°C (41°F) and averages 15°C (60°F), peaking at 32°C (89°F). Additionally, September sees more precipitation, with 64 mm (2.5 in) over 12 days, compared to April's 51 mm (2.0 in) across just 7 days. Despite this, both months maintain similar humidity levels, around 71-72%. For more detailed information, you can check Melbourne weather in April.
September and May exhibit similar average temperatures, both hovering around 12°C (54°F); however, September presents a wider range with a minimum of 1°C (33°F) and a maximum of 27°C (81°F), while May’s temperatures range from a minimum of 3°C (38°F) to a maximum of 25°C (77°F). In terms of precipitation, September experiences slightly more rainfall at 64 mm (2.5 in) over 12 days compared to May's 57 mm (2.2 in) spread over 10 days. Additionally, May has a higher humidity level at 79% compared to September’s 72%. For more detailed information, you can check the Melbourne weather in May.
September and June present distinct weather patterns, showcasing the transition from winter to spring in one month and early winter in the other. In September, temperatures fluctuate more widely, averaging 12°C (54°F) with highs reaching up to 27°C (81°F), while June remains cooler with an average of 10°C (50°F) and a maximum of only 18°C (65°F). Precipitation in September is slightly higher at 64 mm (2.5 in) over 12 days, compared to June's 54 mm (2.1 in) across 9 days. Additionally, September exhibits lower humidity at 72%, in contrast to June's higher humidity level of 81%. For a detailed look at the weather in June, you can refer to Melbourne weather in June.
When comparing the weather between September and July, September tends to be warmer and drier. With temperatures ranging from a minimum of 1°C (33°F) to a maximum of 27°C (81°F) and an average of 12°C (54°F), September offers a more pleasant climate than July, which has lower temperatures, with a minimum of -1°C (31°F), a maximum of 18°C (64°F), and an average of 10°C (49°F). Rainfall is also less frequent in September, totaling 64 mm (2.5 in) over 12 days, compared to July's 46 mm (1.8 in) with the same number of rainy days. Additionally, September has slightly lower humidity at 72%, whereas July sits at 83%. For more specifics on July weather, you can check out Melbourne weather in July.
In comparing the weather of September and August, September shows a notable increase in temperatures, with average highs reaching 27°C (81°F) compared to August's maximum of 21°C (70°F). Although both months share similar minimum temperatures of around 1°C, September's overall averages rise to 12°C (54°F), making it feel warmer. Additionally, September experiences slightly more precipitation at 64 mm (2.5 in) over 12 days, versus August's 58 mm (2.3 in) over 13 days, indicating a marginally drier month. Humidity levels are also lower in September at 72%, compared to 79% in August, suggesting a more comfortable atmosphere. For a detailed look at August weather, you can visit Melbourne weather in August.
In comparing the weather of September and October, September presents a slightly cooler climate with average temperatures ranging from a minimum of 1°C (33°F) to a maximum of 27°C (81°F). October, on the other hand, sees a gradual warming trend with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 32°C (91°F). Precipitation levels remain similar in both months, with September recording 64 mm (2.5 in) and October slightly higher at 74 mm (2.9 in), both experiencing rain on approximately 12 days. Humidity also decreases in October, dropping to 61% compared to September’s 72%. For more details, you can check the Melbourne weather in October.
September weather features a more varied temperature range, with minimums dipping to 1°C (33°F) and maximums reaching up to 27°C (81°F), while the average temperature hovers around 12°C (54°F). In contrast, November offers generally milder conditions, with minimum temperatures starting at 5°C (42°F) and maxing out at a notably higher 39°C (102°F), giving it an average of 17°C (62°F). Precipitation levels are relatively similar, with September receiving 64 mm (2.5 in) over 12 days, while November sees slightly less at 58 mm (2.3 in) across 10 days. Additionally, November experiences lower humidity at 59%, compared to September's 72%. For more detailed information, visit Melbourne weather in November.
In September, the weather is mild with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 27°C (81°F), averaging around 12°C (54°F). The month experiences around 64 mm (2.5 in) of precipitation over 12 days, contributing to a relatively humid atmosphere with humidity levels at 72%. In contrast, December sees warmer temperatures, with a minimum of 8°C (46°F) and soaring highs up to 43°C (109°F), averaging 18°C (65°F). Although December has slightly more total precipitation at 74 mm (2.9 in), it falls over just 7 days, resulting in lower humidity levels of 50%. For more detailed information, you can check Melbourne weather in December.
September in Melbourne ushers in a refreshing transition from winter's chill to the warmer embrace of spring. With temperatures gradually rising, the month is characterized by a comfortable average ideal for outdoor activities, although early mornings and evenings can still feel brisk. This time of year is also marked by a bit of unpredictability, with precipitation occurring on about half the days, lending a touch of moisture to the air and a lush vibrancy to the city's flora. As humidity levels hover around 72%, the atmosphere can feel quite refreshing, unlike the drier summer months that follow. For those keen on exploring Melbourne's ever-changing climate, September offers a unique blend of cool mornings, warm afternoons, and occasional rain, setting the stage for the vibrant spring ahead. Discover more about the city's climate at Melbourne Climate.