September Weather in Mallacoota, Australia

Last updated: February 26, 2025

In September, Mallacoota, Australia experiences a dynamic transition into spring, characterized by a maximum temperature reaching 31°C (88°F), while the average hovers around a comfortable 13°C (55°F) and dips to a refreshing minimum of 6°C (42°F). The month sees a moderate precipitation total of 39 mm (1.5 in), with rainfall occurring on 9 days, contributing to the lush, vibrant landscape. With humidity levels at 72%, the air is often pleasantly crisp, offering an invigorating atmosphere for outdoor enthusiasts and nature lovers alike. Enjoy the beauty of this coastal gem as it awakens from winter's slumber!

September Temperature in Mallacoota

In September, Mallacoota experiences a refreshing transition as winter bids farewell and spring begins to bloom. With minimum temperatures averaging around 6°C (42°F) and daytime highs peaking at a delightful 31°C (88°F), the month showcases a significant warming trend compared to the cooler winter months. The average temperature hovers at 13°C (55°F), making it an ideal time for outdoor activities as nature awakens. As the days gradually lengthen and temperatures rise, locals and visitors alike can enjoy the milder conditions and vibrant surroundings, setting the stage for delightful adventures in this picturesque coastal town.

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

The chart illustrates September temperature patterns in Mallacoota, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec686766615753525255586164
Data source: Temperature data for Mallacoota generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Mallacoota

September in Mallacoota saw 39 mm (1.5 in) of precipitation, marking a noticeable dip compared to the preceding months. With 9 rainy days, the pattern reflects a transition into the spring season, as the region begins to experience lighter and less frequent showers. This decline in rainfall is a part of a broader trend observed from the peak of May's 87 mm (3.4 in) to the more moderate amounts in preceding months, setting the stage for a gradual uptick in precipitation as the year progresses into October and November. The rainfall dynamics underscore Mallacoota's shifting climate, heralding a vibrant burst of growth and renewal as the warmer months approach.

September Precipitation Trends in Mallacoota

The chart displays monthly precipitation patterns in Mallacoota, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5977703187644768397910094
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mallacoota

In September, Mallacoota experiences a notable drop in humidity, registering at 72%. This marks a shift from the moisture-laden winter months, where July reached a peak of 83%. As spring approaches, the humidity begins to decrease, contrasting sharply with the heavier humidity earlier in the year, which soared to 81% during both May and June. This transition sets the stage for a clearer, more comfortable atmosphere, hinting at the drier conditions of October ahead, which will see a further decline to 63%. Overall, September serves as a bridge between the humid winters and the more temperate spring climate, showcasing Mallacoota's dynamic weather patterns.

September Average Humidity in Mallacoota

This chart illustrates the average monthly humidity levels in Mallacoota, 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.
JanFebMarAprMayJunJulAugSepOctNovDec62%69%73%78%81%81%83%78%72%63%63%63%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mallacoota

As September rolls in, Mallacoota experiences a noteworthy shift in its UV Index, reaching 7, categorized as high. This slight rise from the moderate levels observed in the cooler months of June and July indicates the approach of spring and increased sun exposure. With a burn time of just 25 minutes, it's essential for residents and visitors alike to remain vigilant about sun safety. Compared to the extremes of January through March, where burn times were as low as 10 minutes, the September UV Index highlights the importance of protection even as the season transitions. For more insights on UV conditions, check out the detailed information at Mallacoota UV Index.

Maximum UV Index Levels in Mallacoota for September

The chart shows the monthly maximum UV Index (UVI) for Mallacoota 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.
JanFebMarAprMayJunJulAugSepOctNovDec14121174335791113
Data source: Mallacoota 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 Mallacoota

As September unfolds in Mallacoota, Australia, the days begin to stretch with 278 hours of sunshine, marking a resurgence in daylight after the winter months. This increase not only sets the stage for the warmth of spring but also signals a steady climb from the colder, cloudier periods of June and July, which recorded only 217 and 233 hours respectively. Following this trend, sunlight continues to grow in October with 300 hours, and by November, it reaches a vibrant 316 hours. The gradual ascent in sunshine hours from September onwards invites both locals and visitors to bask in the rejuvenating glow of nature, painting a perfect backdrop for outdoor adventures and the blossoming beauty of the season.

Monthly Sunshine Duration in Mallacoota: September Highlighted

The September sunshine duration represents the total number of hours Mallacoota 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.
JanFebMarAprMayJunJulAugSepOctNovDec265h286h287h257h232h217h233h248h278h300h316h338h
Data source: Mallacoota September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mallacoota During September

In September, Mallacoota, Australia, enjoys a 53% chance of sunny weather, marking a promising transition into spring. This slight increase in sunshine compared to the winter months—where the chances hovered around 42% to 50%—signals a shift towards warmer and more inviting days. As the year progresses, this trend continues with a notable dip in sunny days during the late spring and early summer months, particularly in November, which sees only a 24% chance of sun. Thus, September stands out as a delightful month for those seeking to bask in the early warmth, providing a perfect backdrop for outdoor adventures in this stunning coastal destination.

Percentage of Sunny Days in September in Mallacoota

The chart illustrates the percentage of sunny days in Mallacoota 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 Mallacoota experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec40%35%32%55%50%42%50%50%53%39%24%41%
Data source: Mallacoota September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mallacoota in September

As September rolls into Mallacoota, Australia, daylight begins its gentle resurgence after the depths of winter, offering an average of 11 hours of sunlight for the month. This marks a welcome transition from the shorter days of winter, which lingered around 9 hours in June and July. The gradual lengthening of daylight throughout the year reveals a harmonious rhythm, as the days steadily lengthen from 10 hours in August to the 13 hours in October. This seasonal shift not only invigorates the landscape but also invites residents and visitors alike to bask in the rejuvenating warmth of spring, hinting at the longer, sun-soaked days that lie ahead.

Average Daylight Hours in Mallacoota for September

The chart illustrates the variation in daylight duration in Mallacoota 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 7m14h 41m
Data source: Mallacoota daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Mallacoota

In September, Mallacoota experiences a refreshing shift in its winds, with an average speed of 5.0 m/s (11 mph), which mirrors the gentle breezes of the preceding months. As the seasons transition, September marks a distinct return to slightly stronger winds compared to the winter months, where July recorded the lowest at 3.9 m/s (9 mph). This moderate uptick sets the stage for the lively spring atmosphere, reminiscent of late summer's 5.5 m/s (12 mph) gusts in March. Overall, the wind patterns suggest a gradual increase in energy as Mallacoota moves deeper into spring, creating a dynamic environment for both locals and visitors to enjoy the region's stunning coastal landscape.

Average September Wind Speed in Mallacoota

The chart displays monthly wind speed patterns in Mallacoota, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.15.35.54.24.54.33.94.75.0 m/s5.14.74.5
Data source: Mallacoota September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Mallacoota Compares to Other Months

The weather in Mallacoota 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 Mallacoota and find detailed weather information for every month.

In September, the weather starts to transition into warmer temperatures, with a minimum of 6°C (42°F) and an average of 13°C (55°F), peaking at 31°C (88°F). This month sees an average of 39 mm (1.5 in) of precipitation over about 9 days, accompanied by a humidity level of 72%. In contrast, January experiences significantly milder conditions, with minimum temperatures around 12°C (54°F), an average of 20°C (68°F), and maximums reaching 35°C (95°F). Precipitation in January is slightly higher at 59 mm (2.3 in) but is spread over fewer days (7 days), and the humidity drops to 62%. This notable difference in weather patterns highlights the transition from the end of winter into the height of summer with increased warmth and humidity. For more details, check out Mallacoota weather in January.

September and February exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 6°C (42°F) to a maximum of 31°C (88°F), with an average of 13°C (55°F). The month sees relatively low precipitation, with 39 mm (1.5 in) spread over 9 days and a humidity level of 72%. In contrast, February is warmer, with temperatures ranging from a minimum of 11°C (53°F) to a scorching maximum of 35°C (95°F) and an average of 19°C (67°F). However, February experiences higher precipitation, totaling 77 mm (3.0 in) across the same number of rainy days, and a slightly lower humidity of 69%. For more details, check Mallacoota weather in February.

In comparing the weather between September and March, we observe notable differences in temperature and precipitation. September experiences a broader temperature range, with minimums as low as 6°C (42°F) and maximums peaking at 31°C (88°F), leading to a comfortable average of 13°C (55°F). In contrast, March maintains a milder minimum of 10°C (51°F) and reaches similar maximums of 32°C (90°F), resulting in a higher average temperature of 19°C (66°F). Precipitation in September is lower at 39 mm (1.5 in) over 9 days, while March sees increased rainfall, totaling 70 mm (2.7 in) over 10 days. Both months have similar humidity levels, hovering around 72-73%. For those interested in detailed March weather conditions in Mallacoota, additional information can be found at Mallacoota weather in March.

In comparing the weather of September and April, it's evident that both months experience mild to warm temperatures, but April tends to be slightly warmer overall. September has a minimum temperature of 6°C (42°F) and an average of 13°C (55°F), whereas April starts at a higher minimum of 9°C (48°F) and boasts an average of 16°C (62°F). While September can peak at 31°C (88°F), April reaches a similar maximum of 33°C (92°F). Precipitation levels are fairly close, with September receiving 39 mm (1.5 in) over 9 days compared to April's 31 mm (1.2 in) across just 7 days. Notably, April experiences slightly higher humidity at 78%, compared to September's 72%. For more detailed information, you can check Mallacoota weather in April.

When comparing the weather in September and May, we notice notable differences in temperature and precipitation. September features a wider temperature range, with a minimum of 6°C (42°F) and a maximum of 31°C (88°F), leading to an average temperature of 13°C (55°F). In contrast, May presents a milder climate, with minimum temperatures around 7°C (45°F) and a maximum of 25°C (77°F), resulting in a slightly higher average of 14°C (57°F).

While September experiences lower precipitation levels at 39 mm (1.5 in) over 9 days, May sees more rainfall, totaling 87 mm (3.4 in) over just 7 days. Humidity also plays a role, with September at 72% compared to May's higher 81%. For those interested in more details, you can check out the specific weather conditions for the area with this link: Mallacoota weather in May.

In comparing the weather patterns of September and June, we see notable differences in temperature and precipitation. September boasts a wider temperature range with minimums around 6°C (42°F), averages of 13°C (55°F), and maximums peaking at 31°C (88°F). In contrast, June is cooler overall, with minimum temperatures at 5°C (41°F), average highs of only 19°C (67°F), and a maximum of 19°C. While September experiences less precipitation at 39 mm (1.5 in) over 9 days, June sees more rainfall, totaling 64 mm (2.5 in) over 10 days. Humidity levels are also higher in June at 81%, compared to September's 72%. For more detailed information about weather patterns, you can check Mallacoota weather in June.

When comparing the weather in September to July, we see notable differences. September boasts a wider range of temperatures, with a minimum of 6°C (42°F) and a maximum that can reach up to 31°C (88°F), while July's temperatures are more modest, ranging from a minimum of 4°C (40°F) to a maximum of only 20°C (68°F). Additionally, September experiences slightly less precipitation at 39 mm (1.5 in) over 9 days compared to July's 47 mm (1.8 in) spread over 8 days. Humidity levels are also higher in July at 83%, contrasted with September's 72%. For more detailed information on July weather, you can check Mallacoota weather in July.

September generally exhibits warmer and more variable temperatures compared to August. The minimum temperature in September is slightly higher at 6°C (42°F), while the average rises to 13°C (55°F) and the maximum can reach up to 31°C (88°F). In contrast, August tends to be cooler with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 21°C (70°F), which makes August feel much milder overall.

Precipitation in September is lower at 39 mm (1.5 in) compared to August's 68 mm (2.7 in), though both months see rain on approximately 9 days. Humidity is slightly lower in September at 72% versus 78% in August, suggesting a somewhat drier feel. For more detailed information on August weather, you can check Mallacoota weather in August.

In September, the weather features a wide temperature range with minimums as low as 6°C (42°F) and maximums reaching up to 31°C (88°F), leading to an average of 13°C (55°F). It experiences relatively low precipitation, totaling 39 mm (1.5 in) over 9 days, and a humidity level of 72%. In contrast, October sees slightly warmer temperatures, with an average of 15°C (59°F) and maximums reaching 29°C (85°F). However, this month has increased precipitation, totaling 79 mm (3.1 in) over 13 days, but lower humidity at 63%. For more specific insights into the weather trends during this month, you can refer to Mallacoota weather in October.

In September, temperatures range from a cool 6°C (42°F) at night to a warm 31°C (88°F) during the day, with an average temperature of 13°C (55°F). This month sees about 39 mm (1.5 in) of rainfall over 9 days, paired with relatively high humidity levels at 72%. On the other hand, November experiences slightly milder nights with a minimum temperature of 8°C (46°F) and a consistent daytime high of 31°C (89°F), leading to an average temperature of 16°C (61°F). However, November is notably wetter, receiving 100 mm (4.0 in) of precipitation over 11 days, while humidity drops to 63%. For a more detailed look at November weather, visit Mallacoota weather in November.

In September, temperatures in Mallacoota range from a minimum of 6°C (42°F) to a maximum of 31°C (88°F), with an average of 13°C (55°F). The month experiences moderate rainfall, totaling 39 mm (1.5 in) over 9 days, and humidity levels are relatively high at 72%. In contrast, December sees generally warmer conditions, with temperatures ranging from a minimum of 9°C (48°F) to a sweltering maximum of 36°C (96°F) and an average temperature of 18°C (65°F). Precipitation increases to 94 mm (3.7 in) over the same number of rainy days, but humidity drops to 63%. For more detailed information, you can check out Mallacoota weather in December.

Compare Mallacoota's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Mallacoota

As September unfolds in Mallacoota, the weather begins to transition, presenting a unique blend of warmth and moisture that sets it apart from other months. With maximum temperatures peaking at a balmy 31°C, the early spring air invites the return of outdoor activities, while average lows of 13°C and occasional dips to a crisp 6°C remind us that winter is not far behind. Although rainfall graces the town on about nine days, with total precipitation reaching 39 mm, the humidity levels at 72% contribute to that refreshing coastal feel. This combination creates a refreshing and vibrant atmosphere, making September a delightful time to explore the stunning landscapes of Mallacoota. For a deeper insight into the seasonal shifts, be sure to check the complete details at Mallacoota Climate.