September Weather in Apollo Bay, Australia

Last updated: February 26, 2025

September in Apollo Bay, Australia, brings a mild transitional climate as winter recedes. Average temperatures hover around 11°C (52°F), with maximums reaching a pleasant 22°C (72°F), while nighttime brings cooler air, dipping to a minimum of 5°C (41°F). This month is characterized by considerable precipitation, totaling 88 mm (3.5 in) over approximately 14 days, creating a lush and vibrant landscape. With humidity levels around 76%, visitors can expect a refreshing, albeit slightly damp, atmosphere perfect for exploring the natural beauty of this stunning coastal region.

September Temperature in Apollo Bay

In September, Apollo Bay begins its transition into warmer months, showcasing a noticeable shift in temperatures. The minimum temperature hovers at 5°C (41°F), while the average climbs to 11°C (52°F), reaching a pleasant maximum of 22°C (72°F). This month marks a clear ascent from the cooler, wintery confines of July and August, which lingered around 5°C (41°F) and an average of 10°C (51°F). The rise in temperature not only makes outdoor activities more inviting but also signals the onset of spring, as nature bursts into life along this stunning Australian coastline. As daylight lengthens and warmth returns, September offers a refreshing glimpse of what’s to come in the months ahead.

September Weather in Apollo Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Apollo Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec636262585552505052545759
Data source: Temperature data for Apollo Bay 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 Apollo Bay

September in Apollo Bay marks a notable transition in precipitation patterns, with 88 mm (3.5 in) of rainfall recorded over 14 days. This volume reflects a slight decrease from the preceding months, particularly August, which boasted the highest precipitation of 105 mm (4.1 in) over 19 days. As winter gives way to spring, the rainfall begins to moderate, suggesting a shift towards drier conditions ahead. While September's precipitation is substantial, it follows an upward trend from the earlier months of the year, highlighting the region's characteristic variability and the lingering effects of winter moisture before the warmer months approach.

September Precipitation Trends in Apollo Bay

The chart displays monthly precipitation patterns in Apollo Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec51536473101659410588979057
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Apollo Bay

September in Apollo Bay sees a notable shift in humidity, averaging 76%, a decrease from the peak levels experienced in the winter months. This transition reflects a gradual decline from the summer humidity highs, which reached 80% in both June and July. As spring approaches, the drop from August's 79% sets the stage for a more temperate climate, signaling a comforting change after the wetter winter season. Interestingly, the overall trend indicates a gradual reduction in humidity as the year progresses, culminating in a drier October at 72%. This pattern not only enhances the freshness of the spring air but also prepares the coastal town for a vibrant and inviting season ahead.

September Average Humidity in Apollo Bay

This chart illustrates the average monthly humidity levels in Apollo Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec65%67%71%75%80%80%81%79%76%72%72%69%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Apollo Bay

As September rolls in, Apollo Bay, Australia experiences a notable shift in its UV Index, reaching 7—falling under the high exposure category with a burn time of 25 minutes. This marks a transition from the moderate levels observed in the winter months of June through August. As spring approaches, UV levels begin to gain intensity, hinting at the sunnier days ahead. The UV Index is set to climb further, with October expected to hit 9, indicating a very high exposure risk. For those looking to enjoy the beautiful beaches of Apollo Bay, staying vigilant about sun protection is essential. Learn more about the UV Index throughout the year at Apollo Bay UV Index.

Maximum UV Index Levels in Apollo Bay for September

The chart shows the monthly maximum UV Index (UVI) for Apollo Bay 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.
JanFebMarAprMayJunJulAugSepOctNovDec13121074334791113
Data source: Apollo Bay 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 Apollo Bay

In Apollo Bay, Australia, September marks a delightful transition into spring, with 255 hours of sunshine illuminating the coastal landscapes. After the chill of winter months, which see a dip in sunlight with June peaking at just 191 hours, September witnesses a refreshing increase in day length and brightness. This trend sets the stage for an exciting October, where the sun shines even brighter at 285 hours, showcasing a steady progression toward the summer months ahead. As the days grow longer and warmer, visitors can revel in the rejuvenating spirit of the season, knowing that from the depths of winter, the sunshine is now steadily making its return.

Monthly Sunshine Duration in Apollo Bay: September Highlighted

The September sunshine duration represents the total number of hours Apollo Bay 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.
JanFebMarAprMayJunJulAugSepOctNovDec274h272h271h230h209h191h210h235h255h285h304h331h
Data source: Apollo Bay September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Apollo Bay During September

In September, Apollo Bay experiences a 36% chance of sunny weather, marking a slight increase compared to the winter months of June (29%) and July (26%). This gradual rise hints at the transition from the cold winter, with August peaking at 38%, towards the warmer spring months. While not the sunniest month, September's sunshine possibilities are comparable to earlier in the year, like January (33%) and May (33%). As the season shifts, visitors can look forward to more favorable weather conditions, making it a delightful time to explore the beauty of this coastal paradise.

Percentage of Sunny Days in September in Apollo Bay

The chart illustrates the percentage of sunny days in Apollo Bay 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 Apollo Bay experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%37%32%35%33%29%26%38%36%32%32%46%
Data source: Apollo Bay September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Apollo Bay in September

As September rolls into Apollo Bay, Australia, daylight begins to extend, bringing with it a gradual transition from the shorter days of winter. With 11 hours of daylight, September marks a subtle but noticeable shift toward brighter afternoons, following the darker embrace of June and July that offered only 9 hours of sun. This month serves as a bridge, leading to the longer days of spring, with October presenting 13 hours of daylight. Observing this trend, one can anticipate a return to the vibrant and lively days of summer, as daylight extends further, peaking at 14 hours in both November and December. The rhythm of the seasons in Apollo Bay not only illuminates the landscape but also warms the spirits of those who call it home.

Average Daylight Hours in Apollo Bay for September

The chart illustrates the variation in daylight duration in Apollo Bay throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 30m13h 32m12h 17m11h 2m10h9h 28m9h 44m10h 38m11h 50m13h 5m14h 13m14h 48m
Data source: Apollo Bay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Apollo Bay

As September arrives in Apollo Bay, the winds begin to pick up, signaling a transition in the coastal atmosphere. With an average wind speed of 6.2 m/s (14 mph), September boasts the highest winds of the year, a trend that builds on the momentum from August's brisk breezes of 6.1 m/s (14 mph). This uptick in wind speed not only invigorates the landscape but also sets the stage for the approaching warmer months, as October brings a slight decrease to 5.4 m/s (12 mph). Overall, September heralds a lively shift, where the invigorating winds breathe life into the stunning coastal vistas, making it an ideal time for outdoor adventures and embracing the ocean’s embrace.

Average September Wind Speed in Apollo Bay

The chart displays monthly wind speed patterns in Apollo Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.34.95.05.15.34.86.06.16.2 m/s5.45.04.7
Data source: Apollo Bay September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Apollo Bay Compares to Other Months

The weather in Apollo Bay 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 Apollo Bay and find detailed weather information for every month.

In September, the weather is characterized by cooler temperatures, with a minimum of 5°C (41°F) and an average of 11°C (52°F), peaking at a maximum of 22°C (72°F). This month sees significant precipitation, with 88 mm (3.5 in) falling over 14 days, resulting in a higher humidity level of 76%. In contrast, January offers warmer conditions, with a minimum temperature of 11°C (53°F) and an average of 17°C (63°F), reaching highs of 33°C (91°F). The precipitation in January is considerably lower at 51 mm (2.0 in) across just 5 days, contributing to a humidity level of 65%. For more detailed information about the weather in January, you can check out Apollo Bay weather in January.

September and February present contrasting weather patterns. In September, temperatures range from a minimum of 5°C (41°F) to a maximum of 22°C (72°F), with an average of 11°C (52°F). This month also sees higher precipitation, totaling 88 mm (3.5 in) over 14 rainy days, and humidity levels are at 76%. In contrast, February boasts warmer temperatures, with a minimum of 10°C (50°F), an average of 17°C (62°F), and a maximum of 27°C (81°F). The precipitation is lower, at 53 mm (2.1 in) spread over just 8 days, and humidity is more comfortable at 67%. For a closer look at February weather in Apollo Bay, check out Apollo Bay weather in February.

September and March present distinct weather patterns, illustrating the transition between seasons. September tends to be milder with average temperatures ranging from 5°C (41°F) to 22°C (72°F), accompanied by higher humidity at 76% and more frequent rainfall, averaging 88 mm (3.5 in) over approximately 14 days. In contrast, March offers warmer conditions, with temperatures fluctuating between 9°C (48°F) and 29°C (85°F), lower humidity at 71%, and less rainfall, totaling around 64 mm (2.5 in) over about 10 days. For a more detailed look at March weather, check out Apollo Bay weather in March.

When comparing the weather in September and April, it's evident that April tends to be warmer with an average temperature of 15°C (59°F), compared to September's cooler average of 11°C (52°F). While both months experience significant humidity, September has a slightly higher level at 76%, compared to April's 75%. Precipitation in September is also more pronounced, totaling 88 mm (3.5 in) over 14 days, while April sees less rainfall at 73 mm (2.9 in) over 11 days. For more details on the specific weather patterns in April, you can check out Apollo Bay weather in April.

September and May exhibit distinct weather patterns, reflecting the transition between seasons. In September, temperatures range from a minimum of 5°C (41°F) to a maximum of 22°C (72°F), with an average of 11°C (52°F). The month sees about 88 mm (3.5 inches) of precipitation over 14 days, accompanied by a humidity level of 76%. In contrast, May presents slightly warmer temperatures, with a minimum of 6°C (44°F) and a maximum of 20°C (68°F), averaging 13°C (55°F). It experiences a bit more rainfall, totaling 101 mm (4.0 inches) over the same number of days, alongside a higher humidity of 80%. For more detailed insights, check out Apollo Bay weather in May.

When comparing the weather in September to that of June, we see some notable differences. September typically experiences a broader temperature range, with minimums of 5°C (41°F) and maximums reaching 22°C (72°F), making it warmer overall than June, which has a maximum of just 16°C (62°F) and a minimum of 7°C (44°F). While both months have similar average temperatures of around 11°C (52°F), September is wetter, receiving 88 mm (3.5 in) of precipitation over approximately 14 days, compared to June's 65 mm (2.6 in) over 12 days. Additionally, September's humidity sits at 76%, slightly lower than June's 80%. For a more detailed look at June weather, you can visit Apollo Bay weather in June.

When comparing the weather in September and July, we observe some notable differences. September tends to be warmer, with average temperatures reaching 11°C (52°F), compared to July's average of 10°C (51°F). Additionally, September can see maximum temperatures climbing to 22°C (72°F), while July peaks at only 15°C (60°F). Precipitation levels are quite similar, but September experiences slightly less rain at 88 mm (3.5 in) over 14 days, compared to July's 94 mm (3.7 in) over 16 days. Humidity remains fairly consistent, with September at 76% and July slightly higher at 80%. For a more detailed look at July's weather, visit Apollo Bay weather in July.

In comparing the weather between September and August, September offers slightly warmer temperatures, with an average of 11°C (52°F) compared to August’s 10°C (51°F). The maximum temperature in September also rises to 22°C (72°F), while August reaches only 17°C (63°F). However, August experiences more rainfall, with 105 mm (4.1 in) over 19 days versus September's 88 mm (3.5 in) across 14 days. Humidity levels are somewhat higher in August at 79%, compared to September's 76%. For more detailed insights, you can explore Apollo Bay weather in August.

September and October exhibit noticeable shifts in weather patterns. In September, the temperatures range from a minimum of 5°C (41°F) to a maximum of 22°C (72°F), with an average of 11°C (52°F) and relatively high humidity at 76%. Rainfall is significant, with 88 mm (3.5 in) spread over 14 days. In contrast, October brings slightly warmer temperatures, with a minimum of 7°C (44°F) and a maximum of 25°C (78°F), averaging 12°C (54°F). While October sees a slight increase in precipitation to 96 mm (3.8 in), humidity decreases to 72%. For more details on the weather in this month, check out Apollo Bay weather in October.

In September, temperatures generally range from a minimum of 5°C (41°F) to a maximum of 22°C (72°F), with a cool average of 11°C (52°F) and relatively high humidity at 76%. The month experiences about 88 mm (3.5 in) of precipitation over 14 days, contributing to a brisk and often wet atmosphere.

By contrast, November sees a slightly warmer climate with temperatures ranging from a minimum of 7°C (46°F) to a maximum of 29°C (84°F), and an average temperature of 14°C (57°F). Despite experiencing a similar amount of precipitation at 90 mm (3.5 in), November has fewer rainy days, totaling around 11. The humidity also decreases slightly to 72%, making the weather feel more comfortable. For more specific details about weather patterns, visit Apollo Bay weather in November.

In September, the weather tends to be cooler, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 22°C (72°F). The month experiences higher precipitation levels, with 88 mm (3.5 in) spread over 14 days, contributing to a humidity of 76%. In contrast, December boasts milder temperatures, with a minimum of 8°C (47°F) and a maximum reaching up to 32°C (90°F), and significantly less rain at 57 mm (2.2 in) over just 8 days. Additionally, the humidity in December decreases to 69%, making the weather feel more comfortable. For more detailed insights about December's climate, you can check Apollo Bay weather in December.

Compare Apollo Bay's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Apollo Bay

As September rolls in, Apollo Bay experiences a refreshing transition from the colder winter months. With a daily average hovering around 11°C (52°F), the temperatures begin to rise, peaking at a pleasant 22°C (72°F) during warmer days. However, the region remains marked by increased humidity and the potential for rain, with 14 days of precipitation contributing to a total of 88 mm (3.5 in) for the month. This blend of mild warmth and occasional showers sets September apart, offering visitors a unique opportunity to witness nature's awakening. For those interested in detailed climate patterns, check out the Apollo Bay Climate page for more insights.