Last updated: February 26, 2025
September in Mount Barker, Australia ushers in a delightful transition to spring, characterized by maximum temperatures reaching 29°C (84°F) and a pleasing average of 12°C (54°F). Visitors can expect a range of conditions, with minimum temperatures dipping to 1°C (34°F) during the cooler nights. While the month sees 44 mm (1.7 in) of rainfall across 10 days, humidity levels hover around 65%, contributing to a fresh and invigorating atmosphere. This period showcases the beauty of nature in bloom, making it an ideal time for outdoor activities and exploration.
In September, Mount Barker experiences a gentle transition from the chilly grips of winter to the warmth of spring. The temperatures start to rise, showcasing a minimum of 1°C (34°F) and reaching a pleasant maximum of 29°C (84°F). The average temperature of 12°C (54°F) reflects this shift, welcoming the return of milder days. This month stands out as a turning point in the year, with the air feeling crisper yet noticeably warmer than the preceding winter months. As the landscape begins to awaken, September sets the stage for more vibrant and sunny days ahead, teasing the beauty of the spring season.
In September, Mount Barker experiences a noteworthy shift in its precipitation patterns, with a total of 44 mm (1.7 in) falling over 10 days. This marks a decrease from the higher totals seen in the peak winter months of July and August, which averaged 59 mm (2.3 in) and 68 mm (2.7 in), respectively. However, September still holds onto a robust amount of rainfall, contributing to the lush green landscapes typical of the region during spring. The gradual decline in precipitation from the winter months suggests a transition toward drier conditions as the year progresses, though September’s rainfall remains significant in sustaining local ecosystems and preparing the ground for the warmer months ahead.
As September rolls into Mount Barker, Australia, the humidity begins to ease from the mid-year highs, settling at 65%. This marks a slight decline from the peak levels observed in the preceding months, notably June and July, which each recorded a steady 76%. In contrast to the sweltering summer months, where January starts at a relatively low 41%, September's levels indicate a transition towards drier conditions as the region heads into spring. The gradual drop in humidity from August’s 70% suggests a seasonal shift, setting the stage for a more comfortable and refreshing climate ahead. As the year progresses, humidity will continue its dance, with October expected to dip to 51%, further emphasizing this seasonal trend.
As September rolls into Mount Barker, Australia, residents can expect a very high UV Index of 8, with a burn time of just 15 minutes. This marks a noticeable increase from the winter months, where UV levels ranged from 3 to 5—coinciding with moderate exposure risks. It's a reminder that as spring approaches, sun safety should be a priority, especially as October brings an even higher index of 10. This upward trend underscores the importance of protecting the skin from harmful rays as temperatures rise and outdoor activities beckon. For detailed insights and monthly updates, visit the Mount Barker UV Index.
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As September graces Mount Barker, the warmth of spring begins to unfurl, bringing with it a delightful 275 hours of sunshine. This marks a significant uptick from the cooler winter months, where hours dipped to 221 in June and 233 in May. The return of longer days signals a transition towards the peak of the solar calendar, leading into a splendid October that promises 300 hours of radiant light. Observing the yearly trend, September’s sunshine serves as a prelude to the even brighter days ahead, with the community eagerly anticipating the abundance of warmth and brightness that characterizes the spring and summer months.
In Mount Barker, Australia, September brings a 53% chance of sunny weather, marking a subtle shift as the region transitions from the cooler winter months. This percentage indicates a slight improvement from the preceding months of August (51%) and reflects a trend toward sunnier conditions as spring approaches. Historically, September's likelihood of sunshine is better than the mid-winter months of June and July, both hovering around 35%, but it still falls short of the more reliable sunshine seen in December (71%). As the year progresses, the increasing chances of sun make September an appealing time to enjoy the emerging warmth and blooming scenery.
As the seasons transition in Mount Barker, September marks a rejuvenating moment in daylight duration, with 11 hours of sunlight—an increase from the shorter winter months. This gradual rise in daylight follows a trend as spring emerges, setting the stage for longer days ahead. The progression from 9 hours in June through a steady increase showcases the shifting sun patterns that encourage the region's vibrant flora to bloom. Consecutively, as September gives way to October, daylight continues to extend, leading to 12 hours by month's end. This rhythm of light not only highlights nature's cycles but also invites residents to embrace outdoor activities as the days grow warmer and brighter.
In September, Mount Barker experiences a refreshing shift as the average wind speed rises to 4.1 m/s (9 mph), marking one of the breezier months of the year. Following a gradual increase from July's peak at 4.7 m/s (10 mph), September's winds signal a transitional phase as spring progresses. This uptick in wind speed contrasts with the calmer months of late autumn and early winter, revealing a vibrant energy in the atmosphere. As the temperatures begin to warm, the increased breeze not only enhances the region's charm but also hints at the natural awakening that comes with the season, bridging the gap between the lingering coolness of winter and the blossoming vitality of spring.
The weather in Mount Barker 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 Mount Barker 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 (34°F) to a warm maximum of 29°C (84°F), with an average temperature of 12°C (54°F). The month experiences 44 mm (1.7 in) of precipitation over about 10 days, accompanied by a humidity level of 65%. In stark contrast, January boasts a much warmer climate, with temperatures starting at a minimum of 9°C (49°F) and peaking at a scorching 45°C (114°F). The average temperature is significantly higher at 21°C (71°F), accompanied by only 15 mm (0.6 in) of rainfall across just 2 days, resulting in lower humidity at 41%. For more details on January's weather specifics, check out Mount Barker weather in January.
September and February present distinct weather patterns. In September, temperatures range from a cool 1°C (34°F) at night to a warm 29°C (84°F) during the day, resulting in an average of 12°C (54°F). The month sees moderate precipitation of 44 mm (1.7 in) over about 10 days, and humidity levels are relatively high at 65%. In contrast, February experiences significantly warmer temperatures, with a minimum of 8°C (47°F) and a maximum reaching up to 39°C (103°F), averaging 20°C (68°F). This month has less rainfall, with only 19 mm (0.8 in) over about 3 days, and lower humidity at 46%. For more detailed insights, check out Mount Barker weather in February.
When comparing the weather in September and March, significant differences in temperature and precipitation emerge. In September, temperatures range from a chilly 1°C (34°F) to a warm 29°C (84°F), with an average of 12°C (54°F). The month sees a fair amount of rainfall, accumulating 44 mm (1.7 in) over about 10 days, with a humidity level of 65%. In contrast, March boasts milder temperatures, with a minimum of 8°C (46°F) and a maximum of 39°C (103°F), averaging 19°C (66°F). This month experiences much less precipitation, only 13 mm (0.5 in) over 3 days, and humidity drops to 55%. For more detailed information on the weather in this month, you can check Mount Barker weather in March.
When comparing the weather in September and April, several key differences emerge. September experiences a broader temperature range, with minimums around 1°C (34°F) and maximums reaching up to 29°C (84°F), while April tends to be warmer overall, with minimums of 5°C (41°F) and maximums soaring to 35°C (95°F). In terms of precipitation, September is wetter, receiving 44 mm (1.7 in) over about 10 days, compared to April's lighter rainfall of 27 mm (1.0 in) spread across just 4 days. Humidity levels are relatively similar, with September at 65% and April slightly higher at 66%. Overall, April tends to be warmer and drier, making it a more pleasant month for outdoor activities. For more detailed insights, check the Mount Barker weather in April.
When comparing the weather conditions of September and May, both months exhibit a similar average temperature of 12°C (54°F), but there are notable differences in their temperature ranges. September experiences a wider range with minimum temperatures dipping to 1°C (34°F) and maximums rising to 29°C (84°F), while May has a slightly higher minimum of 3°C (38°F) and a more moderate maximum of 27°C (81°F). In terms of precipitation, September receives 44 mm (1.7 in) over about 10 days, while May sees slightly higher precipitation at 47 mm (1.8 in) across 9 days. Additionally, the humidity in May is higher at 73%, compared to 65% in September. For more detailed weather specifics, you can check Mount Barker weather in May.
When comparing September and June weather, September typically enjoys warmer temperatures, with an average of 12°C (54°F) and a maximum of 29°C (84°F), while June's average temperature is slightly lower at 10°C (50°F) and peaks at 20°C (68°F). Both months experience similar levels of precipitation, with September having 44 mm (1.7 in) and June slightly higher at 45 mm (1.8 in), each seeing rain on about 10 days. However, September tends to be less humid at 65%, compared to June's higher humidity of 76%. For a more detailed look at June weather in this region, visit Mount Barker weather in June.
In comparing the weather of September and July, September typically shows a wider temperature range with minimums around 1°C (34°F), average highs of 12°C (54°F), and maximums reaching up to 29°C (84°F). In contrast, July has a cooler climate, marked by minimums still at 1°C (34°F), but with an average temperature of only 10°C (50°F) and maximums peaking at 19°C (67°F). While September sees an average precipitation of 44 mm (1.7 in) over 10 days and maintains a humidity level of 65%, July experiences slightly higher precipitation at 59 mm (2.3 in) across 12 days, with a higher humidity of 76%. For more details on July's weather patterns, check out Mount Barker weather in July.
In comparing the weather between September and August, September exhibits a broader temperature range with minimums at 1°C (34°F) and maximums reaching 29°C (84°F), whereas August sees a slightly lower minimum of -1°C (31°F) and a maximum of 23°C (73°F). The average temperature in September is more pleasant at 12°C (54°F) compared to August's 10°C (50°F). However, September experiences slightly less precipitation, totaling 44 mm (1.7 in) over 10 days, while August has more rain at 68 mm (2.7 in) over 13 days, indicating a wetter month. Humidity levels are also a bit lower in September at 65%, compared to August's 70%. For a more detailed look at the weather conditions during this period, you can check Mount Barker weather in August.
September and October present contrasting yet intriguing weather patterns. In September, temperatures range from a chilly 1°C (34°F) at night to a warm 29°C (84°F) during the day, with an average temperature of 12°C (54°F). The month sees about 44 mm (1.7 in) of precipitation spread over 10 days, and humidity is relatively high at 65%.
In contrast, October offers slightly warmer nights with a minimum temperature of 4°C (39°F) and can reach up to 35°C (95°F) during the day, leading to an average temperature of 14°C (58°F). The month has slightly less precipitation at 39 mm (1.5 in) over just 7 days, and the humidity drops to 51%. Overall, October tends to be drier and warmer, making it a more favorable month for outdoor activities. For more details on October weather, you can visit Mount Barker weather in October.
In comparing the weather between September and November, a noticeable shift in temperature and humidity can be observed. September experiences a broader range, with minimum temperatures dropping to 1°C (34°F) and maximums reaching 29°C (84°F), accompanied by an average temperature of 12°C (54°F). Meanwhile, November features milder conditions, with minimums at 5°C (41°F) and a higher average of 17°C (63°F) but can spike dramatically to a maximum of 41°C (105°F). Precipitation is slightly lower in November at 41 mm (1.6 in) over 7 days, compared to September's 44 mm (1.7 in) across 10 days, and the humidity also decreases from 65% in September to 50% in November. For more detailed weather insights, you can check Mount Barker weather in November.
September and December exhibit contrasting weather patterns. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 29°C (84°F), with an average of 12°C (54°F). The month sees fairly generous precipitation, totaling 44 mm (1.7 in) over approximately 10 days, alongside a humidity level of 65%. In stark contrast, December experiences milder conditions, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 43°C (109°F), boasting a comfortable average of 19°C (67°F). Additionally, December has much lower precipitation, recording only 17 mm (0.7 in) across just 4 days and a reduced humidity of 46%. For more detailed information, you can check Mount Barker weather in December.
As September arrives in Mount Barker, the weather begins to reflect the transition from winter to spring, offering a refreshing contrast to the cooler months. With warmer days peaking at 29°C, the average temperature rises, inviting more outdoor activities. However, the mornings can still be brisk, reminding us that winter's chill is not entirely gone. September also sees a slight increase in humidity and precipitation, with about ten days of rain, leading to a vibrant landscape as nature awakens. This shift sets the stage for the warmer, sunnier days ahead, making it a delightful time to explore the region. For more insights on the seasonal patterns, check out Mount Barker Climate.