September Weather in Barwon Heads, Australia

Last updated: February 25, 2025

September in Barwon Heads, Australia welcomes the arrival of spring with an inviting blend of mild temperatures and refreshing breezes. The month enjoys a maximum temperature of 22°C (72°F), while the average rests comfortably at 12°C (54°F), dipping to a cool minimum of 7°C (44°F) overnight. However, it's also a time of transitional weather, as 53 mm (2.1 in) of rainfall graces the region over 12 days, contributing to the vibrant rejuvenation of the landscape. With an average humidity of 76%, visitors can expect a fresh atmosphere, perfect for experiencing the scenic beauty of this charming coastal town.

September Temperature in Barwon Heads

In September, Barwon Heads begins to shake off the chill of winter, welcoming the arrival of spring with a notable increase in temperatures. The average temperature rises to a comfortable 12°C (54°F), with lows around 7°C (44°F) and highs peaking at a pleasing 22°C (72°F). This transitional month showcases a significant shift from the cooler August, where temperatures barely reached 17°C (64°F). With the days growing longer and the warmth intensifying, September becomes an inviting time to explore the picturesque scenery and outdoor activities that Barwon Heads has to offer as nature bursts into color.

September Weather in Barwon Heads: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Barwon Heads, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec666565615753525254576062
Data source: Temperature data for Barwon Heads 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 Barwon Heads

In September, Barwon Heads experiences a moderate precipitation level of 53 mm (2.1 in), following a trend of fairly consistent rainfall throughout the winter months. With 12 days of rain, this month represents a slight dip compared to the wetter months of August and May, yet remains above the drier months of January and July. As spring begins to unfurl, the precipitation pattern hints at a transition; while the rainfall is less than the preceding months, it sets the stage for the upcoming wetter months, particularly October, which often brings even more moisture. Overall, September balances the lingering chill of winter with the promise of warmer, rain-sustained growth, making it a pivotal month for the local ecosystem.

September Precipitation Trends in Barwon Heads

The chart displays monthly precipitation patterns in Barwon Heads, 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.
JanFebMarAprMayJunJulAugSepOctNovDec404641546957415953696749
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Barwon Heads

In September, Barwon Heads experiences a noticeable dip in humidity, settling at 76% after a peak in the cooler months. This slight reduction follows a rise from the beginning of the year, where humidity levels steadily increased from 65% in January to 80% by July. As spring approaches, the humidity begins to taper off, hinting at the transition into the warmer months ahead. Despite this decrease, September still reflects a relatively high moisture level compared to the drier months of early summer, with both October and November expected to maintain similar conditions around 72%. Overall, September serves as a reminder of the region’s humid characteristics while also signaling an impending change in climate.

September Average Humidity in Barwon Heads

This chart illustrates the average monthly humidity levels in Barwon Heads, 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 Barwon Heads

As September rolls in Barwon Heads, Australia, the UV Index reaches 7, marking a shift to a high exposure category with a burn time of just 25 minutes. This rise follows the more moderate levels of winter, where the index hovered around 3 to 4, allowing residents and visitors some respite from intense sun exposure. Looking ahead, October will see the UV Index increase further to 9, indicating a transition back into the very high category. This trend highlights the importance of sun safety measures as the sun begins to intensify, and for a detailed look at the UV levels throughout the year, be sure to check out the comprehensive guide at Barwon Heads UV Index.

Maximum UV Index Levels in Barwon Heads for September

The chart shows the monthly maximum UV Index (UVI) for Barwon Heads 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.
JanFebMarAprMayJunJulAugSepOctNovDec13121174334791113
Data source: Barwon Heads 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 Barwon Heads

In September, Barwon Heads shines brightly with 264 hours of glorious sunshine, marking a delightful transition into spring. This month sees a refreshing increase in sunlight compared to the cooler months, particularly June and July, which dipped below 200 hours. As the days get longer, sunshine hours steadily build towards the peak of summer, where December boasts an impressive 346 hours of radiant light. September's weather is a perfect blend of warmth and tranquility, enticing visitors to embrace the outdoors while enjoying the stunning coastal views. The upward trend in sunshine hints at the vibrant days ahead, making it an ideal time to explore the beauty of this picturesque Australian gem.

Monthly Sunshine Duration in Barwon Heads: September Highlighted

The September sunshine duration represents the total number of hours Barwon Heads 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.
JanFebMarAprMayJunJulAugSepOctNovDec282h289h283h243h219h197h214h238h264h296h312h346h
Data source: Barwon Heads September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Barwon Heads During September

As September rolls into Barwon Heads, the likelihood of sunny weather starts to rise, peaking with a 42% chance of sunshine. This marks a noticeable trend upwards, following the typically overcast winter months when the chances dip to around 33%. Interestingly, September’s sunny disposition sets the stage for a warm transition into spring, establishing it as one of the brighter months alongside August, which boasts a 41% chance. This increase in sunshine not only invites outdoor activities but also signals a delightful shift towards the more unpredictable, yet vibrant weather patterns of the Australian spring, underlining the region's appeal as a seasonal getaway.

Percentage of Sunny Days in September in Barwon Heads

The chart illustrates the percentage of sunny days in Barwon Heads 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 Barwon Heads experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36%39%35%40%39%33%33%41%42%40%33%51%
Data source: Barwon Heads September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Barwon Heads in September

In Barwon Heads, Australia, the transition into September marks a subtle resurgence in daylight as it welcomes an average of 11 hours of sunlight—a steady increase from the fleeting days of winter. This month offers a refreshing uplift after the shorter daylight intervals of June and July, which both hovered around 9 hours. As spring approaches, the gradual extension of daylight not only heralds a change in seasons but also signifies the promise of warmer days ahead. Following September, daylight duration will continue to rise, peaking in the vibrant months of December and January, when the sun graces the landscape for an impressive 14 hours. This cyclical pattern emphasizes the harmonious ebb and flow of daylight throughout the year, highlighting the beauty of Barwon Heads' natural rhythm.

Average Daylight Hours in Barwon Heads for September

The chart illustrates the variation in daylight duration in Barwon Heads throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 28m13h 30m12h 17m11h 3m10h 2m9h 31m9h 47m10h 40m11h 50m13h 4m14h 10m14h 45m
Data source: Barwon Heads daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Barwon Heads

As September graces Barwon Heads, Australia, the wind begins to pick up a noticeable momentum, averaging 6.8 m/s (15 mph). This refreshing increase signals a transition into the spring season, where breezes become a delightful companion for outdoor enthusiasts. In the months leading up to September, average wind speeds hovered between 5.6 and 6.4 m/s, providing a gentle respite. However, as July reaches its peak with gusts of 7.0 m/s (16 mph), the winds settle into a moderate rhythm, establishing September as a perfect blend of invigorating air and tranquil charm. With the gradual decline in wind speed heading into October, 6.1 m/s (14 mph), September emerges as a sweet spot, making it an ideal time for beach walks and coastal adventures.

Average September Wind Speed in Barwon Heads

The chart displays monthly wind speed patterns in Barwon Heads, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.35.75.65.66.05.87.06.46.8 m/s6.16.26.0
Data source: Barwon Heads September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Barwon Heads Compares to Other Months

The weather in Barwon Heads 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 Barwon Heads and find detailed weather information for every month.

September and January present notably different weather patterns. In September, temperatures range from a cool 7°C (44°F) to a mild 22°C (72°F), with an average of 12°C (54°F). The month experiences around 53 mm (2.1 in) of precipitation over 12 days, coupled with high humidity levels of 76%. In contrast, January offers much warmer weather, with temperatures stretching from a minimum of 14°C (57°F) to a high of 33°C (91°F), averaging at 19°C (66°F). Rainfall is less frequent in January, with only 40 mm (1.6 in) over just 6 days, and lower humidity at 65%. For more detailed insights, you can check Barwon Heads weather in January.

In comparing the weather of September and February, notable differences emerge. September generally sees cooler temperatures, with a minimum of 7°C and an average temperature of 12°C, reaching a maximum of 22°C. In contrast, February boasts much warmer temperatures, starting at 12°C and averaging 18°C, peaking at a maximum of 31°C. While September experiences about 53 mm of rainfall over 12 days, February has slightly less precipitation at 46 mm across just 7 days, and a lower humidity level of 67%. These contrasting climatic conditions highlight the shift from the cool, rainy transition of early spring to the warm, drier late summer months. For a more detailed look at February weather specifics, you can check this link: Barwon Heads weather in February.

When comparing the weather in September and March, a noticeable difference in temperatures and precipitation patterns emerges. September presents a cooler climate with minimum temperatures around 7°C (44°F) and an average of 12°C (54°F), while March enjoys warmer conditions, with minimum temperatures starting at 11°C (53°F) and soaring to a maximum of 29°C (84°F). Precipitation is slightly less in March, totaling 41 mm (1.6 in) over 7 days, compared to September's 53 mm (2.1 in) over 12 days. Additionally, humidity levels are slightly lower in March at 71%, in contrast to September's 76%. For more detailed information, check out Barwon Heads weather in March.

When comparing the weather in September and April, we see distinct differences in temperature and overall climate. September typically experiences a minimum temperature of 7°C (44°F), with an average of 12°C (54°F) and a maximum of 22°C (72°F). In contrast, April starts off warmer, with a minimum of 10°C (51°F), an average of 16°C (61°F), and a maximum of 25°C (78°F). Both months receive a similar amount of precipitation, around 53-54 mm (2.1 in), but September has slightly more rainy days, averaging 12 compared to April's 9. Humidity levels are comparable, with September at 76% and April at 75%. For a detailed look at April weather patterns, visit Barwon Heads weather in April.

In comparing the weather between September and May, we observe some notable differences. September tends to be slightly cooler, with average temperatures ranging from a minimum of 7°C (44°F) to a maximum of 22°C (72°F), while May’s temperatures are marginally warmer, averaging between 8°C (47°F) and 21°C (70°F). In terms of precipitation, May sees a bit more rainfall with 69 mm (2.7 in) over 11 days compared to September’s 53 mm (2.1 in) across 12 days. Humidity is also slightly higher in May at 80%, compared to 76% in September. For more details about the weather conditions in May, you can check Barwon Heads weather in May.

In comparing the weather of September and June, we notice some interesting similarities and differences. Both months maintain a minimum temperature of around 6-7°C, with an average temperature in September rising to 12°C compared to June's cooler average of 12°C. Interestingly, September enjoys a higher maximum temperature of 22°C, considerably warmer than June’s maximum of 16°C.

Precipitation levels are relatively close, with September receiving 53 mm over 12 days and June slightly higher at 57 mm, albeit over just 10 days. Humidity levels in June are a bit higher at 80% compared to September’s 76%. For those looking to explore the weather in June specifically, you can find more information at Barwon Heads weather in June.

In comparing the weather between September and July, September boasts a wider temperature range, with average highs reaching 22°C (72°F), while July maxes out at 16°C (61°F). The minimum temperatures in both months are similar, starting at 7°C (44°F). Additionally, September experiences more precipitation, totaling 53 mm (2.1 in) over 12 days compared to July’s 41 mm (1.6 in) across 11 days. Interestingly, humidity levels are slightly lower in September, averaging 76%, while July sees a higher humidity level of 80%. For those interested in exploring more details about July weather specifically, you can check out Barwon Heads weather in July.

In comparing the weather between September and August, September tends to be slightly warmer, with an average temperature of 12°C (54°F) compared to August's average of 11°C (52°F). The maximum temperatures also rise significantly in September, reaching up to 22°C (72°F), while August peaks at only 17°C (64°F). Additionally, September experiences more precipitation—53 mm (2.1 in) over 12 days—though August isn’t far behind with 59 mm (2.3 in) over 13 days. Humidity levels are similar, with September at 76% and August at 79%. For further details, you can check Barwon Heads weather in August.

September and October showcase a transition in weather patterns, with October generally being a bit warmer and slightly wetter. In September, temperatures range from a minimum of 7°C (44°F) to a maximum of 22°C (72°F), with an average of 12°C (54°F) and a humidity level of 76%. The month sees 53 mm (2.1 inches) of precipitation over 12 days. In contrast, October experiences slightly higher temperatures, with a minimum of 9°C (48°F), an average of 14°C (57°F), and a maximum of 24°C (75°F). While the humidity dips to 72%, October also brings an increase in precipitation to 69 mm (2.7 inches), spread over 10 days. For more detailed insights, check out Barwon Heads weather in October.

In September, temperatures range from a minimum of 7°C (44°F) to a maximum of 22°C (72°F), with an average of 12°C (54°F). The month experiences about 53 mm (2.1 in) of precipitation over 12 days, accompanied by relatively high humidity at 76%. In contrast, November brings milder temperatures, with a minimum of 9°C (49°F) and a maximum reaching 29°C (85°F), averaging 15°C (60°F). Although it sees slightly more precipitation at 67 mm (2.6 in) over 10 days, the humidity drops to a more comfortable 72%. To explore more about the climatic conditions in November, check out Barwon Heads weather in November.

In September, the weather features cooler temperatures with a minimum of 7°C (44°F) and an average of 12°C (54°F), reaching a maximum of 22°C (72°F). The month experiences moderate rainfall, totaling 53 mm (2.1 in) over 12 days, alongside relatively high humidity at 76%. In contrast, December showcases warmer conditions, with a minimum of 10°C (50°F) and an average of 17°C (63°F), peaking at a maximum of 32°C (90°F). Rainfall is slightly less at 48 mm (1.9 in), spread over just 7 days, and humidity decreases to 69%. For more detailed information on December's weather, you can explore Barwon Heads weather in December.

Compare Barwon Heads's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Barwon Heads

As September unfolds in Barwon Heads, the transition from the cool embrace of winter to the mildness of spring becomes distinctly noticeable. With temperatures reaching a comfortable maximum of 22°C (72°F), the pleasant days expertly contrast with the lingering chill of early mornings, where averages dip to around 12°C (54°F). Unlike the drier summer months, September experiences a moderate amount of rain, totaling 53 mm over 12 days, contributing to the lush scenery that characterizes this time of year. The humidity also starts to ease a bit, hovering around 76%, making it a month where both the landscape and the climate begin their lively transformation. For further insights on how weather patterns evolve throughout the year, explore Barwon Heads Climate.