September Weather in Victor Harbor, Australia

Last updated: February 25, 2025

In September, Victor Harbor, Australia, experiences a delightful transition into spring, showcasing a maximum temperature of 27°C (82°F) and a comfortable average of 12°C (55°F). As daytimes warm up, nights can be quite cool, with temperatures dipping to a minimum of 4°C (40°F). The region sees 42 mm (1.6 in) of precipitation over approximately 10 days, contributing to the lush landscape. The humidity levels hover around 65%, creating a refreshing atmosphere for residents and visitors alike. Enjoy the vibrant coastal scenery as nature comes alive in this beautiful seaside locale.

September Temperature in Victor Harbor

September in Victor Harbor marks a gentle transition into spring, characterized by a noticeable rise in temperatures. As the days lengthen, the minimum temperature hovers around 4°C (40°F), while the average climbs to a mild 12°C (55°F). With peak temperatures reaching up to 27°C (82°F), visitors can enjoy pleasantly warm days perfect for outdoor activities. This month serves as a bridge from the cool winter months, gradually bringing forth a renewed warmth as the vibrant Australian landscape begins to bloom anew, making it an inviting time to explore this beautiful coastal region.

September Weather in Victor Harbor: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Victor Harbor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec686665615652525254586265
Data source: Temperature data for Victor Harbor 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 Victor Harbor

In September, Victor Harbor experiences a moderate precipitation of 42 mm (1.6 in), marking a slight decrease from the previous month's 68 mm (2.7 in). This month sees rainfall on an average of 10 days, reflecting a shift towards drier conditions following the wetter winter months. Notably, September's precipitation continues the trend of increasing rainfall from the start of the year, peaking in August. As the transition to spring begins, the lighter showers help nurture the blooming landscape, while also complementing the diminishing chill of winter, creating a vibrant backdrop for both locals and visitors alike.

September Precipitation Trends in Victor Harbor

The chart displays monthly precipitation patterns in Victor Harbor, 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.
JanFebMarAprMayJunJulAugSepOctNovDec182015304947576942393420
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Victor Harbor

In Victor Harbor, Australia, September marks a notable shift in humidity, where levels settle at 65%. This month reflects a slight decrease from the peak of 76% observed in the cooler winter months of June and July. As the season transitions, we see a gradual decline in humidity starting from the high of 73% in May, suggesting that while the air remains relatively moist, there is a movement towards drier conditions leading into spring. The overall trend showcases a clear seasonal pattern: after a humid winter, September's figures indicate a prelude to a more temperate October, where humidity further drops to 51%. This cyclical rhythm of humidity in Victor Harbor not only enhances the local climate but also paints a vivid picture of Australia's seasonal shifts.

September Average Humidity in Victor Harbor

This chart illustrates the average monthly humidity levels in Victor Harbor, 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.
JanFebMarAprMayJunJulAugSepOctNovDec41%46%55%66%73%76%76%70%65%51%50%46%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Victor Harbor

In September, Victor Harbor experiences a high UV Index of 7, indicating increased sun exposure risks, with a suggested burn time of 25 minutes. This marks a notable shift as the region transitions from the moderate levels of UV experienced during the winter months. As spring unfolds, the UV Index climbs steadily, foreshadowing even more extreme levels in the months ahead. Following September, the index will peak at 14 in December, highlighting the importance of sun safety as residents and visitors enjoy the outdoors. For daily UV ratings and tips to stay safe under the sun, check out Victor Harbor UV Index.

Maximum UV Index Levels in Victor Harbor for September

The chart shows the monthly maximum UV Index (UVI) for Victor Harbor 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.
JanFebMarAprMayJunJulAugSepOctNovDec141311853357101214
Data source: Victor Harbor 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 Victor Harbor

In September, Victor Harbor welcomes a delightful dose of sunshine, with an impressive 279 hours of radiant light. This marks a notable shift as the region transitions from the cooler winter months, where hours hovered just above 219 in June. The gradual increase in daylight is a precursor to the upcoming spring, setting the stage for warmer weather and blooming landscapes. As the days grow longer, the trend continues into October, which boasts an exhilarating 305 hours of sunshine. Collectively, this upward trajectory not only brightens the skies but also invigorates the spirit, showcasing Victor Harbor as a charming destination for those eager to embrace the warmth of springtime.

Monthly Sunshine Duration in Victor Harbor: September Highlighted

The September sunshine duration represents the total number of hours Victor Harbor 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.
JanFebMarAprMayJunJulAugSepOctNovDec289h292h300h251h226h219h233h247h279h305h323h354h
Data source: Victor Harbor September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Victor Harbor During September

In September, Victor Harbor experiences a 50% chance of sunny weather, mirroring the optimism of the previous month, August, which also boasted a 50% likelihood. As the seasons transition towards spring, this balanced probability suggests a favorable start to warmer days. Notably, following the winter months where the sun shines less frequently, with chances dipping to around 36%, September marks a refreshing shift in conditions, reminiscent of the sunnier late summer months of January and February. While this month falls short of the sunniest peaks in March and December, it offers a pleasant invitation to enjoy the outdoors as nature awakens from its winter slumber.

Percentage of Sunny Days in September in Victor Harbor

The chart illustrates the percentage of sunny days in Victor Harbor 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 Victor Harbor experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%51%59%55%37%36%38%50%50%47%35%61%
Data source: Victor Harbor September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Victor Harbor in September

As September rolls into Victor Harbor, Australia, the days begin to stretch once more, offering about 11 hours of daylight. This slight increase marks a transition from the shorter winter days of June, where sunlight dipped to a mere 9 hours. After a gradual rise through the colder months, daylight duration begins to climb again, echoing the arrival of spring. The trend reveals a rhythmic cycle where daylight extends into the warmer seasons, peaking at a vibrant 14 hours in January. With each passing month, Victor Harbor's days become brighter and longer, inviting both residents and visitors to embrace the outdoors and the beauty of nature.

Average Daylight Hours in Victor Harbor for September

The chart illustrates the variation in daylight duration in Victor Harbor throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 14m13h 22m12h 16m11h 9m10h 13m9h 46m10h10h 48m11h 51m12h 59m13h 59m14h 30m
Data source: Victor Harbor daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Victor Harbor

As September unfolds in Victor Harbor, the average wind speed experiences a noticeable uptick, reaching 4.3 m/s (10 mph). This marks a delightful shift from the calmer breezes of late winter, with August averaging 3.9 m/s (9 mph). The winds of September offer a refreshing boost, contrasting with the lull of mid-winter months like June and July, which saw speeds of 3.9 m/s (9 mph) and 4.8 m/s (11 mph), respectively. Reflecting on the journey through the year, September emerges as a transitional window, encouraging outdoor adventurers to embrace the invigorating gusts that signal the arrival of spring. With this refreshing breeze, Victor Harbor invites nature enthusiasts to revel in the natural beauty that thrives in tandem with the vibrant change of the season.

Average September Wind Speed in Victor Harbor

The chart displays monthly wind speed patterns in Victor Harbor, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.83.83.23.03.53.94.83.94.3 m/s3.84.03.8
Data source: Victor Harbor September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Victor Harbor Compares to Other Months

The weather in Victor Harbor 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 Victor Harbor and find detailed weather information for every month.

In September, temperatures in Victor Harbor range from a chilly 4°C (40°F) at night to a comfortable 27°C (82°F) during the day, with an average temperature of 12°C (55°F). The month experiences more rainfall, totaling 42 mm (1.6 in) spread over about 10 days, and maintains a relatively high humidity level of 65%. In contrast, January boasts much warmer conditions, with nighttime lows around 11°C (52°F) and daytime highs soaring up to 43°C (110°F), averaging 20°C (69°F). This summer month sees significantly less precipitation, accounting for only 18 mm (0.7 in) over just 2 days, and a drop in humidity to 41%. For a detailed look at January weather patterns, check out Victor Harbor weather in January.

In September, the weather typically features a wider temperature range, with minimums around 4°C (40°F) and maximums reaching up to 27°C (82°F). This month experiences an average temperature of 12°C (55°F) and notable precipitation, averaging 42 mm (1.6 in) over about 10 days, alongside higher humidity levels of 65%. In contrast, February enjoys warmer conditions, with minimum temperatures rising to 10°C (51°F) and maximums soaring to a scorching 38°C (102°F). The average temperature during this month is significantly higher at 19°C (66°F), with much less precipitation—only 20 mm (0.8 in) spread across just 3 days—and a lower humidity of 46%. For more detailed information, you can check the Victor Harbor weather in February.

When comparing the weather in September and March, notable differences emerge. September typically sees a temperature range with a minimum of 4°C (40°F) and a maximum of 27°C (82°F), while March experiences warmer temperatures, starting at a minimum of 9°C (49°F) and peaking at a high of 38°C (101°F). Additionally, September is characterized by higher precipitation, with 42 mm (1.6 in) falling over about 10 days, compared to March's lighter rainfall of just 15 mm (0.6 in) over 4 days. Humidity levels are also higher in September at 65%, whereas March maintains a more comfortable 55%. For more detailed insights into March weather, you can visit Victor Harbor weather in March.

In September, the weather is characterized by cooler temperatures, with a minimum of 4°C (40°F) and an average of 12°C (55°F), whereas April enjoys a milder climate with a minimum of 8°C (47°F) and an average of 16°C (62°F). The maximum temperatures in April can reach up to 33°C (91°F), significantly warmer than September's peak of 27°C (82°F). Additionally, September experiences more frequent precipitation, with rain falling on 10 days totaling 42 mm (1.6 in), compared to only 30 mm (1.2 in) over 4 days in April. Humidity levels are similar in both months, with September at 65% and April slightly higher at 66%. For more detailed insights on the weather in April, you can visit Victor Harbor weather in April.

When comparing the weather of September and May, both months exhibit mild temperatures, but September tends to be slightly warmer, with maximum temperatures reaching up to 27°C (82°F) compared to May's 26°C (80°F). The average temperatures are quite similar, with September averaging 12°C (55°F) and May averaging 13°C (56°F). However, May experiences a bit more humidity, at 73%, versus September's 65%. Precipitation levels are also slightly higher in May, with 49 mm (1.9 in) over 9 days, compared to September's 42 mm (1.6 in) across 10 days. For a closer look at what to expect during May, check out Victor Harbor weather in May.

September and June showcase distinct weather patterns, with September offering a broader temperature range. In September, temperatures can fluctuate from a chilly 4°C (40°F) overnight to a warm 27°C (82°F) during the day, with an average of 12°C (55°F). In contrast, June tends to be cooler, with daytime highs reaching only up to 20°C (68°F) and average temperatures around 11°C (52°F). Both months experience similar precipitation levels, with September receiving 42 mm (1.6 in) over approximately 10 days and June slightly higher at 47 mm (1.8 in) over 9 days. Notably, June has higher humidity at 76% compared to September's 65%, contributing to a more pronounced dampness. For a detailed look at weather specifics, you can check Victor Harbor weather in June.

When comparing the weather in September to that of July, September offers a wider temperature range, with minimums around 4°C (40°F), average highs of 27°C (82°F), and an average temperature of 12°C (55°F). In contrast, July experiences cooler averages, with maximum temperatures peaking at 19°C (67°F) and a similar minimum of 4°C (40°F). Precipitation in September is slightly lower at 42 mm (1.6 in) over 10 days, compared to July's 57 mm (2.3 in) across 12 days, indicating that while July is cooler and wetter, September tends to provide more pleasant warmth with moderate rainfall. For more detailed information, check out Victor Harbor weather in July.

In comparing the weather of September and August, September generally presents slightly warmer temperatures, with an average of 12°C (55°F) compared to August's 11°C (52°F). The maximum temperatures in September are also higher, reaching up to 27°C (82°F), whereas August peaks at 22°C (72°F). However, September experiences more sunshine alongside reduced precipitation, totaling 42 mm (1.6 in) over 10 days, in contrast to August's 68 mm (2.7 in) across 13 days. Humidity levels are relatively close, with September at 65% and August at 70%. For more detailed insights, you can explore Victor Harbor weather in August.

September and October display a noticeable shift in weather patterns. September features a temperature range from a minimum of 4°C (40°F) to a maximum of 27°C (82°F), with an average of 12°C (55°F) and experiencing around 42 mm (1.6 in) of precipitation over 10 days, accompanied by a humidity level of 65%. In contrast, October sees slightly warmer conditions, with a minimum temperature of 6°C (43°F) and a maximum of 33°C (92°F), resulting in an average of 14°C (58°F). The rainfall decreases to 39 mm (1.5 in) over just 7 days, and humidity drops to 51%. For more detailed insights, you can check out the Victor Harbor weather in October.

September and November present distinct weather patterns. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 27°C (82°F), with an average of 12°C (55°F). The month experiences about 42 mm (1.6 in) of rainfall over 10 days, and humidity is relatively high at 65%. In contrast, November sees warmer conditions with a minimum of 7°C (44°F) and a maximum reaching 38°C (100°F), along with an average temperature of 16°C (62°F). Precipitation decreases slightly to 34 mm (1.3 in) over just 7 days, and humidity drops to 50%. For more about the weather specifics in November, check out Victor Harbor weather in November.

In September, the weather tends to be cooler and more variable, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 27°C (82°F) and an average around 12°C (55°F). This month also experiences relatively higher humidity at 65% and more frequent precipitation, averaging 42 mm (1.6 in) over about 10 days.

In contrast, December brings warmer conditions with temperatures ranging from a minimum of 8°C (47°F) to a scorching maximum of 40°C (105°F), with an average temperature of 18°C (65°F). Additionally, December sees less rainfall, with only 20 mm (0.8 in) spread across about 5 days, and the humidity drops to 46%.

For more detailed weather insights, check out Victor Harbor weather in December.

Compare Victor Harbor's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Victor Harbor

As September unfolds in Victor Harbor, the weather begins to shift, heralding the arrival of spring. This month typically experiences milder temperatures compared to the chill of winter, with a significant rise in maximum highs that can reach up to 27°C (82°F). However, cooler nights remind us that winter is not far behind, with averages settling around 12°C (55°F). Rainfall is also a prominent feature, with about 42 mm (1.6 in) falling over roughly 10 days, adding a refreshing rhythm to the season. The 65% humidity level can make the air feel a bit damp, but it is a welcome change that breathes life into the landscape. For a more detailed overview of how September weather compares to other months, visit Victor Harbor Climate.