September Weather in Yankalilla, Australia

Last updated: February 25, 2025

Experience the charm of Yankalilla, Australia in September, where temperatures begin to warm up with a maximum of 23°C (74°F), while the average settles at a comfortable 13°C (55°F). Morning briskness greets you with minimum temperatures around 7°C (44°F), making it perfect for cozy layers. While you savor the picturesque landscapes, be prepared for occasional showers, as the region welcomes about 42 mm (1.7 in) of rain over 10 days this month. The humidity hovers around 65%, adding a refreshing touch to the sunny days. September in Yankalilla is a delightful blend of warmth and mild weather, ideal for outdoor adventures and exploration.

September Temperature in Yankalilla

In September, Yankalilla begins to shake off winter's chill, welcoming a gentle transition into spring. The average temperature hovers around 13°C (55°F), with minimums dipping to a cool 7°C (44°F) at night, and daytime highs reaching a pleasant 23°C (74°F). This gradual warming trend is a precursor to the warmer months ahead, making September an ideal time for outdoor activities as the days grow longer and more inviting. The shifting temperatures signal the blossoming of nature, inviting both locals and visitors to enjoy the charm of this coastal region. As summer draws near, it is the perfect opportunity to witness the vibrant landscapes and refreshing breezes that define Yankalilla’s September allure.

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

The chart illustrates September temperature patterns in Yankalilla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec676665635854535355576164
Data source: Temperature data for Yankalilla 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 Yankalilla

September in Yankalilla ushers in a notable shift in precipitation patterns, showcasing 42 mm (1.7 in) of rain over 10 days. This marks a slight decline from the wetter months of July and August, which recorded 63 mm (2.5 in) and 72 mm (2.9 in) respectively. The increase in rainfall during the winter months gives way to a more moderate September, but the overall trend indicates a sustained level of moisture. As spring approaches, the rainfall begins to taper off in October, hinting at what the warmer months may hold. This transition illustrates the region's characteristic variability, with September serving as a bridge from the colder, wetter season to the drier periods ahead.

September Precipitation Trends in Yankalilla

The chart displays monthly precipitation patterns in Yankalilla, 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.
JanFebMarAprMayJunJulAugSepOctNovDec182416325654637242403121
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yankalilla

September in Yankalilla, Australia, brings a noticeable shift in humidity, as levels settle at 65%. This marks a slight decrease from the peak of 76% observed in the middle of winter, reflecting the gradual transition into spring. As the months progress from January's dry 41%, humidity steadily rises through the year, reaching its zenith in the cooler months of June and July. Following September's dip, we can expect a further decrease in humidity as October approaches, which tends to bring even more comfortable conditions. Overall, September captures a moment of balance, where the lingering warmth of winter meets the refreshing promise of the upcoming season.

September Average Humidity in Yankalilla

This chart illustrates the average monthly humidity levels in Yankalilla, 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 Yankalilla

As September rolls into Yankalilla, Australia, residents and visitors can expect a moderate UV Index of 7, which falls into the high exposure category. This marks a slight uptick from the low levels experienced in the winter months, signaling that sun safety should remain a priority. With a burn time of 25 minutes, it’s important to take necessary precautions, such as applying sunscreen and wearing protective clothing, especially as the UV levels are on the rise leading into spring. Historically, the UV Index in Yankalilla tends to escalate significantly as the year progresses, highlighted by the extreme levels seen in January and December. Awareness of these trends ensures a safe and enjoyable outdoor experience. For more detailed insights, visit the Yankalilla UV Index.

Maximum UV Index Levels in Yankalilla for September

The chart shows the monthly maximum UV Index (UVI) for Yankalilla 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: Yankalilla 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 Yankalilla

As September graces Yankalilla, Australia, the warmth of the sun begins to make its welcome return, with 279 hours of sunshine lighting up the skies. This delightful shift follows a gradual decline in sunny days from the peak of 300 hours in March, reflecting the seasonal transition. The lingering sunlight offers a refreshing contrast to the cooler winter months, where June and July saw the lowest totals, hovering around 219 to 233 hours. With each passing month leading into spring, a notable uptick occurs, paving the way for more vibrant October and November, where records soar to 305 and 323 hours respectively. Thus, September serves as a beautiful prelude to the sun-drenched days that are just around the corner, igniting anticipation for the summer ahead.

Monthly Sunshine Duration in Yankalilla: September Highlighted

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

Chance of Sun in Yankalilla During September

In Yankalilla, Australia, the month of September brings a promising 51% chance of sunny weather, aligning closely with the moderately bright days of August. Interestingly, this marks a slight increase compared to the earlier winter months, June and July, which both linger around 39%, reflecting the region's transition into spring. As temperatures begin to rise, the likelihood of sunny skies continues its upward trend into October at 48%. This suggests that as spring unfolds, residents and visitors alike can look forward to enjoying more sun-drenched days in the picturesque coastal town of Yankalilla.

Percentage of Sunny Days in September in Yankalilla

The chart illustrates the percentage of sunny days in Yankalilla 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 Yankalilla experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%51%60%56%36%39%39%50%51%48%35%61%
Data source: Yankalilla September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Yankalilla in September

As summer fades into autumn, September in Yankalilla, Australia, brings a refreshing change with 11 hours of daylight. This is a subtle increase from the shorter days of winter, signaling the gradual return of longer daylight after the cold months. The trend throughout the year shows a consistent ebb and flow, with daylight peaking at 14 hours in January and December, and dipping to 9 hours in June. September marks a pivotal transition, as it bridges the lingering warmth of winter with the invigorating light of spring, inviting residents to embrace the vibrant natural beauty that accompanies the lengthening days.

Average Daylight Hours in Yankalilla for September

The chart illustrates the variation in daylight duration in Yankalilla throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 13m13h 22m12h 16m11h 9m10h 14m9h 47m10h10h 48m11h 51m12h 58m13h 58m14h 29m
Data source: Yankalilla daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Yankalilla

In Yankalilla, Australia, the September winds signal a transition, as they pick up slightly to an average speed of 5.2 m/s (12 mph). This month stands out as a gentle increase compared to the calmer conditions of August. Throughout the year, wind speeds fluctuate, with July boasting the strongest gusts at 6.1 m/s (14 mph), while autumn months like April show a dip to 3.8 m/s (9 mph). However, September’s crisp air hints at the approach of spring, making it a refreshing time for coastal walks, where the invigorating breeze blends with the anticipation of warmer days ahead. Overall, the winds of Yankalilla demonstrate a dynamic rhythm, ebbing and flowing through the seasons.

Average September Wind Speed in Yankalilla

The chart displays monthly wind speed patterns in Yankalilla, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.04.84.13.84.55.06.14.75.2 m/s4.74.94.9
Data source: Yankalilla September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Yankalilla Compares to Other Months

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

September and January showcase distinct weather patterns, each offering a unique experience. In September, temperatures range from a cool 7°C (44°F) at night to a comfortable 23°C (74°F) during the day, with an average of 13°C (55°F). The month sees about 42 mm (1.7 in) of precipitation over roughly 10 days, and humidity levels hover around 65%, contributing to a mild and somewhat damp atmosphere.

In contrast, January boasts warmer conditions, with minimum temperatures of 13°C (56°F) and maximums soaring to 37°C (98°F). The average temperature increases to 20°C (68°F) and rainfall is significantly lighter at just 18 mm (0.7 in) over only 2 days, resulting in lower humidity levels of 41%. This combination creates a much drier and hotter climate, ideal for outdoor activities. For a detailed overview of January weather, you can visit Yankalilla weather in January.

September and February exhibit distinct weather characteristics. In September, temperatures range from a cool minimum of 7°C (44°F) to a comfortable maximum of 23°C (74°F), with an average temperature of 13°C (55°F). The month sees approximately 42 mm (1.7 in) of precipitation over about 10 days, coupled with a humidity level of 65%. In contrast, February offers much warmer conditions, with temperatures ranging from a mild 13°C (55°F) to a scorching maximum of 33°C (92°F) and an average of 19°C (66°F). Precipitation is significantly less, totaling around 24 mm (0.9 in) over just 3 days, while humidity drops to 46%. For more detailed information on weather patterns, check Yankalilla weather in February.

In September, the weather is cooler with average temperatures ranging from a low of 7°C (44°F) to a high of 23°C (74°F), accompanied by relatively higher humidity levels at 65%. The month sees a fair bit of rain, with around 42 mm (1.7 in) of precipitation spread over 10 days. In contrast, March offers a much warmer climate, with temperatures starting at a minimum of 11°C (52°F) and soaring to a pleasant maximum of 34°C (94°F). Additionally, March experiences less rainfall, totaling 16 mm (0.6 in) over just 4 days, and lower humidity at 55%. For more detailed information about the weather in March, you can visit Yankalilla weather in March.

In comparing the weather of September and April, we observe distinct differences in temperature and precipitation patterns. September typically sees cooler temperatures, with an average of 13°C (55°F) and a maximum of 23°C (74°F), while April enjoys milder conditions, with an average of 17°C (63°F) and highs reaching 28°C (83°F). Additionally, April experiences less rainfall, averaging only 32 mm (1.3 in) over about 4 days, compared to September's 42 mm (1.7 in) across 10 days, although the humidity remains relatively stable at around 65-66%. For more detailed information, you can check out Yankalilla weather in April.

In comparing the weather of September and May, both months exhibit mild temperatures, but May is slightly warmer overall. September's average temperature reaches 13°C (55°F), with a maximum of 23°C (74°F), while May averages 14°C (58°F) and peaks at 24°C (75°F). Precipitation is relatively similar, with September receiving 42 mm (1.7 in) over 10 days and May experiencing a bit more with 56 mm (2.2 in) across 9 days. Additionally, humidity levels in May (73%) are higher than in September (65%), contributing to a more muggy feel during the late spring month. For more details about weather conditions in May, you can check Yankalilla weather in May.

When comparing the weather in September and June, it’s evident that September enjoys slightly warmer conditions, with average temperatures reaching 13°C (55°F) and a maximum of 23°C (74°F). In contrast, June's temperatures are a bit cooler, averaging 12°C (55°F) and peaking at 18°C (65°F). While September experiences a touch less precipitation, with 42 mm (1.7 in) over 10 days, June has a slightly higher total of 54 mm (2.1 in) across 9 days. Additionally, June tends to have higher humidity levels at 76%, compared to September's 65%. For more detailed information, check out Yankalilla weather in June.

Comparing the weather in September and July reveals some notable differences. In September, temperatures are generally warmer, with an average of 13°C (55°F) and a maximum reaching 23°C (74°F), compared to July, which has a lower average of 12°C (54°F) and a maximum of only 18°C (64°F). However, July experiences slightly higher humidity at 76% and more precipitation, with 63 mm (2.5 in) over 12 days, compared to September's 42 mm (1.7 in) over 10 days. Overall, September tends to be milder and drier than July, making it a more pleasant month for outdoor activities. For more details on July weather, you can visit Yankalilla weather in July.

When comparing the weather between August and September, we can observe notable changes in temperature and precipitation. September experiences slightly warmer temperatures, with a minimum of 7°C (44°F) and a maximum of 23°C (74°F), compared to August's minimum of 6°C (43°F) and maximum of 20°C (67°F). Moreover, September has an average temperature of 13°C (55°F), while August has a slightly lower average of 12°C (53°F). Precipitation also varies, with September receiving 42 mm (1.7 in) over 10 days, whereas August sees more rainfall at 72 mm (2.9 in) over 13 days. Additionally, September's humidity is somewhat lower at 65% compared to August's 70%. For a more detailed look at August's weather specifics, you can visit Yankalilla weather in August.

In September, temperatures start to cool down with a minimum of 7°C (44°F) and an average of 13°C (55°F), while the maximum reaches 23°C (74°F). The month is relatively wet, with 42 mm (1.7 in) of precipitation occurring over 10 days and a humidity level of 65%. In contrast, October experiences slightly milder temperatures with a minimum of 8°C (47°F), an average of 14°C (58°F), and a maximum that can reach up to 29°C (84°F). The month sees a similar amount of precipitation at 40 mm (1.6 in) but over just 8 days, with a notably lower humidity of 51%. This shift indicates a transition towards drier and warmer conditions as autumn progresses. For more details on October weather, check out Yankalilla weather in October.

In September, the weather tends to be cooler with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 23°C (74°F), culminating in an average temperature of 13°C (55°F). This month experiences about 42 mm (1.7 in) of precipitation over approximately 10 days, contributing to a humidity level of 65%. In contrast, November brings milder temperatures, with a minimum of 9°C (48°F) and a much warmer maximum of 32°C (89°F), leading to an average temperature of 16°C (61°F). Precipitation decreases to about 31 mm (1.2 in) spread over just 6 days, and humidity drops to 50%. For more detailed information, you can check Yankalilla weather in November.

In September, temperatures range from a minimum of 7°C (44°F) to a maximum of 23°C (74°F), with an average of 13°C (55°F). This month experiences about 42 mm (1.7 in) of precipitation over approximately 10 days and maintains a humidity level of 65%. In contrast, December sees warmer temperatures, with a minimum of 10°C (51°F) and a maximum reaching 34°C (93°F), averaging 18°C (64°F). The month typically has less rainfall, recording only 21 mm (0.8 in) over 5 days and lower humidity at 46%. For more detailed information on December weather, check out Yankalilla weather in December.

Compare Yankalilla's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Yankalilla

As September unfolds in Yankalilla, the transition from winter to spring becomes palpable, bringing a delightful change in weather patterns. Unlike the chillier months preceding it, September showcases a pleasant rise in temperatures, with daytime highs reaching up to a comfortable 23°C, inviting outdoor activities. While the month still carries a bit of moisture, evidenced by about 10 days of rain totaling around 42 mm, it often feels refreshing with moderate humidity levels of 65%. This balance between warmth and occasional rain makes September a unique and invigorating time, providing a promising glimpse of the sunnier days ahead. For a comprehensive overview of the region’s climate throughout the year, check out Yankalilla Climate.