September Weather in Yallingup, Australia

Last updated: February 25, 2025

September in Yallingup, Australia brings a refreshing transition into spring, characterized by a maximum temperature of 21°C (69°F) and an average of 15°C (59°F). As the landscape bursts into bloom, temperatures can dip to a minimum of 9°C (49°F) at night. However, visitors should be prepared for occasional rain, as the month sees 68 mm (2.7 in) of precipitation spread over 13 days, contributing to a humidity level of 71%. This blend of weather patterns creates a delightful atmosphere for outdoor activities and enjoying the region's natural beauty.

September Temperature in Yallingup

In September, Yallingup begins to shake off the winter chill, with temperatures gradually warming as spring approaches. The minimum temperature drops to a cool 9°C (49°F), while the average hovers around a crisp 15°C (59°F). As the month progresses, daytime highs can reach a pleasant 21°C (69°F), signaling the start of more inviting weather for outdoor activities. This transitional month showcases a shift from the lower temperatures of winter, making way for a more vibrant landscape and a welcoming atmosphere, perfect for enjoying the breathtaking coastal scenery.

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

The chart illustrates September temperature patterns in Yallingup, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec676868666361605859606266
Data source: Temperature data for Yallingup 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 Yallingup

In September, Yallingup experiences a shift in its precipitation dynamics, with 68 mm (2.7 in) of rain falling over 13 days. This marks a notable decrease compared to the wetter months of July and August, which saw 173 mm (6.8 in) and 141 mm (5.5 in) respectively. The weather is starting to stabilize as the region transitions into spring, leading to fewer rainy days and a more moderate total compared to the peak winter months. As temperatures rise and the days grow longer, September provides a refreshing interlude before the drier conditions of October set in. Overall, while rainfall still contributes significantly to the month, the pattern suggests a gradual retreat from the heavy downpours characteristic of the previous season.

September Precipitation Trends in Yallingup

The chart displays monthly precipitation patterns in Yallingup, 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.
JanFebMarAprMayJunJulAugSepOctNovDec83637399714717314168542515
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yallingup

As September arrives in Yallingup, Australia, the humidity settles at a moderate 71%, reflecting a subtle transition from the cooler winter months into the warmer spring season. This month marks a slight uptick from the 70% range observed in July and August, indicating the gradual onset of more moisture in the air. Notably, the humidity levels during September are significantly lower than the peak summer months, where figures soar to 79% in January and 81% in February. This pattern suggests a refreshing change, as Yallingup prepares for the increasing warmth of October, which typically brings a rise to 75% humidity. The overall trend showcases a cozy coastal climate, making September a pleasant time to experience the beauty of this Australian gem.

September Average Humidity in Yallingup

This chart illustrates the average monthly humidity levels in Yallingup, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79%81%79%77%71%71%70%70%72%75%76%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yallingup

September in Yallingup, Australia sees a notable shift in UV Index, climbing back to 8, categorized as very high—a significant increase from the winter months. This trend marks the transition toward the more intense sun conditions typical of the upcoming Australian summer. With a burn time of just 15 minutes, it’s crucial for sun worshippers and outdoor enthusiasts alike to remain vigilant and take proper sun protection measures. As the UV Index is projected to hover around similar levels in October, ensuring adequate skin protection becomes essential. For detailed information, visit Yallingup UV Index.

Maximum UV Index Levels in Yallingup for September

The chart shows the monthly maximum UV Index (UVI) for Yallingup 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.
JanFebMarAprMayJunJulAugSepOctNovDec141311854458101214
Data source: Yallingup 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 Yallingup

As September unfolds in Yallingup, Australia, a beautiful transition takes place in daylight hours. With 289 hours of sunshine, this month shows a delightful increase from the cooler depths of winter, reflecting a steady climb in sunlight that begins in spring. Following the 279 hours enjoyed in August, September heralds the approach of brighter days, yet still lags behind the vibrant October figures of 322 hours. This pattern is part of an annual rhythm, where sunshine peaks during the year-end, but September lays the groundwork for that glorious transition. With each day growing longer, the warmth of the Australian spring is beckoning, promising a landscape bathed in golden light and endless possibilities for outdoor adventures.

Monthly Sunshine Duration in Yallingup: September Highlighted

The September sunshine duration represents the total number of hours Yallingup 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.
JanFebMarAprMayJunJulAugSepOctNovDec307h315h315h281h268h253h262h279h289h322h343h378h
Data source: Yallingup September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Yallingup During September

As we transition into September, Yallingup, Australia, welcomes an uplifting 57% chance of sunny weather, hinting at the promising arrival of spring. This marks a noticeable rise from the dreary winter months, characterized by lower sun probabilities, with June and July dipping to just 40%. Interestingly, September's sunshine outlook aligns closely with the sunnier months of November, suggesting that the region is on the cusp of embracing warmer days and blooming landscapes. With a gradual increase in sunlight following winter, there's an invigorating sense of anticipation as locals and visitors alike look forward to more sun-drenched days ahead.

Percentage of Sunny Days in September in Yallingup

The chart illustrates the percentage of sunny days in Yallingup 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 Yallingup experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec73%62%49%46%34%41%40%50%57%39%57%71%
Data source: Yallingup September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Yallingup in September

As the Australian winter recedes, Yallingup witnesses a gradual return of daylight in September, with the duration reaching 11 hours. This marks a subtle increase from the 9 hours seen in June and July, signaling the onset of spring. With daylight hours steadily climbing throughout the month, residents and visitors can enjoy longer evenings and vibrant sunsets, paving the way for outdoor adventures and coastal activities. The rhythm of daylight in Yallingup reflects an invigorating transition, as the days grow brighter and warmer, inviting a renewed connection with nature and the picturesque landscape this region is renowned for.

Average Daylight Hours in Yallingup for September

The chart illustrates the variation in daylight duration in Yallingup throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 6m13h 17m12h 15m11h 12m10h 20m9h 55m10h 8m10h 53m11h 52m12h 55m13h 51m14h 20m
Data source: Yallingup daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Yallingup

As September unfolds in Yallingup, Australia, the average wind speed settles at a pleasant 6.4 m/s (14 mph), creating a tranquil atmosphere after the gusty peaks of winter. Following July's brisk 10.0 m/s (22 mph) winds, the transition into spring shows a marked decrease in intensity, echoing the seasonal shift. Notably, this month mirrors the calmer breezes of May, suggesting a trend towards gentler conditions as the landscape awakens. The overall pattern indicates that while winter may deliver powerful gusts, spring brings a softer embrace, inviting locals and visitors alike to enjoy the serene beauty of Yallingup.

Average September Wind Speed in Yallingup

The chart displays monthly wind speed patterns in Yallingup, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.47.65.55.46.47.610.07.46.4 m/s6.96.77.0
Data source: Yallingup September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Yallingup Compares to Other Months

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

In comparing the weather between September and January, we see notable differences in temperature and precipitation. September experiences cooler temperatures, with averages around 15°C (59°F) and a maximum of 21°C (69°F), while January is significantly warmer, boasting averages of 20°C (68°F) and highs reaching 26°C (80°F). Additionally, September receives much more rain, with 68 mm (2.7 in) falling over 13 days, contrasted by January's minimal precipitation of only 8 mm (0.3 in) across just one day. Furthermore, humidity levels are higher in January at 79%, compared to 71% in September. For a detailed look at Yallingup's weather in January, you can visit this link: Yallingup weather in January.

When comparing the weather in September and February, there are notable differences in temperature and precipitation. September experiences cooler temperatures, with a minimum of 9°C (49°F) and an average of 15°C (59°F), whereas February is significantly warmer, boasting a minimum of 15°C (60°F) and an average of 20°C (68°F). Additionally, September sees more rainfall, with 68 mm (2.7 in) over 13 days, while February is much drier, receiving only 36 mm (1.4 in) across just 2 days. Humidity levels are fairly high in both months, with September at 71% and February at 81%. For more detailed information, you can refer to Yallingup weather in February.

When comparing the weather in September and March, it's clear that March tends to be warmer and drier. In September, temperatures range from a minimum of 9°C (49°F) to a maximum of 21°C (69°F), with an average of 15°C (59°F) and significant rainfall of 68 mm (2.7 in) over 13 days. In contrast, March features a milder climate, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 26°C (79°F), averaging 20°C (68°F). Precipitation is much lower in March at 37 mm (1.4 in) and occurs over just 5 days. Additionally, humidity is slightly higher in March at 79%, compared to 71% in September. For more detailed weather information, you can check Yallingup weather in March.

When comparing September and April weather, notable differences emerge in temperature and precipitation patterns. September experiences cooler temperatures, with a minimum of 9°C (49°F) and an average of 15°C (59°F), while April sees warmer conditions, starting with a minimum of 12°C (53°F) and peaking at an average of 19°C (66°F). Additionally, April records significantly lower precipitation, with only 39 mm (1.5 in) over 6 rainy days, compared to September's 68 mm (2.7 in) across 13 days. Humidity is also higher in April at 77%, compared to September's 71%. For more detailed insights into April weather, check out Yallingup weather in April.

In comparing the weather of September and May, September tends to be slightly cooler with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 21°C (69°F) and an average of 15°C (59°F). In contrast, May sees a slightly warmer temperature range, with minimums at 11°C (53°F) and maximums reaching 22°C (72°F), averaging 17°C (64°F). Precipitation levels are higher in May, totaling 97 mm (3.8 in) over 12 days, compared to September's 68 mm (2.7 in) spread across 13 days. Both months share similar humidity levels at 71%, contributing to a comfortable but occasionally damp climate. For a closer look at May's weather specifics, you can explore Yallingup weather in May.

When comparing the weather in September and June, we see similarities in temperature, with June slightly warmer, having an average of 16°C (62°F) compared to September's 15°C (59°F). Both months experience maximum temperatures around 21°C (70°F), but June tends to be wetter, receiving 147 mm (5.8 in) of precipitation over 15 days, while September averages just 68 mm (2.7 in) over 13 days. Humidity levels remain consistent at 71% for both months, offering a mild, albeit rainy, climate during this time. For more details, you can check out Yallingup weather in June.

In comparing the weather between September and July, we find that September typically experiences slightly milder temperatures, with a minimum of 9°C (49°F) and a maximum of 21°C (69°F), while July's temperatures range from a minimum of 11°C (52°F) to a maximum of 20°C (69°F). Interestingly, both months share a similar average temperature of around 15°C (59°F) to 15°C (60°F). However, July sees a significantly higher precipitation level at 173 mm (6.8 in) over 21 days, compared to September's 68 mm (2.7 in) over 13 days. The humidity remains fairly constant in both months, around 71% for September and 70% for July. For a more detailed look at July's weather, you can check out Yallingup weather in July.

When comparing the weather in September to that of August, we can see some notable differences. September features slightly cooler temperatures, with a minimum of 9°C (49°F) and a maximum of 21°C (69°F), while August's range is from 10°C (51°F) to 19°C (66°F). Additionally, September experiences less precipitation, totaling 68 mm (2.7 in) over 13 days, in contrast to August's 141 mm (5.5 in) across 17 days. Humidity levels remain relatively similar, with September at 71% and August at 70%. For more detailed information on August weather, you can check Yallingup weather in August.

In comparing the weather between September and October, October tends to be slightly warmer, with average temperatures increasing from 15°C (59°F) in September to 16°C (60°F) in October, and maximum temperatures rising from 21°C (69°F) to 22°C (72°F). Additionally, the minimum temperatures are higher in October, starting at 11°C (51°F) compared to September's 9°C (49°F). Precipitation decreases in October, with 54 mm (2.1 in) expected over 9 days, contrasting with September's 68 mm (2.7 in) across 13 rainy days. Humidity also rises slightly from 71% in September to 75% in October. For more details, you can check Yallingup weather in October.

In September, the weather is characterized by cooler temperatures, with a minimum of 9°C (49°F) and an average of 15°C (59°F), peaking at a maximum of 21°C (69°F). This month sees significant rainfall, averaging 68 mm (2.7 in) across 13 days, and a humidity level of 71%. In contrast, November offers warmer conditions, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 24°C (76°F), averaging 17°C (63°F). The precipitation drops significantly to 24 mm (1.0 in) over just 4 days, alongside a slight increase in humidity at 76%. For a detailed overview of November weather, you can explore Yallingup weather in November.

In comparing the weather between September and December, we notice a significant shift in temperature and precipitation patterns. September experiences cooler conditions, with average temperatures ranging from a minimum of 9°C (49°F) to a maximum of 21°C (69°F) and 68 mm (2.7 in) of rain over 13 days. In contrast, December boasts warmer temperatures, with an average ranging from 13°C (55°F) to 28°C (83°F) and much less rainfall, totaling only 15 mm (0.6 in) over just 2 days. Additionally, humidity levels are slightly higher in December at 79%, compared to September's 71%. For more detailed insights, you can check Yallingup weather in December.

Compare Yallingup's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Yallingup

As September unfolds in Yallingup, it marks the transition from winter to spring, bringing with it a refreshing change in the weather. With average temperatures hovering around a mild 15°C (59°F), this month stands out due to its relatively cool minimums and moderate maximums compared to the warmer summer months. The humidity, at 71%, adds a crispness to the air, while the 68 mm of precipitation over 13 days reminds us that spring showers are indeed a part of the season's charm. September’s weather is a delightful blend of mild temperatures and occasional downpours, setting the stage for the sun-drenched days ahead. For more insights into the year-round climate of this beautiful destination, check out Yallingup Climate.