September Weather in Diamond Beach, Australia

Last updated: February 25, 2025

September at Diamond Beach, Australia offers a delightful transition into spring, characterized by maximum temperatures soaring to 33°C (91°F) and an average warmth of 17°C (62°F). Visitors can expect a refreshing contrast with nighttime lows dipping to 7°C (45°F). While the month receives 39 mm (1.5 in) of precipitation spread over 7 days, the overall humidity level hovers around 63%, adding a pleasant touch to the coastal atmosphere. This blend of warmth and moisture creates an ideal backdrop for enjoying the natural beauty and outdoor activities that Diamond Beach has to offer.

September Temperature in Diamond Beach

In September, Diamond Beach, Australia begins to shake off the winter chill, welcoming a delightful transition into warmer weather. With minimum temperatures rising to a refreshing 7°C (45°F) and average highs reaching 33°C (91°F), this coastal haven offers a perfect blend of comfort and warmth. The average temperature settles at a pleasant 17°C (62°F), marking a gradual increase from the cooler months that precede it. As the days grow longer and sunnier, September becomes an inviting time for both locals and visitors to enjoy the bright beaches and vibrant landscapes, setting the stage for the sun-soaked months ahead.

September Weather in Diamond Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Diamond Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec757471666157555762666972
Data source: Temperature data for Diamond Beach 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 Diamond Beach

In September, Diamond Beach experiences a modest precipitation total of 39 mm (1.5 in), reflecting a slight uptick from the drier months of July and August, but significantly lower than the heavier downpours seen in March. With rain falling on 7 days, this month marks a transition as spring begins to unfold, leading to more vibrant landscapes. The decrease in rainfall compared to February's peak of 118 mm (4.6 in) indicates the tail end of the winter wet season, while October is expected to bring a rebound with 80 mm (3.1 in) anticipated, suggesting that the region gears up for a wetter spell as it moves deeper into the spring.

September Precipitation Trends in Diamond Beach

The chart displays monthly precipitation patterns in Diamond Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec69118211604885492439807398
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Diamond Beach

As September rolls into Diamond Beach, Australia, the humidity begins to dip, settling at 63%—a refreshing change following the peak of the winter months. This decline marks a subtle yet noticeable trend, as the overall humidity levels have gradually decreased from January's 65%. This pattern hints at the approach of spring, contrasting with the higher readings seen in the months leading up to September. With the humidity gradually tapering off, residents and visitors can expect a mild and pleasant atmosphere, making it an ideal time to enjoy the scenic beauty of the area before the dry warmth of October arrives with a lower 55% humidity.

September Average Humidity in Diamond Beach

This chart illustrates the average monthly humidity levels in Diamond Beach, 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%69%72%75%74%72%68%67%63%55%58%68%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Diamond Beach

As the sun begins to rise higher in the sky, September in Diamond Beach signals the transition from winter to spring, with a UV Index of 8, placing it within the very high exposure category. This shift marks a notable increase from the moderate levels experienced in the earlier months, meaning beachgoers should stay alert to sun safety practices. With a burn time of just 15 minutes, it's essential to apply sun protection as outdoor activities become more popular. Following this trend, October will bring even higher UV levels, highlighting the need for vigilance as the summer approaches. For more detailed insights into UV exposure throughout the year, visit Diamond Beach UV Index.

Maximum UV Index Levels in Diamond Beach for September

The chart shows the monthly maximum UV Index (UVI) for Diamond Beach 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.
JanFebMarAprMayJunJulAugSepOctNovDec151412864478111214
Data source: Diamond Beach 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 Diamond Beach

As September rolls into Diamond Beach, Australia, the sun graces the beautiful shores with a remarkable 291 hours of radiant sunshine, marking a delightful transition into spring. This surge in daylight reflects a consistent upward trend, as the days grow longer and brighter leading into the warmer months. In comparison to the previous months, September shines notably brighter than June and July, which both hovered around the mid-200s in sunshine hours. With October promising even more sunshine at 296 hours, visitors can anticipate the joy of sunny days ahead, making it the perfect time for beachgoers and nature lovers to bask in the vibrant atmosphere of this stunning coastal gem.

Monthly Sunshine Duration in Diamond Beach: September Highlighted

The September sunshine duration represents the total number of hours Diamond Beach 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.
JanFebMarAprMayJunJulAugSepOctNovDec262h273h265h270h254h227h251h281h291h296h306h326h
Data source: Diamond Beach September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Diamond Beach During September

In September, Diamond Beach, Australia, enjoys a sunny disposition with a 60% chance of clear skies. This marks a noteworthy transition as the winter months recede and spring begins to emerge. The trend towards more sun becomes evident as temperatures and daylight hours increase; August leads the pack with a generous 69% chance of sunshine, and while September sees a slight dip, it still maintains a promising outlook. Compared to the earlier months of the year, where chances hover in the 30s and 40s, the approach of spring heralds a brighter chapter, setting the stage for vibrant beach days and outdoor adventures.

Percentage of Sunny Days in September in Diamond Beach

The chart illustrates the percentage of sunny days in Diamond Beach 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 Diamond Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%33%38%62%55%56%63%69%61%53%27%44%
Data source: Diamond Beach September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Diamond Beach in September

As September rolls in at Diamond Beach, Australia, daylight begins to reclaim its strength, offering 11 hours of sunlight—a gentle increase from the winter months. This transitional month marks the shift from the shorter days of winter, as the sun starts to rise earlier and set later, heralding the oncoming warmth of spring. It’s a delightful time when the natural world awakens, echoing a gradual rise in daylight that will continue into October, with 12 hours of daylight. Observing this seasonal rhythm, residents and visitors alike can bask in the vibrant colors of nature and the invigorating energy that longer days bring, setting the stage for a lively spring ahead.

Average Daylight Hours in Diamond Beach for September

The chart illustrates the variation in daylight duration in Diamond Beach throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 57m13h 12m12h 14m11h 16m10h 28m10h 4m10h 16m10h 58m11h 53m12h 52m13h 44m14h 11m
Data source: Diamond Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Diamond Beach

As September unfolds in Diamond Beach, Australia, the winds pick up a lively rhythm, reaching an average speed of 4.4 m/s (10 mph). This marks a notable uptick from the previous months, transitioning from the milder breezes of winter. After August's gentle gusts of 3.8 m/s (8 mph), September signals a moment of reinvigoration. The trend continues as temperatures begin to warm, paving the way for the more spirited winds of November, which also average 4.3 m/s (10 mph). Overall, this month showcases a refreshing shift, hinting at the promise of spring and inviting both locals and visitors to enjoy the invigorating coastal air.

Average September Wind Speed in Diamond Beach

The chart displays monthly wind speed patterns in Diamond Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.14.14.03.03.53.64.13.84.4 m/s3.84.33.5
Data source: Diamond Beach September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Diamond Beach Compares to Other Months

The weather in Diamond Beach 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 Diamond Beach and find detailed weather information for every month.

September and January showcase notable differences in weather patterns. In September, temperatures range from a minimum of 7°C (45°F) to a pleasant average of 17°C (62°F), with maximum highs reaching 33°C (91°F). This month experiences about 39 mm (1.5 in) of precipitation over 7 days, accompanied by a humidity level of 63%. In contrast, January is significantly warmer, with temperatures ranging from a minimum of 14°C (58°F) all the way up to a scorching 39°C (102°F) and an average of 24°C (76°F). It also receives greater precipitation at 69 mm (2.7 in) over 10 days, along with a slightly higher humidity of 65%. For more detailed insights on January weather, you can check Diamond Beach weather in January.

September and February exhibit noticeable differences in weather patterns. In September, temperatures range from a cool minimum of 7°C (45°F) to a warm maximum of 33°C (91°F), with an average of 17°C (62°F). This month also experiences relatively low precipitation, totaling 39 mm (1.5 in) over about 7 days, with humidity averaging 63%. In contrast, February is much warmer, with temperatures ranging from a minimum of 16°C (60°F) to a scorching maximum of 41°C (106°F), and an average of 23°C (74°F). It is also wetter, receiving 118 mm (4.6 in) of rainfall over 13 days, along with slightly higher humidity at 69%. For a closer look at the weather specifics in February, you can check Diamond Beach weather in February.

In comparing the weather of September and March, we see notable differences in temperature and precipitation. September features a wider temperature range, with a minimum of 7°C (45°F) and a maximum of 33°C (91°F), leading to an average of 17°C (62°F). The month experiences moderate precipitation with 39 mm (1.5 in) over approximately 7 days and humidity levels at 63%. In contrast, March brings warmer conditions overall, with a minimum of 15°C (59°F) and a maximum of 35°C (94°F), averaging 22°C (72°F). However, it also sees significantly higher rainfall, totaling 211 mm (8.3 in) across 18 days and slightly increased humidity of 72%. For a detailed look, you can check Diamond Beach weather in March.

When comparing the weather in September and April, we see some notable differences. September typically has a minimum temperature of 7°C (45°F) and an average of 17°C (62°F), while April starts slightly warmer with a minimum of 9°C (49°F) and an average of 19°C (67°F). The maximum temperatures in both months are comparable, reaching up to 33°C (91°F) in September and 31°C (88°F) in April. However, April experiences more precipitation, averaging 60 mm (2.4 in) over 11 days compared to September's 39 mm (1.5 in) over 7 days. Moreover, the humidity tends to be higher in April at 75%, compared to September's 63%. For more detailed insights into April weather, you can check Diamond Beach weather in April.

In comparing the weather of September and May, we see distinct differences in temperature and conditions. September typically experiences a wider temperature range, with a minimum of 7°C and a maximum reaching up to 33°C, while May maintains a milder climate, with a minimum of 6°C and a maximum of 26°C. Precipitation levels are slightly higher in May, with 48 mm over 9 days compared to September's 39 mm over 7 days, indicating that May tends to be a bit wetter. Additionally, humidity is generally higher in May at 74%, compared to September's 63%. For more detailed information on May weather, you can visit Diamond Beach weather in May.

When comparing the weather in September and June, it's evident that September tends to be warmer overall. September sees minimum temperatures around 7°C (45°F) and maximums reaching up to 33°C (91°F), with an average of 17°C (62°F). In contrast, June has cooler temperatures, ranging from a minimum of 6°C (43°F) to a maximum of 24°C (75°F), and an average of 14°C (57°F). Additionally, September experiences less precipitation, with 39 mm (1.5 in) over about 7 days, compared to June's significantly higher 85 mm (3.3 in) falling over 13 days. The humidity levels are also notable, as June has a higher average of 72% compared to September's 63%. For more details, you can check Diamond Beach weather in June.

In comparing the weather between September and July, September typically exhibits a wider temperature range, with minimums at 7°C (45°F) and maximums reaching up to 33°C (91°F). In contrast, July's temperatures are more moderate, ranging from a minimum of 3°C (37°F) to a maximum of 24°C (76°F). Precipitation varies slightly; September receives about 39 mm (1.5 in) over 7 days, while July sees slightly more at 49 mm (1.9 in) over 5 days. Humidity levels are relatively similar, with September at 63% and July slightly higher at 68%. For a more detailed look at July's conditions, you can check Diamond Beach weather in July.

In comparing the weather of September and August, September presents a warmer profile with average temperatures reaching 17°C (62°F) compared to August's cooler average of 14°C (57°F). The maximum temperature in September can soar up to 33°C (91°F), which is significantly higher than August’s peak of 28°C (82°F). Additionally, September experiences slightly more precipitation, with 39 mm (1.5 in) over 7 days, unlike August, which recorded 24 mm (0.9 in) over just 4 days. Humidity levels are comparable, with September at 63% and August at 67%. For further details, visit Diamond Beach weather in August.

In September, the weather features a wider range of temperatures, with a minimum of 7°C (45°F) and a maximum of 33°C (91°F), leading to an average of 17°C (62°F). The month experiences about 39 mm (1.5 in) of precipitation over 7 days, contributing to a higher humidity level of 63%. In comparison, October sees a slight increase in the minimum temperature to 10°C (50°F) and an average of 19°C (66°F), with a maximum of 32°C (90°F). However, October is wetter, recording 80 mm (3.1 in) of precipitation across 12 days, resulting in lower humidity at 55%. For more detailed information on the weather, check out Diamond Beach weather in October.

In September, temperatures range from a cool 7°C (45°F) to a warm 33°C (91°F), with an average of 17°C (62°F). The month sees a total precipitation of 39 mm (1.5 in) over about 7 days, accompanied by a moderate humidity of 63%. In contrast, November brings slightly higher temperatures, with a minimum of 11°C (52°F) and a maximum of 37°C (98°F), averaging around 20°C (69°F). However, November also experiences increased precipitation at 73 mm (2.9 in) over 11 days, while humidity drops to 57%. For more detailed insights into November's weather, you can check Diamond Beach weather in November.

In September, temperatures range from a low of 7°C (45°F) to a high of 33°C (91°F), with an average of 17°C (62°F), while December sees milder minimums at 13°C (56°F) and even higher maximums reaching 36°C (98°F), with an average temperature of 22°C (73°F). September experiences less rainfall, totaling 39 mm (1.5 in) over about 7 days, compared to December's significantly higher precipitation of 98 mm (3.9 in) spread across 13 days. Humidity levels are relatively similar, with September at 63% and December slightly higher at 68%. For more specific details on December weather conditions, you can check Diamond Beach weather in December.

Compare Diamond Beach's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Diamond Beach

As September rolls in, Diamond Beach experiences a noticeable shift in weather, offering a blend of warmth and refreshing breezes. With temperatures soaring to a maximum of 33°C, this month marks a transition from cooler winter months to the balmy days of spring. While the average temperature remains a comfortable 17°C, the crisp morning air can surprise with minimum lows around 7°C. Combined with moderate humidity levels of 63% and occasional rainfall totaling 39 mm over approximately seven days, September provides an invigorating environment perfect for outdoor activities. As you plan your visit, you can learn more about the broader patterns and variations in weather throughout the year at Diamond Beach Climate.