September Weather in Broome, Australia

Last updated: February 25, 2025

Experience the breathtaking weather of Broome, Australia in September, where temperatures soar to a maximum of 37°C (100°F), ensuring plenty of sunshine for outdoor adventures. With an average temperature of 26°C (79°F) and a refreshing minimum of 14°C (58°F), this month offers a delightful climate for beachgoers and travelers alike. Notably, precipitation is non-existent, with 0 mm recorded, allowing for uninterrupted exploration of the stunning coastal scenery. Coupled with a comfortable humidity level of 42%, September in Broome promises a perfect setting for unforgettable experiences under the sun.

September Temperature in Broome

In September, Broome experiences a warm transition into spring, with temperatures ranging from a comfortable 14°C (58°F) at night to a sizzling 37°C (100°F) during the day. The average temperature hovers around 26°C (79°F), providing a delightful climate for outdoor activities. As the days get longer and warmer, this month showcases an upward trend in temperatures, moving away from the cooler winter months of July and August. With the minimums rising slightly from the preceding months, September serves as a warm invitation for sun-seekers and adventurers alike, making it a perfect time to explore Broome's stunning landscapes and vibrant culture.

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

The chart illustrates September temperature patterns in Broome, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec868586868074747479828586
Data source: Temperature data for Broome 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 Broome

In September, Broome experiences a complete dry spell, with no recorded precipitation for the month, continuing the trend from the preceding months of July and August. This lack of rainfall highlights the region's strong dry season, where the landscape basks under the relentless sun. Following the wet months of January through March, where significant rainfall occurred, September marks a stark contrast in Broome's climate cycle. As the dry season persists into October, the buildup of heat intensifies, suggesting a gradual transition into the sporadic rains that characterize the late wet season, starting in November. This seasonal rhythm reflects Broome's unique tropical climate, balancing between heavy downpours and prolonged dry phases.

September Precipitation Trends in Broome

The chart displays monthly precipitation patterns in Broome, 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.
JanFebMarAprMayJunJulAugSepOctNovDec232140591474000110115
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Broome

In September, Broome, Australia, experiences a notable dip in humidity, with levels dropping to 42%. This marks a significant decline from the sweltering summer months where humidity peaks at 83% in February. As winter gives way to spring, the transition in humidity is evident, reflecting a trend towards drier conditions as the year progresses. Following July's low of 40%, September's humidity begins to stabilize, gently climbing into the warmer months, thus creating a more comfortable climate that progressively reintroduces moisture, culminating in 63% by December. This rhythmic variation highlights Broome's unique climate patterns, leading to a pleasant environment for both locals and visitors alike.

September Average Humidity in Broome

This chart illustrates the average monthly humidity levels in Broome, 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.
JanFebMarAprMayJunJulAugSepOctNovDec76%83%81%74%59%47%40%46%42%47%50%63%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Broome

In September, Broome, Australia, experiences an UV Index of 14, categorizing it as extreme with a burn time of just 10 minutes. This month continues a trend seen throughout the year, with consistently high UV levels, particularly from January to April, where values reach a peak of 16. While the intensity softens slightly in May and June, returning to very high levels, the UV Index ramps back up in August and maintains a strong presence into September and the following months. As you enjoy the vibrant days of spring in Broome, it's crucial to prioritize sun safety, given the persistent potential for sunburn. For more detailed information on UV levels throughout the year, visit Broome UV Index.

Maximum UV Index Levels in Broome for September

The chart shows the monthly maximum UV Index (UVI) for Broome 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.
JanFebMarAprMayJunJulAugSepOctNovDec161616139891214151615
Data source: Broome 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 Broome

As September unfolds in Broome, Australia, the sun shines brighter than ever, with an impressive 313 hours of sunlight gracing the skies. This marks a delightful uptick from August's 310 hours, making it the perfect time for outdoor adventures and beach escapades. The gradual increase in sunshine hours since the beginning of the year highlights a trend of growing warmth and liveliness as residents and visitors alike bask in the golden rays. Anticipation builds as October promises an even higher tally of 336 hours, inviting everyone to soak up the sun in this stunning coastal paradise. September serves not just as a transition into the vibrant spring season but also as a reminder of how nature enriches life with its ever-increasing brilliance.

Monthly Sunshine Duration in Broome: September Highlighted

The September sunshine duration represents the total number of hours Broome 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.
JanFebMarAprMayJunJulAugSepOctNovDec247h283h306h298h297h285h301h310h313h336h332h332h
Data source: Broome September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Broome During September

As September rolls into Broome, Australia, the likelihood of sunny weather remains quite promising, with an impressive 83% chance of sunshine. This marks a slight dip from the preceding month of August, renowned for its 88% sun probability, yet still showcases Broome's vibrant weather patterns. Following the sunny momentum, October continues the trend with an 85% chance, suggesting that the sunny spell is poised to last. This seasonal consistency underscores Broome's reputation as a splendid destination for those seeking to bask in the sun, making September a delightful time to enjoy the outdoors before the slight fluctuations of November set in.

Percentage of Sunny Days in September in Broome

The chart illustrates the percentage of sunny days in Broome 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 Broome experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%35%48%75%82%53%67%88%83%85%80%69%
Data source: Broome September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Broome in September

As September unfolds in Broome, Australia, the daylight duration stabilizes at 11 hours, maintaining the consistent pattern established in the preceding months. This steady light offers a delightful transition from the longer summer days of January and February, gradually shifting towards a slight increase in daylight as October approaches. Interestingly, the daylight hours have already begun to plateau after a gradual decline from mid-summer, highlighting a distinctive rhythm in Broome's seasonal cycle. Just as the spring blossoms start to awaken, the promise of longer days in the latter part of the year becomes palpable, hinting at the vibrant months ahead.

Average Daylight Hours in Broome for September

The chart illustrates the variation in daylight duration in Broome throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 3m12h 40m12h 10m11h 39m11h 15m11h 3m11h 9m11h 30m11h 59m12h 29m12h 56m13h 10m
Data source: Broome daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Broome

In September, Broome experiences a refreshing average wind speed of 4.8 m/s (11 mph), closely mirroring the slightly breezier conditions of January and June. This marks a notable shift from the calmer breezes of the mid-year months, indicating a gradual return to the more spirited winds typical of the transition into spring. As the year progresses, the trend suggests that wind speeds often rise during the latter months, peaking at 5.1 m/s (11 mph) in December. Overall, September acts as a bridge, capturing the essence of a bustling coastal atmosphere, prime for outdoor activities and exploration.

Average September Wind Speed in Broome

The chart displays monthly wind speed patterns in Broome, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.84.34.24.23.84.93.94.64.8 m/s4.44.75.1
Data source: Broome September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Broome Compares to Other Months

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

When comparing the weather in September and January, it's clear that January brings significantly higher temperatures and humidity. In September, temperatures range from a mild 14°C (58°F) to a warm 37°C (100°F), with no recorded precipitation and relatively low humidity at 42%. In contrast, January experiences hotter average temperatures, with lows around 25°C (77°F) and highs reaching up to 40°C (103°F). This month also sees considerable rainfall, totaling 232 mm (9.1 in) over about 10 days, and the humidity rises sharply to 76%. For a closer look at the specifics, check out Broome weather in January.

September and February present distinctly different weather patterns. In September, temperatures range from a mild 14°C (58°F) at night to a hot 37°C (100°F) during the day, with low humidity at 42% and no recorded precipitation. In contrast, February experiences warmer nights starting at 24°C (75°F) and highs peaking at 38°C (101°F), but it is also notably wetter, with an average of 140 mm (5.5 in) of rain over about 10 days, accompanied by high humidity around 83%. For more detailed information, check out Broome weather in February.

When comparing the weather in September and March, a stark contrast emerges. September features a milder climate, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 37°C (100°F) and an average of 26°C (79°F). In this month, the region enjoys dry conditions with no recorded precipitation and low humidity at 42%. In contrast, March experiences warmer temperatures, with a minimum of 21°C (71°F), an average of 30°C (86°F), and a maximum of 39°C (103°F). This month also brings significant rainfall, averaging 59 mm (2.3 in) over eight days, coupled with much higher humidity at 81%. For more insights on the climatic conditions, you can check out Broome weather in March.

In September, the weather tends to be warm and dry, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 37°C (100°F), and no recorded precipitation, contributing to a relatively low humidity level of 42%. In contrast, April experiences higher average temperatures, with a minimum of 19°C (66°F) and a maximum reaching 39°C (102°F). This month also sees some rainfall, with a total precipitation of 14 mm (0.5 in) over two days, leading to increased humidity at 74%. For more details on April weather, check out Broome weather in April.

Comparing the weather in September and May reveals some interesting contrasts. In September, the temperatures range from a minimum of 14°C (58°F) to a maximum of 37°C (100°F), showcasing some of the hottest days of the year, with humidity dropping to 42% and no recorded precipitation. In contrast, May has slightly warmer minimum temperatures at 17°C (62°F) and a peak of 36°C (97°F), along with a bit of precipitation measured at 7 mm (0.3 in) and higher humidity at 59%. For more detailed insights, check out Broome weather in May.

When comparing the weather in September and June, September tends to be significantly warmer, with average temperatures reaching 26°C (79°F) and maximums soaring up to 37°C (100°F). In contrast, June has a cooler average temperature of 23°C (74°F) and peaks at 32°C (90°F). Interestingly, both months experience minimal precipitation, with September boasting a total of 0 mm (0.0 in) and June recording just 4 mm (0.1 in). Humidity levels are also slightly lower in September at 42%, compared to 47% in June. For more detailed information, you can visit Broome weather in June.

When comparing the weather in September and July, September generally offers warmer temperatures, with daily averages reaching up to 26°C (79°F) and maximums peaking at 37°C (100°F). In contrast, July experiences a milder climate, with an average temperature of 23°C (74°F) and a maximum of 34°C (93°F). Both months boast dry conditions, receiving no precipitation, but September tends to have slightly higher humidity at 42% compared to July's 40%. If you're interested in a more detailed look at July's weather specifics, you can check out Broome weather in July.

In September, the weather in Broome is generally warmer than in August, with average temperatures rising from 24°C (75°F) in August to 26°C (79°F) in September. The maximum temperature also sees an increase, reaching up to 37°C (100°F) compared to August's 35°C (95°F). While both months experience dry conditions with no recorded precipitation, September has slightly lower humidity at 42%, compared to August's 46%. For more detailed insights, you can check Broome weather in August.

September and October in Broome showcase a gradual transition in weather patterns. In September, temperatures range from a minimum of 14°C (58°F) to a maximum of 37°C (100°F), with an average of 26°C (79°F) and a relatively low humidity of 42%. Conversely, October sees a slightly warmer climate with minimum temperatures of 18°C (65°F) and maximums hitting 40°C (104°F), indicating an overall average of 28°C (83°F). The humidity increases a bit to 46%, but both months remain dry with no recorded precipitation. For more detailed insights, you can check Broome weather in October.

In September, the weather is typically warm and dry, with minimum temperatures around 14°C (58°F) and maximums reaching up to 37°C (100°F). The average temperature for the month hovers around 26°C (79°F), and there is no recorded precipitation, resulting in a humidity level of 42%. In contrast, November experiences slightly higher temperatures, with a minimum of 23°C (74°F) and a maximum of 39°C (102°F). The average temperature rises to 30°C (86°F), and there are some days of precipitation, totaling 10 mm (0.4 in) over 2 days. The humidity also increases to 50%, making November feel a bit more sultry compared to September. For more details, check out Broome weather in November.

September and December exhibit notable differences in weather conditions. In September, temperatures range from a minimum of 14°C (58°F) to a maximum of 37°C (100°F), with an average of 26°C (79°F). This month is characterized by dry weather, with no recorded precipitation or rainy days, and a humidity level of 42%. In contrast, December sees warmer temperatures, with a minimum of 24°C (76°F), an average of 30°C (87°F), and a peak of 40°C (105°F). Additionally, this month experiences significant rainfall, totaling 115 mm (4.5 in) over five days, along with increased humidity at 63%. For more detailed information, you can check Broome weather in December.

Compare Broome's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Broome

As September unfolds in Broome, it ushers in a delightful shift in weather, characterized by warm temperatures and an impressively dry atmosphere. With an average temperature hovering around a comfortable 26°C (79°F), this month stands out from the wetter and more humid summer months. The absence of rainfall, a stark contrast to the impending wet season, makes September an ideal time for outdoor activities and exploration. While the peak temperatures can reach a sizzling 37°C (100°F), the overall lower humidity level of 42% contributes to a more enjoyable experience, setting the stage for locals and travelers alike to bask in the sun-drenched beauty of Broome. For a deeper dive into the seasonal variations, visit Broome Climate.