September Weather in Esperance, Australia

Last updated: February 25, 2025

In Esperance, Australia, September ushers in the arrival of spring with a delightful mix of weather conditions. The maximum temperature reaches a pleasant 27°C (81°F), while the average temperature hovers at a comfortable 14°C (58°F). Nights can get a bit cooler, with minimums dipping to 6°C (43°F). Expect a bit of rain, as precipitation amounts to 45 mm (1.8 in) over approximately 11 days, contributing to the region's lush landscapes. With a humidity level of around 60%, the air remains crisp and refreshing, making September a beautiful time to experience the natural beauty of Esperance.

September Temperature in Esperance

In September, temperatures in Esperance, Australia, begin to hint at the warming spring. With a minimum of 6°C (43°F) and a comfortable average of 14°C (58°F), the town experiences a gentle transition from winter's chill. The maximum temperature reaches up to 27°C (81°F), providing the perfect backdrop for outdoor activities against a backdrop of early blooms. As the month progresses, the steady increase in warmth marks a significant shift from the cooler winter months, setting the stage for the more heat-laden days ahead. Overall, September presents a delightful blend of cool mornings and pleasantly warm afternoons, inviting locals and visitors alike to embrace the changing season.

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

The chart illustrates September temperature patterns in Esperance, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec686867646057565557606266
Data source: Temperature data for Esperance 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 Esperance

In September, Esperance experiences a moderate amount of rainfall, with 45 mm (1.8 in) recorded over 11 days. This marks a decline from the previous month, August, which brought significant precipitation at 103 mm (4.1 in) across the same number of days. The trend in September indicates a shift toward drier conditions as the region transitions into spring, with rainfall often tapering off after the traditional winter months of increased precipitation. Notably, September's rainfall is similar to October's projected levels, suggesting a continued stabilization in weather patterns as the year progresses. Overall, this month’s precipitation serves as a gentle reminder of the gradual climatic changes that characterize the vibrant Australian landscape.

September Precipitation Trends in Esperance

The chart displays monthly precipitation patterns in Esperance, 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.
JanFebMarAprMayJunJulAugSepOctNovDec166637244753691034547419
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Esperance

In September, Esperance, Australia experiences a moderate humidity level of 60%, marking a slight decline from the heightened levels of the winter months. This brief easing in moisture precedes the drier conditions typical in the latter part of the year. From January through August, humidity gradually increased, peaking at 77% in June, before beginning its downward trend. The spring month of September initiates a comforting transition, as humidity levels drop towards the warmth of October, which sees a significant plunge to 48%. This pattern highlights a clear seasonal shift as spring emerges, offering a respite from the more humid winter months.

September Average Humidity in Esperance

This chart illustrates the average monthly humidity levels in Esperance, 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.
JanFebMarAprMayJunJulAugSepOctNovDec50%55%59%70%73%77%74%67%60%48%48%48%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Esperance

In September, Esperance experiences a UV Index of 8, categorized as very high, with a burn time of just 15 minutes—a noticeable increase from the previous months. This trend indicates that as spring approaches, residents and visitors alike should prepare for stronger sun exposure. Following the more moderate UV levels of winter, September's UV Index signals a shift, aligning closely with October's anticipated 10 and continuing through summer's extreme highs. It's crucial to stay vigilant against sunburn during this transition period. For more detailed information about UV levels throughout the year, check out Esperance UV Index.

Maximum UV Index Levels in Esperance for September

The chart shows the monthly maximum UV Index (UVI) for Esperance 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.
JanFebMarAprMayJunJulAugSepOctNovDec141412854468101314
Data source: Esperance 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 Esperance

As September rolls into Esperance, Australia, the sun continues to shine bright, offering an impressive 287 hours of daylight. This holds steady from August, showcasing a gradual increase in sunshine as the warmer months approach. With trending sunshine hours peaking in December at a remarkable 371 hours, September serves as a delightful herald for the upcoming summer. Following the cooler winter months, where sun hours dip to their lowest in June with only 246 hours, the consistent climb in daylight is a promise of vibrant days ahead, making September a perfect time to embrace the outdoor beauty of this stunning coastal town.

Monthly Sunshine Duration in Esperance: September Highlighted

The September sunshine duration represents the total number of hours Esperance 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.
JanFebMarAprMayJunJulAugSepOctNovDec290h287h305h271h259h246h257h279h287h315h327h371h
Data source: Esperance September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Esperance During September

As September rolls in, Esperance welcomes a 57% chance of sunny weather, making it a delightful time for outdoor activities. This glimpse of sunshine follows a trend of fluctuating weather throughout the year, with the summer months of January and December enjoying the highest probability of clear skies at 62% and 63%, respectively. The sunshine likelihood dips in the cooler months, particularly in May with only a 33% chance. Compared to its neighboring months, September stands out as a sweet spot as it edges up slightly from the 56% recorded in August, signaling that spring is indeed on the horizon and nature is ready to burst into bloom. While the chance of sun might be less certain in October and November, September offers a welcoming transition, inviting both locals and travelers to soak up some rays before the cooler weather sets in.

Percentage of Sunny Days in September in Esperance

The chart illustrates the percentage of sunny days in Esperance 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 Esperance experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec62%58%55%42%33%47%49%56%57%44%40%63%
Data source: Esperance September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Esperance in September

As September rolls in, Esperance, Australia, experiences a pleasing shift in daylight duration, with 11 hours of sunlight illuminating the days. This marks a gentle transition from the shorter winter months of June and July, where daylight dipped to a mere 9 hours, suggesting a gradual increase in warmth and activity. Following the slight uptick in August's daylight, September signifies the start of Spring's embrace, paving the way for longer days ahead. The increasing daylight continues with a steady ascent, hinting at the vibrant energy of nature awakening in October and November as daylight stretches again to 12 and then 13 hours respectively. This cyclical rhythm of light not only enriches the landscape but also invigorates the spirit of the community, heralding the arrival of a warmer season.

Average Daylight Hours in Esperance for September

The chart illustrates the variation in daylight duration in Esperance 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: Esperance daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Esperance

As September dawns in Esperance, Australia, the wind begins to settle into a gentle rhythm, with an average speed of 5.2 m/s (12 mph). This slight dip from the brisk July gusts at 7.3 m/s (16 mph) signals a transition toward the milder breezes of spring. Following the trend of earlier months, September's winds are reminiscent of the preceding winter, yet they hint at an impending warmth, creating an inviting atmosphere for outdoor enthusiasts. As the year progresses, wind speeds fluctuate gently; 6.0 m/s at their peak in July, tapering to smoother conditions averaging around 5.0 to 5.6 m/s in the months to come. This delicate balancing act reflects both the dynamic Australian climate and the tranquil beauty typical of Esperance's coastline.

Average September Wind Speed in Esperance

The chart displays monthly wind speed patterns in Esperance, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.65.44.74.55.05.87.35.45.2 m/s5.65.05.3
Data source: Esperance September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Esperance Compares to Other Months

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

In comparing the weather of September and January, it's evident that January is generally warmer and drier. September experiences a wider temperature range, with minimums dropping to 6°C (43°F) and maximums reaching up to 27°C (81°F). It also sees more precipitation, averaging 45 mm (1.8 in) over 11 days, contributing to a higher humidity level of 60%. In contrast, January boasts minimum temperatures of 13°C (56°F) and can soar to a maximum of 35°C (96°F), while receiving only 16 mm (0.6 in) of rain across just 2 days. The humidity in January is also lower, averaging 50%. For a detailed look at weather conditions in January, you can visit Esperance weather in January.

In comparing the weather of September and February, February generally offers warmer conditions, with minimum temperatures starting at 14°C (57°F) compared to September's cooler 6°C (43°F). The average temperature in February peaks at 20°C (68°F), rising to a maximum of 35°C (96°F), while September maintains a cooler high of 27°C (81°F). February also experiences more precipitation, totaling 66 mm (2.6 in) over just 5 days, in contrast to September's 45 mm (1.8 in) spread over 11 days. Humidity levels remain slightly lower in February at 55%, compared to September's 60%. For more detailed information, you can visit Esperance weather in February.

In September, temperatures in Esperance range from a crisp minimum of 6°C (43°F) to a pleasant maximum of 27°C (81°F), with an average of 14°C (58°F), while March experiences warmer temperatures, starting at a minimum of 11°C (52°F) and reaching as high as 34°C (94°F), averaging around 20°C (67°F). Despite September having a slightly higher precipitation rate at 45 mm (1.8 in) over 11 days, March is only slightly drier with 37 mm (1.5 in) of rain over 6 days. Humidity levels remain relatively similar, with September at 60% and March at 59%. For more detailed information, you can check Esperance weather in March.

September and April present distinct weather patterns. In September, temperatures range from a cool 6°C (43°F) to a warm 27°C (81°F), with an average of 14°C (58°F). The month experiences about 45 mm (1.8 in) of precipitation over 11 days, resulting in a humidity level of 60%. In contrast, April offers slightly milder temperatures, with a minimum of 8°C (47°F) and a maximum of 31°C (87°F), averaging 18°C (64°F). It benefits from lower precipitation of 24 mm (0.9 in) over just 6 days, though humidity is a bit higher at 70%. For a closer look at the weather specifics, check out Esperance weather in April.

In comparing the weather of September and May, September tends to have cooler temperatures, with a minimum of 6°C (43°F) and an average of 14°C (58°F), while May sees slightly warmer conditions, starting at a minimum of 9°C (49°F) and averaging 15°C (60°F). Both months experience similar precipitation levels, with September receiving 45 mm (1.8 in) over 11 days and May having a slightly higher total of 47 mm (1.8 in) over 10 days. However, May is notably more humid, with 73% humidity compared to September’s 60%. For more detailed information on May weather, you can visit Esperance weather in May.

In comparing the weather of September and June, both months showcase a similar average temperature of 14°C (58°F), but their extremes differ notably. September experiences a wider range, with minimum temperatures dropping to 6°C (43°F) and maximums reaching up to 27°C (81°F), providing warmer days compared to June's max of 23°C (74°F) and a slightly higher minimum of 7°C (46°F). Precipitation levels are also notable, with September receiving 45 mm (1.8 in) over 11 days, whereas June sees slightly more rain, totaling 53 mm (2.1 in), despite having the same number of rainy days. Additionally, humidity is higher in June at 77% compared to September’s 60%, contributing to a more humid atmosphere during the early winter month. For more detailed insights, you can check out Esperance weather in June.

September and July exhibit distinct weather patterns, showcasing the transition from winter to spring. September enjoys a wider temperature range, with minimums dipping to 6°C (43°F) and maximums reaching up to 27°C (81°F), and boasts an average temperature of 14°C (58°F). In contrast, July's temperatures are generally cooler, ranging from a minimum of 8°C (46°F) to a maximum of 21°C (69°F), with an average of 13°C (56°F). Precipitation also varies, with September receiving 45 mm (1.8 in) over 11 days, while July sees higher rainfall at 69 mm (2.7 in) across 13 days. Humidity levels are notably higher in July at 74%, compared to September's 60%. For more detailed information, you can check Esperance weather in July.

In comparing the weather between August and September, September generally experiences slightly warmer temperatures with a minimum of 6°C and a maximum of 27°C, compared to August's minimum of 7°C and maximum of 25°C. The average temperature in September is 14°C, slightly higher than August's average of 13°C. Conversely, September sees significantly less precipitation, at 45 mm over 11 days, while August has 103 mm over 13 days, resulting in a wetter month overall. Additionally, humidity remains higher in August at 67%, compared to 60% in September. For more details on August weather patterns, you can check Esperance weather in August.

September and October show noticeable changes in weather patterns. In September, temperatures range from a minimum of 6°C (43°F) to a maximum of 27°C (81°F), with an average of 14°C (58°F) and 45 mm (1.8 in) of precipitation across 11 days. By October, the weather warms slightly, with minimum temperatures rising to 9°C (48°F) and maximums reaching 30°C (86°F), resulting in an average of 15°C (60°F). Precipitation remains similar at 47 mm (1.8 in), but with only 9 rainy days, and the humidity decreases to 48%. For more detailed information, check out this link: Esperance weather in October.

In comparing the weather between September and November, September experiences a wider temperature range with a minimum of 6°C (43°F), an average of 14°C (58°F), and a maximum of 27°C (81°F). In contrast, November showcases warmer temperatures, featuring a minimum of 10°C (49°F), an average of 17°C (62°F), and reaching up to 35°C (94°F) on the hottest days. While September sees slightly more precipitation at 45 mm (1.8 in) over 11 days, November has a bit less rainfall, with 41 mm (1.6 in) occurring over just 8 days, alongside lower humidity at 48%. For more detailed insights on the climate, check out Esperance weather in November.

September and December exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 6°C (43°F) to a maximum of 27°C (81°F), with an average of 14°C (58°F). The month sees about 45 mm (1.8 in) of precipitation over 11 days, accompanied by a humidity level of 60%. Conversely, December temperatures start higher, with a minimum of 11°C (53°F) and a maximum reaching 34°C (94°F), averaging 19°C (66°F). This month is considerably drier, with only 9 mm (0.4 in) of precipitation falling over just 2 days and a lower humidity of 48%. For more detailed information, visit Esperance weather in December.

Compare Esperance's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Esperance

September in Esperance marks a significant transition into spring, as temperatures begin to rise and the landscape awakens from winter’s chill. With an average temperature that is notably milder compared to the preceding months, this time of year offers a refreshing change, though occasional rainfall is still frequent, bringing lushness to the environment. While humidity remains comfortable, the increasing warmth makes it a perfect opportunity for outdoor activities and enjoying the beauty of the region. To get a full picture of Esperance's climate variations, check out Esperance Climate.