October Weather in Perth, Australia

Last updated: February 25, 2025

In October, Perth welcomes the warmth of spring with maximum temperatures reaching 32°C (90°F), while the average temperature settles around 17°C (63°F), creating a pleasant atmosphere for outdoor activities. Despite these inviting conditions, the month experiences some wet days, with a total precipitation of 41 mm (1.6 in) spread over 7 days, adding a refreshing touch to the landscape. Humidity levels hover at 63%, contributing to the comfortable climate that characterizes this vibrant Australian city during this season. Whether you're exploring the coastline or enjoying local events, October in Perth offers a delightful mix of sunshine and mild showers.

October Temperature in Perth

October in Perth marks a delightful transition as spring unfolds, bringing warmer days and crisp nights. With minimum temperatures around 9°C (48°F) and averages reaching 17°C (63°F), the weather is pleasantly mild, making it ideal for outdoor activities. The maximum temperatures soar to 32°C (90°F), reminiscent of summer's approach, while still maintaining a comfortable ambiance. As the city shakes off the lingering coolness of winter, October showcases an exciting blend of warmth and freshness, inviting locals and visitors alike to enjoy the vibrant sights and sounds of this beautiful Australian locale.

October Weather in Perth: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Perth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec747573686259585760636773
Data source: Temperature data for Perth 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.

October Precipitation in Perth

In October, Perth experiences a transition from the dry winter months to the beginning of summer, reflected in its precipitation patterns. With 41 mm (1.6 in) of rain typically spread over 7 days, October sees a slight increase compared to September's 42 mm, marking a subtle return of rainfall. This month still falls short of the heavier precipitation seen in the winter, where figures peak in June and July with over 100 mm of rain. Notably, October serves as a bridge, with rainfall tapering off as the year progresses towards the drier months of November and December. As temperatures begin to rise, the decrease in precipitation signals the onset of Perth’s warm, sunny summer, making October a month of gentle transitions in the city’s climate.

October Precipitation Trends in Perth

The chart displays monthly precipitation patterns in Perth, with values for each month alongside October's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec31582121581081151034241268
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Perth

As October unfolds in Perth, Australia, the humidity begins to shift noticeably, dipping to 63% after a series of warmer months. This marks a departure from the higher humidity levels experienced in the mid-year, where July and June recorded peaks of 77%. The transition into spring brings a refreshing change, as October's humidity is complemented by a decrease from the dampness of the preceding winter months. With the humidity gradually trending downward through the remainder of the year—falling to 56% by November and further to 53% in December—October serves as a pivotal moment that signals a return to drier conditions, making it a comfortable time for outdoor activities in the scenic backdrop of Perth.

October Average Humidity in Perth

This chart illustrates the average monthly humidity levels in Perth, with October's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how October's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec53%55%59%70%72%77%77%75%71%63%56%53%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Perth

In October, Perth experiences a UV Index of 11, categorizing it as extreme and indicating a quick burn time of just 10 minutes. As we transition from the cooler months, there's a noticeable surge in UV exposure that mirrors the trends seen in January and February, where similar extreme levels prevailed. The pattern of increasing UV intensity is a clear reminder for residents and visitors alike to stay vigilant and protect their skin. With summer approaching quickly, it's essential to take precautions just as you would on the hottest days. For more information on UV levels throughout the year, check out Perth UV Index.

Maximum UV Index Levels in Perth for October

The chart shows the monthly maximum UV Index (UVI) for Perth in October, 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.
JanFebMarAprMayJunJulAugSepOctNovDec141411964468111314
Data source: Perth October 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.

October Sunshine in Perth

October in Perth, Australia, shines brightly with a remarkable 329 hours of sunshine, marking a delightful transition into the warmer months. This month stands out as one of the sunniest of the year, outshining September's 297 hours and paving the way for the increasingly glorious November, which boasts an impressive 352 hours. The upward trend from May’s 279 hours to October highlights the region's bask in warmth and light, inviting locals and tourists alike to enjoy the outdoors. As the days grow longer and the sun more radiant, October offers a vibrant palette for sun-seekers to indulge in Perth’s breathtaking beaches and lively parks.

Monthly Sunshine Duration in Perth: October Highlighted

The October sunshine duration represents the total number of hours Perth experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec308h315h323h289h279h261h273h285h297h329h352h384h
Data source: Perth October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Perth During October

In Perth, Australia, October marks a transitional period in the weather calendar, with a 49% chance of sunny days. This represents a notable decline from the summer months, where the likelihood of sunshine peaks at 73% in January and remains robust through February. As the year progresses, the chances of clear skies dip, hitting a low in July at just 39%. However, October's weather can still be pleasant, as it sits above the mid-year slump and builds up to the sunnier late spring months, where November enjoys a 65% chance of sunshine. Thus, while October may not boast the brightest weather, it serves as a gentle reminder that sunnier days are just around the corner.

Percentage of Sunny Days in October in Perth

The chart illustrates the percentage of sunny days in Perth throughout the year, with October 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 Perth experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec73%71%61%54%45%54%39%56%67%49%66%79%
Data source: Perth October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Perth in October

In Perth, Australia, the daylight duration experiences a noticeable ebb and flow throughout the year. Following the longest days of summer in January and February, when daylight reaches a generous 13 hours, there's a steady tapering off as autumn approaches, leading to 12 hours in March and further down to 11 hours in April. As winter sets in, the days shorten significantly, settling at 10 hours from May to August. However, with the arrival of spring, daylight begins to stretch again—climbing back to 11 hours in September and regaining a robust 12 hours by October. This gradual transition culminates in a resurgence of sunlight come December, where Perth basks in 14 hours of daylight, marking the peak of the summer season. This rhythmic oscillation of daylight highlights the region’s dynamic seasonal shifts, creating a vibrant tapestry of light and warmth throughout the year.

Average Daylight Hours in Perth for October

The chart illustrates the variation in daylight duration in Perth throughout the year, with October 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: Perth daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Perth

As October arrives in Perth, the average wind speed gently rises to 5.0 m/s (11 mph), marking a subtle transition in the coastal breezes. Following a steady decline from the summer months, where January and July boasted higher gusts of 6.2 m/s (14 mph), October's winds lie comfortably above the lower speeds seen in the earlier months of the year. This slight uptick hints at the approach of spring, with winds beginning to pick up in intensity as the city gears up for warmer days ahead. Interestingly, October’s winds remain more vigorous than the lulls experienced in April and September, suggesting a dynamic blend of seasonal change and coastal influences that characterize Perth's climate. As the month progresses, residents can revel in the refreshing breezes that signal the heart of spring is just around the corner.

Average October Wind Speed in Perth

The chart displays monthly wind speed patterns in Perth, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.25.84.74.24.44.46.24.94.75.0 m/s5.35.9
Data source: Perth October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Perth Compares to Other Months

The weather in Perth changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Perth and find detailed weather information for every month.

October and January present contrasting weather conditions. In October, temperatures range from a minimum of 9°C (48°F) to a maximum of 32°C (90°F), with an average of 17°C (63°F). The month sees about 41 mm (1.6 in) of precipitation over 7 days, contributing to a humidity level of 63%. In contrast, January offers warmer temperatures, with a minimum of 13°C (56°F) and peaking at 37°C (99°F), averaging at 24°C (75°F). Notably, January experiences very little precipitation, only 31 mm (1.2 in) across 0 days, resulting in lower humidity of 52%. For a detailed look at January weather, visit Perth weather in January.

October and February present quite different weather profiles. In October, temperatures range from a minimum of 9°C (48°F) to a maximum of 32°C (90°F) with an average of 17°C (63°F). This month typically experiences 41 mm (1.6 in) of precipitation over about 7 days, accompanied by a humidity level of 63%. In contrast, February is warmer, with temperatures ranging from a minimum of 14°C (57°F) to a sweltering maximum of 38°C (101°F) and an average of 24°C (75°F). This month sees slightly higher precipitation, totaling 58 mm (2.3 in) over just 4 days, but with lower humidity at 55%. For more details on February weather, check out Perth weather in February.

In comparing the weather of October and March, we see notable differences in temperature and precipitation. October features a minimum temperature of 9°C (48°F), with an average of 17°C (63°F) and a maximum reaching 32°C (90°F). The month experiences approximately 41 mm (1.6 in) of precipitation over 7 days, combined with a humidity level of 63%. In contrast, March has a slightly higher minimum temperature of 11°C (53°F), an average of 23°C (73°F), and a peak temperature of 35°C (96°F). It also sees less rainfall, accumulating only 21 mm (0.8 in) across 4 days, contributing to a lower humidity of 59%. For more details on March weather in Perth, you can visit Perth weather in March.

When comparing the weather of October and April, both months feature a minimum temperature of around 9°C (48°F), but April enjoys a slightly warmer average temperature of 20°C (68°F) compared to October’s 17°C (63°F). In terms of maximum temperatures, April can reach up to 34°C (94°F), while October peaks at 32°C (90°F). Precipitation is lower in April, with only 21 mm (0.8 in) over about 3 days, versus October's 41 mm (1.6 in) across 7 days. Additionally, April has a higher humidity level of 70% compared to October's 63%, making it feel a bit muggier. For more detailed information, check out Perth weather in April.

When comparing October and May weather, both months exhibit mild average temperatures, with October experiencing a minimum of 9°C (48°F) and a maximum of 32°C (90°F), whereas May has a slightly cooler minimum of 7°C (45°F) and a maximum of 29°C (84°F). Precipitation is more abundant in May, with 58 mm (2.3 in) over approximately 8 days, compared to October's 41 mm (1.6 in) over 7 days. Additionally, May exhibits higher humidity levels at 72%, surpassing October's 63%. For a more detailed insight into Perth's weather during this season, you can explore Perth weather in May.

October and June present quite different weather patterns. In October, temperatures range from a low of 9°C (48°F) to a high of 32°C (90°F), with an average temperature of 17°C (63°F). There's relatively low precipitation, with 41 mm (1.6 in) falling over about 7 days, and humidity levels sitting at 63%. In contrast, June is cooler, with minimum temperatures of 8°C (46°F) and a maximum of 24°C (75°F), averaging 15°C (59°F). June also sees higher rainfall, accumulating to 107 mm (4.2 in) over 11 days, and features a higher humidity level of 77%. For more detailed insights, you can visit Perth weather in June.

When comparing the weather in October and July, October tends to be warmer with average temperatures reaching 17°C (63°F) and maximums soaring up to 32°C (90°F). In contrast, July has a cooler temperature profile, with an average of 15°C (58°F) and a maximum of only 23°C (73°F). Additionally, October experiences significantly less precipitation, totaling 41 mm (1.6 in) over about 7 rainy days, while July sees much more rainfall, accumulating 115 mm (4.5 in) across 16 days. The humidity is also lower in October at 63%, compared to July's 77%, making October feel comparatively drier and more comfortable. For a deeper dive into the specifics of July weather, check out Perth weather in July.

In comparing the weather of October and August, October tends to be warmer, with an average temperature of 17°C (63°F) and highs reaching up to 32°C (90°F). In contrast, August has a cooler average of 14°C (58°F), with maximum temperatures peaking at 26°C (78°F). While October experiences less precipitation at 41 mm (1.6 in) over 7 days, August is considerably wetter with 103 mm (4.1 in) of rain across 11 days. Additionally, October's humidity is slightly lower at 63%, compared to the higher 75% humidity typically felt in August. For more details, you can explore Perth weather in August.

In comparing the weather between September and October, October generally features a slightly warmer climate. The minimum temperature in October is 9°C (48°F), compared to September's 7°C (44°F), while the average temperature rises to 17°C (63°F) in October versus 15°C (60°F) in September. The maximum temperature also experiences an increase, reaching up to 32°C (90°F) in October, climbing from 28°C (83°F) in September. Although both months see similar levels of precipitation, with October receiving 41 mm (1.6 in) and September slightly higher at 42 mm (1.6 in), October benefits from a slightly lower humidity level of 63% compared to September's 71%. For a deeper look at September's weather specifics, you can refer to Perth weather in September.

October weather features a wider temperature range with daily averages around 17°C (63°F), reaching up to 32°C (90°F) on warmer days. In contrast, November tends to be slightly milder with average temperatures of 20°C (68°F) and maximums hitting 35°C (96°F), indicating a warmer trend as the month progresses. October also sees more rainfall, totaling 41 mm over approximately 7 days, while November is drier with only 26 mm of precipitation over 3 days. Additionally, humidity levels are higher in October at 63%, compared to a more comfortable 56% in November. For more specific insights about November's climate, visit Perth weather in November.

In October, the weather features a diverse temperature range with minimums around 9°C (48°F) and highs reaching up to 32°C (90°F), averaging at 17°C (63°F). This month experiences more precipitation, with about 41 mm (1.6 in) falling over 7 days, and humidity levels sit at 63%. In contrast, December sees slightly warmer temperatures, with a minimum of 10°C (51°F) and maximums soaring to 40°C (104°F), averaging 23°C (73°F). Rainfall is significantly less in December, totaling just 8 mm (0.3 in) over only 2 days, and humidity drops to 53%. For detailed information, you can visit Perth weather in December.

Compare Perth's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Perth

As October unfolds in Perth, it heralds a delightful transition from the cooler months into warmer days. With average temperatures rising, you can expect balmy afternoons where the mercury often reaches up to a refreshing 32°C (90°F), making it a perfect time for outdoor activities. While nights remain comfortably mild, occasional rainfall—averaging about 41 mm over seven days—adds a touch of freshness to the air. The humidity levels hover around 63%, yielding a pleasantly crisp atmosphere, especially in the early mornings. This month’s unique balance of warmth and moisture sets it apart from both the preceding chill of winter and the intense heat of summer. Discover more about what to expect in this vibrant city by visiting Perth Climate.