September Weather in Parramatta, Australia

Last updated: February 25, 2025

In September, Parramatta experiences a delightful transition into spring, characterized by maximum temperatures reaching up to 35°C (95°F), while the average hovers around a comfortable 16°C (60°F). Early mornings can be quite crisp, with minimum temperatures dropping to 3°C (38°F). This month sees an average precipitation of 36 mm (1.4 in) over six days, contributing to the region's 63% humidity levels. Overall, September in Parramatta offers a blend of warm days and cool nights, making it a dynamic time for outdoor activities and enjoying the awakening nature.

September Temperature in Parramatta

In September, Parramatta experiences a gentle transition into spring, characterized by a noticeable increase in temperatures. The month kicks off with minimums around 3°C (38°F), gradually warming to an average of 16°C (60°F), while daytime highs can reach a pleasant 35°C (95°F). This upward trend in temperatures reflects a gradual departure from the chill of winter, making it an ideal time for outdoor activities. Overall, September offers a delightful blend of mild warmth, inviting residents and visitors alike to embrace the emerging beauty of the season as the region shakes off the remnants of winter.

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

The chart illustrates September temperature patterns in Parramatta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec757370655854535560656872
Data source: Temperature data for Parramatta 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 Parramatta

September in Parramatta brings a gentle shift as the end of winter transitions into spring, marked by 36 mm (1.4 in) of precipitation over 6 days. This month stands out for its consistency, displaying a slightly lower rainfall compared to August's 34 mm but maintaining a steady rhythm with frequent, light showers. Notably, from March's peak of 153 mm down to the more modest figures in the later months, we can observe a gradual decline in rainfall leading into the warmer season. The precipitation patterns suggest that while September's showers are less intense than the earlier months, they play a crucial role in nurturing the awakening flora of spring, setting the stage for the more substantial rains expected in October and November.

September Precipitation Trends in Parramatta

The chart displays monthly precipitation patterns in Parramatta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec37107153294244403437677776
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Parramatta

In September, the humidity in Parramatta dips to 63%, marking a gentle decline as the region transitions from winter to spring. This shift in humidity is part of a broader trend observed throughout the year: starting from a comfortable 65% in January, humidity peaks around 75% in April before gradually loosening its grip. The late winter months of July and August see levels hovering in the upper sixties, but by September, the air begins to feel noticeably drier. This decrease is further amplified in October, when humidity drops to 55%, indicating that the change of seasons brings a refreshing crispness to the atmosphere. Overall, September acts as a bridge between the cooler, more humid months and the dry warmth of spring, offering a preview of the upcoming changes in weather.

September Average Humidity in Parramatta

This chart illustrates the average monthly humidity levels in Parramatta, 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 Parramatta

As September rolls into Parramatta, the UV Index maintains a very high level of 8, prompting outdoor enthusiasts to stay vigilant about sun exposure. With a burn time of just 15 minutes, the need for sun protection continues from the winter months, reflecting a noticeable upward trend as spring approaches. The shift from the moderate levels of UV in the preceding months serves as a reminder that with the increasing warmth, so too comes higher risk from UV radiation. As September bridges the gap to the harsher sunlight of summer, be sure to stay informed and prepared. For more insights into UV levels, visit Parramatta UV Index.

Maximum UV Index Levels in Parramatta for September

The chart shows the monthly maximum UV Index (UVI) for Parramatta 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.
JanFebMarAprMayJunJulAugSepOctNovDec141412853468101214
Data source: Parramatta 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 Parramatta

As September rolls in, Parramatta basks in the warmth of 288 hours of sunshine, marking a delightful peak in daylight as the transition to spring unfolds. This month sets the stage for an upward trend in sunlight that will culminate in the glorious heights of November and December, with daylight hours steadily increasing from the cooler months of winter. The notable rise from August's 274 hours hints at the promise of longer days ahead, inviting residents and visitors alike to embrace outdoor activities and enjoy the vibrant atmosphere that this invigorating season brings. September's sunshine not only brightens the sky but also uplifts spirits, heralding the approach of summer with an eagerness that's palpable in the air.

Monthly Sunshine Duration in Parramatta: September Highlighted

The September sunshine duration represents the total number of hours Parramatta 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.
JanFebMarAprMayJunJulAugSepOctNovDec257h280h272h268h251h225h248h274h288h299h311h326h
Data source: Parramatta September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Parramatta During September

In Parramatta, Australia, the likelihood of sunny weather in September stands at 60%, marking a promising start to the spring season. This month sees a notable shift from the cooler, cloudier days of winter, aligning with a gradual increase in sunshine from August, which boasts a 68% chance of sun. The trend clearly indicates that as winter recedes, the probability of sunny days begins to stabilize, offering residents and visitors alike a delightful blend of warmer weather and clear skies. Although the chance of sunshine declines to 54% in October, September strikes a perfect balance, making it an attractive time to enjoy outdoor activities as nature bursts into bloom.

Percentage of Sunny Days in September in Parramatta

The chart illustrates the percentage of sunny days in Parramatta 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 Parramatta experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%38%39%67%58%52%61%68%60%54%24%39%
Data source: Parramatta September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Parramatta in September

As the days of September roll in, Parramatta witnesses a resurgence in daylight, with approximately 11 hours of sunshine illuminating the city. Following the gradual decrease in daylight hours from January through to June, this month marks a subtle shift towards longer days, echoing the seasonal transition into spring. With daylight duration increasing by an hour compared to the darker winter months, residents can savor more time under the sun, fostering a vibrant atmosphere as nature begins to awaken. This trend of extending daylight continues into the following months, promising warmer and brighter days ahead.

Average Daylight Hours in Parramatta for September

The chart illustrates the variation in daylight duration in Parramatta throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 5m13h 17m12h 15m11h 13m10h 21m9h 56m10h 8m10h 53m11h 52m12h 55m13h 51m14h 20m
Data source: Parramatta daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Parramatta

As September unfolds in Parramatta, Australia, the winds begin to pick up, averaging 3.4 m/s (8 mph), marking a noticeable shift from the gentler breezes of earlier months. This increase in wind speed signifies a transition towards the stronger gusts of spring, hinting at the vibrant energy that comes with the changing season. Consistently gentle winds prevailed in the chillier months, such as April and May, where speeds dipped to around 2.1 m/s (5 mph) and 2.6 m/s (6 mph), but September's breezy conditions breathe new life into the landscape. With each breath of wind, the air carries a promise of warmth and renewal, setting the stage for the lively days ahead.

Average September Wind Speed in Parramatta

The chart displays monthly wind speed patterns in Parramatta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.13.12.12.62.83.12.93.4 m/s2.83.23.0
Data source: Parramatta September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Parramatta Compares to Other Months

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

September and January showcase distinct weather patterns, reflecting the transition from late winter to mid-summer. In September, temperatures range from a chilly 3°C (38°F) at night to a balmy 35°C (95°F) during the day, with an average of 16°C (60°F). The month sees approximately 36 mm (1.4 in) of precipitation over six days, accompanied by a humidity level of 63%.

In contrast, January experiences warmer temperatures, with nighttime lows around 12°C (54°F) and daytime highs that can soar up to a scorching 45°C (114°F), leading to an average of 24°C (76°F). Precipitation remains slightly higher at 37 mm (1.5 in) over nine days, and humidity increases marginally to 65%. For a more detailed look at the weather in January, you can visit Parramatta weather in January.

September and February offer contrasting weather conditions, reflecting the transition from late winter to late summer. In September, temperatures range from a cool minimum of 3°C (38°F) to a pleasant maximum of 35°C (95°F), with an average of 16°C (60°F). The month experiences moderate precipitation of 36 mm (1.4 in) over about 6 days and a humidity level of 63%. In contrast, February sees much warmer temperatures, with a minimum of 13°C (56°F), an average of 23°C (74°F), and a scorching maximum of 44°C (111°F). This month is notably wetter, receiving 107 mm (4.2 in) of rain over approximately 12 days, accompanied by slightly higher humidity at 69%. For more detailed insights, you can check Parramatta weather in February.

September and March present quite a contrast in weather patterns. In September, temperatures range from a cool 3°C (38°F) at night to a warm 35°C (95°F) during the day, with an average of 16°C (60°F). This month typically sees lower precipitation at 36 mm (1.4 in) over about 6 days and a humidity level of 63%.

In stark contrast, March boasts warmer temperatures, with a minimum of 10°C (49°F) and a maximum reaching a scorching 40°C (104°F). The average temperature is noticeably higher at 21°C (70°F). However, March also brings much more rainfall, totaling 153 mm (6.0 in) over 17 days and a slightly higher humidity at 72%. For a detailed look at monthly weather specifics, you can visit Parramatta weather in March.

When comparing the weather between September and April, both months exhibit similar maximum temperatures, reaching up to 35°C (95°F in September and 96°F in April). However, September tends to have slightly cooler minimum temperatures, averaging around 3°C (38°F), compared to April's minimum of 5°C (42°F). Precipitation levels are relatively close, with September receiving 36 mm (1.4 in) and April slightly less at 29 mm (1.1 in), although both months experience rainfall on about 6 days. Notably, April has higher humidity levels at 75%, compared to September's 63%. For more detailed information about April weather, you can visit Parramatta weather in April.

In September, the weather is generally warmer, featuring a minimum temperature of 3°C (38°F) and reaching highs of 35°C (95°F), with an average temperature of 16°C (60°F). The month sees relatively little rainfall, averaging 36 mm (1.4 in) over six days, and humidity levels are at 63%. In contrast, May is cooler, with a minimum temperature of 1°C (35°F) and maximums of 27°C (82°F), and an average temperature of 15°C (59°F). May experiences slightly more precipitation, totaling 42 mm (1.7 in) over five days, coupled with higher humidity at 74%. This difference indicates that while September can offer much warmer conditions, May presents a cooler and more humid climate. For more details on May weather, you can visit Parramatta weather in May.

September and June exhibit contrasting weather patterns. September experiences a broader temperature range, with minimums as low as 3°C (38°F) and maximums reaching up to 35°C (95°F), while averaging a comfortable 16°C (60°F). The month sees moderate precipitation of 36 mm (1.4 in) over 6 days, along with a humidity level of 63%. In comparison, June has a narrower temperature spectrum, with minimums around 3°C (37°F) and maximums peaking at 23°C (74°F), averaging only 12°C (54°F). June also experiences slightly higher precipitation, totaling 44 mm (1.7 in) across 9 days, and a humidity level of 72%. For more detailed information about June weather, you can check Parramatta weather in June.

When comparing the weather in September and July, September generally offers a wider range of temperatures, with a minimum of 3°C (38°F) and a maximum of 35°C (95°F), resulting in an average of 16°C (60°F). In contrast, July features cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 26°C (80°F), leading to an average of 12°C (53°F). While September experiences slightly less precipitation at 36 mm (1.4 in) over 6 days compared to July's 40 mm (1.6 in) across 4 days, the humidity levels are somewhat lower in September at 63%, compared to July’s 68%. For more details on July's weather, you can visit Parramatta weather in July.

In September, the weather in Parramatta sees a warmer average temperature of 16°C (60°F) compared to August's cooler 13°C (55°F). September also experiences a broader temperature range, with a minimum of 3°C (38°F) and a maximum of 35°C (95°F), whereas August's temperatures are more moderate, ranging from 1°C (34°F) to 27°C (82°F). Precipitation levels remain similar between the two months, with September receiving 36 mm (1.4 in) over 6 days and August seeing 34 mm (1.3 in) over 5 days. Despite September's slightly lower humidity at 63% compared to August's 67%, it still feels quite muggy. For more detailed insights, check Parramatta weather in August.

In September, temperatures ranged from a chilly 3°C (38°F) at night to a warm 35°C (95°F) during the day, with an average temperature of 16°C (60°F). The month experienced moderate precipitation, totaling 36 mm (1.4 in) over 6 days, and humidity levels were relatively high at 63%.

In contrast, October sees slightly warmer nights with a minimum temperature of 7°C (45°F) and an average temperature of 18°C (65°F), while daytime highs can reach up to 36°C (98°F). However, October is also wetter, with precipitation increasing to 67 mm (2.6 in) spread across 11 days, and overall humidity drops to 55%. For more detailed insights into October's climate, check out Parramatta weather in October.

In September, the weather is characterized by a broader temperature range, with minimums dropping to 3°C (38°F) and maximums reaching up to 35°C (95°F), resulting in an average of 16°C (60°F). Precipitation is relatively low at 36 mm (1.4 in) over about six days, and humidity levels are moderately high at 63%. In contrast, November experiences a warmer climate with minimum temperatures of 9°C (48°F) and maximums soaring to 41°C (106°F), leading to a pleasant average of 20°C (68°F). However, it sees increased rainfall, with 77 mm (3.0 in) over ten days, while humidity drops to 57%. For more detailed information, you can check Parramatta weather in November.

September and December present notable contrasts in weather conditions. In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 35°C (95°F), with an average of 16°C (60°F). This month typically sees 36 mm (1.4 in) of precipitation over about 6 days, accompanied by a humidity level of 63%. In contrast, December experiences much warmer weather, with temperatures ranging from a minimum of 12°C (54°F) to a scorching maximum of 41°C (106°F) and an average of 22°C (72°F). Precipitation in December increases to 76 mm (3.0 in) across about 10 days, while humidity also rises slightly to 68%. For more detailed information, you can check Parramatta weather in December.

Compare Parramatta's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Parramatta

As September unfolds in Parramatta, the weather begins to show hints of spring, contrasting sharply with the chill of winter. With daytime temperatures soaring to a warm 35°C, visitors can bask in the sun-filled days, while evenings still offer a refreshing coolness with averages around 16°C. The month brings a modest amount of rainfall with about six wet days, yet the humidity remains comfortable at 63%, making it a pleasant time to explore the outdoors. This transition period not only highlights the shift in seasonal patterns but also invites residents and travelers alike to experience Parramatta’s vibrant atmosphere. For a deeper look into the yearly variations, check out Parramatta Climate.