September Weather in Foster, Australia

Last updated: February 25, 2025

In Foster, Australia, September marks the transition into spring, characterized by a maximum temperature of 21°C (70°F) and an average of 11°C (53°F), creating a mild and refreshing atmosphere. The minimum temperature dips to around 5°C (41°F), providing cool mornings and evenings. This month also witnesses a notable precipitation total of 98 mm (3.9 in), spread over approximately 14 days, contributing to the region's lush greenery. Visitors can expect humid conditions, with an average humidity level of 77%, adding to the invigorating charm of this coastal town as it bids farewell to winter.

September Temperature in Foster

In Foster, Australia, September heralds the arrival of spring, bringing a refreshing change in temperatures. With minimums around 5°C (41°F) and max temperatures peaking at 21°C (70°F), there's a noticeable shift toward warmer days. The average temperature rests at a comfortable 11°C (53°F), inviting locals and visitors alike to enjoy outdoor activities as nature awakens. Compared to the preceding winter months, where temperatures lingered below 10°C, September's charm lies in its mildness, gradually paving the way for the warmth of summer. The transition is subtle yet invigorating, making it an ideal time to experience Foster's beautiful landscapes and vibrant spring atmosphere.

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

The chart illustrates September temperature patterns in Foster, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec656464595552505053565962
Data source: Temperature data for Foster 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 Foster

In Foster, Australia, September marks a notable shift in the year's precipitation pattern, with a substantial 98 mm (3.9 in) of rain falling over 14 days. This amount reflects a slight decrease from August's impressive 113 mm (4.4 in), yet remains robust compared to earlier months like June (61 mm) and July (79 mm). Interestingly, the trend shows an increase in precipitation leading to September, peaking during the winter months before tapering off as spring approaches. This seasonal rhythm hints at the region's vibrant climate, where the early spring rains encourage lush growth and reinvigorate the landscape after the colder months. As the year progresses, observing these shifts becomes crucial for locals and visitors alike, offering a deeper understanding of Foster’s unique weather patterns.

September Precipitation Trends in Foster

The chart displays monthly precipitation patterns in Foster, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4253626991617911398827479
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Foster

In Foster, Australia, September marks a subtle transition in humidity levels, with an average of 77%. This figure reflects a slight decrease from the peak of 82% observed in the preceding month of July, signaling the gradual shift towards drier conditions as spring approaches. The trend shows a clear increase in humidity from the start of the year, culminating in the highest levels in mid-winter. Following September, the humidity is expected to dip further in October, settling at 71%, hinting at a seasonal ebb. Overall, Foster experiences a humid climate, with values peaking in the middle of the year before tapering off as it moves towards the warmer summer months.

September Average Humidity in Foster

This chart illustrates the average monthly humidity levels in Foster, 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.
JanFebMarAprMayJunJulAugSepOctNovDec64%65%70%75%79%81%82%80%77%71%71%67%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Foster

As we transition into September in Foster, Australia, the UV Index registers at 7, placing it in the high exposure category with a burn time of about 25 minutes. This marks a slight increase from the moderate levels seen in the winter months, indicating that while the harshest summer rays are still a couple of months away, caution is advised as the days grow longer and sunnier. As we look forward to October, we can anticipate a further rise to 9, bringing with it a very high exposure risk. With these trends, it's essential for residents and visitors to stay informed and protect their skin—explore more on the UV Index trends throughout the year at Foster UV Index.

Maximum UV Index Levels in Foster for September

The chart shows the monthly maximum UV Index (UVI) for Foster 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.
JanFebMarAprMayJunJulAugSepOctNovDec13121074334791113
Data source: Foster 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 Foster

As the calendar turns to September, Foster, Australia, enjoys a promising 258 hours of sunshine, a delightful increase from the previous months. This vibrant uptick reflects a trend that precedes it, with the sun making a gradual comeback after the winter's quieter days. Although the sunshine hours start to dip slightly from the robust summer months of January through March, September sets the stage for a radiant spring, ushering in warmer days. As the year progresses, the trend favors longer days, culminating in October's peak of 287 hours, showcasing Foster's radiant charm as it transitions into the blooming season ahead. Such patterns indicate a community ready to embrace the outdoors, with each sunny hour enhancing the beauty of this captivating coastal region.

Monthly Sunshine Duration in Foster: September Highlighted

The September sunshine duration represents the total number of hours Foster 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.
JanFebMarAprMayJunJulAugSepOctNovDec276h280h277h224h213h195h213h237h258h287h305h327h
Data source: Foster September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Foster During September

In Foster, Australia, September offers a moderate chance of sunny weather, with about 38% likelihood of sunshine gracing the days. This aligns closely with the overall trend seen in the winter months, where sunshine probabilities hover around the low to mid-30s. As the seasons shift towards spring, September's sun chances slightly pulse upwards when compared to the damp chill of July and August, but they remain modest compared to the sunnier peak in December, which boasts a 48% chance. This transitional month reflects the unpredictability typical of spring, hinting at the promise of sunnier days ahead while still embracing the lingering cool breezes of winter.

Percentage of Sunny Days in September in Foster

The chart illustrates the percentage of sunny days in Foster 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 Foster experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%42%30%40%38%34%34%39%38%36%32%48%
Data source: Foster September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Foster in September

As September unfolds in Foster, Australia, the days begin to regain their length, offering 11 hours of daylight. This marks a shift from the shorter days of winter, which provided only 9 hours in June and July. The gradual increase in daylight begins to pave the way for the warmer months ahead, as October promises even more sun with 13 hours of daylight. This seasonal progression highlights a rhythm of nature, where the early spring days of September herald the return of brightness, subtly nudging Foster's residents towards the vibrant energy of spring and summer.

Average Daylight Hours in Foster for September

The chart illustrates the variation in daylight duration in Foster throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 30m13h 31m12h 17m11h 2m10h9h 29m9h 44m10h 39m11h 50m13h 5m14h 12m14h 48m
Data source: Foster daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Foster

As September arrives in Foster, Australia, the wind begins to stir with an invigorating average speed of 6.0 m/s (13 mph), marking a noticeable uptick from the preceding months. While the earlier parts of the year saw a generally gentle breeze, September signals a shift toward livelier gusts, with wind speeds surpassing those of spring and summer. This transition reflects a broader trend: following a dip in wind speed during the cooler winter months, the return of spring breathes new life into the atmosphere. The increase in wind speed may invigorate local activities, making it an ideal time for kite flying or coastal strolls, as Foster embraces the refreshing embrace of September’s winds.

Average September Wind Speed in Foster

The chart displays monthly wind speed patterns in Foster, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.44.95.85.24.84.55.45.66.0 m/s5.34.94.7
Data source: Foster September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Foster Compares to Other Months

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

September and January exhibit notably different weather patterns. In September, temperatures range from a minimum of 5°C (41°F) to a maximum of 21°C (70°F), with an average temperature of 11°C (53°F). The month experiences significant rainfall, with 98 mm (3.9 in) of precipitation over 14 days, contributing to a high humidity level of 77%. In contrast, January sees warmer temperatures, with a minimum of 11°C (52°F), an average of 18°C (66°F), and a maximum reaching 34°C (94°F). The precipitation decreases to 42 mm (1.7 in) over just 5 days, resulting in a lower humidity of 64%. For more detailed information, you can check out Foster weather in January.

In comparing the weather between September and February, September tends to be cooler with an average temperature of 11°C (53°F), while February boasts warmer conditions, averaging 18°C (64°F). The maximum temperatures in February can reach up to 32°C (89°F), significantly higher than September's maximum of 21°C (70°F). Additionally, September experiences more rainfall, with 98 mm (3.9 in) over 14 days, compared to February's 53 mm (2.1 in) over just 7 days. Humidity levels are also higher in September at 77%, whereas February sees a relatively lower humidity of 65%. For a more detailed look at February weather, you can check out Foster weather in February.

September and March offer contrasting weather experiences. In September, temperatures range from a cool 5°C (41°F) to a pleasant maximum of 21°C (70°F), with an average of 11°C (53°F). This month sees a significant amount of rainfall, totaling 98 mm (3.9 in) over 14 days, and a higher humidity level of 77%. In contrast, March presents warmer temperatures, with a minimum of 10°C (51°F) and soaring up to 32°C (91°F), averaging around 18°C (64°F). Precipitation drops to 62 mm (2.4 in) across 8 days, accompanied by a lower humidity of 70%. For a closer look at how March unfolds in Foster, you can visit Foster weather in March.

In comparing the weather conditions of September and April, we see distinct differences in temperature and precipitation. September has a cooler average temperature range, with minimums around 5°C (41°F) and maximums reaching 21°C (70°F), while April experiences milder conditions with minimums of 9°C (48°F) and maximums climbing to 26°C (79°F). Precipitation is more frequent in September, with 98 mm (3.9 in) falling over 14 days, compared to April's lighter 69 mm (2.7 in) over just 9 days. Humidity levels are relatively similar, with September at 77% and April slightly lower at 75%. For more details, check out Foster weather in April.

In comparing the weather of September and May, both months exhibit similar maximum temperatures, peaking at around 21°C (70°F). However, September tends to be cooler overall, with average temperatures ranging from a minimum of 5°C (41°F) to an average of 11°C (53°F), while May sees slightly warmer conditions with minimums of 7°C (45°F) and an average of 13°C (55°F). Precipitation levels are fairly close, with September receiving 98 mm (3.9 in) over 14 days, compared to May's 91 mm (3.6 in) over 12 days. Humidity is also comparable; September has 77% humidity, while May is slightly higher at 79%. For more detailed information about May weather, you can visit Foster weather in May.

September and June exhibit notable differences in weather patterns. September experiences a slightly wider temperature range, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 21°C (70°F), resulting in an average temperature of 11°C (53°F). In contrast, June's temperatures are cooler, with a maximum of only 16°C (61°F) and a similar minimum of 5°C (42°F), leading to an average of 11°C (52°F). Additionally, September receives more rainfall, totaling 98 mm (3.9 in) over 14 days, compared to June's 61 mm (2.4 in) over 11 days. Humidity levels are slightly higher in June at 81%, while September's humidity sits at 77%. For more specific weather details, you can refer to Foster weather in June.

In comparing the weather of September and July, we see notable differences in temperature and precipitation patterns. September tends to be slightly warmer overall, with an average temperature of 11°C (53°F) and a maximum of 21°C (70°F), compared to July’s average of 10°C (51°F) and maximum of 18°C (64°F). Precipitation is more pronounced in September, with 98 mm (3.9 in) over about 14 days, while July experiences 79 mm (3.1 in) across 15 days, suggesting that September is wetter but less rainy overall. Humidity levels are quite similar, with September at 77% and July slightly higher at 82%. For further insights, you can check Foster weather in July.

In comparing the weather of September and August, September tends to be slightly warmer with average temperatures around 11°C (53°F), compared to August's average of 10°C (51°F). The maximum temperature in September can reach up to 21°C (70°F), while August sees a peak of 18°C (65°F). However, September experiences a bit more precipitation, totaling 98 mm (3.9 in) over 14 days, which is less than August's 113 mm (4.4 in) spread across 19 days. Humidity levels are also quite similar, with September at 77% and August slightly higher at 80%. For more detailed insights, you can check Foster weather in August.

September typically sees cooler temperatures, with a minimum of 5°C (41°F) and an average of 11°C (53°F), while October offers a slight warming trend, with temperatures ranging from a minimum of 7°C (45°F) to an average of 13°C (56°F). The maximum temperature in October can reach up to 26°C (79°F), significantly warmer than September’s peak of 21°C (70°F). Despite both months experiencing precipitation on about 14 days, October has slightly less rainfall, totaling 82 mm (3.2 in) compared to September's 98 mm (3.9 in), and it also has a lower humidity level at 71%. For more detailed weather information, you can check out Foster weather in October.

September experiences cooler temperatures, with an average of 11°C (53°F) and a maximum of 21°C (70°F), while November shows a noticeable increase, boasting an average of 15°C (59°F) and reaching highs of 32°C (89°F). Although September has more precipitation with 98 mm (3.9 in) over 14 days, November sees less rain at 74 mm (2.9 in) across 11 days. Humidity levels are also slightly lower in November at 71%, compared to September's 77%, contributing to a fresher feel. For more insights on the weather specifics, check out Foster weather in November.

In September, the weather is generally mild, with average temperatures around 11°C (53°F) and maximums reaching up to 21°C (70°F). The month sees significant rainfall, totaling 98 mm (3.9 in) over approximately 14 days, contributing to a humidity level of 77%. In contrast, December offers warmer conditions, with minimum temperatures of 10°C (49°F) and average highs peaking at a sizzling 34°C (94°F). Rainfall decreases to 79 mm (3.1 in) spread over just 9 days, allowing for lower humidity at 67%. For more detailed insights, check the Foster weather in December.

Compare Foster's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Foster

As the transition from winter to spring unfolds, September in Foster showcases a distinct shift in weather patterns. The temperatures begin to rise, offering a refreshing contrast to the chill of the previous months, though nights still bring a touch of coolness. With average humidity levels around 77% and a moderate amount of rainfall over 14 days, September lays the groundwork for vibrant growth and blooming nature. This month stands out with its refreshing blend of warmth and moisture, making it an inviting time for outdoor exploration. To learn more about what to expect throughout the year, visit Foster Climate.