September Weather in Halle, Germany

Last updated: February 26, 2025

September in Halle, Germany, offers a remarkable blend of weather experiences. With a maximum temperature reaching 31°C (87°F), the month occasionally flaunts summer's warmth, while the average settles around a comfortable 14°C (58°F). As the evenings grow cooler, the minimum dips to 1°C (34°F). This transitional month brings 58 mm (2.3 in) of rain over 10 days, contributing to a humidity level of 82%, creating a refreshing yet moist atmosphere. Whether you enjoy sunny days or crisp nights, September in Halle is a delightful tapestry of seasonal change.

September Temperature in Halle

In Halle, Germany, September marks a notable transition as summer wanes and autumn begins to settle in. With temperatures ranging from a minimum of 1°C (34°F) to a maximum of 31°C (87°F), the month offers a cozy average of 14°C (58°F), making it a delightful time for outdoor activities. As the days gradually cool, the lingering warmth from summer allows for a pleasant climate, perfect for enjoying the vibrant fall foliage. This gentle drop in temperature, contrasted with the warm highs, signifies a shift from the intense summer heat while still offering comfortable days for exploration.

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

The chart illustrates September temperature patterns in Halle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec363842485564656558524339
Data source: Temperature data for Halle 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 Halle

In September, Halle, Germany, experiences a noticeable shift in precipitation patterns as summer wanes, bringing an average of 58 mm (2.3 in) of rain over approximately 10 days. This marks a decline from the wetter months of July and August, where precipitation peaked at 95 mm (3.8 in) and 78 mm (3.1 in), respectively. The moderate rainfall and fewer rainy days signal the onset of autumn, creating a transition that's evident in the cooling temperatures and changing foliage. With September falling in line with other milder months like April and October, it sets the stage for a crisp, refreshing season ahead. This consistent pattern hints at Halle's climate rhythm, balancing humidity with drier spells that offer a breather before the more significant autumn deluge.

September Precipitation Trends in Halle

The chart displays monthly precipitation patterns in Halle, 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.
JanFebMarAprMayJunJulAugSepOctNovDec666971446974957858764976
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Halle

In September, humidity in Halle, Germany settles at a comfortable 82%, showing a slight increase from the summer months. This uptick reflects the transition into autumn, where cooler temperatures often accompany rising moisture levels. Notably, this figure marks a significant change from the drier summer conditions that hovered around 74-75% in July and August. As the year progresses, humidity trends indicate a clear shift, with levels ascending toward the wetter months of October and November, where they reach 88% and 90% respectively. Overall, September serves as a bridge between the arid summer and the moisture-rich fall, creating a refreshing yet humid environment as nature prepares for seasonal change.

September Average Humidity in Halle

This chart illustrates the average monthly humidity levels in Halle, 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.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%83%76%74%74%75%82%88%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Halle

As summer gives way to autumn in Halle, Germany, September sees a UV Index of 5—a moderate level indicating it's time to enjoy the outdoors, but with some sun protection in mind. With a burn time of 30 minutes, this month's sun exposure resembles that of April, reflecting the gradual transition of sunlight intensity as temperatures begin to decrease. After high UV readings of 7 and 8 in the peak of summer, September offers a more manageable experience while still encouraging outdoor activities. It's a perfect opportunity to savor the pleasant early autumn days before the UV Index drops further in October. For detailed UV forecasts, check Halle UV Index.

Maximum UV Index Levels in Halle for September

The chart shows the monthly maximum UV Index (UVI) for Halle 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Halle 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 Halle

As the summer fades into autumn, September in Halle, Germany, continues to bask in a generous 307 hours of sunshine, a notable transition from the sun-drenched heights of July and August. This month, while witnessing a slight decrease in sunlight compared to the summer peak, still ranks among the more luminous times of the year. The warm rays linger a bit longer, inviting locals to enjoy the vibrant early fall outdoors. Following the trend of increasing daylight hours from January's 94 hours to the summer's peak, September's brightness signifies a comfortable blend of summer warmth and the crisp approach of autumn, offering a picturesque backdrop for the scenic landscapes of Halle. As October approaches, the gradual decline in sunlight foreshadows the quieter, more subdued months ahead, but September remains a sweet farewell to the sunlit days of summer.

Monthly Sunshine Duration in Halle: September Highlighted

The September sunshine duration represents the total number of hours Halle 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.
JanFebMarAprMayJunJulAugSepOctNovDec94h189h259h338h380h388h396h379h307h238h162h119h
Data source: Halle September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Halle During September

In Halle, Germany, September marks a notable transition in sunny weather chances, presenting a 34% likelihood of sunshine. This figure is a slight uptick compared to the preceding summer months, with August at 29% and July at 26%. As the warm months give way to autumn, September enjoys a healthier chance of sun than the majority of the earlier months, particularly when juxtaposed with the winter months that follow, which plummet down to 14% in November and 13% in December. This trend underscores September's unique position as a bridge between the vibrant warmth of summer and the cooler, often cloudier days of fall, making it an ideal time for outdoor activities under relatively favorable conditions.

Percentage of Sunny Days in September in Halle

The chart illustrates the percentage of sunny days in Halle 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 Halle experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec11%24%36%33%28%26%26%29%34%26%14%13%
Data source: Halle September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Halle in September

As September unfolds in Halle, Germany, the city transitions from the sun-kissed days of summer into the embrace of autumn. With 12 hours of daylight, September marks a noticeable shift from the bright, lengthy days of summer, where June and July basked in 16 hours of sunshine each. The month retains a generous amount of daylight compared to the darker winter months, highlighted by the gradual decrease from 14 hours in August. This gentle reduction sets the stage for October's arrival, where daylight recedes further to 10 hours, inviting a softer, cooler ambiance that heralds the change in seasons. The rhythmic ebb and flow of daylight not only marks time but also enriches the experience of life in Halle as the landscape begins to transform with the colors of fall.

Average Daylight Hours in Halle for September

The chart illustrates the variation in daylight duration in Halle throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 19m9h 56m11h 54m13h 56m15h 42m16h 37m16h 8m14h 32m12h 35m10h 35m8h 46m7h 48m
Data source: Halle daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Halle

As summer fades into autumn, the September wind in Halle, Germany reflects a gentle transition, with an average wind speed of 2.5 m/s (6 mph). This marks a notable dip compared to the more vigorous gusts of earlier months like May and August, which both enjoyed speeds of 3.5 m/s (8 mph) and 3.1 m/s (7 mph), respectively. The lighter breeze of September heralds a shift in the atmosphere, leading into the cooler months ahead. With October's winds picking up again to 3.8 m/s (8 mph), it's clear that Halle is preparing to embrace the lively breezes of fall, all while savoring the lingering warmth of late summer.

Average September Wind Speed in Halle

The chart displays monthly wind speed patterns in Halle, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.33.33.23.52.22.63.12.5 m/s3.83.23.5
Data source: Halle September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Halle Compares to Other Months

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

September and January present quite contrasting weather conditions. In September, temperatures range from a chilly 1°C (34°F) at their lowest to a warm 31°C (87°F) at their peak, making it a month of significant warmth on average at 14°C (58°F). The month sees about 58 mm (2.3 in) of precipitation over 10 days, with humidity levels around 82%. In stark contrast, January experiences much colder temperatures, with a minimum of -10°C (14°F) and a maximum of just 14°C (57°F), resulting in an average temperature of only 2°C (36°F). Precipitation during this month is slightly higher at 66 mm (2.6 in), occurring over 12 days, with humidity climbing to 92%. For more details, check out Halle weather in January.

In comparing the weather of September and February, one can observe significant differences in temperature and precipitation patterns. September boasts a much warmer average temperature of 14°C (58°F), with maximums reaching up to 31°C (87°F), while February experiences cooler conditions with an average of 3°C (38°F) and maximum temperatures only hitting 19°C (66°F). Precipitation is slightly higher in February at 69 mm (2.7 in), occurring over 12 days, compared to September's 58 mm (2.3 in) over 10 days. Additionally, February presents a higher humidity level at 90%, compared to September's 82%. For more detailed insights, you can refer to Halle weather in February.

In comparing the weather of September and March, it's evident that both months experience a range of temperatures and precipitation levels, but with distinct differences. September tends to be warmer, with average temperatures ranging from a minimum of 1°C (34°F) to a maximum of 31°C (87°F) and an average of 14°C (58°F). It also showcases a lower precipitation total of 58 mm (2.3 in) over approximately 10 days, coupled with a humidity level of 82%.

In contrast, March is characterized by cooler temperatures, with a minimum of -11°C (12°F) and a maximum of 21°C (71°F), averaging around 5°C (42°F). The month receives slightly more precipitation at 71 mm (2.8 in) spread over about 14 days, and with a slightly higher humidity of 87%. For more specific insights into March weather, you can explore Halle weather in March.

Comparing the weather in September and April reveals some notable differences. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 31°C (87°F), with an average of 14°C (58°F). The month experiences about 58 mm (2.3 in) of precipitation over approximately 10 days, along with a humidity level of 82%. In contrast, April sees cooler temperatures, with a minimum of -4°C (25°F) and a maximum of 26°C (80°F), averaging 9°C (48°F). It has slightly less precipitation at 44 mm (1.7 in) over about 9 days, and a humidity of 83%. Thus, while both months are relatively damp with high humidity, September tends to be warmer and wetter than April. For more details, you can check Halle weather in April.

In September, temperatures begin to cool down, ranging from a minimum of 1°C (34°F) to a maximum of 31°C (87°F), with an average of 14°C (58°F). The month experiences increased rainfall, with 58 mm (2.3 in) of precipitation over about 10 days and a higher humidity level of 82%. In contrast, May presents cooler initial temperatures, with a minimum of -1°C (30°F) and an average temperature of 13°C (55°F), while maxing out at 30°C (86°F). Although May receives slightly more rainfall at 69 mm (2.7 in) across 13 days, the humidity is lower at 76%, contributing to a more comfortable feel overall. For more specific details about the weather in May, you can check Halle weather in May.

In September, temperatures tend to be more variable, ranging from a chilly minimum of 1°C (34°F) to a warm maximum of 31°C (87°F), with an average temperature of 14°C (58°F). In contrast, June offers a milder climate, boasting a higher average temperature of 18°C (65°F), with lows only slightly warmer at 3°C (38°F) and a maximum of 32°C (90°F). Notably, September experiences higher humidity levels at 82%, compared to June's cooler 74%. Additionally, while September sees about 58 mm (2.3 inches) of precipitation over approximately 10 days, June has a bit more precipitation at 74 mm (2.9 inches) across 11 days. For more specific details on June weather, you can check Halle weather in June.

September weather features a wider temperature range compared to July, with minimums dipping to 1°C (34°F) and maximums reaching up to 31°C (87°F). The average temperature in September is lower at 14°C (58°F) compared to July's average of 18°C (65°F). While September experiences slightly less precipitation at 58 mm (2.3 in) over about 10 days, it also has higher humidity levels at 82%, in contrast to July's 74% humidity. For more detailed information, you can visit Halle weather in July.

In comparing the weather of September and August, September presents a wider temperature range, with minimums dropping to 1°C (34°F) while average temperatures settle around 14°C (58°F) and peaks reaching up to 31°C (87°F). In contrast, August is consistently warmer, featuring minimum temperatures of 7°C (44°F) and an average of 19°C (66°F), with maximums soaring up to 35°C (96°F). Additionally, September experiences slightly more precipitation, accumulating 58 mm (2.3 in) over about 10 days, compared to August's 78 mm (3.1 in) over 13 days. Humidity levels are also higher in September at 82%, compared to August’s 75%. For a more detailed look at August’s weather, visit Halle weather in August.

September and October exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 31°C (87°F), with an average of 14°C (58°F), and overall humidity is relatively high at 82%. Conversely, October sees a slight drop in temperatures, with a minimum of -1°C (31°F) and a maximum of 26°C (79°F), resulting in an average of 11°C (52°F). Additionally, October experiences increased precipitation at 76 mm (3.0 in) over 14 days, compared to September's 58 mm (2.3 in) over 10 days. Overall, October tends to be cooler and wetter, characteristic of the transition into autumn. For more specific information, you can check Halle weather in October.

September and November showcase contrasting weather patterns. September typically experiences warmer temperatures, with a minimum of 1°C and an average of 14°C, peaking at 31°C. In contrast, November's temperatures drop significantly, featuring a minimum of -3°C and an average of 6°C, with a maximum of only 20°C. Although September has a higher average temperature, November sees increased humidity at 90% compared to September's 82%. Additionally, while both months experience precipitation, November has slightly less total rainfall (49 mm) over more days (11) compared to September's 58 mm over 10 days. For more insights on November weather specifics, check out Halle weather in November.

September presents a broad range of temperatures, with a minimum of 1°C (34°F) and a maximum reaching up to 31°C (87°F), resulting in a pleasant average of 14°C (58°F). The month experiences around 58 mm (2.3 in) of rainfall over approximately 10 days, alongside relatively high humidity at 82%. In contrast, December brings colder conditions, with temperatures plunging to a minimum of -10°C (15°F) and an average of just 4°C (39°F), peaking at 14°C (57°F). Precipitation increases slightly to 76 mm (3.0 in) spread over 16 days, and humidity rises to 92%, contributing to a much chillier atmosphere. For more detailed insights, check out Halle weather in December.

Compare Halle's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Halle

As September arrives in Halle, the weather showcases a delightful transition from the summer heat to the crispness of autumn. With temperatures peaking around 31°C and averaging a moderate 14°C, this month provides a unique blend of warm days and cool nights. Although rain plays a role with about 10 days of precipitation, the humidity remains relatively high at 82%, creating that signature late summer feel. This month stands out as a perfect time to enjoy the vibrant colors of changing leaves while still experiencing the remnants of summer warmth. For a deeper insight into Halle's weather patterns year-round, visit Halle Climate.