September Weather in Leipzig, Germany

Last updated: February 26, 2025

In Leipzig, Germany, September unveils a captivating blend of warm days and crisp nights, with temperatures peaking at a maximum of 32°C (91°F) and averaging around 16°C (60°F). As summer transitions into autumn, the city experiences a notable minimum temperature of 4°C (39°F), inviting cozy evenings. Rainfall remains moderate, with an average precipitation amount of 48 mm (1.9 in) over about 7 days throughout the month, while humidity lingers at a comfortable 83%. This dynamic climate makes September an ideal time to explore Leipzig’s vibrant cultural scene amidst the backdrop of fluctuating weather.

September Temperature in Leipzig

In September, Leipzig experiences a delightful transition as summer gives way to autumn. The temperatures showcase a comfortable range, with minimums around 4°C (39°F) that prevent any early chill, and average highs peaking at 32°C (91°F), still reminiscent of summer warmth. With an average temperature of 16°C (60°F), it's a perfect time for outdoor activities and enjoying the city's vibrant parks. As the month progresses, these temperatures steadily begin to dip, hinting at the cooler months ahead, capturing the essence of a city that beautifully balances seasonal changes.

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

The chart illustrates September temperature patterns in Leipzig, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec363842495767686860534338
Data source: Temperature data for Leipzig 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.

September Precipitation in Leipzig

In September, Leipzig experiences a gentle transition in weather patterns, with precipitation amounting to 48 mm (1.9 in) over an average of 7 days of rain. This marks a decrease compared to the wetter summer months, particularly August, which recorded 68 mm (2.7 in) across 10 days. As autumn approaches, the shift in precipitation signifies a gradual decrease in both volume and frequency, hinting at the drier days ahead. Despite this decline, September’s moisture still plays a crucial role in nurturing the vibrant fall foliage that characterizes the city. Overall, the month serves as an important bridge from the lush greenery of summer to the muted tones of autumn, balancing out the wetter cooler months to follow.

September Precipitation Trends in Leipzig

The chart displays monthly precipitation patterns in Leipzig, 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.
JanFebMarAprMayJunJulAugSepOctNovDec524555336253646848624263
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Leipzig

In September, Leipzig experiences a relative humidity of 83%, marking a slight increase from the drier summer months of July and August, which both recorded a consistent 79%. This uptick is indicative of the transition into autumn, as humidity levels start to rise again, approaching the more humid conditions seen earlier in the year. Notably, the highest humidity levels occur in the colder months, peaking at 91% in January and 92% in December. Thus, the subtle rise in September humidity hints at the impending shift towards the wetter and chillier autumn and winter seasons.

September Average Humidity in Leipzig

This chart illustrates the average monthly humidity levels in Leipzig, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%88%83%75%79%79%79%83%87%90%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Leipzig

In September, Leipzig experiences a pleasant shift in sunlight intensity, with a UV Index of 5, categorizing it as moderate. This links back to the peak summer months, where July and June boasted very high UV levels of 8, demanding only 15 minutes before risking sunburn. As temperatures cool, September's 30-minute burn time allows for more leisurely outdoor activities while still requiring some sun protection. This transition continues into October, where the UV Index drops further to 4, indicating a gradual decline in sun exposure. To stay informed about UV conditions throughout the year, be sure to check the latest updates on Leipzig UV Index.

Maximum UV Index Levels in Leipzig for September

The chart shows the monthly maximum UV Index (UVI) for Leipzig 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.
JanFebMarAprMayJunJulAugSepOctNovDec224578875421
Data source: Leipzig 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 Leipzig

As summer bids farewell, September shines a warm glow on Leipzig, Germany, with 316 hours of sunlight, offering a delightful transition into autumn. This month settles comfortably between the sun-drenched peaks of July and August, which boast 411 and 378 hours respectively. Notably, September retains a significant amount of daylight compared to the quieter months that follow, giving way to shorter days in October, which drops to 259 hours. This gradual decline signals a seasonal shift, yet September remains a vibrant time when the city still basks in the remnants of summer's embrace, making it an ideal time for outdoor adventures and autumn reflections.

Monthly Sunshine Duration in Leipzig: September Highlighted

The September sunshine duration represents the total number of hours Leipzig 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.
JanFebMarAprMayJunJulAugSepOctNovDec109h195h274h341h387h405h411h378h316h259h181h143h
Data source: Leipzig September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Leipzig During September

As September rolls around in Leipzig, Germany, the likelihood of sunny weather begins to rise, showcasing a notable uptick with a 37% chance of sunshine. This marks a continuation of the upward trend seen from the mid-year months, where the sun's presence was steady at around 30%. Unlike the cooler months preceding it, September offers a refreshing balance of warmth as daylight lingers longer, making it an inviting time for outdoor activities. With a higher probability of sunny days compared to both August and October, September stands out as a month where sun-seekers can still relish in pleasant weather before the onset of autumn's chill.

Percentage of Sunny Days in September in Leipzig

The chart illustrates the percentage of sunny days in Leipzig 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 Leipzig experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec13%28%37%31%33%30%30%30%37%36%21%15%
Data source: Leipzig September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Leipzig in September

As summer transitions into autumn, September in Leipzig, Germany marks a notable shift in daylight duration, offering around 12 hours of sunshine. This month serves as a bridge from the long, sun-kissed days of June and July, which each bask in 16 hours of daylight, to the shorter days ahead in October. August sees a gentle decline at 14 hours, setting the stage for September's moderate glow, which is still significantly brighter than winter months like December, with just 7 hours of daylight. Overall, September's daylight encapsulates the fading warmth of summer, while hinting at the cozy shadows of fall that are soon to envelop the city.

Average Daylight Hours in Leipzig for September

The chart illustrates the variation in daylight duration in Leipzig throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 26m9h 59m11h 54m13h 52m15h 35m16h 29m16h14h 28m12h 34m10h 37m8h 52m7h 56m
Data source: Leipzig daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Leipzig

As September graces Leipzig with its presence, the wind takes a slight dip in vigor, averaging 2.5 m/s (6 mph), marking the calmest breezy month of the year. This gentle breeze contrasts sharply with the earlier months, where spring saw wind speeds peek at 3.8 m/s (8 mph) in May. Following a summer of relatively light winds, September welcomes autumn with open arms, hinting at the atmospheric shifts still to come. Notably, this month serves as a transitional phase, preparing residents for the brisker gusts of autumn in October, which will return to 3.5 m/s (8 mph). Observing these trends illuminates a seasonal rhythm, where the gentle September winds pave the way for invigorating changes, inviting a refreshing breeze to carry the whispers of falling leaves.

Average September Wind Speed in Leipzig

The chart displays monthly wind speed patterns in Leipzig, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.33.43.33.82.32.72.92.5 m/s3.53.33.4
Data source: Leipzig September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Leipzig Compares to Other Months

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

In September, the weather is relatively mild, with temperatures fluctuating between a minimum of 4°C (39°F) and a maximum of 32°C (91°F), averaging around 16°C (60°F). This month experiences about 48 mm (1.9 in) of precipitation over roughly 7 days, accompanied by a humidity level of 83%. In contrast, January presents a starkly colder climate, with temperatures ranging from a low of -9°C (16°F) to a high of 14°C (58°F), resulting in an average of only 2°C (36°F). This winter month sees slightly higher precipitation at 52 mm (2.0 in) over approximately 12 days, alongside increased humidity at 91%. For more detailed insights, check out Leipzig weather in January.

September and February present contrasting weather experiences. In September, temperatures range from a mild 4°C (39°F) at night to a warm 32°C (91°F) during the day, with an average temperature of 16°C (60°F). This month sees moderate rainfall, accumulating to 48 mm (1.9 in) over about 7 days, accompanied by humidity levels at 83%. In stark contrast, February is significantly colder, with minimum temperatures plummeting to -18°C (0°F) and a maximum of 19°C (66°F), averaging around 3°C (38°F). Rainfall is slightly lower at 45 mm (1.8 in) but occurs over 9 days, and humidity rises to 90%. For a detailed look at February weather, you can refer to Leipzig weather in February.

September and March present contrasting weather patterns. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 32°C (91°F), with an average of 16°C (60°F); the month typically experiences 48 mm (1.9 in) of precipitation over about 7 days and a humidity level of 83%. In contrast, March features colder conditions, with temperatures dropping to a low of -12°C (10°F) and peaking at 21°C (71°F), averaging around 5°C (42°F). This month sees slightly higher precipitation at 55 mm (2.1 in) spread across 13 days, along with a higher humidity level of 88%. For those interested in exploring more about the weather during this time, you can check out Leipzig weather in March.

When comparing the weather of September and April, a distinct contrast emerges. September typically boasts a wider temperature range, with minimums around 4°C (39°F) and maximums reaching as high as 32°C (91°F), allowing for warmer days. In contrast, April has cooler temperatures, ranging from a chilly -5°C (23°F) at night to a warmer daytime high of 27°C (80°F). Although September experiences slightly more precipitation at 48 mm (1.9 in) over 7 days compared to April's 33 mm (1.3 in) over 9 days, both months share a consistent humidity level of 83%. For more detailed insights, you can refer to Leipzig weather in April.

In comparing the weather of September and May, we see distinct differences in temperature and precipitation patterns. September typically experiences a wider temperature range, with minimums of 4°C (39°F) and maximums reaching up to 32°C (91°F), while May has slightly cooler averages, with minimums around 0°C (32°F) and maximums peaking at 31°C (87°F). Rainfall is more frequent in May, with precipitation on 12 days totaling 62 mm (2.4 in), compared to September's 48 mm (1.9 in) over 7 days. Additionally, September boasts higher humidity levels at 83%, while May maintains a lower humidity of 75%. For a detailed look at May's weather patterns, you can visit Leipzig weather in May.

In comparing the weather of September and June, we see notable differences in temperature and rainfall. September experiences temperatures ranging from a minimum of 4°C (39°F) to a maximum of 32°C (91°F), with an average of 16°C (60°F). In contrast, June has slightly higher temperatures, with a minimum of 5°C (41°F), an average of 19°C (67°F), and a maximum reaching 36°C (97°F). Both months have a considerable amount of rainfall, with September recording 48 mm (1.9 in) over 7 days, while June sees slightly more precipitation at 53 mm (2.1 in) over 9 days. Humidity levels are also comparable, with September at 83% and June a bit lower at 79%. For more detailed insights on June weather, you can visit Leipzig weather in June.

In comparing the weather between September and July, September presents a cooler range of temperatures, with a minimum of 4°C (39°F) and a maximum of 32°C (91°F), while July features milder conditions, ranging from a minimum of 8°C (47°F) to a maximum of 37°C (99°F). The average temperature in September is 16°C (60°F), whereas July averages at 20°C (68°F), suggesting that July is generally warmer. Additionally, September experiences less precipitation than July, with 48 mm (1.9 in) over 7 days compared to July's 64 mm (2.5 in) spread over 11 days. Humidity levels are slightly higher in September at 83%, compared to July's 79%. For more detailed information, you can check Leipzig weather in July.

In comparing the weather of September and August, September presents a noticeable cooling trend, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 32°C (91°F), averaging around 16°C (60°F). In contrast, August is warmer, showcasing a minimum temperature of 7°C (46°F) and reaching up to 36°C (98°F), with an average of 20°C (69°F). Additionally, September sees slightly less precipitation at 48 mm (1.9 in) over 7 days, compared to August’s 68 mm (2.7 in) spread across 10 days. Humidity levels are higher in September at 83%, while August has a slightly lower humidity of 79%. For those interested in more details, you can check Leipzig weather in August.

September and October present a noticeable shift in weather patterns. In September, the temperatures range from a minimum of 4°C (39°F) to a maximum of 32°C (91°F), with an average of 16°C (60°F), and the month experiences about 48 mm (1.9 in) of precipitation over approximately 7 days. In contrast, October sees a drop in average temperature to 11°C (53°F), with minimums dipping below freezing at -1°C (31°F) and maximums reaching 25°C (78°F). This month also receives more precipitation, totaling 62 mm (2.4 in) over 12 days, while humidity slightly increases to 87%. For more information on the weather specifics, check out Leipzig weather in October.

September and November exhibit distinct differences in weather patterns. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 32°C (91°F), with an average of 16°C (60°F), offering a warm and pleasant start to autumn. The month experiences about 48 mm (1.9 in) of precipitation over approximately 7 days, with a humidity level of 83%.

In contrast, November brings cooler temperatures, with a minimum of -4°C (24°F) and a maximum of 20°C (68°F), resulting in an average of just 6°C (43°F). Although the precipitation is slightly lower at 42 mm (1.7 in), it occurs over more days, totaling around 10 days, and the humidity rises to 90%. These factors contribute to November's chillier and wetter climate. For more details, check out Leipzig weather in November.

September and December present markedly different weather patterns. In September, temperatures range from a mild 4°C (39°F) at night to a warm 32°C (91°F) during the day, with an average of 16°C (60°F). The month sees around 48 mm (1.9 in) of precipitation over approximately 7 days, and humidity levels sit at a moderate 83%.

In contrast, December brings a stark drop in temperature, with nighttime lows reaching -11°C (12°F) and daytime highs only averaging 4°C (39°F). The average max temperature does not exceed 14°C (57°F), and the month experiences higher precipitation, totaling 63 mm (2.5 in) over 14 days, alongside increased humidity at 92%. For more detailed weather insights, you can visit Leipzig weather in December.

Compare Leipzig's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Leipzig

As summer transitions to autumn, September in Leipzig presents a delightful mix of warmth and refreshing coolness. While temperatures can reach a pleasant maximum of 32°C (91°F), the average drops to a comfortable 16°C (60°F), marking a shift from the heat of the summer months. With an average of 48 mm (1.9 in) of precipitation over the course of the month, showers become more frequent, yet they often contribute to the lush greenery characteristic of the season. This month stands out with its higher humidity levels, reaching around 83%, providing a soft and crisp feel to the air. For those keen to explore the changes in weather patterns, Leipzig Climate offers further insights into how September fits within the city's annual climate tapestry.