September Weather in Cottbus, Germany

Last updated: February 26, 2025

September in Cottbus, Germany offers a delightful mix of late summer warmth and early autumn chill. With maximum temperatures reaching up to 32°C (90°F) and an average of 16°C (61°F), the month is characterized by pleasant days and cooler nights, where temperatures can dip as low as 3°C (38°F). While the region experiences an average precipitation of 53 mm (2.1 in) over 8 days, the humidity level tends to hover around a significant 81%, adding to the richness of the air. This transitional period is perfect for enjoying the beautiful scenery and preparing for the changes that autumn brings.

September Temperature in Cottbus

In Cottbus, Germany, September marks a transition as summer gently fades into autumn. Temperatures begin to cool, with a minimum of 3°C (38°F) and an average of 16°C (61°F), making the days pleasantly warm but the nights brisk. While the month can see highs reaching up to 32°C (90°F), the overall trend is a steady decline from the summer's peak. This dynamic shift not only invites residents and visitors to enjoy the lingering warmth but also signals the enchanting onset of fall, where the landscapes slowly transform into a tapestry of rich autumnal hues. As such, September is a delightful month that balances the last vestiges of summer warmth with a refreshing bite in the air, perfect for outdoor adventures and cozy gatherings alike.

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

The chart illustrates September temperature patterns in Cottbus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec363741505868686961534438
Data source: Temperature data for Cottbus 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 Cottbus

In September, Cottbus experiences a pleasant balance in precipitation, receiving an average of 53 mm (2.1 in) over 8 rainy days. This consistent rainfall continues the trend of moderately wet conditions observed throughout the summer, with July and August both surpassing this figure. Despite the reduction in wet days compared to previous months, September's total reflects a relatively stable climate as the region transitions into autumn. As temperatures begin to cool, the autumn rains signal a shift, yet the precipitation amounts remain within the expected range, just ahead of October's forecasted 56 mm (2.2 in). This natural ebb and flow of rainfall not only nurtures the local flora but also sets the stage for the colorful foliage that autumn in Cottbus is renowned for.

September Precipitation Trends in Cottbus

The chart displays monthly precipitation patterns in Cottbus, 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.
JanFebMarAprMayJunJulAugSepOctNovDec514952355259726153564358
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cottbus

In Cottbus, Germany, September marks a transition in humidity levels, with the average climbing to 81%. This indicates a slight increase from the summer months, where humidity sat comfortably in the mid-seventies. As the year progresses into autumn, a noticeable trend emerges: humidity levels begin to creep upward again, reflecting a natural cycle that peaks in the colder months. Following September, October sees a rise to 85%, suggesting the onset of wetter weather as days grow shorter. This shift encapsulates the broader pattern of higher humidity in the latter half of the year, offering a reminder of the cozy, rain-soaked days that frequently characterize Cottbus during autumn and winter.

September Average Humidity in Cottbus

This chart illustrates the average monthly humidity levels in Cottbus, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%87%81%71%75%74%76%81%85%88%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cottbus

As September rolls in Cottbus, Germany, the UV Index reflects a compelling transition from the height of summer to the onset of autumn. With a UV Index of 6, classified as high, residents and visitors should take care to protect their skin, especially with a burn time of just 25 minutes for unprotected skin. This marks a slight decline from the summer months, where values peaked at 8 in June and July, but still calls for caution. The trend reveals that while the intensity of UV radiation diminishes as we move closer to winter, September still demands awareness. For more detailed information on UV radiation levels throughout the year, visit Cottbus UV Index.

Maximum UV Index Levels in Cottbus for September

The chart shows the monthly maximum UV Index (UVI) for Cottbus 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578876321
Data source: Cottbus 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 Cottbus

As summer gracefully transitions into autumn, September in Cottbus, Germany, shines with 313 hours of sunshine, a delightful highlight in the yearly cycle. This month marks a gentle decline from the peak summer months of June and July, where sunshine soared over 400 hours. However, September's brightness still significantly outshines the winter months, notably January and December, which barely reach above 130 hours. As the days begin to shorten, there’s a lovely balance in the air, reflecting summer's warmth while hinting at the briskness of fall. It’s a time when the sun can still bring warmth, inviting both locals and visitors to enjoy Cottbus’s vibrant outdoor spaces before the dusky days of October arrive.

Monthly Sunshine Duration in Cottbus: September Highlighted

The September sunshine duration represents the total number of hours Cottbus 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.
JanFebMarAprMayJunJulAugSepOctNovDec111h192h269h337h384h408h411h383h313h256h178h131h
Data source: Cottbus September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cottbus During September

In Cottbus, Germany, the likelihood of sunny weather shows intriguing seasonal trends, particularly as September approaches. With a 35% chance of sunshine, September stands out as a transitional month, slightly rising from the summer average and showcasing an uptick compared to the preceding months of July and August, which hover around 27% and 29%, respectively. This increase hints at the climatic shift that heralds autumn, as sunny days become less frequent in the subsequent months of October and November. Overall, September offers residents and visitors a promising window of pleasant weather before the gloom of winter sets in, making it an ideal time to enjoy outdoor activities amidst the lingering warmth.

Percentage of Sunny Days in September in Cottbus

The chart illustrates the percentage of sunny days in Cottbus 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 Cottbus experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%28%39%32%32%38%27%29%35%38%18%17%
Data source: Cottbus September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cottbus in September

As summer bids farewell, September in Cottbus, Germany, sees a moderate reduction in daylight, offering 12 hours of light. This transition marks a gradual shift from the long, sun-drenched days of June and July, both basking in 16 hours of daylight. While daylight begins to dwindle, September still provides a pleasant balance, bridging the warmth of summer and the cooler embrace of autumn. This month not only invites a cozy atmosphere as the leaves start to turn, but it also sets the stage for the shorter days to come, with October's daylight dipping to just 10 hours. Thus, September serves as a gentle reminder of nature's cyclical rhythm, where each hour of light begins to take on a more precious quality.

Average Daylight Hours in Cottbus for September

The chart illustrates the variation in daylight duration in Cottbus throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m9h 57m11h 55m13h 54m15h 39m16h 33m16h 4m14h 31m12h 35m10h 36m8h 49m7h 52m
Data source: Cottbus daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Cottbus

As September unfolds in Cottbus, Germany, the gentle breeze marks a transition into the heart of autumn. With an average wind speed of 2.8 m/s (6 mph), the winds are calm compared to the earlier months of the year, echoing the stillness of the changing season. After a slight dip in wind intensity during the summer months, September's conditions maintain this tranquility, a precursor to the brisk winds that typically return in October. This pattern suggests a cyclical rhythm where the gusty energy of late spring and early summer gradually gives way to the serene breezes of early autumn, setting the stage for the cooler, invigorating gusts of the months to follow.

Average September Wind Speed in Cottbus

The chart displays monthly wind speed patterns in Cottbus, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.43.33.43.82.52.82.82.8 m/s3.83.53.5
Data source: Cottbus September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Cottbus Compares to Other Months

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

September weather is characterized by a significant range in temperature, with minimums around 3°C (38°F) and maximums reaching up to 32°C (90°F). The average temperature sits comfortably at 16°C (61°F), making it a generally warm month, albeit with moderate humidity at 81%. Rainfall is prevalent, with about 53 mm (2.1 in) spread across 8 days.

In contrast, January presents a much colder climate, with temperatures plummeting to a minimum of -9°C (16°F) and an average temperature of just 2°C (36°F). The maximum temperature reaches 14°C (57°F), but the chill is palpable. January also sees slightly less precipitation, totaling 51 mm (2.0 in) over 11 days, but the humidity is higher at 90%. The stark contrast between the warmth of September and the chill of January is evident, highlighting the seasonal variation in Cottbus. For more detailed information, check Cottbus weather in January.

September and February present stark contrasts in weather. In September, temperatures range from a cool 3°C (38°F) at night to a warm average of 16°C (61°F), peaking at a hot 32°C (90°F) during the day. It experiences relatively low humidity at 81% and about 53 mm (2.1 in) of precipitation over 8 days. Conversely, February is much colder, with temperatures dropping as low as -15°C (5°F) and an average of just 3°C (37°F), reaching a maximum of 19°C (67°F). The humidity rises slightly to 89%, and precipitation is somewhat similar at 49 mm (1.9 in) but spans 10 days. For more details, you can check Cottbus weather in February.

September and March showcase distinct weather patterns that reflect their respective transitional seasons. September experiences a milder climate, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 32°C (90°F), while March presents a colder environment, featuring temperatures from a low of -13°C (10°F) to a high of 22°C (71°F). Both months see similar precipitation levels—53 mm (2.1 in) in September and 52 mm (2.0 in) in March—though March tends to be wetter with precipitation occurring over 13 days compared to just 8 days in September. Additionally, March has a slightly higher humidity level at 87% compared to September's 81%. For more detailed insights on March weather, you can check out this link: Cottbus weather in March.

September and April showcase distinct weather profiles, offering a contrast between the late summer warmth and early spring chill. In September, temperatures range from a chilly 3°C (38°F) at night to a warm 32°C (90°F) during the day, with an average of 16°C (61°F). The month experiences about 53 mm (2.1 in) of precipitation over 8 days, while humidity remains high at 81%.

In contrast, April's weather is cooler, with temperatures dipping as low as -4°C (25°F) and peaking at 27°C (81°F), averaging around 10°C (50°F). The precipitation is lighter, at 35 mm (1.4 in) over 7 days, but it maintains the same humidity level of 81%. This comparison highlights September as a warmer and typically wetter month, while April leans towards cooler conditions, setting the stage for the blooms of spring. For more detailed information, check out Cottbus weather in April.

In comparing the weather between September and May, we notice distinct differences in temperature and humidity. September boasts a wider temperature range, with minimums of 3°C (38°F) and maximums reaching 32°C (90°F), resulting in a comfortable average of 16°C (61°F). In contrast, May starts slightly cooler, with minimum temperatures at 0°C (32°F) and averages around 14°C (58°F), peaking at 31°C (89°F). When it comes to precipitation, both months show similar levels of rainfall, with September receiving 53 mm (2.1 in) over 8 days and May slightly higher at 52 mm (2.1 in) over 11 days. Humidity in September is notably higher at 81%, while May's humidity is more moderate at 71%. For a closer look at specific conditions, check out Cottbus weather in May.

In comparing the weather between September and June, September features a broader temperature range with minimums reaching 3°C (38°F) and maximums peaking at 32°C (90°F), while June starts slightly warmer with lows of 5°C (41°F) and highs soaring up to 37°C (99°F). The average temperature in September is 16°C (61°F), compared to June's warmer average of 20°C (68°F). Both months receive similar levels of precipitation, with September experiencing 53 mm (2.1 in) over about 8 days and June slightly higher at 59 mm (2.3 in) over 9 days. Interestingly, September has a higher humidity level at 81%, while June is a bit drier at 75%. For more specific details about June weather, check out Cottbus weather in June.

In comparing the weather of September and July, notable differences in temperature and precipitation emerge. September typically experiences a wider temperature range, with minimums dropping to 3°C (38°F) and maximums reaching up to 32°C (90°F), resulting in an average of 16°C (61°F). In contrast, July is generally warmer, with minimum temperatures around 8°C (46°F), averages of 20°C (68°F), and maximums soaring to 37°C (99°F). Additionally, July sees more rainfall, with about 72 mm (2.8 in) over 11 days, compared to September's 53 mm (2.1 in) across 8 days. Humidity levels are also slightly higher in September at 81%, compared to 74% in July. For more detailed information, check out Cottbus weather in July.

In comparing the weather of September to that of August, we notice a notable drop in temperatures. September sees a minimum temperature of 3°C (38°F) and an average of 16°C (61°F), significantly cooler than August's minimum of 8°C (47°F) and average of 21°C (69°F). While September's maximum temperature reaches 32°C (90°F), August can peak higher at 36°C (97°F). Precipitation is slightly less in September, totaling 53 mm (2.1 in) over 8 days, compared to August's 61 mm (2.4 in) over 10 days. Humidity remains relatively high in both months, with September at 81% and August slightly lower at 76%. For more details on August weather, check out Cottbus weather in August.

September typically showcases a broader range of temperatures, with minimums around 3°C (38°F) and maximums climbing to 32°C (90°F), resulting in an average temperature of 16°C (61°F). The humidity sits at 81%, and precipitation is recorded over 8 days, totaling 53 mm (2.1 in). In contrast, October brings cooler conditions, with minimum temperatures dropping to -1°C (31°F) and an average of 12°C (53°F) as the maximum hovers around 25°C (76°F). This month experiences slightly higher precipitation of 56 mm (2.2 in) distributed over 12 days, accompanied by increased humidity at 85%. For a detailed look at October weather in Cottbus, you can check this link: Cottbus weather in October.

In comparing the weather between September and November, notable shifts can be observed. September boasts a wider temperature range, with minimums of 3°C (38°F) and maximums peaking at a warm 32°C (90°F), fostering an overall average of 16°C (61°F). Contrastingly, November presents a cooler climate, with temperatures dropping to a minimum of -5°C (24°F) and an average of just 6°C (44°F), while the maximums reach a mild 19°C (67°F). Additionally, September experiences slightly more precipitation, with 53 mm (2.1 in) over 8 days, compared to November’s 43 mm (1.7 in) falling over 11 days, highlighting its trend towards increased humidity, which sits at 88% in November. For more details on what to expect during this transitional month, you can explore Cottbus weather in November.

September and December present a stark contrast in weather conditions. September enjoys warmer temperatures with a minimum of 3°C, averaging around 16°C and reaching highs of 32°C, while December's colder climate features a minimum of -12°C, an average of just 3°C, and a maximum of 13°C. Additionally, September has a relatively lower precipitation level of 53 mm over 8 days, compared to December's 58 mm across 13 days, indicating a wetter month with higher humidity at 92%. For a closer look at what to expect, visit Cottbus weather in December.

Compare Cottbus's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Cottbus

As September unfolds in Cottbus, the weather begins to transition, offering a refreshing change from the sweltering summer months. With the temperatures gradually cooling, the pleasant average of 16°C (61°F) distinguishes this month from its hotter predecessors, while the maximum highs can still reach a surprising 32°C (90°F). Rainfall, though moderate, with around 53 mm (2.1 in) spread over eight days, adds a touch of freshness to the air, contributing to the notable 81% humidity that characterizes this time of year. This blend of warm days and cooler nights makes September in Cottbus uniquely inviting, setting the stage for the cozy autumn to come. For a deeper dive into the climatic patterns, check out Cottbus Climate.