September Weather in Breisach am Rhein, Germany

Last updated: February 26, 2025

Experience the enchanting September weather in Breisach am Rhein, Germany, where temperatures gracefully fluctuate between a maximum of 32°C (90°F) and a minimum of 4°C (39°F), averaging a comfortable 17°C (62°F). As the month unfolds, expect a gentle touch of moisture with 46 mm (1.8 in) of precipitation spread over about 9 days, creating an inviting atmosphere amidst the vibrant fall scenery. With an humidity level of 81%, the charm of this picturesque town beckons visitors to embrace the crisp air and stunning views this season brings.

September Temperature in Breisach am Rhein

In Breisach am Rhein, September marks a gentle transition from the summer's warmth to the chill of autumn. With minimum temperatures averaging 4°C (39°F) and maximums reaching a pleasant 32°C (90°F), the month offers a delightful blend of warm sunny days and cooler nights. The overall average temperature settles at 17°C (62°F), which is a comfortable balance for outdoor activities and scenic strolls by the Rhine. As the landscape starts to change with the onset of fall, September invites both locals and visitors to enjoy its mild climate before the crispness of October arrives.

September Weather in Breisach am Rhein: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Breisach am Rhein, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec364044515868707062534339
Data source: Temperature data for Breisach am Rhein 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 Breisach am Rhein

In Breisach am Rhein, September marks a noticeable shift in precipitation trends, featuring an average of 46 mm (1.8 in) of rain over just 9 days. As the summer heat gives way to autumn chill, the rainfall decreases compared to the preceding months, particularly from the wetter spring and early summer periods. This dip in precipitation is a continuation of the trend observed from August, where only 62 mm (2.4 in) fell across 11 days. While September heralds the onset of slightly drier conditions, the cumulative rainfall for the year remains balanced, showcasing the region's transition as it prepares for the more significant precipitation typically seen in the coming months.

September Precipitation Trends in Breisach am Rhein

The chart displays monthly precipitation patterns in Breisach am Rhein, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7969744491737162467262103
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Breisach am Rhein

In September, Breisach am Rhein experiences a slight uptick in humidity, with levels reaching 81%. This marks a subtle increase from the previous month, when humidity dipped to a comfortable 77% in August. As summer transitions into autumn, this shift reflects a trend of rising humidity that typically characterizes the early fall months. Following September, the humidity makes a notable climb through October, settling at 89%, which suggests the return of the damp conditions synonymous with the region’s winter months. Overall, the humidity levels in Breisach exhibit a natural ebb and flow, closely tied to the changing seasons, with September standing as a bridge between the warm haze of summer and the crisp chill of autumn.

September Average Humidity in Breisach am Rhein

This chart illustrates the average monthly humidity levels in Breisach am Rhein, 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%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Breisach am Rhein

In September, Breisach am Rhein experiences a notable decline in the UV Index, dropping to 6, which falls under the high exposure category. This shift offers a welcome respite from the intense summer months, where UV levels peaked at 9 in July and June, requiring only 15 minutes of exposure before burning occurs. As autumn approaches, residents and visitors can enjoy about 25 minutes of safe sun exposure. While still a time to remain cautious, the changing season invites more outdoor activities without the relentless intensity of summer sun. For a detailed overview of UV levels throughout the year, visit Breisach am Rhein UV Index.

Maximum UV Index Levels in Breisach am Rhein for September

The chart shows the monthly maximum UV Index (UVI) for Breisach am Rhein 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Breisach am Rhein 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 Breisach am Rhein

September in Breisach am Rhein heralds the transition to autumn with a delightful 324 hours of sunshine, a generous amount that maintains the warmth of summer while gently hinting at the seasonal shift. This month showcases a remarkable trend, as the sun begins to dip from the peak of 414 hours in July, revealing a steady decline leading into the cooler months ahead. Despite the drop from the summer highs, September still offers a vibrant atmosphere, bridging the warmth of summer and the crispness of fall. As the greenery begins to change and leaves start their colorful transformation, the city basks in these rich daylight hours, perfect for enjoying the picturesque views along the Rhine.

Monthly Sunshine Duration in Breisach am Rhein: September Highlighted

The September sunshine duration represents the total number of hours Breisach am Rhein 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.
JanFebMarAprMayJunJulAugSepOctNovDec131h208h283h352h375h394h414h383h324h260h185h146h
Data source: Breisach am Rhein September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Breisach am Rhein During September

September in Breisach am Rhein offers a notable chance of sunny weather, with a 47% likelihood of sunshine, making it one of the more favorable months for enjoying the outdoors. As summer transitions into autumn, this slight increase in sunshine probability effectively mirrors trends observed in earlier months, particularly the peak in April (53%). Compared to the summer months, which hover around 33-40%, September stands out as a prime time for outdoor activities before the chillier October sets in. Overall, as the year progresses, the possibility of sunny days fluctuates, but September's robust percentage suggests a delightful opportunity for sun-seekers in the heart of Germany.

Percentage of Sunny Days in September in Breisach am Rhein

The chart illustrates the percentage of sunny days in Breisach am Rhein 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 Breisach am Rhein experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%41%49%54%33%33%41%38%47%40%28%27%
Data source: Breisach am Rhein September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Breisach am Rhein in September

As summer transitions into autumn, September in Breisach am Rhein, Germany, brings a gentle decline in daylight duration, with the sun gracing the skies for about 12 hours. This is a noticeable shift from the peak of 15 hours experienced in the summer months of May through July, reflecting nature's cyclical rhythm. The gradually shortening days serve as a reminder of the approaching fall, but they still provide ample opportunity for outdoor activities and enjoying the lingering warmth. Interestingly, September's daylight gives way to a more subdued illumination as the year progresses into October, when daylight dwindles to 10 hours. This gradual ebb of daylight encapsulates the essence of seasonal change, inviting both reflection and appreciation of the beautiful transitions in Breisach am Rhein.

Average Daylight Hours in Breisach am Rhein for September

The chart illustrates the variation in daylight duration in Breisach am Rhein throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 51m10h 13m11h 55m13h 41m15h 11m15h 57m15h 33m14h 12m12h 31m10h 47m9h 14m8h 25m
Data source: Breisach am Rhein daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Breisach am Rhein

As September rolls in, Breisach am Rhein experiences a gentle lull in its breezy ambiance, with the average wind speed dropping to 1.8 m/s (4 mph). This transition marks a noticeable shift from the more invigorating gusts of summer, where wind speeds peaked at 3.0 m/s (7 mph) in May. The prevailing calm of September often invites locals and visitors alike to relish the serene beauty of the changing season, with the soft winds complementing the vibrant autumn hues. In contrast to the cooler months ahead, this gentle breeze encapsulates the tranquil essence of early fall, providing a perfect backdrop for leisurely strolls along the Rhine.

Average September Wind Speed in Breisach am Rhein

The chart displays monthly wind speed patterns in Breisach am Rhein, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.72.52.52.63.01.92.12.01.8 m/s2.22.22.5
Data source: Breisach am Rhein September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Breisach am Rhein Compares to Other Months

The weather in Breisach am Rhein 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 Breisach am Rhein and find detailed weather information for every month.

September and January present stark contrasts in weather. September experiences a wide range of temperatures, with a minimum of 4°C (39°F) and a pleasant average of 17°C (62°F), peaking at a warm 32°C (90°F). In this month, precipitation totals around 46 mm (1.8 in) over about 9 days, alongside a relatively high humidity of 81%. In contrast, January is much colder, with temperatures ranging from a minimum of -10°C (14°F) to a maximum of 15°C (59°F), and an average temperature of only 2°C (36°F). This month sees greater precipitation, totaling 79 mm (3.1 in) over approximately 11 days, and humidity levels rise slightly to 91%. For more details on January weather, visit Breisach am Rhein weather in January.

September and February present markedly different weather patterns. In September, temperatures range from a mild 17°C (62°F) on average, peaking at a warm 32°C (90°F), making it a much warmer month with lower precipitation at 46 mm (1.8 in) across 9 days. In contrast, February experiences much cooler temperatures, averaging only 4°C (40°F), with nighttime lows dropping to -10°C (15°F), and slightly more precipitation at 69 mm (2.7 in) over 11 days. Additionally, February has a higher humidity level at 89%, compared to September's 81%. For a closer look at February weather specifics in Breisach am Rhein, visit Breisach am Rhein weather in February.

September and March showcase contrasting weather patterns. In September, temperatures range from a cool 4°C (39°F) at night to a warm 32°C (90°F) during the day, with average temperatures around 17°C (62°F). The month experiences moderate precipitation of 46 mm (1.8 in) over about 9 days, with humidity at 81%. In contrast, March is much chillier, featuring minimum temperatures of -11°C (12°F) and a peak of 22°C (72°F), with an average of 7°C (44°F). Precipitation during March is higher at 74 mm (2.9 in) spread over 13 days and humidity levels are slightly higher at 87%. For a detailed look at March weather specific to Breisach am Rhein, visit Breisach am Rhein weather in March.

Comparing the weather in September and April reveals notable differences. September enjoys warmer temperatures, with a minimum of 4°C (39°F) and an average high of 32°C (90°F), while April starts off chillier, reaching a minimum of -3°C (27°F) and an average maximum of 27°C (81°F). Both months experience similar precipitation levels, with September averaging 46 mm (1.8 in) over 9 days, and April slightly less at 44 mm (1.7 in) over 8 days. Humidity is slightly higher in April at 84%, compared to 81% in September. For more detailed insights into April weather, you can check Breisach am Rhein weather in April.

When comparing the weather in September and May, we observe notable differences. September typically enjoys warmer average temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 32°C (90°F), with an average of 17°C (62°F). In contrast, May experiences cooler conditions, with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 32°C (89°F), and an average temperature of 14°C (58°F). Additionally, September sees less rainfall, with approximately 46 mm (1.8 in) over 9 days, whereas May is wetter, receiving around 91 mm (3.6 in) of precipitation across 14 days. Humidity levels remain relatively similar, with September at 81% and May at 80%. For a more detailed look at May's weather, you can explore Breisach am Rhein weather in May.

Comparing the weather in September and June reveals notable differences in temperature and precipitation patterns. September experiences a wider temperature range, with minimums dropping to 4°C (39°F) and maximums reaching up to 32°C (90°F), yielding an average temperature of 17°C (62°F). In contrast, June is generally warmer, with minimum temperatures starting at 6°C (44°F) and maximums soaring to 35°C (96°F), resulting in an average of 20°C (68°F). Additionally, June tends to be wetter, receiving 73 mm (2.9 in) of rainfall over about 13 days, compared to September's 46 mm (1.8 in) spread over 9 days. Both months share similar humidity levels, hovering around 81-82%. For a more detailed outlook on June's weather, check out Breisach am Rhein weather in June.

In comparing the weather of September and July, we see distinct differences in temperature and precipitation patterns. September experiences a wider temperature range, with minimums dropping to 4°C (39°F) and maximums reaching up to 32°C (90°F), averaging at around 17°C (62°F). In contrast, July boasts warmer conditions, starting with minimum temperatures of 10°C (50°F) and peaking at 38°C (101°F), with an average temperature of 21°C (71°F). Furthermore, July is wetter, with a total precipitation of 71 mm (2.8 in) over 13 rainy days, compared to September's 46 mm (1.8 in) across 9 days. Humidity levels are similar, remaining high at around 81% in September and 82% in July. For a more detailed look at July's weather, check out Breisach am Rhein weather in July.

In comparing the weather of September to that of August, September tends to feature cooler temperatures, with a minimum of 4°C (39°F) and an average of 17°C (62°F), as opposed to August's warmer minimum of 7°C (46°F) and average of 21°C (70°F). While both months experience significant heat, August sees a maximum temperature reaching up to 38°C (100°F), whereas September's maximum is slightly lower at 32°C (90°F). Precipitation levels also vary, with September recording 46 mm (1.8 in) over 9 days, compared to August's higher 62 mm (2.4 in) over 11 days. Humidity is slightly higher in September at 81%, compared to 77% in August. For more details on the weather conditions specific to August, you can check Breisach am Rhein weather in August.

September and October showcase a notable shift in weather patterns. September tends to be warmer, with average temperatures around 17°C (62°F) and highs reaching up to 32°C (90°F), while October sees a drop in average temperature to 12°C (53°F) and a maximum of 26°C (79°F). Precipitation increases in October, with 72 mm (2.8 in) over 12 days compared to September's 46 mm (1.8 in) over 9 days. Additionally, humidity rises in October to 89%, reflecting the cooler and wetter conditions. For more detailed weather information, check Breisach am Rhein weather in October.

In September, temperatures range from a chilly 4°C (39°F) to a warm 32°C (90°F), with an average of 17°C (62°F), making it a month of significant warmth. The humidity sits at a moderate 81%, and rainfall occurs on about 9 days, totaling 46 mm (1.8 in). In contrast, November introduces much cooler weather, with temperatures dipping to a minimum of -3°C (27°F) and averaging around 6°C (43°F). The maximum temperature reaches only 21°C (70°F). Precipitation increases slightly to 62 mm (2.4 in) over 11 days, and humidity rises to 89%, giving November a more damp and crisp atmosphere. For more specifics on the November climate, check out the details at Breisach am Rhein weather in November.

September and December present stark contrasts in weather patterns. In September, temperatures range from a comfortable minimum of 4°C (39°F) to a warm maximum of 32°C (90°F), with an average of 17°C (62°F). The month experiences moderate precipitation of 46 mm (1.8 in) over about 9 days and humidity levels around 81%. In contrast, December ushers in much chillier temperatures, with a minimum of -5°C (24°F), an average of 4°C (39°F), and a maximum of 15°C (59°F). It also sees significantly higher precipitation, totaling 103 mm (4.0 in) spread across 17 days, along with increased humidity at 91%. For more detailed insights, you can check out Breisach am Rhein weather in December.

Compare Breisach am Rhein's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Breisach am Rhein

As September unfolds in Breisach am Rhein, the weather starts to shift from the sultry heat of summer, offering a refreshing blend of warm days and crisp nights. This month invites outdoor enthusiasts to enjoy temperatures that gracefully transition from a peak heat of 32°C, down to cooler evenings around 4°C, perfect for cozy gatherings. While September experiences a modest amount of precipitation—averaging 46 mm over about 9 days—the humidity remains notably high at 81%, adding a unique dimension to the local atmosphere. Overall, September presents a picturesque contrast to the preceding months, making it an ideal time for both adventure and relaxation. Discover more about what the weather holds throughout the year by visiting Breisach am Rhein Climate.