September Weather in Gladbach, Germany

Last updated: February 26, 2025

September in Gladbach, Germany features a temperate blend of weather, showcasing a maximum temperature of 31°C (88°F), while the average hovers around a comfortable 14°C (58°F). As the month progresses, temperatures can dip to a brisk 3°C (37°F) at night, highlighting the transitional nature of early autumn. Rain is a frequent visitor, with about 55 mm (2.2 in) of precipitation spread over 9 days, fostering an atmosphere of lush greenery. The humidity remains relatively high at 83%, contributing to the cozy, if sometimes damp, September experience in this charming city.

September Temperature in Gladbach

In September, Gladbach, Germany begins to transition from the warmth of summer to the crispness of autumn, with temperatures showcasing a pleasant range. The month typically sees minimum temperatures around 3°C (37°F), ensuring a cool start to the day. As the sun rises, average temperatures climb to about 14°C (58°F), providing a comfortable climate for outdoor activities. Peak temperatures can reach up to 31°C (88°F), reminiscent of the last dregs of summer, appealing to those eager to savor the fading heat. This blend of cooler mornings and warm afternoons creates a delightful atmosphere, making September a charming time to experience Gladbach's scenic beauty.

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

The chart illustrates September temperature patterns in Gladbach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353742485463656457504138
Data source: Temperature data for Gladbach 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 Gladbach

September in Gladbach, Germany, marks a subtle transition as summer wanes, with average precipitation dipping to 55 mm (2.2 in) over 9 days of rainfall. This is notably less than the summer months, reflecting a trend towards cooler and drier conditions as autumn approaches. The decrease in both the amount and frequency of rain compared to August's 61 mm (2.4 in) suggests a shifting climate pattern. Such variability hints at the dynamic weather systems influencing Gladbach, leaving room for both sunny days and the gentle onset of fall showers as the month progresses.

September Precipitation Trends in Gladbach

The chart displays monthly precipitation patterns in Gladbach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6969803971736961556759111
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Gladbach

September in Gladbach, Germany, reflects a gentle transition as summer yields to autumn. With humidity at 83%, the air retains a lingering warmth from the preceding months, though it marks a slight rise from August's 80%. This month’s humidity indicates a gradual uptick that foreshadows the wetter conditions typical of fall, as the figures gradually climb back towards winter averages. Notably, as the year progresses, there's a consistent trend of increasing humidity in the colder months—from 81% in May to 93% in December. This cyclical pattern underlines the region's damp autumn and winter climate, making September a crucial pivot in the yearly weather narrative.

September Average Humidity in Gladbach

This chart illustrates the average monthly humidity levels in Gladbach, 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%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gladbach

As summer transitions into autumn, September in Gladbach, Germany, sees a UV Index level of 6, categorizing the exposure as high and necessitating a burn time of around 25 minutes. This marks a gradual decline from the peak UV levels experienced in the height of summer, where the Index reached a maximum of 9 in June. With the UV Index decreasing from the intense days of August, when it was 7, September reminds residents to stay vigilant about sun safety as outdoor activities continue. As the days shorten and temperatures drop, this month provides a timely reminder that UV rays can still pose a risk. For more on managing sun exposure throughout the year, explore Gladbach UV Index.

Maximum UV Index Levels in Gladbach for September

The chart shows the monthly maximum UV Index (UVI) for Gladbach 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.
JanFebMarAprMayJunJulAugSepOctNovDec234689876421
Data source: Gladbach 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 Gladbach

As we move into September, the golden rays of sunshine in Gladbach, Germany, continue to shine brightly, offering 313 hours of warmth and light. This marks a notable decline from the sun-drenched peak of July, which basked in 410 hours, while still eclipsing the earlier months of the year, such as January with a mere 101 hours. The transition into autumn reflects a gradual decrease in daylight, though September’s hours remain a testament to the lingering warmth of summer, leading beautifully into the more modest hours of October at 228. This fascinating trend illustrates how Gladbach’s delightful summer days gracefully yield to the cozy embrace of fall.

Monthly Sunshine Duration in Gladbach: September Highlighted

The September sunshine duration represents the total number of hours Gladbach 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.
JanFebMarAprMayJunJulAugSepOctNovDec101h192h256h347h385h401h410h381h313h228h166h111h
Data source: Gladbach September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Gladbach During September

In Gladbach, Germany, September offers a promising 39% chance of sunny weather, marking a notable increase from the preceding summer months, where chances hovered around the low 30s. This shift indicates a transition towards more favorable conditions as autumn approaches, positioning September as one of the more optimistic months for sunshine in the year. While still not as bright as the spring months, like April at 45%, September stands out for its potential to deliver pleasant weather, making it an inviting time for outdoor activities before the clouds return in October with just 27% likelihood of sun.

Percentage of Sunny Days in September in Gladbach

The chart illustrates the percentage of sunny days in Gladbach 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 Gladbach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%31%41%45%30%31%33%29%39%27%16%11%
Data source: Gladbach September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Gladbach in September

In Gladbach, Germany, September marks a gentle transition as daylight begins to wane, offering around 12 hours of sunlight. Following the lush, sun-drenched months of June and July—which boast a peak of 16 and 15 hours respectively—this month signals the gradual slip back towards the shorter days of autumn. As summer gives way to fall, the light softens, providing a perfect backdrop for enjoying the vibrant colors of changing leaves. This steady decline in daylight is a reminder of nature’s cycles, with October and November poised to bring even shorter days of 10 and 9 hours respectively. However, September still holds a delightful balance, allowing residents to relish the lingering warmth and brightness before the darker months set in.

Average Daylight Hours in Gladbach for September

The chart illustrates the variation in daylight duration in Gladbach throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 36m10h 5m11h 55m13h 48m15h 25m16h 16m15h 49m14h 21m12h 33m10h 41m9h 1m8h 8m
Data source: Gladbach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Gladbach

As September arrives in Gladbach, Germany, the wind begins to whisper with a softer touch, averaging just 2.3 m/s (5 mph). This marks a noticeable decline from the slightly more brisk conditions of the summer months, where winds hovered around 3.1 m/s (7 mph) in August. The trend continues from the preceding months, showcasing a gradual decrease in wind speed from the peak of 4.1 m/s (9 mph) in May. As autumn approaches, this gentler autumn breeze invites a reflective calm, signaling a shift in the atmosphere before the wind picks up again in October, suggesting a cycle of nature that is both rhythmic and soothing.

Average September Wind Speed in Gladbach

The chart displays monthly wind speed patterns in Gladbach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.93.73.63.24.12.52.93.12.3 m/s3.52.93.4
Data source: Gladbach September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Gladbach Compares to Other Months

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

September and January present stark contrasts in weather patterns. In September, temperatures range from a minimum of 3°C (37°F) to a warm maximum of 31°C (88°F), with an average of 14°C (58°F). The month experiences relatively moderate precipitation, totaling 55 mm (2.2 in) over about 9 days, and humidity levels hover around 83%. In contrast, January is characterized by much colder temperatures, with a minimum of -12°C (11°F) and a maximum of 11°C (52°F), resulting in an average of just 1°C (35°F). This winter month sees slightly higher precipitation at 69 mm (2.7 in), occurring over 13 days, and higher humidity at 91%. For a more detailed look at January weather, you can check Gladbach weather in January.

September and February present stark contrasts in weather patterns. In September, temperatures range from a mild 3°C (37°F) at night to a warm 31°C (88°F) during the day, with an average of 14°C (58°F). The month sees about 55 mm of precipitation over approximately 9 days and maintains a relatively high humidity level of 83%. In contrast, February experiences much colder temperatures, with nighttime lows plunging to -12°C (11°F) and daytime highs reaching only 18°C (65°F), averaging around 3°C (38°F). Precipitation increases slightly to 69 mm over 12 days, accompanied by even higher humidity at 90%. For more details on February weather, you can check Gladbach weather in February.

September and March exhibit notable differences in weather patterns. In September, temperatures range from a low of 3°C (37°F) to a high of 31°C (88°F), averaging a comfortable 14°C (58°F), while March presents a cooler climate with temperatures spanning from a chilly -12°C (10°F) to a milder 22°C (71°F), averaging just 5°C (42°F). Additionally, September experiences 55 mm (2.2 in) of precipitation over about 9 days, whereas March sees a higher rainfall total of 80 mm (3.2 in) spread across 15 days, contributing to a more humid environment at 88% compared to September’s 83%. For more detailed insights into March weather, check Gladbach weather in March.

September and April present contrasting weather characteristics. In September, temperatures can range from a chilly 3°C (37°F) at night to a warm 31°C (88°F) during the day, resulting in an average of 14°C (58°F) and a higher humidity level of 83%. Conversely, April experiences cooler temperatures, with lows of -3°C (26°F) and daytime highs reaching 26°C (79°F), averaging around 9°C (48°F). Precipitation is slightly less in April at 39 mm (1.5 in) compared to September's 55 mm (2.2 in), but both months share a similar number of rainy days at 9. For a detailed look at April's weather, you can visit Gladbach weather in April.

When comparing the weather in September and May, we see some notable differences. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 31°C (88°F), with an average of 14°C (58°F). This month experiences 55 mm (2.2 in) of precipitation over about 9 days and boasts a higher humidity level of 83%. In contrast, May features slightly cooler minimum temperatures of -1°C (31°F) and an average of 12°C (55°F), with a maximum reaching up to 30°C (87°F). Precipitation in May is somewhat higher at 71 mm (2.8 in) across 13 days, accompanied by a slightly lower humidity level of 81%. For more specific details about May's weather, you can check Gladbach weather in May.

In comparing the weather between September and June, we observe a notable difference in temperatures and precipitation patterns. September experiences a broader temperature range, with minimums dropping to 3°C (37°F) and maximums reaching up to 31°C (88°F), giving it an average of 14°C (58°F). In contrast, June starts warmer, with minimums at 6°C (44°F) and maximums peaking at 33°C (91°F) and an average of 17°C (64°F). Precipitation is slightly heavier in June, totaling 73 mm (2.9 in) over 11 days, compared to September’s 55 mm (2.2 in) over 9 days. Humidity levels are comparable, with September at 83% and June slightly lower at 82%. For more detailed insights, check Gladbach weather in June.

In comparing the weather of September and July, we observe notable differences in temperature and precipitation patterns. September tends to be milder, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 31°C (88°F), while July experiences warmer averages, with minimums of 7°C (45°F) and maximums reaching up to 37°C (99°F). Precipitation is slightly higher in July, totaling 69 mm (2.7 in) over 11 days, compared to September's 55 mm (2.2 in) across 9 days. Additionally, humidity levels are comparable, with September at 83% and July at 82%. For a deeper look into July's weather specifics, click here: Gladbach weather in July.

September experiences a notable shift in weather compared to August. The average temperature drops from 18°C (65°F) in August to 14°C (58°F) in September, with September presenting cooler minimum temperatures of 3°C (37°F). While August typically has slightly higher maximum temperatures, reaching up to 33°C (92°F), September still holds a high of 31°C (88°F). Precipitation slightly decreases from 61 mm (2.4 in) in August to 55 mm (2.2 in) in September, although September sees fewer rainy days, averaging around 9 days compared to 13 in August. Additionally, the humidity remains notably high in both months, with September at 83% and August at 80%. For more detailed information, you can visit Gladbach weather in August.

September and October showcase a notable transition in weather patterns. September typically experiences warmer temperatures, with averages around 14°C (58°F) and maximums reaching up to 31°C (88°F), making it a warmer month overall. In contrast, October sees a drop in average temperatures to about 10°C (50°F), with highs peaking at 24°C (75°F) and minimums dipping to 0°C (32°F). Precipitation also increases in October, totaling 67 mm (2.6 in) over 12 days, compared to September's 55 mm (2.2 in) spread over 9 days. Additionally, October tends to be slightly more humid, with humidity levels rising to 89%, compared to September’s 83%. For more specific details, you can check Gladbach weather in October.

September and November exhibit distinct differences in weather patterns. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 31°C (88°F), with an average of 14°C (58°F), creating a warm and pleasant atmosphere. The month marks the transition from summer to fall, with relatively moderate precipitation of 55 mm (2.2 in) over about 9 days and an average humidity of 83%.

In contrast, November brings cooler temperatures with a range from -5°C (24°F) to a maximum of 18°C (65°F) and an average of 5°C (41°F). Precipitation slightly increases to 59 mm (2.3 in) over 11 days, contributing to the wetter conditions, accompanied by higher humidity levels at 91%. For more detailed information on November weather, you can visit Gladbach weather in November.

September and December present striking contrasts in weather conditions. In September, temperatures can range from a minimum of 3°C (37°F) to a maximum of 31°C (88°F), with an average of 14°C (58°F), allowing for warm days. The month sees a total precipitation of 55 mm (2.2 in) over about 9 days, combined with relatively high humidity at 83%. In contrast, December experiences much cooler temperatures, with a minimum of -5°C (22°F) and a maximum of just 13°C (56°F), averaging 3°C (38°F). The colder month also has increased precipitation totaling 111 mm (4.4 in) spread over 18 days, alongside higher humidity levels at 93%. For more detailed information on the December conditions, you can visit Gladbach weather in December.

Compare Gladbach's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Gladbach

As September rolls in, Gladbach experiences a delicate balance between lingering summer warmth and the impending chill of autumn. The average temperature begins to drop from the peak summer highs, creating a refreshing atmosphere that encourages outdoor exploration. With an average humidity of 83% and about 9 days of rain, this month presents a mix of wet and dry days that distinguish it from the drier summer months. As the leaves start to change, this transitional period invites residents and visitors alike to savor the beauty and vibrancy of the season. For more insights on the evolving weather patterns, check out Gladbach Climate.