September Weather in Oberwesel, Germany

Last updated: February 26, 2025

In September, Oberwesel, Germany, showcases a delightful transition into autumn, marked by maximum temperatures soaring to 32°C (90°F) and relatively cooler average temperatures around 15°C (59°F). As the month progresses, the minimum temperatures can dip to a brisk 3°C (37°F), inviting a mix of warm and cool weather. The region experiences about 44 mm (1.7 in) of precipitation over roughly 7 days, contributing to an 85% humidity level that enhances the lush scenery of this picturesque locale. Whether you’re seeking vibrant autumn hues or the refreshing ambiance, September in Oberwesel offers a remarkable experience for visitors and locals alike.

September Temperature in Oberwesel

In September, Oberwesel transitions gracefully from the warmth of summer to the cooler embrace of autumn. With minimum temperatures around 3°C (37°F) and daily averages settling at a comfortable 15°C (59°F), the days remain pleasantly mild. However, the month can still flirt with summer's heat, as maximum temperatures reach up to 32°C (90°F), offering the last taste of warm weather before the cooler months set in. This pattern reflects a notable shift, as the highs begin to taper off from the sweltering peaks of July and August, while the crisp mornings hint at the approaching fall. The variability of September's weather embodies the charm of the season, inviting outdoor exploration amidst the vibrant foliage.

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

The chart illustrates September temperature patterns in Oberwesel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec363843495665676759524238
Data source: Temperature data for Oberwesel 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 Oberwesel

In September, Oberwesel experiences a notable shift in precipitation patterns, receiving 44 mm (1.7 in) of rain over the course of just 7 days. This marks a decrease from the heavier rains seen in the summer months, where July and June brought 63 mm and 71 mm respectively. The drop in precipitation not only contributes to the transition into autumn but also reflects a general trend of declining rainfall as the year progresses, with September's totals being significantly lower than the winter months such as December, which sees a peak of 89 mm (3.5 in). This consistent pattern suggests that while the rainfall is less frequent, the cooler months ahead will soon bring more substantial precipitation, setting the stage for the chilly season that follows.

September Precipitation Trends in Oberwesel

The chart displays monthly precipitation patterns in Oberwesel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec535362336571635544514689
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Oberwesel

In Oberwesel, Germany, September brings a slight uptick in humidity, reaching an average of 85%. This marks a small increase from the 84% experienced in August, continuing a trend seen throughout the summer months. After peaking in the colder January with 91%, humidity levels gradually decrease to their lowest in May at 79%, before slowly rebounding as autumn sets in. The transition from summer to fall indicates a gradual rise in moisture levels, suggesting that residents can expect a refreshing, albeit slightly humid, autumn ambiance as humidity levels inch back toward the higher averages of late fall and winter.

September Average Humidity in Oberwesel

This chart illustrates the average monthly humidity levels in Oberwesel, 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%83%79%82%83%84%86%88%89%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Oberwesel

As September unfolds in Oberwesel, Germany, the UV Index reflects a high exposure category at 6, indicating that sun protection is advisable during outdoor activities. Following the peak summer months, where indices soared to 9 in June and 8 in July, September sees a slight decline in intensity. However, the burn time drops to just 25 minutes, reminding residents and visitors alike to remain cautious against sun damage. This transition signals the arrival of autumn, yet the lingering sunshine keeps outdoor enjoyment alive. For more detailed insights, check out the complete Oberwesel UV Index.

Maximum UV Index Levels in Oberwesel for September

The chart shows the monthly maximum UV Index (UVI) for Oberwesel 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: Oberwesel 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 Oberwesel

In Oberwesel, Germany, the golden rays of September sunshine herald a transition from the summer's peak luminosity to the cozier autumn. With 317 hours of sunlight, September showcases a substantial drop from July's impressive 409 hours, yet it remains a vibrant month, surpassing the earlier months like June and August. This trend reveals a classic rhythm of nature, as the days begin to shorten while retaining enough brightness to paint the landscape in stunning hues. The steady decline in sunlight hours from summer gives way to the charm of fall, offering both warmth and a gentle hint of what’s to come. As the sun winks goodbye to summer, September becomes a delightful bridge, perfectly balancing the lingering warmth with the excitement of the season’s change.

Monthly Sunshine Duration in Oberwesel: September Highlighted

The September sunshine duration represents the total number of hours Oberwesel 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.
JanFebMarAprMayJunJulAugSepOctNovDec107h196h261h345h388h393h409h382h317h236h166h120h
Data source: Oberwesel September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oberwesel During September

As summer transitions into autumn, September in Oberwesel, Germany, reveals a notable 41% chance of sunny weather. This noticeable uptick from the summer months—where the chances fluctuate between 30% and 34%—indicates that early autumn can still provide ample opportunities to bask in the sun. Interestingly, September's sunny likelihood also outshines the prospects for October and the later fall months, which dip significantly to 27% and 18% respectively. So, if you're hoping to enjoy the enchanting landscapes and vineyards of Oberwesel under a sunny sky, September offers one of the best chances before the clouds settle in for winter.

Percentage of Sunny Days in September in Oberwesel

The chart illustrates the percentage of sunny days in Oberwesel 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 Oberwesel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%32%44%45%30%32%34%30%41%27%18%12%
Data source: Oberwesel September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oberwesel in September

As summer fades into fall, September in Oberwesel, Germany, offers a transition marked by a delightful 12 hours of daylight. This month reflects the gradual retreat of the long, sun-drenched days of June and July, which boast up to 16 hours of daylight. As the year progresses, the daylight hours consistently diminish, dipping to 10 hours in October and continuing to decline into the winter months. Despite the reduction, September still provides a rich balance of light, making it a captivating time to explore the enchanting landscapes of this historic town before winter's embrace sets in.

Average Daylight Hours in Oberwesel for September

The chart illustrates the variation in daylight duration in Oberwesel 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 26m16h 16m15h 49m14h 22m12h 33m10h 41m9h 1m8h 8m
Data source: Oberwesel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Oberwesel

As September arrives in Oberwesel, Germany, the wind begins to whisper more gently, with an average wind speed of 2.1 m/s (5 mph), marking the lowest point of the year. This decrease follows a slightly breezy summer, where wind speeds hovered around 2.5 to 2.8 m/s (6 mph) in the preceding months. The transition into autumn brings a serene calmness, as the gusty spring and early summer months, which reached peaks of 3.4 m/s (8 mph) in January and 3.6 m/s (8 mph) in May, give way to quieter days. This month signals a shift towards the cooler seasons, inviting a softer atmosphere that enhances the charm of Oberwesel's picturesque landscape. With the winds easing, it’s the perfect time to enjoy leisurely strolls, soaking in the beauty of the changing foliage and the tranquil river views.

Average September Wind Speed in Oberwesel

The chart displays monthly wind speed patterns in Oberwesel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.13.22.83.62.32.52.72.1 m/s3.02.42.9
Data source: Oberwesel September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Oberwesel Compares to Other Months

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

In September, temperatures in Oberwesel range from a mild 3°C (37°F) at night to a warm 32°C (90°F) during the day, with an average of around 15°C (59°F). The month experiences about 44 mm (1.7 in) of precipitation over roughly 7 days, and humidity hovers at 85%. In contrast, January sees much colder conditions, with temperatures dipping as low as -9°C (15°F) and peaking at just 12°C (54°F), yielding an average of 2°C (36°F). This winter month is wetter, with around 53 mm (2.1 in) of precipitation spread over 12 days, and a slightly higher humidity level of 91%. For more detailed insights on January's climate, check out Oberwesel weather in January.

September and February display contrasting weather patterns, reflecting the transition from summer to winter. In September, temperatures range from a mild 3°C (37°F) to a warm 32°C (90°F), with an average of 15°C (59°F). It is a relatively humid month, with humidity levels around 85% and approximately 44 mm (1.7 in) of precipitation over 7 days. In stark contrast, February experiences colder temperatures, with a minimum of -11°C (13°F), an average of 4°C (39°F), and a maximum of only 18°C (65°F). This month also has higher precipitation at 53 mm (2.1 in) spread over 10 days and increased humidity at 89%. For more details on February weather, you can check Oberwesel weather in February.

In comparing the weather of September and March, significant differences can be observed. September boasts a much warmer climate with average temperatures around 15°C (59°F) and maximums reaching up to 32°C (90°F), while March experiences much cooler temperatures, averaging only 6°C (43°F) and dipping as low as -11°C (12°F). Precipitation is also notably higher in March, with 62 mm (2.5 in) over 13 days compared to September's 44 mm (1.7 in) spread over just 7 days. Additionally, humidity levels remain quite high in both months, making conditions feel steamy in September and more brisk and crisp in March. For detailed weather insights specifically for March, you can refer to Oberwesel weather in March.

When comparing the weather in September and April, notable differences emerge in temperature, precipitation, and overall climate. September offers generally warmer conditions, with average temperatures around 15°C (59°F), while April is cooler, averaging 10°C (50°F). In terms of extremes, September can reach as high as 32°C (90°F), compared to April's maximum of 26°C (80°F). Precipitation is slightly lower in April at 33 mm (1.3 in) over 8 days, compared to 44 mm (1.7 in) over 7 days in September, which reflects a milder wetness during the fall month. Both months maintain high humidity levels, with September slightly more humid at 85% versus April's 83%. For a more detailed look at April conditions, check out Oberwesel weather in April.

When comparing the weather in September and May, both months can experience a maximum temperature of 32°C (90°F), but their overall climates differ significantly. September boasts a higher average temperature of 15°C (59°F) compared to May's 13°C (56°F), while also facing slightly less humidity at 85% versus May's 79%. In terms of precipitation, May tends to be wetter, with 65 mm (2.5 in) over 12 days, contrasted with September's 44 mm (1.7 in) on 7 days. For a detailed look at the weather patterns specific to May, visit Oberwesel weather in May.

In comparing the weather between September and June, we see notable differences in temperature and precipitation. September experiences a broader range of temperatures, with a minimum of 3°C (37°F) and a maximum of 32°C (90°F), leading to an average of 15°C (59°F). In contrast, June has milder conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 34°C (94°F), resulting in a warmer average of 19°C (66°F).

Precipitation is also more frequent in June, accumulating to 71 mm (2.8 in) over 10 days, compared to September's 44 mm (1.7 in) with rain on 7 days. Humidity levels are high in both months, with September at 85% and June slightly lower at 82%. Overall, June tends to be warmer and wetter compared to September. For more details, check out Oberwesel weather in June.

When comparing the weather in September and July, we see notable differences in temperature and precipitation patterns. September experiences milder temperatures with a minimum of 3°C (37°F) and an average of 15°C (59°F), while July boasts warmer conditions with a minimum of 7°C (45°F) and an average of 19°C (67°F). July also features more extreme highs, reaching up to 38°C (101°F), compared to September's maximum of 32°C (90°F). In terms of precipitation, July is slightly wetter with 63 mm (2.5 in) over 10 days, versus 44 mm (1.7 in) across 7 days in September. Humidity levels are quite similar, with September at 85% and July at 83%. For a detailed look at July weather, you can check Oberwesel weather in July.

In comparing the weather patterns of September and August, we can observe some notable differences. September experiences a wider temperature range, with minimums dropping to 3°C (37°F) and maximums reaching up to 32°C (90°F), leading to an average temperature of 15°C (59°F). In contrast, August is generally warmer, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 34°C (94°F) and an average of 19°C (67°F). Precipitation is slightly lower in September, totaling 44 mm (1.7 in) over 7 days, compared to August's 55 mm (2.2 in) spread over 11 days. Humidity levels are quite similar, at 85% for September and 84% for August. Overall, Oberwesel weather in August tends to be more stable and warmer than the more variable September conditions.

September offers warmer temperatures with a minimum of 3°C (37°F) and a comfortable average of 15°C (59°F), peaking at 32°C (90°F). However, the month experiences a fair amount of rain, with precipitation totaling 44 mm (1.7 in) over seven days and humidity around 85%. In contrast, October sees a noticeable drop in temperatures, with a minimum of 1°C (33°F) and an average of 11°C (52°F), and a maximum of 25°C (77°F). This month is slightly wetter, with precipitation at 51 mm (2.0 in) and rainfall on 11 days, alongside a rise in humidity to 88%. For a detailed look at the weather specifics, check out Oberwesel weather in October.

September and November present contrasting weather patterns. In September, temperatures range from a mild 3°C (37°F) at night to a warm 32°C (90°F) during the day, with an average of 15°C (59°F). This month experiences lower humidity at 85% and roughly 44 mm (1.7 in) of precipitation over about 7 days. In stark contrast, November sees much cooler temperatures, with a minimum of -3°C (26°F), an average of 6°C (42°F), and a maximum of 20°C (68°F). The humidity rises slightly to 89%, and November also experiences increased precipitation, totaling 46 mm (1.8 in) over approximately 11 days. For more detailed information, you can check Oberwesel weather in November.

September and December present strikingly different weather patterns. In September, temperatures range from a mild 3°C (37°F) at night to a warm 32°C (90°F) during the day, with an average of 15°C (59°F). The month sees relatively low precipitation at 44 mm (1.7 in) over about 7 days, coupled with humidity levels around 85%. In contrast, December brings much chillier conditions, with temperatures dropping to a minimum of -6°C (22°F) and only reaching a maximum of 14°C (57°F), averaging just 4°C (39°F). The precipitation increases significantly to 89 mm (3.5 in), spread across 18 days, and humidity rises to 91%. For a detailed look at December weather, you can visit Oberwesel weather in December.

Compare Oberwesel's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Oberwesel

As September arrives in Oberwesel, the weather showcases a distinct transition from the sweltering heat of summer to the cooler embrace of autumn. With temperatures peaking at a warm 32°C, yet averaging a mild 15°C, the month strikes a perfect balance between warmth and coolness, making it an ideal time for outdoor exploration. However, the sudden dips to minimums of 3°C remind visitors that autumn is just around the corner. While September does see a moderate level of precipitation over several days, the relatively high humidity of 85% adds a crisp freshness to the air. This combination of conditions creates a unique atmosphere that sets this month apart from the dryer, hotter summers and the chillier winters. For a more comprehensive look at what to expect throughout the year, visit Oberwesel Climate.