September Weather in Schwetzingen, Germany

Last updated: February 26, 2025

In September, Schwetzingen, Germany, showcases a captivating blend of summer warmth and early autumn coolness. With maximum temperatures reaching a sizzling 33°C (91°F), the month contrasts with a refreshing average of 16°C (62°F) and cooler nights dropping to a minimum of 4°C (40°F). While the region experiences 46 mm (1.8 in) of rainfall over 8 days, the high humidity level of 85% enhances the lushness of the landscape. Whether you’re enjoying the scenic gardens or exploring the charming streets, Schwetzingen’s September weather offers a delightful experience for every visitor.

September Temperature in Schwetzingen

In Schwetzingen, Germany, September marks a delightful transition into autumn, showcasing moderate temperatures that invite outdoor activities. The month begins with a minimum temperature of 4°C (40°F) and peaks at a warm 33°C (91°F), resulting in an average of around 16°C (62°F). This warming trend follows a hot summer, with September's highs gradually tapering off from the summer's sweltering days, ensuring the weather remains pleasantly mild and inviting. Overall, the comfortable conditions make it an ideal time for exploring the stunning parks and gardens Schwetzingen is renowned for, before the chill of fall sets in.

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

The chart illustrates September temperature patterns in Schwetzingen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec374044515868706962534339
Data source: Temperature data for Schwetzingen 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 Schwetzingen

In September, Schwetzingen experiences a notable shift in precipitation patterns, with rainfall totaling 46 mm (1.8 in), making it one of the drier months of the year. This month sees 8 days of rain, a slight decrease compared to the wetter summer months. The trend from May through August reveals a peak in precipitation, while September marks a transition toward the cooler, wetter autumn months. Despite this dip in rain, the light showers are essential for replenishing the landscape as the leaves begin to turn. As the season shifts, October brings an increase in precipitation to 61 mm (2.4 in), signaling the onset of heavier autumnal rains.

September Precipitation Trends in Schwetzingen

The chart displays monthly precipitation patterns in Schwetzingen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6158693074745754466150104
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Schwetzingen

In September, Schwetzingen, Germany, experiences a noticeable shift in humidity levels, reaching an average of 85%. This marks a slight increase from the summer months of July and August, which hover around 83% and 84%, respectively. The gradual rise in humidity as summer transitions into autumn creates a more moist atmosphere, setting the stage for the crisp fall air to come. Following September, the humidity does increase again in October to 88%, indicating that the region's humid patterns are quite cyclical. Overall, the humidity in Schwetzingen reflects a trend of descending levels in the spring and summer, followed by a resurgence as autumn unfolds.

September Average Humidity in Schwetzingen

This chart illustrates the average monthly humidity levels in Schwetzingen, 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 Schwetzingen

In September, Schwetzingen, Germany experiences a notable shift in UV Index, peaking at 6, which falls into the high exposure category. With a recommended burn time of 25 minutes, outdoor enthusiasts should be mindful of sun safety as the summer sun begins to wane. This month continues a trend of elevated UV levels from the previous months, particularly July and August, which maintained UV ratings of 8. Overall, as fall approaches, the UV Index gradually declines, but September still demands cautious sun exposure compared to the winter months. For more detailed information, visit Schwetzingen UV Index.

Maximum UV Index Levels in Schwetzingen for September

The chart shows the monthly maximum UV Index (UVI) for Schwetzingen 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.
JanFebMarAprMayJunJulAugSepOctNovDec234688876421
Data source: Schwetzingen 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 Schwetzingen

As summer gently fades into autumn, September in Schwetzingen, Germany, boasts a delightful 322 hours of sunshine, creating a warm and inviting atmosphere. This month may mark the transition to cooler days, but it still shines brightly compared to the chillier months ahead. The trend of increasing sunlight hours through the spring and summer peaks in July, with 414 hours, before gradually tapering off. In fact, September retains a significant amount of sunshine, offering a beautiful backdrop for outdoor activities and scenic strolls. As the leaves begin to change, Schwetzingen enjoys a perfect blend of sunshine and the onset of fall, encouraging residents and visitors alike to embrace the season's charm.

Monthly Sunshine Duration in Schwetzingen: September Highlighted

The September sunshine duration represents the total number of hours Schwetzingen 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.
JanFebMarAprMayJunJulAugSepOctNovDec118h205h274h347h389h394h414h386h322h257h182h134h
Data source: Schwetzingen September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Schwetzingen During September

In September, Schwetzingen, Germany, enjoys a notable uptick in sunny weather, with a 44% chance of sunshine. This marks a significant improvement compared to the summer months, where the likelihood hovered between 30% and 38%. As the season transitions, September strikes a balance: while it may not reach the highs of spring, with March and April showcasing sunnier days at 46% and 48% respectively, it does offer a pleasant reprieve from the wetter months ahead. The month is generally seen as a time when late summer warmth lingers, making it a delightful period for outdoor activities under the gentle sun. Overall, September is a promising time in Schwetzingen for those seeking to bask in some golden rays before heralding the cooler autumn days.

Percentage of Sunny Days in September in Schwetzingen

The chart illustrates the percentage of sunny days in Schwetzingen 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 Schwetzingen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec13%36%46%48%33%35%38%30%44%32%20%16%
Data source: Schwetzingen September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Schwetzingen in September

As summer fades into autumn, September in Schwetzingen, Germany, offers a gentle transition with about 12 hours of daylight. This month marks a significant drop from the sunny heights of June and July, which bask in a generous 16 and 15 hours of daylight, respectively. While the days begin to shorten, they still enjoy more light than in the colder months ahead, such as October and November with their 10 and 9 hours of daylight. The gradual decrease highlights the shifting seasons, as nature prepares for the cozy embrace of fall, reminding us to savor the lingering warmth and light before winter sets in.

Average Daylight Hours in Schwetzingen for September

The chart illustrates the variation in daylight duration in Schwetzingen throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 40m10h 7m11h 55m13h 46m15h 21m16h 11m15h 45m14h 19m12h 32m10h 43m9h 4m8h 13m
Data source: Schwetzingen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Schwetzingen

As summer gracefully gives way to autumn in Schwetzingen, September greets residents with notably gentle breezes, showcasing an average wind speed of just 2.0 m/s (5 mph). This decline in wind activity marks a shift from the slightly brisker conditions experienced earlier in the year, with May harnessing the highest gust at 3.5 m/s (8 mph). While earlier months like March and May invigorate the landscape with more noticeable winds, September's calmness invites a serene atmosphere, perfect for leisurely strolls through gardens and parks. This transition hints at the stillness that often accompanies the onset of fall, gently ushering in a reflective mood as the leaves begin to change.

Average September Wind Speed in Schwetzingen

The chart displays monthly wind speed patterns in Schwetzingen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.32.83.02.73.52.22.42.62.0 m/s2.62.42.8
Data source: Schwetzingen September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Schwetzingen Compares to Other Months

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

September and January present striking contrasts in weather patterns. September experiences a wide temperature range, with minimums of 4°C (40°F) and maximums reaching up to 33°C (91°F), alongside average temperatures of 16°C (62°F). In this month, precipitation totals 46 mm (1.8 in) over about 8 days, while humidity sits at a relatively comfortable 85%. In contrast, January is much colder, with temperatures dropping as low as -10°C (14°F) and only peaking at 14°C (57°F), yielding an average of just 3°C (37°F). This month sees more precipitation at 60 mm (2.4 in), occurring over approximately 13 days, and a higher humidity level of 91%. For more detailed information on January weather, check Schwetzingen weather in January.

In September, the weather tends to be warmer, with average temperatures ranging from a cool 16°C (62°F) to a high of 33°C (91°F). The month sees less precipitation than February, with about 46 mm (1.8 in) spread over 8 days, and humidity levels at a relatively comfortable 85%. Conversely, February is much colder, with temperatures dropping significantly as low as -9°C (16°F) and averaging just 4°C (40°F). Precipitation increases slightly to 58 mm (2.3 in) over 11 days, and humidity is marginally higher at 89%. For more detailed insights, you can check Schwetzingen weather in February.

When comparing the weather in September and March, notable differences emerge. September typically sees milder temperatures, with averages around 16°C (62°F) and maximums reaching up to 33°C (91°F), while March is much cooler, with average temperatures of 7°C (45°F) and highs peaking at 23°C (73°F). Precipitation levels in March are slightly higher at 69 mm (2.7 in) over approximately 13 days, compared to September's 46 mm (1.8 in) across 8 days. Additionally, the humidity in both months is relatively high, with September at 85% and March at 87%. For more detailed information, you can refer to Schwetzingen weather in March.

When comparing the weather in September and April, notable differences emerge. September boasts a wider temperature range, with minimums of 4°C (40°F) and maximums reaching up to 33°C (91°F), resulting in an average of 16°C (62°F). In contrast, April sees cooler temperatures, starting from a minimum of -3°C (27°F) and peaking at 27°C (82°F) with an average of 11°C (51°F). Precipitation is somewhat higher in September at 46 mm (1.8 in) over 8 days compared to April's 30 mm (1.2 in) over 7 days, although humidity levels are similar, with September at 85% and April at 83%. For more detailed information, you can check Schwetzingen weather in April.

When comparing the weather in September and May, both months offer unique climate characteristics. September tends to have a wider temperature range, with minimums around 4°C (40°F) and maximums reaching up to 33°C (91°F). In contrast, May experiences slightly lower temperatures, ranging from a minimum of 1°C (33°F) to a maximum of 32°C (89°F). While September has an average precipitation of 46 mm (1.8 in) over 8 days, May is wetter, receiving 74 mm (2.9 in) over 12 days, resulting in a bit more humidity overall. This makes September feel more humid at 85%, compared to May’s 79%. For a detailed look at weather specifics, you can check Schwetzingen weather in May.

In comparing the weather of September and June, September tends to have a wider temperature range, with minimum temperatures dipping to 4°C (40°F) and maximums reaching up to 33°C (91°F). The average temperature of 16°C (62°F) is lower than June's average of 20°C (68°F), where temperatures range from a minimum of 8°C (46°F) to a maximum of 37°C (99°F). Additionally, precipitation is more frequent in June, with an average of 73 mm (2.9 in) over 10 days, compared to September's 46 mm (1.8 in) over 8 days. Humidity levels are relatively similar, with September at 85% and June slightly lower at 82%. For further details, you can check Schwetzingen weather in June.

When comparing September and July weather, we see notable differences in temperature and precipitation patterns. September experiences a wider temperature range, with minimums of 4°C (40°F) and maximums reaching up to 33°C (91°F), averaging around 16°C (62°F). In contrast, July's temperatures are generally warmer, maintaining minimums of 9°C (49°F) and maximums soaring to 39°C (102°F), with an average of 21°C (70°F). Precipitation is also slightly higher in July, totaling 57 mm (2.2 in) over about 10 days compared to September’s 46 mm (1.8 in) over 8 days. Humidity levels are comparable, with September at 85% and July slightly lower at 83%. For a more detailed look at July weather in Schwetzingen, you can visit Schwetzingen weather in July.

In September, temperatures begin to drop slightly compared to August, with minimums of 4°C (40°F) and an average of 16°C (62°F), while August records a minimum of 8°C (46°F) and a higher average of 21°C (70°F). The maximum temperatures in September reach up to 33°C (91°F), compared to the hotter August days that peak at 36°C (97°F). Precipitation is a bit lower in September at 46 mm (1.8 in) over 8 days, whereas August sees 54 mm (2.1 in) over 10 days. Humidity levels are comparable, with September at 85% and August slightly lower at 84%. For a more detailed look, visit Schwetzingen weather in August.

In comparing the weather of September and October, September tends to be warmer with an average temperature of 16°C (62°F) and a maximum that can reach up to 33°C (91°F). The month also experiences a lower level of precipitation at 46 mm (1.8 in) over 8 days. In contrast, October sees a noticeable drop in temperatures, with an average of 12°C (53°F) and maximums of 26°C (80°F). Additionally, October is wetter, receiving 61 mm (2.4 in) of rain over 12 days, and it experiences slightly higher humidity at 88%. For more detailed insights, you can check Schwetzingen weather in October.

In September, temperatures range from a chilly 4°C (40°F) at night to a warm 33°C (91°F) during the day, averaging around 16°C (62°F). The humidity is relatively high at 85%, and the month sees about 46 mm (1.8 in) of rain over approximately 8 days. By contrast, November experiences significantly cooler temperatures, with night lows dropping to -3°C (26°F) and daytime highs reaching a maximum of 22°C (71°F), leading to an average of 6°C (43°F). The rainfall slightly increases to 50 mm (1.9 in) over around 10 days, with humidity levels rising to 89%. For a detailed look at November weather, check out Schwetzingen weather in November.

September and December present striking contrasts in weather. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 33°C (91°F), with an average of 16°C (62°F) and relatively lower precipitation at 46 mm (1.8 in) over 8 days. The humidity stands at 85%, creating a warm and somewhat muggy atmosphere. In contrast, December sees much cooler temperatures, with a minimum of -6°C (21°F) and a maximum of 15°C (59°F), bringing an average temperature down to 4°C (40°F). The month is also wetter, with precipitation reaching 104 mm (4.1 in) across 18 days and increased humidity of 91%. For a more detailed understanding of the weather patterns, visit Schwetzingen weather in December.

Compare Schwetzingen's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Schwetzingen

September in Schwetzingen ushers in a refreshing transition to autumn, marked by cooler temperatures and a noticeable uptick in humidity. Unlike the sultry summer months, which boast sweltering highs, September offers a pleasant blend of mild days and cool nights, perfect for outdoor activities. However, it also introduces a greater chance of rain, with plusieurs days experiencing precipitation. The overall weather creates a lovely tapestry, inviting locals and visitors alike to enjoy the crisp air and changing leaves. For more detailed insights into the climate throughout the year, explore the Schwetzingen Climate.