September Weather in Spessart, Germany

Last updated: February 26, 2025

In September, Spessart, Germany, experiences a dynamic climate, with temperatures ranging from a crisp 1°C (35°F) to a warm 32°C (89°F). The average temperature hovers around a pleasant 15°C (58°F), making it a comfortable yet varied month. While precipitation totals 53 mm (2.1 in) over 8 days, coupled with a humidity level of 81%, the weather can shift from sunny afternoons to refreshing rain showers. This blend of warmth and moisture shapes a vibrant atmosphere in Spessart, inviting both locals and visitors to enjoy the beautiful onset of autumn.

September Temperature in Spessart

In September, Spessart, Germany, experiences a delightful transition as summer wanes and autumn begins to set in. With temperatures ranging from a minimum of 1°C (35°F) to a maximum of 32°C (89°F), this month offers a comfortable average of 15°C (58°F), making it an inviting time for outdoor activities. Notably, the cooler nights signal the arrival of fall, while the earlier part of the month still retains a hint of summer warmth. This balance creates a picturesque setting for enjoying the lush landscapes and vibrant foliage, as nature prepares for its seasonal transformation. As the temperatures gradually drop, it’s the perfect opportunity to embrace the serene beauty of Spessart.

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

The chart illustrates September temperature patterns in Spessart, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec363943485564656558524339
Data source: Temperature data for Spessart 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 Spessart

In September, Spessart, Germany experiences a noticeable shift in weather patterns as the summer warmth gives way to the crispness of autumn. With 53 mm (2.1 in) of precipitation spread over just 8 days, September marks a decline in rainfall compared to the preceding months, where the average was significantly higher—July saw 87 mm (3.4 in) over 11 days. This reduction in both precipitation and rainy days signals a transitional phase in the region’s climate, as the summer months tend to be wetter. Although rainfall decreases, the landscapes remain lush and vibrant, setting the stage for the colorful foliage of October. Overall, September's precipitation is indicative of a calming before the wetter months ahead, making it a beautiful time to enjoy the bounty of nature.

September Precipitation Trends in Spessart

The chart displays monthly precipitation patterns in Spessart, 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.
JanFebMarAprMayJunJulAugSepOctNovDec635969398387878153614890
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Spessart

In September, Spessart, Germany, experiences a noticeable uptick in humidity, rising to 81% after a summer dip. This modest increase serves as a precursor to the wetter months ahead, as humidity levels gradually climb towards the winter months. The trend reveals a consistent pattern: humidity remains relatively high in the winter, peaking in January at 91%, while summer months enjoy lower levels, reaching their annual low in July at 72%. This shift from the summer's drier air to the approaching fall and winter moistened atmosphere underscores a distinct seasonal rhythm, painting a dynamic picture of the region's climate.

September Average Humidity in Spessart

This chart illustrates the average monthly humidity levels in Spessart, 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%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Spessart

In September, Spessart experiences a noticeable decline in the UV Index, reaching a level of 6, which falls into the high exposure category. This means that while outdoor activities are still enjoyable, it’s important to be mindful of sun protection, as skin can burn in as little as 25 minutes. Following a summer of very high UV levels, September's conditions signify a gradual transition towards safer sun exposure, yet the need for vigilance remains. As autumn approaches, residents and visitors should continue to enjoy the outdoor beauty of the region while keeping their skin protected. For more detailed information, check out the Spessart UV Index.

Maximum UV Index Levels in Spessart for September

The chart shows the monthly maximum UV Index (UVI) for Spessart 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.
JanFebMarAprMayJunJulAugSepOctNovDec234589876421
Data source: Spessart 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 Spessart

As September unfolds in the picturesque Spessart region of Germany, a noticeable trend in sunshine hours tells a captivating story of the seasons. With 316 hours of radiant sunshine, September maintains a vibrant glow, although it marks a decline from the summer peak of 411 hours in July. This month serves as a gentle transition, bridging the long, sunlit days of summer and the crisper, cloudier months ahead. The sunshine hours begin to taper off as October approaches, leaving behind the lavish brightness of the preceding months, yet still offering ample opportunity to bask in the early autumn warmth. The rich tapestry of light in September evokes a sense of nostalgia, inviting both locals and visitors to enjoy the last whispers of summer amid the stunning natural beauty of Spessart.

Monthly Sunshine Duration in Spessart: September Highlighted

The September sunshine duration represents the total number of hours Spessart 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.
JanFebMarAprMayJunJulAugSepOctNovDec110h201h266h349h393h402h411h382h316h234h176h119h
Data source: Spessart September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Spessart During September

In Spessart, Germany, September stands out as a month with a commendable 40% chance of sunny weather, offering a pleasant transition into autumn. While the likelihood of sun is slightly lower than the peak months of March and April at 41%, it remains significant compared to the waning summer months. This marks a shift from the more variable weather of summer, with the sun's appearance becoming increasingly favored as the landscape begins to change. The overall trend indicates that as the year progresses from the dreary depths of winter, the sunny days gradually gain momentum, making September an ideal time to enjoy the outdoors before the chill of October sets in with only a 29% chance of sun.

Percentage of Sunny Days in September in Spessart

The chart illustrates the percentage of sunny days in Spessart 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 Spessart experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%32%41%41%30%31%31%31%40%29%23%13%
Data source: Spessart September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Spessart in September

In September, Spessart, Germany, experiences a notable shift in daylight duration, offering around 12 hours of daylight. This marks a gentle decline from the sun-drenched heights of 16 hours in June and 15 hours in July, signaling the gradual approach of autumn. As summer fades, the transition becomes evident; the days begin to shorten, gradually giving way to the softer light of fall. October will bring a further reduction to 10 hours, foreshadowing the long, cozy evenings of winter ahead. This rhythmic cycle of light not only defines the landscape but also influences the local rhythm of life, as nature and residents alike adjust to the changing seasons.

Average Daylight Hours in Spessart for September

The chart illustrates the variation in daylight duration in Spessart throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 33m10h 3m11h 55m13h 49m15h 29m16h 20m15h 53m14h 24m12h 33m10h 40m8h 58m8h 4m
Data source: Spessart daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Spessart

As summer fades into autumn, September in Spessart, Germany, is marked by a notable dip in wind speed, averaging only 2.2 m/s (5 mph). This gentle breeze contrasts with the more robust winds of preceding months, where May and January both enjoyed speeds of up to 3.8 m/s (8 mph). July and August also maintained moderate winds, yet as September heralds the change of season, the air grows stiller, signaling a time of reflection before autumn's more blustery days arrive in October. This trend of decreasing wind speed in early autumn creates a tranquil atmosphere, perfect for those looking to unwind amidst the picturesque landscapes of Spessart.

Average September Wind Speed in Spessart

The chart displays monthly wind speed patterns in Spessart, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.83.73.53.03.82.42.83.02.2 m/s3.72.83.5
Data source: Spessart September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Spessart Compares to Other Months

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

September and January showcase stark contrasts in weather. September boasts a wide temperature range with a minimum of 1°C (35°F) and a comfortable average of 15°C (58°F), peaking at a warm 32°C (89°F). Comparatively, January experiences much cooler temperatures, with lows reaching -10°C (15°F) and an average of just 2°C (36°F), culminating at a maximum of 12°C (55°F). Precipitation is slightly higher in January, totaling 63 mm (2.5 in) over 13 days, in contrast to September's 53 mm (2.1 in) over 8 days. Additionally, the humidity is noticeably higher in January at 91%, compared to September's 81%. For more information on January weather, visit Spessart weather in January.

In comparing the weather patterns of September and February, September boasts a more temperate climate with minimum temperatures around 1°C (35°F) and maximums reaching up to 32°C (89°F). It experiences an average temperature of 15°C (58°F) and sees about 53 mm of precipitation over 8 days. In contrast, February is significantly colder, with minimum temperatures dropping to -12°C (12°F) and an average of only 4°C (39°F), while maximums can reach 20°C (68°F). This month receives slightly more precipitation at 59 mm, spread over 11 days, along with higher humidity at 90%. For a deeper insight into the unique weather conditions of February, check out Spessart weather in February.

September weather is typically warmer, featuring a temperature range from a chilly minimum of 1°C (35°F) to a pleasant average of 15°C (58°F) and a maximum of 32°C (89°F). In contrast, March experiences colder conditions with lower temperatures, ranging from a minimum of -12°C (11°F) to an average of 6°C (43°F), and a maximum of 22°C (72°F). September sees around 53 mm (2.1 in) of precipitation over about 8 days, while March is wetter, with 68 mm (2.7 in) of precipitation over approximately 15 days. The humidity is slightly higher in March at 87%, compared to September's 81%. For further details on March weather, you can refer to Spessart weather in March.

In comparing the weather of September and April, we see notable differences in temperature and precipitation patterns. September typically experiences a warmer climate, with average temperatures reaching 15°C (58°F) and a maximum of 32°C (89°F), while April has a cooler average of 9°C (49°F) and maximum temperatures around 26°C (79°F). Rainfall is slightly more prevalent in September, with 53 mm (2.1 in) of precipitation over 8 days compared to April's 39 mm (1.5 in) over 10 days. Humidity levels remain high in both months, with April at 84% and September slightly lower at 81%. For a more detailed look, you can visit Spessart weather in April.

When comparing the weather in September and May, we observe some interesting contrasts. September tends to feature slightly warmer average temperatures, with a minimum of 1°C (35°F) and a maximum reaching up to 32°C (89°F), compared to May, which has a minimum of 0°C (32°F) and a maximum of 31°C (88°F). While both months have comparable maximum temperatures, September is generally warmer on average, sitting at 15°C (58°F) versus May's 13°C (55°F). However, May experiences more precipitation, with 83 mm (3.3 in) over 13 days, compared to September’s 53 mm (2.1 in) over 8 days. In terms of humidity, September is somewhat more humid at 81%, compared to 77% in May. For more details on the specific conditions during May, you can check Spessart weather in May.

In comparing the weather between September and June, we observe distinct differences in temperature and precipitation patterns. September experiences a wider temperature range, with minimums dropping to 1°C (35°F) and maximums reaching 32°C (89°F), while June typically has milder temperatures, starting at a minimum of 7°C (44°F) and peaking at 33°C (92°F). Precipitation is also notable, with September receiving 53 mm (2.1 in) over about 8 days, compared to June's 86 mm (3.4 in) spread over 13 days. Additionally, September tends to be more humid at 81%, whereas June has a slightly lower humidity level of 74%. For a closer look at June weather specifics, you can visit Spessart weather in June.

In comparing the weather between September and July, September exhibits a broader temperature range, with minimums dipping to 1°C (35°F) and maximums reaching 32°C (89°F), while July maintains a milder range with minimum temperatures of 7°C (45°F) and maxima hitting 38°C (100°F). Precipitation is slightly higher in July at 87 mm (3.4 in) over 11 days compared to September's 53 mm (2.1 in) across 8 days. Humidity levels reflect different sensations, with September being more humid at 81% compared to July's 72%. For more detailed insights, you can refer to Spessart weather in July.

In comparing the weather of September and August, it's evident that September experiences a wider temperature range, with a minimum of 1°C (35°F) and a maximum of 32°C (89°F), while August's temperatures are generally milder, ranging from a minimum of 6°C (42°F) to a maximum of 34°C (94°F). August sees more precipitation, totaling 81 mm (3.2 in) over 15 days compared to September's 53 mm (2.1 in) across 8 days, indicating that September tends to be drier. Additionally, humidity levels are higher in September at 81%, compared to August's 71%, which may create a more muggy atmosphere. For more detailed weather insights, refer to Spessart weather in August.

September generally offers warmer weather compared to October, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 32°C (89°F), averaging around 15°C (58°F). In contrast, October experiences a cooler climate, with temperatures dipping to a minimum of -1°C (31°F) and peaking at 25°C (77°F), averaging at 11°C (52°F). Additionally, October sees slightly increased precipitation at 61 mm (2.4 in) over 12 days, compared to September's 53 mm (2.1 in) over 8 days. The humidity also rises in October, reaching 88% compared to September's 81%. For more detailed information, you can check Spessart weather in October.

September generally offers warmer and more variable weather, with temperatures ranging from a chilly 1°C (35°F) at night to a hot 32°C (89°F) during the day, accompanied by a moderate average of 15°C (58°F). In contrast, November brings much cooler temperatures, with a minimum of -4°C (24°F) and a maximum of 19°C (67°F), averaging only 6°C (43°F). Although both months experience precipitation, September sees slightly more rainfall with 53 mm (2.1 in) over about 8 days, while November has 48 mm (1.9 in) spread out over 11 days, leading to a higher humidity level of 91% in November. For more detailed information, you can check Spessart weather in November.

September weather is characterized by warmer temperatures, with an average of 15°C (58°F) and maxima reaching up to 32°C (89°F), while December sees much cooler conditions, with an average of just 4°C (39°F) and highs capped at 14°C (57°F). Additionally, September experiences less precipitation, totaling 53 mm (2.1 in) over about 8 days, compared to December’s greater rainfall of 90 mm (3.5 in) spread over 17 days. Humidity levels are also higher in December at 92%, compared to September's 81%, making the latter feel milder despite its warmer extremes. For more detailed information on weather conditions, you can refer to Spessart weather in December.

Compare Spessart's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Spessart

As September unfolds in Spessart, the weather presents a delightful transition marked by moderate temperatures and a hint of autumn. With a blend of warm days and cooler nights, this month stands apart from the sweltering heat of summer and the chill of winter. Although some rainfall can be expected, the humidity remains relatively high, enveloping the region in a mild, almost palpable atmosphere. This makes September a unique time to experience Spessart’s natural beauty, as the landscape begins to shift in color. To learn more about the climate and seasonal changes, visit Spessart Climate.