September Weather in Alpirsbach, Germany

Last updated: February 26, 2025

September in Alpirsbach, Germany, showcases a unique blend of autumn charm and lingering summer warmth. With maximum temperatures reaching 28°C (82°F) and an average of 13°C (56°F), visitors can enjoy a pleasant climate, though chilly evenings may drop as low as 0°C (32°F). Rainfall totals around 74 mm (2.9 in) across approximately 12 days, contributing to the lush, vibrant landscapes synonymous with this picturesque region. Moreover, the month is characterized by a high humidity level of 85%, creating a refreshing but slightly damp atmosphere perfect for exploring. Experience the stunning beauty of September in Alpirsbach, where the transition from summer to autumn offers both mild weather and captivating scenery.

September Temperature in Alpirsbach

In September, Alpirsbach, Germany, begins to transition into autumn, presenting a delightful mix of crispness and warmth. The temperatures range from a minimum of 0°C (32°F) to a maximum of 28°C (82°F), with an average hovering around 13°C (56°F). This month marks a refreshing change from the summer heat, making it perfect for outdoor activities against a backdrop of colorful foliage. As the cool air creeps in, locals and visitors alike relish in the mild weather, a prelude to the cooler months ahead. September's moderate climate invites exploration, whether it's hiking through scenic trails or enjoying scenic picnics in the heart of this charming German town.

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

The chart illustrates September temperature patterns in Alpirsbach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec313539475362646456493935
Data source: Temperature data for Alpirsbach 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 Alpirsbach

In September, Alpirsbach experiences a notable dip in precipitation, with 74 mm (2.9 in) of rain falling over 12 days. This reflects a trend of decreasing rainfall as summer transitions to autumn, following the more saturated months of May (130 mm) and June (139 mm). The moderate rainfall in September serves as a gentle reminder of the lush greenery that summer brought, while also setting the stage for the wetter months ahead. As the air turns crisper, the historic town begins to prepare for the cooler temperatures, making this month an ideal time to appreciate the peaceful beauty of its surroundings.

September Precipitation Trends in Alpirsbach

The chart displays monthly precipitation patterns in Alpirsbach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1059310167130139114121749269131
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Alpirsbach

In September, Alpirsbach, Germany experiences a moderate humidity level of 85%, making it a transitional month as summer gives way to autumn. This slight uptick from August's 84% indicates a gradual shift towards the wetter conditions typical of the approaching fall months. Throughout the year, humidity remains high, peaking in winter with 91% in January and December. The trend shows a gradual decline from the year's start, reaching its lowest point in May at 79%, before rising again in the latter months. As September emerges, it seamlessly blends the lingering warmth of summer with the refreshing dampness of fall, inviting both locals and visitors to enjoy the picturesque scenery of this charming town.

September Average Humidity in Alpirsbach

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

In September, the UV Index in Alpirsbach, Germany starts to dip from the peak summer levels but remains noticeable at a UV Index of 6, categorized as high exposure. With a burn time of just 25 minutes, the risk of skin damage increases, underscoring the importance of protective measures during outdoor activities. This month marks a transition into milder autumn conditions while still retaining some summer intensity, as evidenced by the higher UV values in the preceding months of July and August. As the year unfolds, one can observe a downward trend, with the index gradually decreasing to a more moderate UV Index of 4 by October. It’s a reminder that while the sun's strength is waning, caution is still warranted. For more information, check out the detailed Alpirsbach UV Index.

Maximum UV Index Levels in Alpirsbach for September

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

September in Alpirsbach, Germany, brings a delightful transition as summer gently fades into autumn, providing 323 hours of sunshine. This month reflects a dip from the sun-soaked heights of July with its impressive 415 hours, yet it still maintains a vibrant warmth compared to earlier months. As the year progresses, one can observe a distinct trend: the days grow brighter from January’s mere 135 hours of sunlight, peaking in the heart of summer before gradually diminishing as winter approaches. The comfortable glow of September serves as a reminder of the enriching warmth experienced during the summer, appealing to those who relish outdoor activities before the crisp chill of October arrives. As the landscape transforms with autumn colors, the lingering sunshine invites residents and visitors alike to bask in the beauty of early fall.

Monthly Sunshine Duration in Alpirsbach: September Highlighted

The September sunshine duration represents the total number of hours Alpirsbach 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.
JanFebMarAprMayJunJulAugSepOctNovDec135h211h284h355h384h397h415h380h323h268h196h150h
Data source: Alpirsbach September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Alpirsbach During September

In Alpirsbach, Germany, the likelihood of sunny weather shows a marked increase as summer transitions into fall. September stands out with a 42% chance of sunshine, making it one of the sunnier months of the year. This uptick follows a gradual rise from the dreariness of winter, highlighted by only 12% sunshine in January and steadily climbing to a peak in the spring and early summer months. After the summer lull, where the chances hover around the low thirties, September offers a refreshing glimpse of brighter days, suggesting that this month can be an inviting time to enjoy outdoor activities amidst the beautiful autumn backdrop.

Percentage of Sunny Days in September in Alpirsbach

The chart illustrates the percentage of sunny days in Alpirsbach 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 Alpirsbach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%40%41%47%32%30%36%33%42%33%23%22%
Data source: Alpirsbach September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Alpirsbach in September

As autumn approaches in Alpirsbach, Germany, September offers a gentle transition in daylight, with around 12 hours of sunshine poised between the summer's peak and the approaching winter months. After basking in up to 15 hours during the summer, the daylight begins to wane, hinting at the seasonal shift. This month marks a noticeable drop from August, which enjoys nearly a full hour more of daylight. However, as the leaves start to golden and fall, the shorter days create an intimate ambiance perfect for cozy gatherings. As daylight hours continue to recede into October, September serves as a delightful reminder of the lingering warmth before the long shadows of winter take hold.

Average Daylight Hours in Alpirsbach for September

The chart illustrates the variation in daylight duration in Alpirsbach throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 49m10h 12m11h 55m13h 41m15h 12m15h 59m15h 34m14h 13m12h 31m10h 46m9h 13m8h 23m
Data source: Alpirsbach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Alpirsbach

As summer gives way to autumn, September in Alpirsbach, Germany ushers in a noticeable shift in its wind patterns. With an average wind speed of 1.9 m/s (4 mph), this month marks the year’s lowest, signaling a gentle transition from the breezy warmth of summer. This decline in wind intensity reflects a broader trend, as the region experiences a gradual decrease in wind speeds from the vibrant spring months through to the calmness of early fall. The softer winds of September create a serene atmosphere, inviting locals and visitors alike to enjoy the picturesque autumn landscapes and reflect on the serene beauty of nature as it prepares for the colder months ahead.

Average September Wind Speed in Alpirsbach

The chart displays monthly wind speed patterns in Alpirsbach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.12.92.73.72.02.32.51.9 m/s2.62.53.1
Data source: Alpirsbach September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Alpirsbach Compares to Other Months

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

In September, the weather is generally mild, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 28°C (82°F) and an average of 13°C (56°F). The month experiences about 74 mm (2.9 in) of precipitation over 12 days, accompanied by relatively high humidity at 85%. In contrast, January ushers in much colder conditions, with temperatures plummeting to a minimum of -20°C (-4°F) and averaging -1°C (31°F), peaking at only 12°C (54°F). January also sees increased precipitation at 104 mm (4.1 in) across 13 days, alongside slightly higher humidity at 91%. For a more detailed look into January's conditions, you can check Alpirsbach weather in January.

In September, temperatures in Alpirsbach range from a cool 0°C (32°F) at night to a warm 28°C (82°F) during the day, with an average of 13°C (56°F). The weather is relatively humid, with 85% humidity and about 74 mm (2.9 in) of precipitation spread over 12 days. In contrast, February presents a much colder climate, where temperatures can plummet to a minimum of -18°C (-1°F) and only reach a maximum of 18°C (65°F), with an average of 2°C (35°F). This month sees slightly higher precipitation of 93 mm (3.6 in), also over 12 days, and an increase in humidity to 89%. For more details, you can check Alpirsbach weather in February.

In September, the weather tends to be milder, with minimum temperatures around 0°C (32°F) and maximums reaching up to 28°C (82°F), averaging at a comfortable 13°C (56°F). The month experiences approximately 74 mm (2.9 in) of precipitation over 12 days, with humidity levels around 85%. In contrast, March presents a cooler and more variable climate, with temperatures ranging from a frigid -21°C (-5°F) to a pleasant 21°C (70°F), averaging 4°C (40°F). This month sees higher precipitation, totaling 101 mm (4.0 in) across 15 days, and slightly elevated humidity at 87%. For a more detailed look at March weather in the area, check out Alpirsbach weather in March.

When comparing the weather in September and April, we see notable differences in temperature and overall climate. September generally boasts warmer temperatures, with a minimum of 0°C and an average of 13°C, peaking at 28°C. In contrast, April starts off colder, with minimum temperatures dipping to -8°C and an average of 8°C, reaching a maximum of 25°C. Precipitation is relatively similar, with September recording 74 mm over 12 days and April slightly lower at 67 mm over 10 days. Humidity levels are comparable, with September at 85% and April at 83%. For a closer look at the specific conditions, you can check Alpirsbach weather in April.

In comparing the weather of September and May, both months exhibit a range of temperatures with maximums reaching similar heights of 28°C (82°F) in September and 28°C (83°F) in May. However, September tends to be slightly warmer on average, with temperatures ranging from a minimum of 0°C (32°F) to an average of 13°C (56°F), compared to May's minimum of -2°C (28°F) and an average of 12°C (53°F). Additionally, September experiences less precipitation, totaling 74 mm (2.9 in) over 12 days, while May sees a higher accumulation of 130 mm (5.1 in) over 17 days. Humidity levels are slightly elevated in September at 85%, compared to 79% in May. For a detailed look at the weather conditions in May, you can refer to Alpirsbach weather in May.

September and June exhibit notable differences in weather patterns. In June, temperatures are generally warmer, with an average of 17°C (62°F) and highs reaching up to 32°C (91°F), compared to September's cooler average of 13°C (56°F) and maximum temperatures of 28°C (82°F). June also experiences higher precipitation levels at 139 mm (5.5 in) over 14 days, while September, though still wet, sees less at 74 mm (2.9 in) across 12 days. Humidity levels are relatively similar, with June at 82% and September slightly higher at 85%. For more detailed information, check out Alpirsbach weather in June.

In comparing the weather between September and July, September tends to be cooler overall, with temperatures ranging from a chilly minimum of 0°C (32°F) to a comfortable maximum of 28°C (82°F) and an average of 13°C (56°F). In contrast, July experiences warmer temperatures, with a minimum of 6°C (43°F), an average of 18°C (64°F), and a maximum reaching up to 33°C (92°F). Additionally, July sees higher precipitation levels, totaling 114 mm (4.5 in) over 15 days, compared to September’s 74 mm (2.9 in) over 12 days. Humidity levels are fairly similar in both months, with September at 85% and July at 83%. For a more detailed look at July's weather, you can visit Alpirsbach weather in July.

In August, temperatures ranged from a minimum of 5°C (41°F) to a maximum of 33°C (93°F), with an average of 18°C (64°F). This month also experienced higher precipitation levels, totaling 121 mm (4.8 in) over 16 days, while humidity was slightly lower at 84%. In contrast, September brought cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 28°C (82°F), leading to an average of 13°C (56°F). Additionally, September saw less rainfall, amounting to 74 mm (2.9 in) across 12 days, yet humidity remained relatively high at 85%. For more detailed information on August weather, check Alpirsbach weather in August.

September typically enjoys warmer temperatures, with averages around 13°C (56°F) and highs reaching up to 28°C (82°F), while October sees a drop in temperature, averaging 9°C (49°F) and peaking at 23°C (73°F). Precipitation increases slightly from 74 mm (2.9 in) in September to 92 mm (3.6 in) in October, accompanied by a similar number of rainy days. Moreover, October's humidity is a bit higher at 88%, compared to September's 85%. For those interested in a more detailed look at October weather patterns, you can check out Alpirsbach weather in October.

September and November exhibit distinct contrasts in weather. In September, temperatures range from a chilly 0°C (32°F) at night to a pleasant 28°C (82°F) during the day, with an average of 13°C (56°F). This month sees about 74 mm (2.9 in) of precipitation over 12 days, accompanied by a relatively high humidity of 85%. In contrast, November is noticeably colder, with temperatures dipping to a minimum of -6°C (22°F) and an average of just 4°C (39°F), peaking at 19°C (67°F). The precipitation during this month is slightly lower at 69 mm (2.7 in) over 11 days, and humidity increases slightly to 89%. For a detailed overview of the weather in November, you can visit Alpirsbach weather in November.

September and December present contrasting weather patterns. In September, temperatures range from a minimum of 0°C (32°F) to a maximum of 28°C (82°F), with an average of 13°C (56°F). The month sees about 74 mm (2.9 in) of precipitation spread over 12 days, accompanied by a relatively high humidity level of 85%. In stark contrast, December experiences much colder temperatures, with minimums dropping to -9°C (16°F) and maximums reaching only 13°C (55°F), averaging 2°C (35°F). The likelihood of precipitation increases to 131 mm (5.2 in) over 18 days, and humidity rises to 91%, making December feel much wetter and colder. For more detailed insights, you can check Alpirsbach weather in December.

Compare Alpirsbach's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Alpirsbach

September in Alpirsbach marks a transformative shift in weather, blending the warmth of late summer with the early whispers of autumn. As temperatures begin to cool from the highs of summer, the air takes on a refreshing crispness, yet can still reach pleasant peaks. With a higher humidity level and an increase in precipitation days, this month often feels more dynamic compared to the drier, sunnier months of July and August. This unique combination makes September a beautifully unpredictable time in Alpirsbach, ideal for those seeking to experience the changing seasons in all their glory. For more insights on how the weather unfolds throughout the year, visit Alpirsbach Climate.