Last updated: February 26, 2025
In Altoetting, Germany, September presents a notable transition from summer's warmth to the cool embrace of autumn. Average temperatures hover around 15°C (60°F), with highs reaching a toasty 30°C (86°F), while chilly nights can dip to a brisk 3°C (37°F). However, the month is not without its share of moisture, as 79 mm (3.1 in) of rain falls over 11 days, contributing to a humidity level of 82%. This interplay of temperature and precipitation shapes a dynamic and refreshing environment, ideal for both exploration and reflection.
In September, Altoetting, Germany, transitions into the early hints of autumn with a comforting drop in temperatures compared to the heights of summer. The minimum temperature sits at a mild 3°C (37°F), while the average climbs to a pleasant 15°C (60°F), reaching a warm 30°C (86°F) at its peak. This month showcases a delightful blend of early fall's crispness and the lingering warmth of summer, making it an ideal time for outdoor exploration. As daylight begins to wane, the temperatures reflect a gradual cooling trend that sets the stage for the upcoming months, inviting locals and visitors alike to embrace the beauty of Altoetting's scenic landscapes.
In September, Altoetting experiences a moderate precipitation amount of 79 mm (3.1 in), marking a slight decrease from the wetter months of August and May. With rainfall spread across 11 days, the month maintains the region’s characteristic dampness, making it a transitional period as autumn approaches. This trend reflects a shift from the heavy summer showers, as September’s totals show consistency with the early fall pattern, where precipitation typically hovers around this level. Notably, the overall climate during this time remains conducive to vibrant fall foliage and the subtle beauty of changing seasons, even as the rainfall becomes less frequent compared to the peak summer months.
In September, Altoetting, Germany, experiences a noticeable shift in humidity levels, settling at 82%. This marks a stabilization after the slightly higher levels seen in the summer months of July and August, both at 80% and 82%, respectively. As the summer warmth gives way to autumn's cool embrace, the humidity begins to trend upward again heading into the fall, reflecting a gradual transition towards the wetter months ahead. The overall pattern indicates a steady rise from winter's peak of 91% in January down to a low of 76% in May, before starting another ascent, preparing residents for the increased moisture characteristic of the coming months.
In September, Altoetting, Germany, experiences a notable shift in the UV Index, settling at 6, which falls into the high exposure category. This indicates that while the temperatures begin to cool, sun protection remains essential, with a burn time of approximately 25 minutes. As the summer months transition, marked by peak indices of 9 in July and June, the UV levels gradually decrease yet still demand caution. This trend toward lower UV intensity will continue into the autumn months, making September a crucial time to be mindful of sun exposure. For more details on UV trends throughout the year, visit Altoetting UV Index.
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As September unfolds in the charming town of Altoetting, Germany, residents are treated to an inviting 305 hours of sunshine, gracefully bridging the vibrant warmth of summer with the cooler embrace of autumn. This month marks a gentle decline in sunlight compared to the sun-drenched peak of July, which boasts a delightful 421 hours. However, September's golden rays still shine brightly, reflecting a steady trend of diminishing daylight as the year progresses. With each month, the hours of sunshine gradually lessen, from a robust 366 hours in May to the softer glow of 267 hours in October. As nature begins to prepare for the winter’s rest, September stands as a beautiful reminder of summer’s lingering warmth, inviting everyone to bask in its radiant glow before the year’s end.
In Altoetting, Germany, the likelihood of sunny weather reaches a notable 50% in September, marking it as one of the brighter months of the year. This increase is particularly significant when compared to the preceding months, where sunshine chances fluctuate between 27% and 43%. As summer transitions to autumn, September stands out, offering a promising opportunity for those seeking outdoor activities. Interestingly, the likelihood of sunny days starts to decline again in October, dropping back to 35%, underscoring September's status as a peak month for sunshine in this region.
As summer fades into fall, September in Altoetting, Germany, signals a transition with an average of 12 hours of daylight. After basking in the longest days of the year during June and July, which enjoy a full 15 hours of sunlight, September sees a gentle decline. This decrease of 3 hours mirrors the earlier months of the year, where daylight gradually increases from the 8 hours in January to a peak in high summer. The shift in daylight duration not only marks the changing seasons but invites residents to embrace the cozy charm of autumn, as nature begins its colorful transformation. As the days grow shorter, there’s a palpable sense of anticipation for the cozy activities that fall brings.
As summer transitions to autumn in Altoetting, Germany, September brings the season's calm with an average wind speed of 2.0 m/s (5 mph), marking a notable dip from the breezier months of May and June. This decline in wind intensity signals a shift; while the warmer months enjoy mild gusts, the arrival of fall tends to envelop the region in a gentle stillness. The trend shows that after a peak in springtime breezes, September embraces a more serene atmosphere, inviting reflection as the leaves begin to change. As the days grow shorter, the approachable winds remind us of nature’s cyclical dance—from lively summer winds to the tranquil embrace of autumn.
The weather in Altoetting 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 Altoetting and find detailed weather information for every month.
September and January exhibit starkly contrasting weather patterns. In September, temperatures range from a brisk 3°C (37°F) to a warm 30°C (86°F), with an average of 15°C (60°F). This month experiences relatively moderate precipitation, with about 79 mm (3.1 in) over 11 days and humidity levels around 82%. In contrast, January is much colder, with temperatures plunging to a minimum of -15°C (5°F) and averaging just 1°C (34°F). The maximum temperature only reaches 14°C (57°F), accompanied by slightly lower precipitation at 73 mm (2.9 in) over the same 11 days, yet humidity remains high at 91%. For a detailed look at what to expect, visit Altoetting weather in January.
September and February present quite contrasting weather patterns. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 30°C (86°F), with an average of 15°C (60°F), making it a considerably warmer month. The precipitation level stands at 79 mm (3.1 in) over 11 days, accompanied by a relatively high humidity of 82%. On the other hand, February is much colder, with temperatures dipping as low as -12°C (11°F) and peaking at 19°C (67°F), averaging only 3°C (38°F). Though February sees slightly less precipitation at 69 mm (2.7 in) over 12 days, it comes with higher humidity levels at 89%. For more details on February weather conditions, you can check Altoetting weather in February.
September and March present quite contrasting weather conditions. In September, temperatures range from a mild 3°C (37°F) at night to a warm 30°C (86°F) during the day, with an average of 15°C (60°F), accompanied by 79 mm (3.1 in) of rain over about 11 days. The humidity is relatively high at 82%, creating a warm and damp atmosphere.
In contrast, March experiences cooler temperatures, with a minimum of -12°C (11°F) and a maximum of 21°C (70°F), averaging around 6°C (43°F). Although the precipitation is slightly lower at 76 mm (3.0 in), it occurs over more days—about 14 days—resulting in a higher humidity level of 87%. For more detailed insights on the weather during this month, you can visit Altoetting weather in March.
In September, temperatures typically range from a chilly 3°C (37°F) at night to a warm 30°C (86°F) during the day, averaging around 15°C (60°F). The month experiences about 79 mm (3.1 in) of rain spread across 11 days, while the humidity remains consistently high at 82%. In contrast, April sees cooler nights with temperatures dipping to -5°C (24°F) and daytime highs reaching up to 28°C (82°F), averaging around 10°C (51°F). Although April has less precipitation, totaling 48 mm (1.9 in) over 10 days, the humidity remains the same at 82%. For a closer look at April's weather specifics, you can check Altoetting weather in April.
In comparing the weather of September and May, we see some noteworthy differences. September generally experiences a broader temperature range with minimums around 3°C (37°F) and maximums peaking at 30°C (86°F), while May has slightly lower minimum temperatures at 2°C (35°F) and can reach a similar maximum of 31°C (88°F). Precipitation is higher in May, totaling 126 mm (4.9 in) over 17 days, compared to September’s 79 mm (3.1 in) across 11 days. Interestingly, while September is more humid at 82%, May boasts a slightly lower humidity level of 76%. For a detailed look at May's weather patterns, visit Altoetting weather in May.
In comparing the weather of September and June, we see notable differences in temperatures and rainfall. September tends to have a wider temperature range, with a minimum of 3°C (37°F) and a maximum of 30°C (86°F), averaging around 15°C (60°F). In contrast, June is generally warmer, with a minimum of 6°C (43°F) and a maximum of 34°C (94°F), averaging 20°C (68°F). Rainfall in June is also higher, with 113 mm (4.4 in) of precipitation over 13 days, compared to September's 79 mm (3.1 in) over 11 days. Despite this, both months experience relatively high humidity, with June being slightly less humid at 80% compared to September's 82%. For a more detailed look at June's weather, you can check this link: Altoetting weather in June.
The weather in September is notably cooler than in July, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 30°C (86°F), averaging around 15°C (60°F). In contrast, July experiences higher temperatures, with a minimum of 10°C (51°F) and a maximum of 35°C (95°F), averaging about 20°C (68°F). Additionally, September sees less precipitation overall, with 79 mm (3.1 in) spread over 11 days compared to July's 106 mm (4.2 in) over 15 days. Interestingly, both months have high humidity levels, although September's humidity is slightly higher at 82%, compared to July's 80%. For more detailed information on July weather, check Altoetting weather in July.
In comparing the weather between August and September, we see a notable shift in temperature and precipitation patterns. September features a wider temperature range, with minimums dropping to 3°C (37°F) and maximums peaking at 30°C (86°F), compared to August's milder minimum of 8°C (47°F) and higher maximum of 34°C (94°F). Additionally, September experiences less precipitation, totaling 79 mm (3.1 in) over 11 days, in contrast to August's 122 mm (4.8 in) over 14 days. Interestingly, both months maintain the same humidity level of 82%, suggesting that while September is cooler and drier, the overall mugginess remains consistent. For further insights into August's climate, you can visit Altoetting weather in August.
September and October present a noticeable transition in weather patterns. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 30°C (86°F), with an average temperature of 15°C (60°F). The month experiences 79 mm (3.1 in) of precipitation over 11 days and humidity levels around 82%. In contrast, October sees cooler temperatures, with a minimum of 0°C (33°F), an average of 11°C (52°F), and a maximum of 24°C (75°F). Precipitation slightly increases to 81 mm (3.2 in) over 12 days, while humidity rises to 87%. This shift marks a move towards colder and wetter conditions as autumn progresses. For more specifics on October weather, check out Altoetting weather in October.
September experiences warmer temperatures, with average highs reaching up to 30°C (86°F) and a more moderate average of 15°C (60°F). In contrast, November brings a notable drop in temperatures, with maximums around 19°C (67°F) and an average of only 5°C (42°F), even dipping to a minimum of -4°C (25°F). Additionally, while September sees more rainfall over 11 days with 79 mm (3.1 in) of precipitation, November is slightly drier, accumulating 54 mm (2.1 in) over just 9 days. Humidity also rises in November, reaching 89%, compared to September's 82%. For more detailed information, check out Altoetting weather in November.
In September, the weather is generally milder, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 30°C (86°F) and an average of 15°C (60°F). The month experiences around 79 mm (3.1 in) of precipitation over 11 days and has a relatively high humidity level at 82%. In contrast, December sees much colder temperatures, with a minimum of -6°C (22°F) and a maximum of 14°C (57°F), averaging just 3°C (37°F). This month typically experiences more precipitation, totaling 100 mm (3.9 in) over about 16 days, along with increased humidity at 92%. For a detailed look at weather patterns in December, check out Altoetting weather in December.
September in Altoetting marks a transition into cooler autumn days, characterized by a wider range of temperatures that cool considerably from the summer heat, offering a refreshing change. While you can still enjoy warm afternoons, the nights tend to bring a chill, making a cozy sweater a necessity. The month sees a notable rise in precipitation, with more frequent rainy days compared to the drier months of summer. Humidity remains relatively high, contributing to a softer, mistier atmosphere as nature prepares for the fall. For a deeper understanding of how September fits into the broader climate patterns of this beautiful region, explore the details here: Altoetting Climate.