Last updated: February 26, 2025
In September, Starnberg, Germany, experiences mild yet varied weather, with temperatures ranging from a cool 2°C (37°F) at night to reaching a pleasant 28°C (83°F) during the day. The average temperature sits at a comfortable 14°C (58°F), making it an ideal time for outdoor activities. However, visitors should be prepared for the occasional rain, as 12 days of precipitation contribute to a total of 94 mm (3.7 in) of rainfall throughout the month. The high humidity level of 83% can make the air feel warmer, especially during sunny spells. Whether you’re exploring the scenic landscapes or enjoying local festivals, September in Starnberg offers a captivating blend of pleasant warmth and refreshing rain.
September in Starnberg, Germany, marks a delightful transition into autumn, characterized by temperatures that gently shift from the warmth of summer. With minimums around 2°C (37°F) and an average temperature of 14°C (58°F), the month serves as a brisk welcome to falling leaves and cooler breezes. Daytime highs can still reach up to 28°C (83°F), allowing for a few lingering warm afternoons. This notable reduction in temperature signifies the gradual retreat of summer's heat while inviting residents and visitors alike to enjoy the stunning natural beauty of the area, especially as the landscapes begin their colorful transformation. Overall, September in Starnberg is a month where mild weather harmonizes with the onset of autumn's charm.
In September, Starnberg experiences a notable shift in precipitation, with 94 mm (3.7 in) of rainfall spread over approximately 12 days. This represents a moderate amount compared to the wetter months of late spring and summer, yet it still plays a crucial role in maintaining the region's lush landscapes as summer wanes. While August typically sees the highest precipitation at 133 mm (5.2 in), September’s rainfall, though diminished, continues a consistent trend of hydration that helps transition into the drier autumn months. By October, precipitation lessens further to 84 mm (3.3 in), indicating a steady decline as the region prepares for the cooler months ahead. Overall, September acts as a bridge, balancing the lingering warmth of summer with the approaching chill of fall, as rain nourishes the earth before winter’s arrival.
In September, Starnberg, Germany experiences a moderate humidity level of 83%, maintaining a comfortable balance before the onset of autumn. This marks a slight increase from August’s 80%, indicating a gradual transition towards the wetter months ahead. As the year progresses, humidity levels tend to fluctuate, peaking in winter with January and October both nearing 90%. Interestingly, the late summer months, particularly from May to August, show a gradual decline in humidity, suggesting a brief respite from the dampness before fall sets in. Overall, September serves as a serene bridge, where the lingering warmth of summer begins to blend seamlessly with the crispness of autumn.
As September rolls into Starnberg, the UV Index starts to decline from the peak summer levels, aligning with the changing season. With a UV Index of 6, categorized as high, residents and visitors should remain vigilant, as the burn time is 25 minutes. This marked shift from the sweltering very high ratings of July and August highlights the need for consistent sun protection, even as the sun’s intensity begins to wane. With shorter days ahead, it’s essential to adapt your sun habits—whether it's seeking shade or applying sunscreen regularly. For detailed information on UV patterns throughout the year, visit Starnberg UV Index.
UV Risk Categories
As summer transitions into autumn, September in Starnberg, Germany, continues to bask in delightful sunshine, boasting an impressive 306 hours of bright, golden rays. This month stands out as a remarkable blend of warmth and light, perfectly capturing the tail end of summer, yet showing a slight decrease from the soaring 410 hours of July. During the year, daylight hours peak in June and July, but September still offers a generous dose of sunshine that outshines the earlier months, providing an inviting backdrop for outdoor activities and scenic views. As the cooler October draws near, with its 268 hours of light, September serves as a gentle reminder of summer’s lingering embrace, making it a cherished time for residents and visitors alike to relish the lingering warmth and beautiful landscapes of this picturesque region.
As September rolls into Starnberg, Germany, the chances of enjoying sunny weather brighten noticeably, peaking at 46%—the highest for the year. This marks a gradual shift from the earlier summer months, where the likelihood of sunshine hovers below 40%. Looking at the trend, it appears that after a relatively dim summer, the arrival of autumn offers a refreshing boost of sun. Despite the impending colder months, which see a decline in sunshine chances, September stands out as a delightful time to relish the outdoors under clearer skies. With the sun more likely to grace the region, it’s the perfect opportunity to soak in the vibrant hues of early autumn amid Starnberg's picturesque landscapes.
As summer fades into autumn, September in Starnberg, Germany, brings a gentle decline in daylight hours, with the sun illuminating the landscape for 12 hours each day. This reduction marks a gradual transition from the vibrant long days of June, July, and August, which each basked in 15 hours of golden light. With daylight slowly waning, September still retains a pleasant brightness, standing in contrast to the shorter days that loom ahead as October and November approach, where daylight dwindles to 10 and 9 hours, respectively. This shift evokes a sense of change, inviting both residents and visitors to relish the last warm days before the crisp chill of autumn fully sets in.
As summer fades and autumn approaches, the winds in Starnberg, Germany noticeably soften. In September, the average wind speed drops to a gentle 1.9 m/s (4 mph), making it the least breezy month of the year. This decrease marks a trend from the slightly stronger winds in spring and early summer, where speeds hovered around 3.2 m/s (7 mph). It seems the rustling leaves and tranquil waters of the Starnberger See harmonize perfectly with the serene September air, inviting residents and visitors alike to embrace the calm before the winter chill sets in. The gradual reduction in wind speed highlights the transition towards the more stable, yet brisk conditions of autumn, offering a glimpse of the picturesque, quieter days ahead.
The weather in Starnberg 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 Starnberg and find detailed weather information for every month.
September and January present stark contrasts in weather conditions. September offers a mild climate with temperatures ranging from a minimum of 2°C (37°F) to a pleasant maximum of 28°C (83°F), characterized by an average temperature of 14°C (58°F). This month experiences 94 mm (3.7 in) of precipitation over roughly 12 days, with humidity levels around 83%. In comparison, January brings much colder temperatures, with a minimum of -21°C (-6°F) and an average temperature of just 1°C (33°F), peaking at a maximum of 15°C (59°F). The precipitation in January, although slightly less at 77 mm (3.0 in) over 11 days, is accompanied by a higher humidity level of 93%. For more detailed information about the weather in January, you can refer to Starnberg weather in January.
In September, the weather is generally milder with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 28°C (83°F), averaging around 14°C (58°F). It experiences a high level of humidity at 83% and receives about 94 mm (3.7 in) of precipitation over approximately 12 days. In contrast, February brings much colder conditions, with temperatures dipping to a minimum of -17°C (2°F) and averaging just 3°C (37°F), peaking at 18°C (65°F). Although February has slightly less precipitation at 73 mm (2.9 in) over the same number of days, it has higher humidity levels at 89%. For more details on the February weather in Starnberg, you can visit Starnberg weather in February.
In comparing the weather between September and March, we see notable differences in temperature and precipitation patterns. September boasts a milder average temperature of 14°C (58°F) with a maximum of 28°C (83°F), while March has a cooler average of just 5°C (42°F) and can still dip down to a minimum of -13°C (9°F). The humidity is relatively high in both months, with September at 83% and March slightly higher at 86%. Additionally, September experiences more precipitation overall—94 mm (3.7 in) over 12 days—compared to March's 69 mm (2.7 in) across 14 days. For more detailed insights into March weather, you can visit Starnberg weather in March.
When comparing the weather in September and April, a few notable differences emerge. September typically boasts warmer temperatures, with a minimum of 2°C (37°F) and an average of 14°C (58°F), while April starts cooler, with a minimum of -4°C (24°F) and an average of 9°C (49°F). Despite both months experiencing similar humidity levels at 83%, September tends to have more precipitation, receiving 94 mm (3.7 in) over 12 days compared to April's 53 mm (2.1 in) over 10 days. For more detailed information about the weather in Starnberg during April, visit Starnberg weather in April.
September and May showcase distinct weather patterns, highlighting the transition from summer to autumn. In September, temperatures range from a minimum of 2°C (37°F) to a comfortable average of 14°C (58°F), peaking at 28°C (83°F), while experiencing 94 mm (3.7 in) of precipitation over about 12 days, accompanied by relatively high humidity at 83%. In contrast, May presents slightly cooler conditions with temperatures spanning from a minimum of -1°C (31°F) to an average of 13°C (55°F), reaching a maximum of 31°C (87°F). Additionally, May sees more precipitation at 134 mm (5.3 in) over 18 days but with lower humidity levels at 78%. For a detailed look at the weather specifics for May, check out Starnberg weather in May.
September and June present distinct weather profiles. In September, temperatures range from a minimum of 2°C (37°F) to a maximum of 28°C (83°F), with an average of 14°C (58°F). The month experiences 94 mm (3.7 in) of precipitation over 12 days, coupled with a high humidity level of 83%. In contrast, June offers warmer temperatures, starting at a minimum of 5°C (41°F) and peaking at 33°C (92°F), with an average temperature of 18°C (65°F). June also sees more precipitation, totaling 121 mm (4.8 in) over 15 days, while the humidity is slightly lower at 79%. For more details on June weather, you can check Starnberg weather in June.
Comparing the weather in September and July reveals distinct contrasts in temperature and precipitation. In September, temperatures range from a chilly 2°C (37°F) at night to a comfortable 28°C (83°F) during the day, with an average of 14°C (58°F). The month sees about 94 mm (3.7 in) of precipitation over 12 days, accompanied by a humidity level of 83%. In contrast, July is warmer, with minimum temperatures of 9°C (48°F) and maximums reaching 33°C (92°F), averaging 19°C (66°F). However, it experiences more rainfall, totaling 125 mm (4.9 in) across 14 days, while maintaining a slightly lower humidity at 82%. For more details, you can check Starnberg weather in July.
In comparing the weather between August and September, it is evident that September experiences cooler temperatures, with a minimum of 2°C (37°F) and an average of 14°C (58°F), while August enjoys milder conditions, starting at a minimum of 9°C (49°F) and averaging 19°C (66°F). The maximum temperature in August peaks at 33°C (92°F), making it substantially warmer than September's maximum of 28°C (83°F). Additionally, September sees slightly less precipitation (94 mm or 3.7 in) over 12 days compared to August’s 133 mm (5.2 in) over 15 days, yet both months maintain relatively high humidity levels, with September at 83% and August at 80%. For a deeper dive into August weather specifics, visit Starnberg weather in August.
As September transitions into October, the weather shows notable shifts in temperature and humidity. September boasts a milder minimum temperature of 2°C (37°F) and an average of 14°C (58°F), with highs reaching up to 28°C (83°F). In contrast, October experiences cooler nights with a minimum temperature dipping to -1°C (31°F) and an average of 10°C (51°F). While both months see around 12 days of precipitation, October’s rainfall is slightly less, totaling 84 mm (3.3 in) compared to September's 94 mm (3.7 in). Interestingly, October also has a higher humidity level at 90%, which contributes to the chill in the air. For more detailed insights on October weather, check out Starnberg weather in October.
In September, the weather features a broad temperature range with a minimum of 2°C (37°F) and a maximum of 28°C (83°F), averaging around 14°C (58°F). The month sees a fair amount of rain, with 94 mm (3.7 in) of precipitation spread over 12 days, while the humidity remains relatively high at 83%. In contrast, November experiences cooler temperatures, dropping to a minimum of -3°C (27°F) and averaging 5°C (41°F), with a maximum reaching 19°C (67°F). The precipitation is lighter at 54 mm (2.1 in) over 9 days, and humidity increases slightly to 89%. For more detailed information on November weather, you can check Starnberg weather in November.
In September, the weather in Starnberg is notably milder, with average temperatures ranging from a minimum of 2°C (37°F) to a maximum of 28°C (83°F), and the humidity at 83%. With 94 mm (3.7 in) of precipitation spread over 12 days, the month tends to have warm days that gradually cool down into the evening. In contrast, December brings a stark chill, with temperatures varying from a minimum of -6°C (22°F) to a maximum of just 13°C (56°F). The humidity increases to 90% and the precipitation is similar at 93 mm (3.7 in), but it falls over more days, totaling 16. For more details about December weather, you can check out Starnberg weather in December.
As the summer warmth begins to wane, September in Starnberg presents a unique blend of comfortable temperatures and increased humidity, distinguishing it from the preceding months. With an average temperature of 14°C and maximums occasionally reaching up to 28°C, the weather remains pleasant yet unpredictable, often accompanied by 94 mm of precipitation over approximately 12 days. This month sees nature's transition into autumn, where the vibrant foliage starts to emerge, making it a picturesque time to experience the region. For those looking to explore and plan accordingly, understanding this seasonal shift is key; learn more about Starnberg's diverse climate by visiting Starnberg Climate.