Last updated: February 26, 2025
In September, Sankt Blasien, Germany, experiences a dynamic weather pattern, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 28°C (84°F), creating a pleasant yet variable climate. The average temperature hovers around 15°C (58°F), perfect for enjoying the picturesque surroundings. Rainfall is also a defining feature this month, with an average precipitation of 79 mm (3.1 in) spread over 12 days, contributing to the region's lush greenery. Despite the rainfall, high humidity levels at 83% ensure that the picturesque landscapes remain stunningly vibrant, making early autumn an ideal time to explore Sankt Blasien’s natural beauty.
In September, Sankt Blasien begins to usher in the cooler embrace of autumn, with temperatures ranging from a brisk 1°C (34°F) to a pleasant 28°C (84°F). The average temperature settles around 15°C (58°F), providing a comfortable backdrop for outdoor activities amidst the stunning fall foliage. This month sees a notable shift from the sweltering heat of summer, as the daily highs gradually taper off while the nights become crisper. It's a transitional period characterized by both vibrant sunny days and the chill of encroaching winter, inviting visitors to enjoy the serene beauty of the Black Forest landscape.
September in Sankt Blasien, Germany, sees a moderate drop in precipitation, with 79 mm (3.1 in) of rain falling over an average of 12 days. This marks a decrease from the wet summer months, notably August, which experienced significantly higher rainfall of 119 mm (4.7 in). As the season transitions towards autumn, the precipitation patterns suggest a shift toward drier conditions—foreshadowing the crisp, cooler weather that follows. Despite the reduction, September remains an important month for hydration in the region, maintaining a balance before the wetter months of October and December approach. The overall trend indicates a gradual decline in rainfall from the peak summer levels, hinting at the natural rhythm of Sankt Blasien's climate.
In September, Sankt Blasien experiences a relatively moderate humidity level of 83%, which aligns with the subtle upward trend observed during the late summer months. Following a dip to 80% in August, the increase in humidity hints at the transition towards the wetter autumn season. This pattern is reflective of the typical climatic behavior in the region, where humidity tends to rise again as temperatures begin to drop and the air holds more moisture. As the year progresses into October, the humidity will climb significantly to 90%, emphasizing the onset of a more humid environment characterized by cooler temperatures and the impending winter chill. Overall, September serves as a bridge, connecting the summer's drier days to the more humid months ahead.
As September unfolds in Sankt Blasien, Germany, residents can enjoy a noticeable drop in UV intensity compared to the peak summer months. With an average UV Index of 6, categorized as high, the burn time increases back to 25 minutes, allowing for a bit more outdoor enjoyment without the immediate risk of sunburn. This month marks a transition away from the very high levels seen in July and August, hinting at the arrival of autumn while still providing plenty of opportunities to bask in the beauty of the changing seasons. For more insights on UV levels throughout the year, visit Sankt Blasien UV Index.
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September in Sankt Blasien, Germany, typically basks in 321 hours of sunshine, marking a gentle transition from the vibrant summer months. This delightful period showcases a notable decline in sunlight compared to the peak of July, which boasts an impressive 413 hours. Despite this decrease, September still enjoys significantly more sun than the preceding winter months, creating a warm and inviting atmosphere. As the days grow shorter and autumn approaches, the lingering rays of sunshine highlight the area's captivating landscapes, making it an ideal time for outdoor explorations before the chill of autumn fully sets in.
In Sankt Blasien, Germany, September showcases a noticeable upswing in sunny weather, with a 44% chance of sun gracing the month. This comes after a summer marked by moderate sunshine, where the chances hovered around the 31% to 37% range from June to August. As autumn approaches, September emerges as a transitional period, reflecting a significant leap in sunlit days, comparable to the spring months of April and March, which exhibit slightly higher probabilities of sunshine at 48% and 46%, respectively. This trend indicates that while the cooler months close in, September holds the promise of bright days, making it an inviting time for outdoor activities and exploration in this picturesque region.
In September, Sankt Blasien, Germany, experiences a transition as daylight begins to wane, offering approximately 12 hours of sunlight each day. This marks a noticeable shift from the sunnier days of August, which boasted 14 hours of daylight. The pattern indicates that as summer bids farewell, daylight gradually diminishes, setting the stage for the shorter days of autumn and winter ahead. Following the peak summer months of June, July, and early August, when daylight reached a maximum of 15 hours, September serves as a gentle reminder of the approaching seasonal change, leading into the further decline observed in October with only 10 hours of daylight.
As September rolls into Sankt Blasien, the gentle caress of the wind diminishes, averaging 1.8 m/s (4 mph) this month, marking a notable decline from the lively breezes of spring and early summer. This trend reflects a broader pattern throughout the year, where wind speeds fluctuate modestly. January to April maintain a steady pace between 2.5 m/s to 2.7 m/s, while May introduces a slight uptick to 3.1 m/s, bringing a refreshing change. However, as summer fades, the wind's whisper softens further, dropping to its seasonal low. Interestingly, this September lull is a precursor to a gradual resurgence in October, where the wind picks up again, illustrating the dance between the seasons in this picturesque German town.
The weather in Sankt Blasien 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 Sankt Blasien and find detailed weather information for every month.
September and January showcase stark contrasts in weather conditions. In September, temperatures range from a mild 1°C (34°F) at night to a pleasant 28°C (84°F) during the day, while the month averages around 15°C (58°F). However, it also brings about 79 mm (3.1 in) of precipitation over approximately 12 days, with humidity levels reaching 83%. In contrast, January plunges into the depths of winter, where nighttime temperatures can drop to a frigid -18°C (0°F) and the maximum only reaches 14°C (57°F), averaging around 0°C (33°F). This colder month sees higher precipitation at 118 mm (4.6 in) spread over about 13 days, along with increased humidity levels of 92%. For a detailed look at January weather, visit Sankt Blasien weather in January.
September offers a mild transition into autumn, with average temperatures ranging from a cool 1°C (34°F) at night to a warm high of 28°C (84°F) during the day. This month sees approximately 79 mm (3.1 in) of precipitation over 12 days, accompanied by a relatively high humidity of 83%. In contrast, February presents a much colder climate, with temperatures dipping to a minimum of -12°C (11°F) and averaging around 3°C (37°F), peaking at 17°C (64°F). Although February experiences slightly more precipitation at 95 mm (3.7 in) over the same number of days, the humidity is a touch higher at 89%. For a closer look at weather patterns, check out Sankt Blasien weather in February.
September weather typically presents a more moderate climate compared to March. Average temperatures in September range from a mild 15°C (58°F) to a warm maximum of 28°C (84°F), with occasional chilly nights dipping to 1°C (34°F). In contrast, March experiences lower average temperatures, fluctuating between a minimum of -12°C (10°F) and a maximum of 21°C (70°F), making it significantly cooler overall. Additionally, while September receives about 79 mm (3.1 in) of precipitation over 12 days, March sees increased precipitation at 108 mm (4.2 in) across 15 days, accompanied by higher humidity levels of 87%. For more detailed insights, check out Sankt Blasien weather in March.
When comparing the weather in September and April, notable differences emerge. September enjoys a more moderate temperature range, with a minimum of 1°C (34°F) and an average high of 28°C (84°F), while April starts cooler, with minimum temperatures dipping as low as -6°C (22°F) and an average high reaching 26°C (78°F). Both months experience a similar level of humidity, hovering around 83% in September and slightly higher at 84% in April. Precipitation levels also vary; September sees 79 mm (3.1 in) over 12 days, compared to April's 64 mm (2.5 in) over 11 days. For more details on the weather in April specifically, visit Sankt Blasien weather in April.
In September, temperatures are generally milder with a minimum of 1°C (34°F) and an average of 15°C (58°F), peaking at 28°C (84°F). The month experiences about 79 mm (3.1 in) of precipitation over 12 days, coupled with relatively high humidity at 83%. In contrast, May shows slightly cooler temperatures, with a minimum of -2°C (29°F) and an average of 13°C (55°F), while reaching a maximum of 29°C (85°F). However, May is wetter, accumulating 141 mm (5.6 in) of rain across 18 days, and holds a humidity level of 80%. For a detailed look at weather conditions, you can check Sankt Blasien weather in May.
In September, temperatures begin to cool down, with a minimum of 1°C (34°F) and an average of 15°C (58°F), reaching a maximum of 28°C (84°F). The month experiences about 79 mm (3.1 in) of precipitation over 12 days, coupled with high humidity at 83%. In contrast, June offers warmer temperatures, with a minimum of 6°C (42°F), an average of 18°C (65°F), and highs peaking at 34°C (93°F). Additionally, June receives more rainfall, totaling 141 mm (5.5 in) over 15 days, while maintaining slightly lower humidity at 82%. For a detailed look at June weather in Sankt Blasien, you can refer to Sankt Blasien weather in June.
When comparing the weather in September and July, it's evident that July tends to be warmer overall. The minimum temperature in July is 7°C (46°F) compared to September's cooler minimum of 1°C (34°F). July also boasts a higher average temperature of 19°C (67°F) and can reach maximums of 35°C (95°F), whereas September's maximum is 28°C (84°F). However, September has less precipitation than July, with 79 mm (3.1 in) over 12 days compared to July's 104 mm (4.1 in) over 16 days. Both months share the same humidity level of 83%, making the air feel consistently humid. For a closer look at July weather specifics, you can check Sankt Blasien weather in July.
In comparing the weather between August and September, we see a notable shift in temperatures and precipitation patterns. August, with an average temperature of 19°C (66°F) and highs reaching up to 35°C (95°F), is considerably warmer, featuring more extreme heat and higher humidity at 80%. In contrast, September offers a milder climate, with an average temperature of 15°C (58°F) and maximum temperatures peaking at 28°C (84°F). Additionally, September experiences more precipitation, totaling 79 mm (3.1 in) over 12 days, compared to August's 119 mm (4.7 in) over 15 days. For more detailed insights on the weather in August, you can visit Sankt Blasien weather in August.
September typically offers a more mild climate with average temperatures around 15°C (58°F) and a maximum of 28°C (84°F), making it a pleasant month for outdoor activities. However, as we transition into October, the temperatures drop significantly, with averages around 10°C (50°F) and maximums reaching only 23°C (73°F). October also sees an increase in precipitation, with about 96 mm (3.8 in) over 13 days compared to September's 79 mm (3.1 in) over 12 days. Furthermore, humidity levels rise slightly in October to 90%, creating a cooler and more damp atmosphere. For more detailed information, check out Sankt Blasien weather in October.
September weather typically presents a warm and transitioning atmosphere, with temperatures averaging around 15°C (58°F), ranging from a chilly minimum of 1°C (34°F) to a pleasant maximum of 28°C (84°F). Precipitation is moderate, with 79 mm (3.1 in) expected over 12 days and humidity hovering at 83%. In contrast, November ushers in a cooler climate, with average temperatures dropping significantly to 4°C (40°F), and a minimum of -3°C (26°F). While precipitation remains similar at 77 mm (3.0 in) over the same number of days, humidity rises slightly to 88%. For a detailed look at November weather, you can check Sankt Blasien weather in November.
September and December in Sankt Blasien present a stark contrast in weather patterns. September boasts milder temperatures, with averages around 15°C (58°F) and highs reaching 28°C (84°F), while December sees much colder conditions, with average temperatures dropping to 2°C (36°F) and max temperatures of only 13°C (55°F). Additionally, precipitation increases in December, totaling 155 mm (6.1 in) over 18 days compared to September's 79 mm (3.1 in) across 12 days. The humidity also rises, reaching 90% in December from 83% in September, contributing to a notably chillier and wetter environment. For more detailed information, you can check Sankt Blasien weather in December.
As summer gradually gives way to autumn, September in Sankt Blasien brings a delightful transition in weather that stands out from the hotter months. With average temperatures hovering around a mild 15°C, the city enjoys refreshing days, while cooler nights remind us that fall is on the horizon. This month experiences more frequent rainfall, totaling around 79 mm over approximately 12 days, adding a crispness to the air and lushness to the landscape. The humidity remains notably high at 83%, enhancing the cozy, inviting atmosphere. For those looking to understand this shift in climate, explore more about the seasonal changes at Sankt Blasien Climate.