Last updated: February 26, 2025
September in Braunschweig, Germany, offers a dynamic weather experience as summer fades into autumn. With maximum temperatures soaring to 32°C (90°F) and an average of 15°C (59°F), this month can present warm, pleasant days. However, as temperatures dip to a refreshing 1°C (35°F) at night, layers become essential for comfort. Rainfall brings its own rhythm to the month, averaging 57 mm (2.3 in) over about 10 days, contributing to a notably high humidity of 82%. Whether basking in the sun or navigating the occasional drizzle, September in Braunschweig showcases a delightful blend of seasonal transitions.
In Braunschweig, Germany, September marks a beautiful transition from the summer heat as temperatures start to cool down. With a minimum of 1°C (35°F) and an average of 15°C (59°F), the month still boasts comfortable highs reaching up to 32°C (90°F), reminiscent of the lingering warmth of August. As summer gives way to autumn, residents can expect a more temperate climate, ideal for enjoying outdoor activities amidst the changing foliage. This month is a reminder of the gentle shift in seasons, where cooler mornings and pleasantly warm afternoons invite locals and visitors alike to relish the fading summer days before the chill of autumn sets in.
In September, Braunschweig experiences a moderate amount of precipitation, with 57 mm (2.3 in) of rainfall spread over approximately 10 days, mirroring the consistent pattern of earlier months. This slight dip in precipitation compared to the summer months—which averaged around 70 mm—suggests a gradual transition towards drier fall conditions. With the month marking a balance between humid summer and the increasingly crisp aura of autumn, September maintains a charming equilibrium, allowing both residents and visitors to enjoy the changing scenery without the frequent downpours characteristic of the earlier season. This trend indicates a relatively stable climate where rainfall is steady yet not overwhelming, setting the stage for the upcoming cooler months.
In Braunschweig, Germany, the humidity in September typically settles around 82%, marking a subtle increase from the drier summer months of July and August, which experience humidity levels as low as 75%. This seasonal shift is indicative of the transition into autumn, as the air grows more saturated leading into October, where humidity jumps again to 86%. Notably, while September offers a reprieve from the intense summer warmth, the humidity levels remain significantly lower than the winter months of January and December, which see a peak at 91% and 92%, respectively. Overall, September strikes a balance between summer's dryness and the approaching dampness of fall, making it a unique point in Braunschweig's annual humidity cycle.
As summer gives way to autumn in September, Braunschweig experiences a shift in the UV Index, dropping to 5—a moderate level of exposure. This is a notable decrease from the high levels seen in the preceding months of July and August, both at 7. With a burn time of 30 minutes, it’s essential to remain vigilant against sun exposure, particularly for those planning outdoor activities. This trend reflects a gradual transition into the cooler months, which are characterized by lower UV Index values, signaling a time when protective measures become slightly less critical. For more detailed information on UV trends throughout the year, visit the Braunschweig UV Index.
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As summer transitions into autumn, September in Braunschweig showcases a delightful balance of sunshine, boasting 312 hours of sunlight—a remarkable peak after the sun-drenched months of July and June. This month exemplifies the gradual decline in daylight hours, yet it remains a favorite for many, offering a warm, golden ambiance that beckons residents outdoors. Following a vibrant summer, the sunlight starts to wane, but September still stands out with an impressive total, hinting at the fading warmth of the season before the cooler October descends with only 247 hours. This trend of diminishing sunshine serves as a poignant reminder of the changing seasons, with September providing a final flourish of warmth and light.
In Braunschweig, Germany, September marks a subtle shift in weather patterns, with approximately 32% chance of sunny days. This figure suggests a modest increase compared to the summer months of July and August, which hover around 27% and 28% respectively. Interestingly, while the likelihood of sunny weather dips slightly in the fall, September still holds its ground with favorable conditions for outdoor activities. Following a peak in March at 37%, the chance of sun tends to stabilize around 30% for the latter part of the year, hinting that although summer may be winding down, there are still opportunities to enjoy the sun before autumn fully sets in.
As summer gracefully transitions into autumn, September in Braunschweig, Germany, sees a reduction in daylight hours, offering approximately 12 hours of sun each day. This gradual decline marks a shift from the height of summer, where July and June bask in 16 hours of sunlight—ideal for long outdoor activities. Following September, daylight dwindles to just 10 hours in October and 8 hours in November, highlighting the impending winter months. The pattern illustrates a significant waning of brightness from the vibrant days of May and June, which boast the longest durations, to the shorter, cozier days of fall, inviting residents to savor the last highlights of daylight before the darker days of winter set in.
As September arrives in Braunschweig, Germany, the gentle breezes of late summer begin to soften, averaging 2.8 m/s (6 mph). This marks a noticeable dip from the higher wind speeds seen in the earlier months, particularly June and July, which experienced lighter winds. With the transition into autumn, the atmosphere feels calmer, inviting a serene ambiance ideal for leisurely strolls through the city’s historic streets. October, however, anticipates a resurgence in vigor, nudging the average wind speed back up to 3.8 m/s (9 mph) as the season shifts, creating a dynamic interplay of tranquility and briskness that characterizes the changing landscape of Braunschweig.
The weather in Braunschweig 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 Braunschweig and find detailed weather information for every month.
September and January present stark contrasts in weather patterns. In September, temperatures range from a chilly 1°C (35°F) at night to a warm 32°C (90°F) during the day, with an average of 15°C (59°F). The month experiences approximately 57 mm (2.3 in) of precipitation over about 10 days, accompanied by a moderate humidity level of 82%. In contrast, January is much colder, with temperatures dipping as low as -10°C (14°F) and peaking at only 14°C (58°F), bringing an average temperature of 3°C (37°F). This winter month sees similar precipitation levels at 58 mm (2.3 in) but over a slightly longer duration of 12 days, and the humidity rises to 91%. For more insights on January weather, you can check out Braunschweig weather in January.
In September, temperatures range from a minimum of 1°C (35°F) to a maximum of 32°C (90°F), with an average temperature of 15°C (59°F). The month experiences around 57 mm (2.3 in) of precipitation over approximately 10 days, contributing to a relatively high humidity level of 82%. In contrast, February sees much colder conditions, with temperatures ranging from -15°C (4°F) to a maximum of 19°C (66°F), averaging only 3°C (38°F). February also receives similar precipitation totals of 57 mm (2.3 in) but spreads this over 11 days, resulting in higher humidity at 89%. For more details, visit Braunschweig weather in February.
In comparing the weather of September and March, notable differences emerge. September features a broad temperature range with a minimum of 1°C (35°F) and a scorching maximum of 32°C (90°F), bringing an average of 15°C (59°F). The month experiences about 57 mm (2.3 in) of precipitation over 10 days, contributing to a relatively high humidity level of 82%. In contrast, March is much cooler, with temperatures dipping as low as -11°C (12°F) and peaking at 21°C (71°F), yielding an average of 5°C (42°F). It sees slightly more precipitation at 62 mm (2.5 in) over 14 days and a higher humidity of 87%. For more specific insights into March weather, you can check Braunschweig weather in March.
When comparing the weather in September and April, notable differences emerge. September typically offers a wider temperature range, with minimums around 1°C (35°F), maximums peaking at 32°C (90°F), and an average of 15°C (59°F). In contrast, April experiences cooler temperatures, ranging from a minimum of -4°C (25°F) to a maximum of 27°C (81°F), with an average of 9°C (49°F). Precipitation is slightly higher in September, with 57 mm (2.3 in) over approximately 10 days, compared to April's 39 mm (1.6 in) over 9 days. Both months have high humidity, with September at 82% and April slightly higher at 83%. For more detailed information, check out Braunschweig weather in April.
When comparing the weather in September and May, both months exhibit mild temperatures with average highs reaching the low 30s°C. September tends to be slightly warmer overall, featuring an average temperature of 15°C (59°F) and reaching up to 32°C (90°F), while May averages at 13°C (56°F) with a maximum of 31°C (89°F). Precipitation levels are relatively close, with September recording 57 mm (2.3 in) over about 10 days and May at 60 mm (2.4 in) over 12 days. Humidity is also higher in September at 82%, compared to May's 78%. For a closer look at May weather specifics, you can visit Braunschweig weather in May.
In comparing the weather between June and September, we notice several notable differences. June tends to be slightly warmer, with average temperatures around 18°C (66°F) compared to September's average of 15°C (59°F). Additionally, while both months experience a similar number of precipitation days, June receives a bit more rainfall, totaling 72 mm (2.8 in) against September's 57 mm (2.3 in). Humidity levels are also marginally lower in June at 77% compared to September's 82%, creating a more comfortable atmosphere during the earlier summer month. For a detailed look at June weather conditions, you can check this link: Braunschweig weather in June.
In comparing the weather of September and July, September offers a broader range of temperatures, with minimums dropping to 1°C (35°F) and maximums reaching up to 32°C (90°F), while July consistently maintains warmer ranges, with minimums of 7°C (45°F) and maximums hitting 36°C (96°F). The average temperature in September is lower at 15°C (59°F), compared to July's 19°C (66°F). Precipitation is also notably different; September sees about 57 mm (2.3 in) over 10 days, whereas July experiences slightly more rain at 77 mm (3.0 in) across 12 days. Additionally, September has a higher humidity level at 82%, compared to July's 77%. For a detailed look at July's specific climate conditions, you can explore Braunschweig weather in July.
September weather tends to be cooler and more variable than August. The minimum temperature in September drops to 1°C (35°F), compared to August's milder minimum of 7°C (45°F). The average temperature in September is 15°C (59°F), whereas August enjoys a warmer average of 19°C (67°F). Additionally, September experiences a maximum temperature of 32°C (90°F), which is lower than August's peak of 36°C (97°F). Rainfall in September is slightly less, with 57 mm (2.3 in) over 10 days, compared to 65 mm (2.6 in) over 12 days in August. Humidity levels are higher in September at 82%, compared to August's 75%. For more detailed information, check out Braunschweig weather in August.
In comparing the weather patterns of September and October, September typically offers a broader temperature range, with minimums around 1°C (35°F) and maximums reaching up to 32°C (90°F), while October sees cooler temperatures, starting at a minimum of -2°C (28°F) and peaking at 26°C (80°F). Precipitation increases slightly in October, with 65 mm (2.6 in) expected over 13 days, compared to September's 57 mm (2.3 in) over 10 days. Humidity rises marginally from 82% in September to 86% in October, signaling a transition to the more damp and crisp days of autumn. For a more detailed look at the weather in October, check out Braunschweig weather in October.
September generally offers warmer temperatures compared to November, with a minimum of 1°C (35°F) and average highs reaching 32°C (90°F), making it a month of transition from summer to autumn. In contrast, November cools significantly, featuring average temperatures around 6°C (44°F) and dipping as low as -3°C (26°F) at night. While September sees higher precipitation at 57 mm (2.3 in) over approximately 10 days, November experiences slightly less rain at 45 mm (1.8 in) but across a greater number of days (11). Both months have notable humidity levels, with November being slightly more humid at 89% compared to September's 82%. For a more detailed look at what to expect during this month, you can refer to Braunschweig weather in November.
September and December present strikingly different weather patterns. September experiences a wider temperature range, with lows of 1°C (35°F) and highs reaching up to 32°C (90°F), while December's temperatures drop significantly, with a minimum of -11°C (13°F) and a maximum of only 14°C (57°F). Precipitation is slightly higher in December at 66 mm (2.6 in) compared to September's 57 mm (2.3 in), and it occurs over more days in December, totaling 16 compared to September's 10. Humidity levels also rise from 82% in September to 92% in December, contributing to the sense of chill in the air. For more details, you can check out Braunschweig weather in December.
As September unfolds in Braunschweig, the weather presents a captivating transition from the heat of summer to the cool embrace of autumn. While the month can still surprise with warm days reaching up to 32°C, it also brings a notable drop in temperatures as the average settles around a brisk 15°C, with the nights dipping to a chilly 1°C. The humidity hovers at a comfortable 82%, enhancing the crispness in the air, and with about ten days of drizzle contributing to 57 mm of precipitation, this month tends to be wetter than its predecessors. This dynamic blend of warmth and coolness, alongside occasional rain, makes September a unique chapter in Braunschweig's weather narrative. For a deeper understanding of how this month fits into the broader climate pattern, explore Braunschweig Climate.