Last updated: February 26, 2025
In September, Prien am Chiemsee experiences a delightful transition into autumn, with temperatures peaking at a comfortable 26°C (80°F) while averaging around 13°C (56°F). However, the month can also bring cooler moments, with minimum temperatures dropping to -1°C (30°F). Precipitation is notable, accumulating to 139 mm (5.5 in) over approximately 16 days, which contributes to an overall humidity level of 83%. This blend of mild warmth and frequent rain underscores the charm and unpredictability of September weather in this picturesque Bavarian locale.
In September, Prien am Chiemsee experiences a delightful transition as summer begins to fade. With a minimum temperature dipping to a brisk -1°C (30°F) and a maximum peaking at 26°C (80°F), this month offers a comfortable average of 13°C (56°F) that strikes a pleasing balance for outdoor activities. The cooler nights hint at the impending autumn, while the warm days still invite locals and visitors to enjoy the stunning lakeside scenery. As the temperatures retreat from the heat of summer, September serves as a gentle reminder of nature’s rhythm, where the vibrant summer warmth gradually cedes to the refreshing embrace of autumn.
In September, Prien am Chiemsee experiences a significant shift in its precipitation patterns, recording 139 mm (5.5 in) of rain over 16 days. This month is marked by a gradual decrease in rainfall compared to the peak summer months of July and August, which saw 203 mm (8.0 in) and 194 mm (7.6 in), respectively. The transition into autumn becomes evident as temperatures cool and the frequency of rainy days diminishes. September’s rain volume shifts the yearly total closer to a more moderate level, aligning with the seasonal changes that typically herald the onset of fall in this picturesque German town.
In September, Prien am Chiemsee experiences a slight increase in humidity, with levels rising to 83%. This marks a brief stabilization after the summer months, where humidity fluctuated between 79% and 82%. As autumn approaches, humidity begins to ascend again, reminiscent of the early months of the year when humidity levels are consistently high, peaking at 93% in January. Overall, September serves as a transitional month, bridging the lower humidity of summer with the dampness that characterizes the late autumn and winter months ahead.
As summer transitions into autumn, September in Prien am Chiemsee showcases a noticeable dip in the UV Index, registering at 6—a sign of high exposure risk for sun seekers. This decrease from the intense levels seen in the previous months paints a broader trend of diminishing sunlight as the days grow shorter. With a burn time of 25 minutes, it's crucial to remain vigilant about sun protection even as the heat subsides. The moderate UV Index earlier in the year—peaking at 9 in July—serves as a reminder of the potent sun exposure during peak summer months. For more detailed information on UV levels throughout the year, visit Prien am Chiemsee UV Index.
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September in Prien am Chiemsee, Germany, brings a delightful transition as summer wanes, with 298 hours of sunshine lighting up the early autumn days. Following the peak of July, which boasts a remarkable 396 hours, September continues to bask in abundant daylight, though it slightly dips as the days shorten. This month maintains a vibrant atmosphere, supported by an impressive average that exceeds many of its earlier counterparts, like January and February. As nature begins its colorful transformation, visitors can still enjoy the mild warmth and softer light of September, making it a charming time to experience the beauty of the Chiemsee region before the cooler months set in.
In Prien am Chiemsee, September shines as a particularly bright month, boasting a notable 49% chance of sunny weather. This trend indicates a significant increase in sunshine compared to the summer months of July and August, which hover around 34% and 32%, respectively. As autumn approaches, the likelihood of clear skies seems to rise, making September a promising time for outdoor activities and enjoying the picturesque scenery. With sunshine opportunities peaking at this time of year, visitors can delight in the beauty of the region before the colder months set in.
As summer gracefully transitions into fall, September in Prien am Chiemsee experiences a familiar reduction in daylight, offering about 12 hours of sunlight each day. This marks a notable decline from the peak of 15 hours enjoyed in the summer months of June through August. The days start to shorten significantly, hinting at the approaching autumn season. With each passing week, the gentle shift in daylight serves as a reminder of nature's cyclical rhythms, leading to a tranquil yet vibrant atmosphere as the landscape begins to change colors. Following September, daylight will continue to wane, dipping to 10 hours in October, and culminating in the shorter days of winter.
As summer fades into autumn in Prien am Chiemsee, the wind takes on a gentler demeanor. With an average speed of just 1.5 m/s (3 mph) in September, the breeze becomes noticeably softer compared to the earlier months of the year. From a peak in May and April at 2.1 m/s (5 mph), the gradual decline in wind speed through the warmer months reflects the transition into the cooler autumn air. October may bring a slight uptick, but the consistent trend into November suggests a lingering calm before the winds return for winter. This serene shift in September sets the stage for reflective walks by the lakeside, as nature prepares for the seasonal change.
The weather in Prien am Chiemsee 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 Prien am Chiemsee and find detailed weather information for every month.
In September, Prien am Chiemsee experiences a mild and variable climate, with temperatures ranging from a minimum of -1°C (30°F) to a warm maximum of 26°C (80°F) and an average of 13°C (56°F). The month sees considerable precipitation, totaling 139 mm (5.5 in) over approximately 16 days, and a humidity level of 83% that adds to the lushness of the landscape. In contrast, January brings the chill of winter, with temperatures plummeting to a minimum of -25°C (-14°F) and a maximum of 11°C (51°F), resulting in a much colder average of -2°C (29°F). Despite slightly less precipitation at 114 mm (4.5 in), it occurs over fewer days (12), contributing to the crisp and frosty atmosphere, with humidity rising to 93%. For more detailed insights, check out Prien am Chiemsee weather in January.
September and February present striking contrasts in weather patterns. In September, temperatures range from a chilly 1°C (30°F) at night to a warm 26°C (80°F) during the day, with an average of 13°C (56°F). The month is characterized by considerable rainfall, totaling 139 mm (5.5 in) over 16 days, coupled with relatively high humidity at 83%. In contrast, February sees much colder conditions, with temperatures dipping as low as -21°C (-6°F) and peaking at 18°C (65°F), averaging just 1°C (34°F). Despite having less precipitation at 96 mm (3.8 in) over 14 days, February's humidity is slightly higher at 89%. For more detailed information, you can check Prien am Chiemsee weather in February.
When comparing the weather in September and March, significant differences emerge. September typically enjoys a milder climate with average temperatures around 13°C (56°F) and a maximum of 26°C (80°F). It experiences relatively high humidity levels at 83% and sees about 139 mm (5.5 inches) of precipitation over 16 days. In contrast, March is much colder, with average temperatures only reaching 3°C (38°F) and a maximum of 18°C (65°F). The month experiences slightly less precipitation, totaling 106 mm (4.2 inches) across 17 days, and a higher humidity level of 86%. For more detailed insights, you can check Prien am Chiemsee weather in March.
When comparing the weather in September and April, we see notable differences in temperature and precipitation. September experiences a wider temperature range, with minimums of -1°C (30°F) and maximums reaching 26°C (80°F), while April is slightly cooler, with a minimum of -8°C (18°F) and a maximum of 25°C (78°F). Despite April's lower average temperature of 8°C (47°F) compared to September's 13°C (56°F), both months share a high humidity level of 83%. In terms of precipitation, September is wetter, receiving 139 mm (5.5 in) over 16 days, compared to April's 92 mm (3.6 in) over 13 days. For more details on the conditions in April, you can visit Prien am Chiemsee weather in April.
When comparing the weather in September and May, several notable differences emerge. In September, temperatures range from a minimum of -1°C (30°F) to a maximum of 26°C (80°F), with an average temperature of 13°C (56°F). The month experiences significant rainfall, with 139 mm (5.5 in) spread over 16 days, and a higher humidity level of 83%. In contrast, May sees a broader temperature range, with a minimum of -6°C (22°F) and a maximum of 30°C (86°F), averaging around 12°C (53°F). However, May typically has more precipitation at 199 mm (7.9 in) over 22 days, while the humidity is slightly lower at 78%. For a more detailed look at weather conditions during May, you can visit Prien am Chiemsee weather in May.
When comparing the weather in June and September, we see notable differences in temperature and precipitation patterns. June experiences warmer temperatures, with a minimum of 3°C (37°F) and a maximum of 33°C (92°F), averaging around 17°C (63°F). In contrast, September features cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 26°C (80°F), averaging 13°C (56°F). While June is slightly drier in terms of days with precipitation, it has a higher total rainfall of 173 mm (6.8 in) compared to September's 139 mm (5.5 in). Additionally, humidity levels are comparable, with June at 79% and September at 83%. For more detailed information, you can check Prien am Chiemsee weather in June.
Comparing the weather in September and July reveals notable differences in temperature and precipitation. September experiences a broader temperature range, with a minimum of -1°C (30°F) and a maximum of 26°C (80°F), resulting in an average of 13°C (56°F). In contrast, July is warmer, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 33°C (92°F), and an average of 17°C (64°F). Both months see significant rainfall, with September receiving 139 mm (5.5 in) over 16 days and July receiving 203 mm (8.0 in) over 19 days. Humidity levels are similarly high in both months, with September at 83% and July at 82%. For a more detailed look at July weather specifically, you can check Prien am Chiemsee weather in July.
In comparing the weather between September and August, September tends to be cooler, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 26°C (80°F), while August boasts warmer temperatures, with a minimum of 6°C (44°F) and a maximum of 33°C (92°F). Additionally, September experiences more precipitation, totaling 139 mm (5.5 in) over 16 days, compared to August’s 194 mm (7.6 in) over 18 days. Humidity levels are slightly higher in September at 83%, compared to August's 80%. For a more detailed look at August weather, you can visit Prien am Chiemsee weather in August.
September and October showcase a notable transition in weather conditions. In September, temperatures range from a chilly minimum of -1°C (30°F) to a warmer maximum of 26°C (80°F), with an average of 13°C (56°F). The month experiences substantial rainfall, totaling 139 mm (5.5 in) over 16 days, coupled with moderate humidity at 83%. In contrast, October witnesses a slight drop in overall temperatures, with a minimum of -2°C (29°F) and a maximum of 23°C (74°F), leading to a cooler average of 9°C (49°F). Precipitation is slightly reduced to 128 mm (5.0 in) over 13 days and the humidity rises to 90%. For more detailed insights, you can explore Prien am Chiemsee weather in October.
In September, the weather in Prien am Chiemsee is relatively mild with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 26°C (80°F) and an average of 13°C (56°F). The month experiences significant precipitation, totaling 139 mm (5.5 in) over 16 days, with humidity levels at 83%. In contrast, November brings cooler temperatures, with a minimum of -9°C (16°F) and a maximum of 19°C (66°F), averaging around 4°C (39°F). Precipitation decreases to 76 mm (3.0 in) over just 10 days, while humidity rises slightly to 89%. For more detailed insights into the weather trends in this month, you can visit Prien am Chiemsee weather in November.
September weather in Prien am Chiemsee is characterized by milder temperatures, with averages around 13°C (56°F) and a maximum reaching 26°C (80°F). However, it experiences a fair amount of precipitation, totaling 139 mm (5.5 in) over 16 days, and the humidity sits at a comfortable 83%. As the season transitions into December, the weather takes a colder turn, with average temperatures dropping to 0°C (33°F) and maximums only reaching 14°C (57°F). While December's precipitation is slightly less at 137 mm (5.4 in), it is spread over more days, totaling 18, and the humidity increases to 90%. For a comprehensive look at what to expect, check out Prien am Chiemsee weather in December.
As September unfolds in Prien am Chiemsee, the weather begins to shift notably from the warmth of summer to the coolness of autumn. The temperatures can still peak at a pleasant warmth, but chilly nights hint at the approaching cold months. Precipitation becomes more frequent, with an increase in rainy days, contributing to the mild humidity that characterizes this time of year. Unlike the typically dry heat of July and August, September brings a more balanced climate, inviting visitors to enjoy the beauty of the changing season. For a deeper understanding of how this month's weather fits into the region's overall climate, explore the full details at Prien am Chiemsee Climate.