Last updated: October 30, 2025
In September, Marielyst, Denmark, experiences a delightful transition into autumn, with maximum temperatures reaching around 24°C (75°F) and a pleasant average of 16°C (61°F). The minimum temperature dips to a comfortable 11°C (51°F), allowing for cozy evenings. While the region enjoys a relatively mild climate, it also sees a precipitation amount of 64 mm (2.5 in) across 12 days, contributing to a humidity level of 83%. This charming blend of warm days and refreshing rainfall invites visitors to embrace the natural beauty of Marielyst as summer gracefully gives way to fall.
As September settles in, Marielyst, Denmark begins to experience the gentle transition from summer’s warmth to the crisp embrace of autumn. With minimum temperatures around 11°C (51°F) and a comfortable average hovering at 16°C (61°F), the month marks a pleasant change. By day, highs can reach up to 24°C (75°F), allowing for lingering outdoor activities before the chill of October sets in. This softening climate, characterized by moderate warmth, invites residents and visitors alike to savor the tail end of the summer season while preparing for the cooler months ahead. As the days grow shorter, the allure of autumn's hues begins to paint the landscape, making September a captivating time in Marielyst.
In September, Marielyst experiences a notable transition as summer fades, bringing an average precipitation of 64 mm (2.5 in) across 12 days. This amount is slightly elevated compared to the drier springs, maintaining a consistent rhythm of rainfall similar to the preceding August, which recorded 84 mm (3.3 in). While September’s precipitation continues the trend of summer moisture, it also sets the stage for the wetter autumn months ahead, particularly October, which typically sees a significant increase to 99 mm (3.9 in). The relatively mild September rains not only contribute to the lush landscapes but also offer a gentle reminder of the changing seasons in this picturesque Danish coastal town.
In September, humidity in Marielyst, Denmark, sits at a comfortable 83%, marking a slight increase from the summer months where it stabilized at 77%. This shift is characteristic of early autumn, as the air begins to cool and the lush landscape retains moisture from the late summer. As the months progress, humidity levels are poised to rise again, reaching 87% by October, and reflecting a broader trend of gradually increasing humidity as the year draws to a close. This transition emphasizes the region's distinctive seasonal patterns, where the warmth of summer gives way to the refreshing crispness of fall.
As summer wanes and September arrives in Marielyst, Denmark, the UV Index reflects a shift in solar intensity, settling at 5, which categorizes it as moderate. This signals a welcome retreat from the peak UV levels seen in June and July, yet sun protection remains essential, especially during midday hours when burn time is approximately 30 minutes. The trend shows a steady decrease from the summer months, making it a great time for outdoor activities, but it’s crucial to stay vigilant about sun safety as you enjoy the transitioning seasons. For more detailed insights, check out Marielyst UV Index.
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As the summer fades into autumn, September in Marielyst, Denmark offers a delightful transition, boasting approximately 325 hours of sunshine. This impressive sunlight tally marks a gentle decline from the peak summer months, where June and July bask in over 440 hours of glorious sun. Notably, September's embrace of sunlight still outshines the earlier months of the year, such as January and February, which struggle with a mere 109 hours and 192 hours respectively. The gradual decrease in daylight hours, while signaling the onset of fall, invites both locals and visitors to enjoy the lingering warmth and stunning landscapes of this coastal gem before the colder, darker months approach.
In September, Marielyst, Denmark experiences a moderate 32% chance of sunny weather, a trend that continues the gradual decline in sunshine likelihood seen from the previous month. While summer months boast higher percentages—such as July's peak at 33%—early autumn brings a subtle shift towards overcast days. Notably, this change reflects the overall seasonal pattern where the likelihood of sunlight tends to drop as the year progresses; for example, the 53% sunshine chance in April is the highest as the days begin to warm. As we transition from the vibrant summer months into autumn, September presents a balanced mix of sunny and overcast days, making it an ideal time for both outdoor activities and cozy indoor pursuits.
As summer fades in Marielyst, Denmark, September marks a transitional period in daylight duration, with the sun gracing the sky for about 12 hours. This is a gentle decline from the sun-soaked days of June, which boasts the longest daylight at a remarkable 17 hours. Just before autumn fully sets in, September offers a perfect balance, allowing for ample time to enjoy the stunning coastal landscapes. Following this month, the daylight continues to wane, leading into October’s 10 hours, as the days become shorter and preparations for the cozy appeal of winter begin. This rhythm of light not only guides daily life but also unveils the shifting beauty of Marielyst through its seasons.
As September rolls into Marielyst, Denmark, the wind begins to pick up with an average speed of 6.1 m/s (14 mph), marking a slight increase from the summer months. After experiencing the gentler breezes of July and August, which averaged 5.9 m/s and 6.7 m/s respectively, September’s winds carry a refreshing crispness as they signal the transition to autumn. This month serves as a bridge, preparing residents and visitors alike for the brisk gales that follow in October, when wind speeds rise to 7.6 m/s (17 mph). Overall, September’s winds demonstrate a shift towards a more dynamic atmosphere, echoing the seasonal changes that characterize the region.
Weather in Marielyst varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Marielyst, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather showcases a mild and pleasant climate, with temperatures ranging from a minimum of 11°C (51°F) to a maximum of 24°C (75°F), and an average of 16°C (61°F). The month experiences a total precipitation of 64 mm (2.5 in) over 12 days, accompanied by a humidity level of 83%. In contrast, January brings a stark shift, with much colder temperatures that dip as low as -4°C (24°F) and only reaching a maximum of 10°C (50°F), averaging around 3°C (38°F). The precipitation remains relatively consistent at 60 mm (2.3 in) across the same number of days, but humidity levels rise slightly to 90%. For more detailed insights into January weather, you can visit Marielyst weather in January.
When comparing the weather in September and February, notable differences emerge in temperature and conditions. September boasts a milder climate with average temperatures ranging from a minimum of 11°C (51°F) to a maximum of 24°C (75°F), alongside a humidity level of 83%. In contrast, February presents a much colder environment, with temperatures dipping as low as -5°C (23°F) and an average of just 3°C (38°F), combined with a slightly lower precipitation level of 54 mm (2.1 in) but higher humidity at 89%. Both months see rainfall on approximately 12 days, but the overall feel of February's chill starkly contrasts with the more temperate September. For more specifics on February weather, check out Marielyst weather in February.
When comparing the weather in September and March, significant differences emerge. September typically enjoys milder temperatures with a minimum of 11°C (51°F) and an average of 16°C (61°F), peaking at a pleasant 24°C (75°F). In contrast, March is much colder, with minimum temperatures plunging to -6°C (21°F) and an average of only 4°C (40°F), not exceeding 11°C (52°F) at its warmest. Precipitation levels are similar for both months, with September receiving 64 mm (2.5 in) and March slightly less at 62 mm (2.4 in), each experiencing around 12 days of rain. Humidity is higher in March at 88%, compared to September's 83%. For a more detailed look at March weather, you can check Marielyst weather in March.
In comparing the weather between September and April, it is clear that September tends to be warmer and wetter. September enjoys average temperatures ranging from a minimum of 11°C (51°F) to a maximum of 24°C (75°F), while April offers cooler temperatures, with a minimum of 1°C (33°F) and a maximum of only 16°C (60°F). Additionally, September experiences more rainfall, with 64 mm (2.5 in) over 12 days compared to April’s 36 mm (1.4 in) over just 7 days. Humidity levels are slightly higher in April at 85%, compared to September's 83%. For more detailed information, you can visit Marielyst weather in April.
When comparing the weather in September and May, September generally offers warmer temperatures, with minimums of 11°C (51°F) and maximums reaching up to 24°C (75°F), compared to May’s minimum of 5°C (42°F) and maximum of 19°C (66°F). Additionally, September experiences slightly more precipitation, averaging 64 mm (2.5 in) over about 12 days, while May sees 42 mm (1.6 in) over approximately 10 days. Humidity levels are also relatively high in both months, but September is slightly more humid at 83% compared to May’s 80%. For those interested in the specific weather conditions during May, you can find detailed information here: Marielyst weather in May.
In comparing the weather of September and June, we find some notable similarities and differences. Both months experience a minimum temperature of around 11°C (51°F) and a maximum of 24°C (75°F), creating a comfortable temperature range. However, September averages slightly cooler at 16°C (61°F) compared to June's average of 17°C (62°F). Precipitation is more pronounced in September, with 64 mm (2.5 in) falling over 12 days, while June has 52 mm (2.1 in) over just 8 days, indicating a drier month overall. Additionally, humidity is higher in September at 83% versus 77% in June, contributing to a heavier feel in the air. For more detailed insights, you can check Marielyst weather in June.
When comparing the weather in September and July, September tends to be slightly cooler, with minimum temperatures around 11°C (51°F), an average of 16°C (61°F), and maximum temperatures reaching 24°C (75°F). In contrast, July offers warmer conditions with minimums of 13°C (55°F), an average of 18°C (65°F), and highs of 26°C (80°F). Both months see a fair amount of precipitation, with September receiving 64 mm (2.5 in) over 12 days, while July has slightly more at 69 mm (2.7 in) over 11 days. Additionally, September boasts higher humidity at 83%, compared to July's 77%. For more detailed insights on July's weather, visit Marielyst weather in July.
In comparing the weather of September to August, we see a notable shift in both temperature and precipitation patterns. September features cooler temperatures, with a minimum of 11°C (51°F) and an average of 16°C (61°F), compared to August's warmer minimum of 14°C (57°F) and an average of 19°C (66°F). Additionally, September experiences slightly less precipitation, totaling 64 mm (2.5 in) over 12 days, while August sees 84 mm (3.3 in) over 13 days. Humidity levels are higher in September at 83%, compared to 77% in August, giving September a more damp feel as summer transitions into autumn. For a closer look at the weather specifics for August, check out Marielyst weather in August.
Comparing the weather in September and October reveals a noticeable shift in temperatures and precipitation. In September, temperatures range from a minimum of 11°C (51°F) to a maximum of 24°C (75°F), with an average temperature of 16°C (61°F) and 64 mm (2.5 in) of precipitation over 12 days. In contrast, October sees a drop in temperatures, with a minimum of 5°C (41°F) and a maximum of 19°C (66°F), averaging 12°C (54°F). Additionally, October experiences increased precipitation, totaling 99 mm (3.9 in) across 17 days, accompanied by slightly higher humidity at 87%. This transition marks October as a distinctly cooler and wetter month. For more details, you can check Marielyst weather in October.
September and November reveal distinct shifts in weather patterns. In September, temperatures range from a mild minimum of 11°C (51°F) to a pleasant maximum of 24°C (75°F), with an average of 16°C (61°F). The humidity sits at 83% with precipitation measuring 64 mm (2.5 in) over about 12 days. In contrast, November temperatures drop significantly, featuring a minimum of 1°C (34°F) and an average of only 8°C (47°F), peaking at 16°C (62°F). Despite having slightly less precipitation at 57 mm (2.3 in), November sees rain spread over 14 days and rises in humidity to 89%. This change signifies the transition from early autumn warmth to the chill of late autumn. For more details about November weather, visit Marielyst weather in November.
In September, the weather is generally milder, with temperatures ranging from a minimum of 11°C (51°F) to a maximum of 24°C (75°F) and an average of 16°C (61°F). With 64 mm (2.5 in) of precipitation over approximately 12 days, the humidity sits at a comfortable 83%. In contrast, December brings much colder conditions, featuring temperatures that drop to a minimum of -3°C (27°F) and rise to a maximum of only 9°C (49°F), averaging around 5°C (41°F). The month sees slightly higher precipitation at 72 mm (2.8 in) over 16 days, combined with increased humidity of 88%. For more detailed insights, you can check Marielyst weather in December.
As September unfolds in Marielyst, the summer warmth begins to fade, making way for a mild and pleasant atmosphere. While the maximum temperatures still flirt with the mid-20s °C, the average drops, signaling the transition into autumn with cooler evenings. Rain becomes more frequent, with about half the month experiencing some precipitation, contributing to the lush, vibrant landscapes that characterize this time of year. With humidity levels reaching around 83%, there's a palpable freshness in the air, contrasting with the drier summer months. For a deeper understanding of how these weather patterns evolve, explore more at Marielyst Climate.