Last updated: October 30, 2025
September in Helsingor, Denmark offers a delightful transition into autumn, characterized by maximum temperatures reaching 27°C (80°F) and a pleasant average of 14°C (58°F). While the days remain warm, the evenings can be cool, with lows dipping to 4°C (39°F). This month experiences a moderate precipitation total of 77 mm (3.0 in) across 13 days, accompanied by a notable humidity level of 83%, which adds to the crisp coastal air. As the summer warmth wanes, September in Helsingor presents an invigorating atmosphere, perfect for exploring its historic sites and scenic landscapes.
In September, Helsingør, Denmark, experiences a noticeable shift as summer transitions into autumn. With minimum temperatures around 4°C (39°F) and average highs peaking at 27°C (80°F), it's a month that embraces the tail end of warmth, making outdoor activities particularly enjoyable. The average temperature settles at a comfortable 14°C (58°F), reflecting a pleasant balance that invites both locals and tourists to explore the beauty of the city. As daylight begins to shorten and the vibrant hues of fall start to emerge, September offers a unique charm characterized by mild days and cooler evenings, perfect for enjoying the last whispers of summer before winter sets in.
In September, Helsingor experiences a transition as summer gives way to autumn, reflected in its precipitation levels. With 77 mm (3.0 in) of rainfall recorded over 13 days, September continues the trend of increased moisture that began in the summer months, notably higher than the 52 mm (2.0 in) average of the spring months. After a notably wet August, the rainfall remains substantial, setting the tone for the wetter fall season ahead. As the days shorten and temperatures cool, September serves as a reminder of the upcoming seasonal shifts, with precipitation gradually ramping up towards the 86 mm (3.4 in) expected in October. This steady increase in rainfall signifies the approaching change, influencing both the landscape and the lifestyle of this charming Danish city.
In September, Helsingor experiences a slight uptick in humidity, averaging 83%, as summer transitions into autumn. This increase follows a steady pattern observed during the previous months, where humidity levels remained stable around 77% from June through August. The drop from May's 80% to the summer lows was significant, but September's rise hints at nature's shift and prepares the region for the more humid months ahead. As the air becomes richer with moisture, it paves the way for the impending chill of October, where humidity rises again to 87%. Overall, the trend reflects a gradual ebb and flow throughout the year, with September serving as a bridge between the warmth of summer and the cool embrace of fall.
As September arrives in Helsingor, Denmark, the UV Index begins to transition from the high levels of summer, peaking at 7 in July, to a more moderate stance with a UV Index of 5. This seasonal shift signals a time when sun exposure remains significant, particularly with a burn time of 30 minutes. As the days gradually shorten, it's essential to remain vigilant, as even moderate UV levels still pose a risk. With previous months showcasing high exposure categories, September serves as a reminder to embrace the gentle warmth of early fall while taking sensible sun protection measures. To monitor the UV Index and plan your outdoor activities effectively, check out Helsingor UV Index.
UV Risk Categories
In September, Helsingor, Denmark enjoys a pleasant transition into autumn, boasting 316 hours of sunshine. This month marks a notable shift from the vibrant summer, which peaked in June with an impressive 457 hours. While September's sunshine is less than that of the bustling summer months like July and August, it still provides ample daylight for locals and visitors alike to relish the lingering warmth and beauty of the sea. Compared to October's decrease to 245 hours, September offers a sweet reprieve, showcasing the gradual retreat of summer's glow before the darker months take hold. Overall, September stands as a vibrant reminder of the sunlit days before the colder season, making Helsingor a delightful destination during this golden transition.
As summer transitions into autumn, September in Helsingør, Denmark offers a moderate 30% chance of sunny weather. This marks a slight dip from the preceding months, indicating that while the sun still makes occasional appearances, the vibrant summer days are waning. Interestingly, the likelihood of sunshine shows an upward trend from the dreary winter months of January and November, where chances plummet to 18% and 15%, respectively. With average sunny days peaking in April at 55%, September's figures suggest a gradual shift towards cooler, cloudier days. As such, outdoor activities may still be enjoyed, but it's wise to prepare for the unpredictability that autumn often brings.
As summer's warmth begins to wane in September, Helsingor, Denmark, basks in a still generous 12 hours of daylight, a subtle sign of the impending autumn. This month marks a gradual transition from the sun-drenched days of July and August, which boast 16 and 14 hours of light, respectively. As daylight hours steadily decrease from the peak of June’s 17 hours, September's daylight serves as a gentle reminder of nature’s rhythm, offering a cozy blend of lingering summer vibes while hinting at the shorter days to come in October. The trend of diminishing sunlight continues into the autumn, with each month ushering in the cooler, darker seasons ahead.
As summer fades and autumn approaches, September in Helsingor, Denmark experiences a gentle breeze, with an average wind speed of 3.9 m/s (9 mph). This marks a subtle decline from the more blustery conditions of August, where winds picked up to 4.5 m/s (10 mph). Transitioning from the warm embrace of summer, September's winds begin to signal the change of seasons, evoking a sense of calm before the winds pick up again in October to 5.1 m/s (11 mph). This trend showcases the rhythmic ebb and flow of wind in Helsingor, where the summer's languid gusts give way to the refreshing, crisp air of fall, preparing the landscape for the chilly months ahead.
Weather in Helsingor varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Helsingor, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is typically mild, with temperatures ranging from a chilly 4°C (39°F) at night to a warm 27°C (80°F) during the day, averaging around 14°C (58°F). This month also sees considerable humidity at 83% and experiences precipitation on about 13 days, totaling 77 mm (3.0 in). In contrast, January brings much colder conditions, with average temperatures plummeting to around 2°C (37°F) and daytime highs barely reaching 11°C (52°F), while nighttime lows can dip to a frigid -13°C (10°F). Although January has slightly less precipitation—49 mm (1.9 in) over 11 days—it is also marked by a higher humidity level of 90%. For more details, you can check out Helsingor weather in January.
September and February present distinctly different weather experiences. In September, temperatures range from a minimum of 4°C (39°F) to a comfortable average of 14°C (58°F), peaking at 27°C (80°F). This month typically sees about 77 mm (3.0 in) of rain over 13 days, with humidity at a moderate 83%. In contrast, February is much colder, with temperatures dipping as low as -11°C (13°F) and averaging just 2°C (36°F). The maximum temperature reaches only 13°C (56°F), and while precipitation is lower at 51 mm (2.0 in) over 10 days, the humidity is slightly higher at 89%. For more details, check out Helsingor weather in February.
In comparing the weather in September and March, we can observe notable differences. September boasts a milder range of temperatures, with minimums of around 4°C (39°F) and maximums reaching 27°C (80°F), while March experiences colder conditions, with lows plummeting to -11°C (13°F) and highs only peaking at 15°C (60°F). Precipitation levels in September are slightly higher at 77 mm (3.0 in) over 13 days, compared to March's 62 mm (2.4 in) over 12 days. Additionally, March tends to be more humid, with humidity levels at 88% versus September's 83%. For more detailed insights, you can check out Helsingor weather in March.
When comparing the weather in September and April, notable differences emerge. September boasts a wider temperature range, with a minimum of 4°C (39°F) and a maximum of 27°C (80°F), averaging a comfortable 14°C (58°F). In contrast, April starts off chillier, with temperatures dipping to a minimum of -5°C (23°F) and averaging just 7°C (45°F), peaking at 24°C (76°F). Additionally, September experiences higher precipitation at 77 mm (3.0 in) over 13 days, while April sees less rain, totaling 33 mm (1.3 in) across 8 days. Humidity levels are fairly similar, with September at 83% and April slightly higher at 85%. For more detailed insights on April weather in Helsingor, visit Helsingor weather in April.
September and May present distinct weather patterns, each with its unique characteristics. In September, temperatures typically range from a cool 4°C (39°F) to a warm 27°C (80°F), averaging around 14°C (58°F). The month experiences higher humidity at 83% and receives about 77 mm (3.0 in) of precipitation over 13 days. In contrast, May features slightly lower average temperatures, ranging from a minimum of -1°C (31°F) to a maximum of 29°C (84°F), with an average of 12°C (54°F). Precipitation is less in May, totaling 56 mm (2.2 in) over the same number of days, while humidity hovers around 80%. For more specifics on the weather in May, you can visit this link: Helsingor weather in May.
In comparing the weather of September and June, September tends to be cooler, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 27°C (80°F), whereas June boasts warmer temperatures, with a minimum of 7°C (45°F) and maximum reaching 30°C (86°F). Additionally, September experiences more precipitation at 77 mm (3.0 in) over 13 days, compared to June's 48 mm (1.9 in) over just 8 days. Humidity levels are also slightly higher in September at 83%, as opposed to June's 77%. For a more detailed look at June weather, you can visit Helsingor weather in June.
When comparing the weather in September and July, notable differences emerge in both temperature and overall climate. September boasts a minimum temperature of 4°C (39°F) and an average of 14°C (58°F), while July shows a warmer minimum of 7°C (44°F) and an average of 18°C (64°F). The maximum temperatures also reflect this trend, reaching 27°C (80°F) in September compared to a peak of 32°C (91°F) in July. Precipitation levels are quite similar, with September recording 77 mm (3.0 in) and July slightly higher at 81 mm (3.2 in), both over the same number of rainy days—13. Additionally, September experiences higher humidity at 83%, compared to July's 77%. These differences showcase how July is generally warmer and slightly drier, making it a more summery month. For more detailed insights, check out Helsingor weather in July.
In comparing the weather between September and August, September experiences cooler temperatures, with a minimum of 4°C (39°F) and an average of 14°C (58°F), while August boasts warmer conditions, starting at a minimum of 7°C (44°F) and averaging 18°C (64°F). The maximum temperature in August can reach up to 32°C (90°F), significantly higher than September's peak of 27°C (80°F). Precipitation is also slightly more prevalent in August, with a total of 95 mm (3.7 in) over 15 days, compared to September's 77 mm (3.0 in) across 13 days. Humidity levels are higher in September at 83%, compared to 77% in August. For more detailed information, check out Helsingor weather in August.
September and October present noticeable shifts in weather conditions. In September, temperatures are milder, with minimums around 4°C (39°F) and maximums reaching up to 27°C (80°F), while the average hovers at 14°C (58°F). The month sees approximately 77 mm (3.0 in) of precipitation over 13 days and a humidity level of 83%. In contrast, October experiences cooler temperatures, with a minimum of -2°C (28°F) and an average of 10°C (51°F), peaking at 21°C (70°F). Precipitation increases slightly to 86 mm (3.4 in) across 15 days, and humidity rises to 87%. For more detailed insights, you can check Helsingor weather in October.
In September, the weather is generally warmer with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 27°C (80°F), averaging around 14°C (58°F). The month sees about 77 mm (3.0 in) of precipitation over 13 days, with a humidity level of 83%. In contrast, November experiences a notable drop in temperatures, with a minimum of -6°C (21°F) and a maximum of 17°C (63°F), averaging 6°C (44°F). Precipitation decreases to 45 mm (1.8 in) across 11 days, while humidity rises slightly to 89%. For a detailed look at November weather patterns, visit Helsingor weather in November.
September and December exhibit strikingly different weather patterns. In September, temperatures range significantly from a cool 4°C (39°F) at night to a pleasant maximum of 27°C (80°F) during the day, with an average of 14°C (58°F). The month experiences relatively high humidity at 83% and receives about 77 mm (3.0 in) of precipitation over 13 days. In contrast, December brings much colder weather, with temperatures dipping to a minimum of -7°C (20°F) and averaging just 3°C (38°F), peaking at 10°C (51°F). Although it is slightly drier with 62 mm (2.4 in) of precipitation over 14 days, the humidity rises to 88%, creating a chillier atmosphere. For more specific details on December weather, check out Helsingor weather in December.
As September unfolds in Helsingor, it marks a distinct transition from the warmth of summer to the brisk embrace of autumn. With pleasant high temperatures occasionally reaching 27°C, the days still hold onto the last rays of summer, yet the average temperature dips significantly, suggesting a cooler climate that beckons cozy attire. Rainfall becomes more frequent, with about 13 days of precipitation contributing to a humid atmosphere that can feel quite refreshing. This blend of warm days and cooler nights makes September uniquely inviting, encouraging outdoor exploration before the harsher winter months set in. For more insights into the diverse climate throughout the year, visit Helsingor Climate.