Last updated: October 30, 2025
September in Lejre, Denmark showcases a mild transition into autumn, with temperatures ranging from a cool 1°C (35°F) at night to a warm 27°C (80°F) during the day, averaging around 14°C (58°F). Rainfall is common, bringing a total precipitation of 71 mm (2.8 in) over 12 days, contributing to the region's lush landscapes. The air remains notably humid at 83%, creating a crisp, refreshing atmosphere ideal for enjoying the changing foliage and the charm of Danish countryside life.
In September, Lejre, Denmark, begins to feel the subtle shift from summer's warmth to the cool embrace of autumn. With minimum temperatures hovering around 1°C (35°F) and average readings at a comfortable 14°C (58°F), the month offers a pleasant reprieve before the chill of winter sets in. Daytime highs can reach up to 27°C (80°F), making it one of the last opportunities to enjoy outdoor activities in mild weather. This transitional month marks a gradual decline in temperatures, yet it still boasts a vibrant atmosphere, inviting locals and visitors alike to savor the fading warmth of the year.
September in Lejre, Denmark, experiences a moderate rainfall, with 71 mm (2.8 in) of precipitation spread across 12 days. This marks a slight increase from the drier summer months of July and August, which recorded 85 mm and 84 mm respectively, hinting at a transition towards the wetter autumn season. As temperatures begin to cool, the frequency of rainy days increases, setting the stage for October, which typically sees even higher precipitation levels at 74 mm (2.9 in). This trend underscores a shift in the weather patterns as Lejre prepares for the crispness of fall, illustrating nature’s rhythm in this picturesque Danish locale.
In September, Lejre, Denmark, experiences a notable rise in humidity, averaging 83% after the relatively drier summer months of July and August, both hovering around 77%. This increase signals the gradual transition into the wetter autumn season, as humidity levels climb back toward the higher percentages seen earlier in the year, peaking at 90% in January. From March to May, humidity steadily decreases, reaching its lowest at 80% in May, but as summer fades, September's humidity acts as a precursor to the autumn months. In October, humidity spikes again to 87%, reinforcing the pattern that Lejre's climate shifts from a drier summer to a notably more humid fall.
In September, Lejre experiences a moderate UV Index of 5, indicating a shift from the high levels of summer. With a burn time of 30 minutes, it's crucial for residents and visitors to remain mindful of sun exposure as the days start to shorten. This decline follows the peak months of June and July, where UV levels soared to 8 and 7, respectively. The gradual decrease highlights the transition into autumn, yet caution is still advised as the sun’s intensity remains significant. To navigate these changes effectively, check the full details at Lejre UV Index.
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In Lejre, Denmark, September boasts a delightful 322 hours of sunshine, capturing the essence of late summer. As the days grow shorter, this month still radiates warmth, significantly higher than the chilly winter months that see only 96 hours in January. The sunshine trend reaches its peak during the spring and summer, with May and June basking in over 400 hours each. Conversely, as the year transitions into autumn, sunlight begins to wane, marking September as a bittersweet farewell to the vibrant summer days. Despite the inevitable shift, the golden rays of September provide a perfect backdrop for enjoying the picturesque landscapes that Denmark offers, making it a cherished time before the arrival of winter's twilight.
In Lejre, Denmark, the likelihood of sunny weather in September stands at 31%, reflecting a slight dip compared to the summer months. Following the peaks of April and June, when the chances climb to 53% and 42% respectively, September ushers in the shift towards autumn with the sun's presence gradually receding. This trend is mirrored in the months preceding and following September, as both August and October reveal similar probabilities of 35% and 28%, suggesting a transitional period. Overall, while September offers a decent chance for sunshine, it signals the onset of cooler days ahead, inviting both locals and visitors to enjoy the last warmth of summer.
As September arrives in Lejre, Denmark, the waning days of summer are evident, with daylight gradually diminishing to around 12 hours. This month's daylight duration reflects a smooth transition from the long, sun-soaked days of June and July, where residents experienced up to 17 hours of sunlight. Following the vibrant August, which boasts 14 hours, September begins to shift towards the shorter days of autumn. The gradual decrease in daylight serves as a reminder of the changing seasons, heralding the approach of October’s shorter 10-hour days and the cozy indoor activities that will soon dominate the colder months. This rhythm of daylight not only marks the passage of time but also influences local life, encouraging a blend of outdoor enjoyment and preparation for the approaching chill.
As the seasons shift from summer to autumn in Lejre, Denmark, September greets us with a gentle breeze, averaging 3.8 m/s (8 mph). This marks a subtle decline from the slightly stronger winds of August, which averaged 4.2 m/s (9 mph). The month stands out as the transition point where summer’s warmth is replaced by the cooler air of fall. Interestingly, it also falls on the lower end of the yearly spectrum, just before the winds pick up again in October, breezing in at 4.8 m/s (11 mph), indicating a seasonal pattern where wind speeds generally increase as we approach winter. This gentle September wind whispers the promise of autumn colors, creating an inviting atmosphere for outdoor activities in the heart of Denmark.
Weather in Lejre varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Lejre, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, temperatures range from a chilly 1°C (35°F) at night to a warm 27°C (80°F) during the day, creating a comfortable average of 14°C (58°F). The month sees about 71 mm (2.8 in) of precipitation over 12 days, with humidity levels around 83%. In contrast, January experiences much colder temperatures, with a minimum of -11°C (12°F) and a maximum of 11°C (52°F), resulting in an average of just 2°C (37°F). Though it has less precipitation at 46 mm (1.8 in) over 10 days, January is characterized by higher humidity at 90%. For more details on January weather in Lejre, you can visit Lejre weather in January.
September and February showcase stark contrasts in weather. In September, temperatures range from a minimum of 1°C (35°F) to a pleasant maximum of 27°C (80°F), with an average of 14°C (58°F). The month sees 71 mm (2.8 in) of precipitation over 12 days, accompanied by 83% humidity, creating a warm and humid atmosphere. In contrast, February is marked by much colder conditions, where temperatures can drop to a minimum of -16°C (3°F) and reach a maximum of 14°C (58°F), with an average of just 2°C (37°F). This winter month experiences lower precipitation at 44 mm (1.7 in) over 11 days and higher humidity at 89%. For a more detailed look at the weather patterns, visit Lejre weather in February.
September and March present distinctly different weather patterns, reflecting the transition from summer to autumn and winter to spring, respectively. September boasts warmer temperatures, with an average of 14°C (58°F) and highs reaching up to 27°C (80°F), while March is considerably cooler, averaging only 4°C (39°F) with maximum temperatures of 17°C (63°F). Both months experience similar precipitation levels, around 71 mm (2.8 inches) in September and slightly less at 61 mm (2.4 inches) in March, occurring over approximately 12 days. However, March has a notably lower minimum temperature, dipping to -9°C (15°F), compared to September's mild minimum of 1°C (35°F). Humidity levels are relatively high in both months, with March being slightly more humid at 88% compared to September's 83%. For more details on March weather, you can visit Lejre weather in March.
When comparing the weather in September and April, notable differences emerge. September showcases a milder climate, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 27°C (80°F), and an average of 14°C (58°F). This month also experiences higher precipitation, totaling 71 mm (2.8 in) over 12 days, and maintains a humidity level of 83%. In contrast, April presents cooler conditions, starting with minimum temperatures as low as -6°C (22°F) while peaking at 24°C (76°F), averaging just 7°C (45°F). Precipitation in April is significantly less, at 41 mm (1.6 in) over 8 days, with a slightly higher humidity at 85%. For more detailed insights into April weather, visit Lejre weather in April.
In comparing the weather of September and May, September generally offers warmer temperatures, with an average of 14°C (58°F) and a maximum of 27°C (80°F), while May has a slightly cooler average at 12°C (53°F) and a maximum of 25°C (78°F). However, both months experience some precipitation, with September receiving 71 mm (2.8 in) over 12 days and May having a total of 64 mm (2.5 in) across 13 days. Humidity levels are quite similar as well, with September at 83% and May a bit lower at 80%. For more detailed information about May weather, you can visit Lejre weather in May.
In September, the weather typically ranges from a minimum of 1°C (35°F) to a maximum of 27°C (80°F), with an average temperature of 14°C (58°F). This month sees about 71 mm (2.8 in) of precipitation over 12 days, accompanied by a humidity level of 83%. In contrast, June offers relatively warmer temperatures, with a minimum of 7°C (44°F) and a maximum of 30°C (86°F), yielding an average of 17°C (62°F). June experiences less rainfall, with around 51 mm (2.0 in) occurring over 9 days and a slightly lower humidity of 77%. For more specific details about June's weather, you can visit Lejre weather in June. Overall, September presents cooler temperatures and more precipitation compared to the warmer and drier conditions of June.
In comparing the weather of September and July, we see notable differences in temperature and precipitation. September tends to be cooler, with minimum temperatures dropping to 1°C (35°F) compared to July's milder minimum of 7°C (45°F). The average temperature also reflects this trend, sitting at 14°C (58°F) in September versus 18°C (64°F) in July. Additionally, while both months experience significant rainfall, September receives slightly less precipitation at 71 mm (2.8 in) over 12 days, compared to July's 85 mm (3.4 in) over 13 days. Humidity levels are relatively high in both months, with September averaging 83% versus July's 77%. For more specific details on July weather, you can check this link: Lejre weather in July.
When comparing the weather in September to that of August, noticeable differences emerge in both temperature and precipitation. September experiences a wider temperature range, with minimums dropping to 1°C (35°F) and maximums reaching 27°C (80°F), contrasted with August's milder temperatures that range from a minimum of 7°C (45°F) to a maximum of 30°C (87°F). While September has slightly less precipitation at 71 mm (2.8 in) over 12 days, it maintains a higher humidity level of 83% compared to August's 77%. For those interested in more details, you can find additional information about August weather here: Lejre weather in August.
In September, temperatures typically range from a minimum of 1°C (35°F) to a maximum of 27°C (80°F), with an average temperature of 14°C (58°F). The month experiences 71 mm (2.8 in) of precipitation over approximately 12 days, and the humidity sits at a comfortable 83%. In contrast, October sees a notable drop in average temperature to 10°C (51°F), with minimum temperatures dipping to -4°C (25°F) and a maximum of 22°C (73°F). Precipitation slightly increases to 74 mm (2.9 in) over 14 days, and humidity rises to 87%. This transition from September to October signifies a shift towards cooler and wetter weather conditions. For more detailed information, you can check the Lejre weather in October.
In September, the weather tends to be warmer, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 27°C (80°F) and an average of 14°C (58°F). The month sees a total precipitation of 71 mm (2.8 in) across about 12 days, coupled with a humidity level of 83%. In contrast, November experiences significantly cooler temperatures, with a minimum of -5°C (23°F) and a maximum of 17°C (63°F), averaging just 6°C (44°F). Precipitation decreases to 36 mm (1.4 in) over 9 days, while humidity rises slightly to 89%. This shift in weather highlights a transition from the relatively mild and wet days of September to the chillier and drier conditions of November. For more details on the November climate in this region, check out Lejre weather in November.
September and December present markedly different weather profiles. In September, temperatures range from a minimum of 1°C (35°F) to a maximum of 27°C (80°F), with an average of 14°C (58°F). This month features a relatively high precipitation level of 71 mm (2.8 in) over 12 days, accompanied by 83% humidity, allowing for a warm and humid early autumn atmosphere.
In contrast, December brings a significant drop in temperatures, with a minimum of -13°C (9°F), an average of 3°C (38°F), and a maximum of 11°C (52°F). Although precipitation slightly decreases to 54 mm (2.1 in) over 13 days, the humidity rises to 88%, contributing to a cold and damp winter environment. For a deeper look at December's weather specifics, you can refer to Lejre weather in December.
As summer transitions to autumn, September in Lejre offers a unique mix of warmth and crispness, making it distinct from the sweltering summer months. While daytime temperatures can reach a pleasant 27°C, the nights cool down significantly, creating a refreshing contrast. The increased humidity at 83% and 12 days of precipitation add a touch of unpredictability to the weather, compared to the drier and more stable conditions of July and August. However, this October-like ambiance enhances the beauty of the landscape, as nature begins to prepare for the fall. For a deeper dive into what September means for Lejre's weather, visit Lejre Climate.