Last updated: October 30, 2025
September in Gilleleje, Denmark offers a delightful transition into autumn, showcasing a maximum temperature of 25°C (77°F) and an average of 15°C (59°F). The month experiences a minimum temperature dropping to 8°C (47°F), making layers necessary for outdoor activities. With precipitation totaling 89 mm (3.5 in) over 13 days, visitors can expect a mix of sun and rain, complemented by a relatively high humidity level of 83%. This dynamic weather provides a unique backdrop for exploring the coastal charm and natural beauty of Gilleleje.
As summer gracefully gives way to autumn in Gilleleje, Denmark, September showcases a delightful transition in temperatures. The month opens with a comfortable average of 15°C (59°F), making it a pleasant time for outdoor activities. Nights begin to cool down, with minimums around 8°C (47°F), while daytime peaks can reach 25°C (77°F), offering a final taste of warmth before the chill sets in. This shift marks a significant drop from the highs of late summer, where temperatures soared to 30°C (86°F) in August. As September progresses, the inviting warmth slowly transitions toward the cooler embrace of fall, reflected in the upcoming month's lower averages and maximums. Thus, Gilleleje in September encapsulates a harmonious blend of lingering heat and the impending autumnal cool, perfect for experiencing the changing beauty of the season.
September in Gilleleje, Denmark, sees a noteworthy transition in precipitation patterns, with an average of 89 mm (3.5 in) of rainfall spread over 13 days. This marks a slight decrease from August's high of 101 mm (4.0 in), suggesting the approach of autumn as summer's heavy rains begin to taper off. Notably, this month remains one of the wetter periods of the year, closely following July’s peak. As the days grow shorter and temperatures drop, the consistent rainfall can rejuvenate the lush landscapes, making September a vibrant time for nature enthusiasts. Overall, the combination of increased precipitation days and significant rainfall hints at a lush, dynamic change in the environment, setting the stage for the forthcoming months.
As summer transitions into autumn, September in Gilleleje, Denmark, brings a slight uptick in humidity, rising to 83%. This marks a modest increase from the stable low of 77% observed during the peak summer months of June, July, and August. The shift in humidity hints at the changing seasons, as nature prepares for the cooler months ahead. Although September's levels are still lower than the winter months of January and February, which hover around 90%, this increase reflects the lingering warmth of summer while foreshadowing the return to the more humid, crisp air of fall. As the year progresses, Gilleleje's weather showcases a dynamic interplay between warmth and moisture, capturing the essence of its coastal climate.
As September arrives in Gilleleje, Denmark, the UV Index reflects a transition from the peak summer sun to the gentler autumn sun. With a moderate UV Index of 5, outdoor enthusiasts can enjoy about 30 minutes of sun exposure before the risk of burning increases. This marks a slight decline from the high levels experienced in the summer months, where the Index peaked at 7 in July and June. While still significant, September's UV Index indicates a shift towards lower exposure, making it a great time for leisurely outdoor activities without as much worry about sunburn. For detailed information on UV levels throughout the year, check out Gilleleje UV Index.
UV Risk Categories
September in Gilleleje, Denmark, welcomes a delightful return to abundant sunlight, boasting 316 hours of sunshine. This month marks a gentle transition as the summer's peak generosity begins to wane, yet it still retains a vibrant glow, standing out against the colder months ahead. Following the sun-drenched summer months, with June and July offering impressive totals of 457 and 452 hours respectively, September’s sunshine begins to soften, yet it remains significantly brighter than the dimmer days of October, which dips to 245 hours. As summer's warmth lingers in the early fall air, September is the perfect time to soak in the last rays of sunshine before the winter chill sets in.
In September, Gilleleje, Denmark, experiences a 31% chance of sunny weather, marking a shift towards the cooler autumn months. This figure, while a drop from the more promising 56% in April, shows a relatively moderate likelihood when compared to the earlier summer months like June and July, where chances stood at 45% and 36% respectively. As the year progresses, the trend indicates an overall decline in sunny days, with the sunniest times being in the spring. Yet, September still offers a pleasant balance, making it a charming time to enjoy the dwindling warmth before winter sets in.
As September rolls into Gilleleje, Denmark, the spirited glow of summer sunlight begins its gentle retreat, offering an average daylight duration of 12 hours. This marks a notable shift from the lush brightness of July and August, which basked in 16 and 14 hours of daylight respectively. Following the sunniest months of the year, September’s warmth gives way to the approaching autumn chill, setting the stage for shorter days ahead; October will soon bring just 10 hours of light. The gradual decrease in daylight, seamlessly transitioning from the extended hours of spring and summer, highlights the rhythmic dance of the seasons—a reminder of the ever-changing beauty of nature in this coastal town.
As September arrives in Gilleleje, Denmark, the coastal breeze begins to shift, with an average wind speed of 4.7 m/s (11 mph) whispering through the still-warm air. This month marks a subtle decline in wind intensity compared to the stronger gusts of August, which held steady at 5.4 m/s (12 mph). Overall, September's winds reflect a transitional phase, as the summer warmth starts to cede to the crispness of autumn. Looking ahead, October brings a notable uptick, with winds accelerating to 6.1 m/s (14 mph). Thus, September serves as a gentle reminder of the changing seasons, blending the remnants of summer with the brisk promise of fall.
Weather in Gilleleje varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Gilleleje, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present strikingly different weather patterns. In September, temperatures range from a mild 8°C (47°F) at night to a comfortable 25°C (77°F) during the day, with an average of 15°C (59°F). The month sees considerable precipitation, totaling 89 mm (3.5 in) over 13 days, and a humidity level of 83%. In contrast, January is much colder, with temperatures plummeting to a minimum of -9°C (16°F) and peaking at just 10°C (51°F), averaging around 3°C (37°F). Despite having less rainfall, with 54 mm (2.1 in) over 11 days, January experiences higher humidity at 90%. For more detailed information, check out Gilleleje weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a mild 8°C (47°F) to a warm 25°C (77°F), with an average of 15°C (59°F) and some rainfall totaling 89 mm (3.5 in) over 13 days, creating a humidity level of 83%. In stark contrast, February's chill brings a minimum temperature of -9°C (17°F) and a maximum of 11°C (52°F), with an average of just 2°C (37°F). Precipitation in February decreases to 52 mm (2.0 in) over 11 days, accompanied by a higher humidity of 89%. To learn more about February weather specifics, check out Gilleleje weather in February.
September and March present contrasting weather patterns. In September, temperatures range from a mild 8°C at night to a comfortable 25°C during the day, with an average of 15°C. The month sees about 89 mm of precipitation over 13 days, and humidity levels are relatively high at 83%. In contrast, March is much colder, with minimum temperatures dipping to -9°C and a maximum of 13°C, resulting in an average of only 4°C. Precipitation is less, totaling 61 mm over 12 days, and humidity is slightly higher at 88%. For more detailed weather information, check out Gilleleje weather in March.
September and April present distinctly different weather patterns. In September, temperatures range from a mild 8°C (47°F) at night to a pleasant max of 25°C (77°F) during the day, contributing to an average of 15°C (59°F). The month is relatively humid, with an average humidity of 83% and 89 mm (3.5 in) of precipitation spread over 13 days. In contrast, April experiences cooler temperatures with a minimum of -3°C (27°F) and a maximum of 21°C (70°F), yielding an average of 7°C (45°F). April is also much drier, featuring only 34 mm (1.3 in) of rainfall over just 7 days and a slightly lower humidity level of 85%. For those interested in more specific details about April weather, you can refer to Gilleleje weather in April.
In comparing the weather between September and May, September tends to be warmer overall, with average temperatures reaching 15°C (59°F) compared to May's average of 12°C (53°F). While September has a maximum temperature of 25°C (77°F), May can get slightly higher at 27°C (80°F). However, May experiences lower precipitation levels at 58 mm (2.3 in) compared to 89 mm (3.5 in) in September, despite both months having about 13 days of rain. Humidity levels are also comparable, with September at 83% and May at 80%. For more detailed insights on May weather, check out Gilleleje weather in May.
In comparing the weather between September and June, both months exhibit mild temperatures but differ notably in their characteristics. September sees a minimum temperature of 8°C and an average of 15°C, peaking at 25°C, while June offers slightly warmer conditions with a minimum of 9°C, an average of 17°C, and a maximum of 27°C. Rainfall is more frequent in September, averaging 89 mm over 13 days, compared to June's 49 mm over just 7 days. Additionally, humidity levels are higher in September at 83%, compared to June's 77%. For more detailed insights into June weather, check out Gilleleje weather in June.
In comparing the weather between September and July, we notice a shift in temperatures and humidity levels. September experiences lower average temperatures, with a minimum of 8°C (47°F) and an average of 15°C (59°F), compared to July's minimum of 10°C (51°F) and an average of 18°C (65°F). July also boasts higher maximum temperatures, reaching 29°C (85°F) versus September's peak of 25°C (77°F). Both months see a similar amount of precipitation, with September slightly wetter at 89 mm (3.5 in) over 13 days compared to July's 83 mm (3.3 in) over 14 days. Furthermore, September tends to be more humid at 83%, while July maintains a comfortable humidity level of 77%. For more insights on the July weather specifically, you can check out Gilleleje weather in July.
When comparing the weather in September to that of August, notable differences emerge. September experiences cooler temperatures, with a minimum of 8°C (47°F) and an average of 15°C (59°F), while August maintains a warmer range, with a minimum of 10°C (50°F) and an average of 18°C (64°F). The maximum temperature also drops in September to 25°C (77°F), compared to August's peak of 30°C (86°F). Additionally, September sees slightly more rainfall, with 89 mm (3.5 in) over 13 days, while August has 101 mm (4.0 in) over 15 days. Humidity is higher in September at 83%, compared to 77% in August, indicating a shift towards a cooler and more humid climate as summer transitions into fall. For more detailed insights, you can check Gilleleje weather in August.
September and October showcase a notable transition in weather conditions. In September, temperatures typically range from a mild 8°C (47°F) at night to a pleasant 25°C (77°F) during the day, with an average of 15°C (59°F). However, the month sees considerable precipitation, with 89 mm (3.5 in) falling over 13 days, accompanied by a humidity level of 83%. In contrast, October brings a more pronounced chill, with minimum temperatures dropping to around 1°C (34°F) and an average of 11°C (52°F), peaking at 20°C (68°F). This month is also slightly wetter, as it records 97 mm (3.8 in) of rainfall over 17 days and a higher humidity level of 87%. For a detailed look at weather patterns specific to October, you can visit Gilleleje weather in October.
In September, Gilleleje experiences milder weather with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 25°C (77°F), averaging around 15°C (59°F). The month sees a fair amount of rainfall, with 89 mm (3.5 in) spread over 13 days, and humidity levels sitting at 83%. In contrast, November brings a notable drop in temperatures, with a minimum of -4°C (26°F) and a maximum of 16°C (62°F), averaging just 7°C (45°F). Precipitation also decreases to 55 mm (2.2 in) over 12 days, while humidity rises slightly to 89%. For more detailed information, you can check Gilleleje weather in November.
In September, Gilleleje experiences milder temperatures, with minimums around 8°C (47°F) and maximums reaching up to 25°C (77°F). The average temperature hovers around 15°C (59°F), accompanied by significant humidity at 83% and about 89 mm (3.5 in) of precipitation over 13 days. In contrast, December brings much colder weather, with temperatures plunging to a minimum of -4°C (25°F) and only reaching a maximum of 10°C (50°F). The average drops to 4°C (39°F), and while total precipitation is slightly lower at 68 mm (2.7 in), it falls over a greater number of days, around 15. The humidity also increases slightly to 88%. For more detailed information on weather specifics, check out Gilleleje weather in December.
As September unfolds in Gilleleje, the transition from the warm embrace of summer to the coolness of autumn becomes evident. This month often presents a mild yet variable climate, with temperatures averaging around 15°C, creating a comfortable backdrop for outdoor activities. However, the increased chance of precipitation, with about half the month seeing rain, introduces an element of unpredictability not as prevalent in the drier summer months. Coupled with a higher humidity level, the weather in September is a reminder of nature's shifting rhythms. For a deeper dive into how Gilleleje's weather patterns unfold throughout the year, explore Gilleleje Climate.