September Weather in Mariager, Denmark

Last updated: October 30, 2025

In September, Mariager, Denmark, experiences a delightful transition from summer to autumn, with maximum temperatures reaching 24°C (75°F) and a cozy average of 14°C (57°F). While the days may start warm, the evenings cool down, dipping to a refreshing 5°C (40°F). This month is characterized by a moderate precipitation level of 80 mm (3.1 in) over approximately 13 days, contributing to the region's lush greenery. With humidity averaging 85%, visitors can expect a crisp yet invigorating atmosphere, making it an ideal time to explore the charming landscapes of Mariager.

September Temperature in Mariager

As September unfolds in Mariager, Denmark, the weather transitions from the warmth of summer to the crispness of autumn. With minimum temperatures averaging around 5°C (40°F) and highs reaching up to 24°C (75°F), the month offers a delightful blend of mild days and cool evenings. During this time, the average temperature settles at 14°C (57°F), marking a noticeable shift from the hotter summer months, when highs soared to nearly 30°C (84°F). This gradual cooling trend sets a beautiful backdrop for the stunning autumn colors that begin to emerge, making September a picturesque time to explore the charming landscapes of this coastal town.

September Weather in Mariager: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Mariager, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mariager, September typically has an average temperature of 14°C (57°F), with highs reaching up to 24°C (75°F) and lows dropping to around 5°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec373638455261636257504438
Data source: Temperature data for Mariager generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Mariager

In September, Mariager, Denmark experiences a significant shift in precipitation patterns, with 80 mm (3.1 in) of rain spread over 13 days. This amount reflects a decrease compared to the 91 mm recorded in August, suggesting a transition as autumn approaches. While September retains a notable level of rainfall, it acts as a bridge between the wetter summer months and the gradually increasing precipitation of October, which sees an uptick to 87 mm. This trend highlights a seasonal rhythm where late summer's abundance gives way to autumn's lingering moisture, providing a lush backdrop to the changing landscape.

September Precipitation Trends in Mariager

The chart displays monthly precipitation patterns in Mariager, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Mariager, September typically receives around 80 mm (3.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec475660367367739180885164
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mariager

In September, Mariager, Denmark experiences a slight rise in humidity, reaching 85%, which signals the transition from summer's warmth to autumn's embrace. As autumn approaches, humidity levels typically begin to stabilize after the peak of summer, where they hovered around 80% in August. This month marks a notable shift from the drier months of June and July, which saw the lowest humidity at 77% and 78%, respectively. As the year progresses into October, humidity rises again to 87%, echoing the patterns of earlier months, where late fall and winter tend to maintain higher moisture levels. Overall, September’s humidity reflects a gradual return to the muggy conditions typical of the coastal climate, paving the way for the cooler, wetter months ahead.

September Average Humidity in Mariager

This chart illustrates the average monthly humidity levels in Mariager, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Mariager is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%86%84%79%77%78%80%85%87%87%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mariager

As we transition into September in Mariager, Denmark, the UV Index reflects a drop to 5, placing it in the moderate exposure category with a burn time of 30 minutes. This gradual decline follows the peak summer months of June and July, where UV levels reached a high of 7, necessitating more vigilant sun protection. Despite September's moderate index, it still serves as a reminder that UV rays can pose risks even in the early autumn. Observing these trends, it’s essential to remain mindful of sun exposure to safely enjoy the changing season. For more detailed information, visit the Mariager UV Index.

Maximum UV Index Levels in Mariager for September

The chart shows the monthly maximum UV Index (UVI) for Mariager in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Mariager typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765311
Data source: Mariager September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Mariager

September in Mariager, Denmark, offers a delightful retreat as summer gently transitions to autumn, bringing 308 hours of sunshine to the picturesque town. This month stands out as a time of balance, basking in a rich tapestry of light that follows the peak of summer in July, which boasts the most sun with 458 hours. Although September shows a marked decrease when compared to the sun-drenched days of July and August, it still glimmers with ample hours, gradually tapering off as the days shorten into October’s 241 hours. The overall sunshine trend from the beginning of the year underscores a progressive increase through the spring and summer months, before naturally declining into the chillier seasons, allowing residents and visitors to relish the last golden rays before the winter chill sets in.

Monthly Sunshine Duration in Mariager: September Highlighted

The September sunshine duration represents the total number of hours Mariager experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec95h176h264h374h427h448h458h404h308h241h134h112h
Data source: Mariager September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mariager During September

In Mariager, Denmark, the likelihood of sunny weather sees a notable shift as the months progress, peaking in April at 60% before gradually declining through the summer. By September, the chance of basking in the sun drops to 28%, indicating that while the late summer days linger, the transition into autumn begins to overshadow them. This trend highlights the diminishing sunny spells as the year winds down, contrasting sharply with the brighter days of earlier months like March and April. As you plan your September activities, keep in mind that, although the sun may make occasional appearances, it’s wise to anticipate more overcast and varied weather.

Percentage of Sunny Days in September in Mariager

The chart illustrates the percentage of sunny days in Mariager throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Mariager experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%28%39%60%24%38%38%42%28%26%18%26%
Data source: Mariager September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mariager in September

As summer transitions into autumn in Mariager, Denmark, September offers a delightful blend of lingering daylight and the onset of shorter days. With approximately 12 hours of daylight, this month marks a gradual decline from the long, glorious days of summer, where June and July basked in 17 hours of sunshine. The shift is evident as the vibrant colors of autumn begin to emerge, casting a warm glow under the softer sunlight. Although the daylight hours decrease, the comfortable warmth and crispness begin to create an inviting atmosphere that perfectly captures the essence of early fall. This trend continues into October, as daylight dips further to 10 hours, heralding the approach of winter's shorter, dimmer days.

Average Daylight Hours in Mariager for September

The chart illustrates the variation in daylight duration in Mariager throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 33m9h 31m11h 53m14h 18m16h 28m17h 39m17h 1m15h 2m12h 41m10h 18m8h 6m6h 53m
Data source: Mariager daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Mariager

As September unfolds in Mariager, Denmark, the gentle whisper of the September wind carries an average speed of 3.9 m/s (9 mph), slightly softer than the breezes felt in the summer months. This subtle decline from the lively gusts of August reflects the transition into autumn, where the air becomes crisper and the landscape begins to shift. Looking back across the year, the wind speeds generally fluctuate between 3.7 m/s to 5.0 m/s, with some noteworthy peaks in October and February, suggesting that while September heralds a phase of calm, a more invigorating breeze is just around the corner. The rhythm of Mariager's winds creates a captivating backdrop, inviting both reflection and anticipation as the seasons change.

Average September Wind Speed in Mariager

The chart displays monthly wind speed patterns in Mariager, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.94.74.43.74.03.84.53.9 m/s5.04.74.5
Data source: Mariager September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Mariager Compares to Other Months

Weather in Mariager varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Mariager, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present stark contrasts in weather conditions. In September, temperatures range from a minimum of 5°C (40°F) to a pleasant maximum of 24°C (75°F), with an average of 14°C (57°F). The month brings around 80 mm (3.1 in) of precipitation over approximately 13 days, coupled with a high humidity level of 85%. In contrast, January is much colder, with temperatures dipping to a minimum of -10°C (15°F) and an average of just 3°C (37°F), peaking at 10°C (51°F). Precipitation is lighter in January, totaling 47 mm (1.9 in) over about 9 days, and humidity is slightly higher at 88%. For a detailed look at the weather specifics in January, check out Mariager weather in January.

In September, temperatures range from a mild 5°C (40°F) to a pleasant maximum of 24°C (75°F), making it a comfortably warm month, with an average temperature of 14°C (57°F). The month is characterized by relatively high humidity at 85% and experiences significant rainfall, with 80 mm (3.1 in) of precipitation over about 13 days. In contrast, February presents a starkly different climate, with chilly temperatures that drop as low as -11°C (12°F) and only reach up to 13°C (55°F), resulting in a much cooler average of 2°C (36°F). Precipitation in February is less than in September, totaling 56 mm (2.2 in) over 11 days, though humidity remains slightly higher at 87%. For more detailed information, you can check Mariager weather in February.

September and March present contrasting weather patterns. In September, temperatures range from a mild 5°C (40°F) to a pleasant maximum of 24°C (75°F), accompanying an average of 14°C (57°F). This month sees a relatively high humidity level of 85% and experiences 80 mm (3.1 in) of precipitation over 13 days. In stark contrast, March is significantly cooler, with temperatures dipping as low as -9°C (16°F) and averaging only 4°C (39°F). The maximum temperature reaches a modest 14°C (57°F), and while precipitation is lower at 60 mm (2.4 in) over 12 days, the humidity remains slightly higher at 86%. For more details on weather patterns in March, you can refer to Mariager weather in March.

In comparing the weather of September and April, we notice distinct differences. September boasts milder temperatures with a minimum of 5°C (40°F) and an average of 14°C (57°F), while April starts much colder, with lows around -4°C (25°F) and an average of 7°C (45°F). However, both months experience similar maximum temperatures, peaking at 24°C (75°F) in September and 23°C (73°F) in April. Precipitation is notably higher in September, averaging 80 mm (3.1 in) over 13 days, compared to April's lighter rainfall of 36 mm (1.4 in) over just 8 days. Humidity levels remain fairly consistent between the two months, with September at 85% and April slightly lower at 84%. For a detailed look at the weather conditions in April, check out Mariager weather in April.

In September, temperatures typically range from a minimum of 5°C (40°F) to a maximum of 24°C (75°F), with an average of 14°C (57°F). The month experiences around 80 mm (3.1 in) of precipitation over approximately 13 days, contributing to a high humidity of 85%. In contrast, May boasts slightly cooler temperatures, with a minimum of 1°C (34°F) and reaching up to 25°C (76°F) on average. While it has a similar average temperature of 11°C (52°F), May sees a bit less rainfall, totaling 73 mm (2.9 in) across about 12 days, and a lower humidity level of 79%. For a more in-depth look at May weather specifics, check out Mariager weather in May.

In comparing the weather of September and June, we can see noticeable differences in both temperature and precipitation. September tends to be cooler, with minimum temperatures around 5°C (40°F) and an average of 14°C (57°F), while June starts slightly warmer with minimums of 7°C (46°F) and averages of 16°C (61°F). The maximum temperatures in both months are relatively similar, reaching up to 24°C (75°F) in September and 26°C (80°F) in June. When it comes to precipitation, September is wetter, receiving 80 mm (3.1 in) over about 13 days compared to June's 67 mm (2.6 in) on around 11 days. Humidity levels are also higher in September at 85%, compared to June's 77%. For a detailed look at June weather, you can visit Mariager weather in June.

In comparing the weather of September and July, we see a noticeable shift in temperatures and overall climatic conditions. September experiences cooler temperatures, with a minimum of 5°C (40°F) and an average of 14°C (57°F), compared to July's milder weather, which boasts a minimum of 8°C (46°F) and an average of 17°C (63°F). While July reaches a maximum of 28°C (83°F), September’s maximum is considerably lower at 24°C (75°F). Precipitation levels are similar, with September receiving 80 mm (3.1 in) over 13 days and July slightly less at 73 mm (2.9 in), although July has slightly lower humidity at 78% compared to September’s 85%. For more details about July's weather, you can check this link: Mariager weather in July.

In comparing the weather between August and September, it’s clear that September experiences cooler temperatures, with a minimum of 5°C (40°F) and a maximum of 24°C (75°F), while August's range is slightly warmer, with a minimum of 8°C (47°F) and a maximum of 29°C (84°F). Precipitation is relatively similar, with September receiving 80 mm (3.1 in) over 13 days and August having 91 mm (3.6 in) across 15 days. Humidity also sees a slight increase in September at 85%, compared to August’s 80%. For more detailed insights into August weather, you can visit Mariager weather in August.

In September, temperatures range from a minimum of 5°C (40°F) to a maximum of 24°C (75°F), with an average temperature of 14°C (57°F). The month sees around 80 mm (3.1 in) of precipitation over 13 days, coupled with humidity levels at 85%. In contrast, October ushers in cooler temperatures, with a minimum dipping to -1°C (31°F) and an average of 10°C (51°F). The maximum temperature is slightly lower at 21°C (70°F). Precipitation increases to 87 mm (3.4 in) over 15 days, and humidity also rises to 87%. For a more detailed look at October weather, visit Mariager weather in October.

September weather tends to be much milder compared to November, with average temperatures ranging from a minimum of 5°C (40°F) to a maximum of 24°C (75°F). In contrast, November sees cooler temperatures with a maximum of only 16°C (61°F) and even dipping to a minimum of -3°C (27°F). Precipitation levels also differ, with September receiving 80 mm (3.1 in) over 13 days, while November has slightly lower rainfall at 51 mm (2.0 in) across 11 days. Humidity remains high in both months, but November edges slightly higher at 87% compared to September's 85%. For more detailed weather insights, check out Mariager weather in November.

In September, temperatures in Mariager range from a mild minimum of 5°C (40°F) to a pleasant maximum of 24°C (75°F), with an average of 14°C (57°F). This month experiences about 80 mm (3.1 in) of precipitation over 13 days, accompanied by high humidity at 85%. In contrast, December sees much colder temperatures, with a minimum of -7°C (20°F) and an average of only 4°C (39°F), peaking at 10°C (51°F). Despite having slightly less precipitation at 64 mm (2.5 in) over the same number of days, December maintains the same level of humidity at 85%. For a detailed look at December weather, visit Mariager weather in December.

Compare Mariager's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Mariager

As September rolls in, Mariager welcomes a shift in climate that contrasts with the warmer summer months. With milder average temperatures and increased precipitation, the month often feels crisp, marked by refreshing breezes and a higher humidity level that can make the air feel heavier. The overcast skies and intermittent rain on about half the days may deter sun-seekers, but they also gift the region its lush landscape and vibrant autumn colors. For anyone planning a visit, understanding this transition can enhance the experience of Mariager's enchanting fall charm. Explore more about what to expect in this picturesque town at Mariager Climate.