September Weather in Randers, Denmark

Last updated: August 21, 2025

In September, Randers, Denmark experiences a delightful transition into autumn, showcasing an average temperature of 14°C (57°F), with peaks reaching a maximum of 24°C (76°F) and a brisk minimum of 4°C (39°F). During this month, the region sees around 75 mm (3.0 in) of rainfall spread over approximately 13 days, contributing to an elevated humidity level of 85%. This combination of mild warmth and occasional rain makes September an ideal time to enjoy the vibrant fall scenery and the picturesque charm of Randers.

September Temperature in Randers

As September unfolds in Randers, Denmark, the transition from summer's warmth to the crispness of autumn becomes evident. With temperatures ranging from a minimum of 4°C (39°F) to a pleasant maximum of 24°C (76°F), the month boasts an average temperature of 14°C (57°F), providing a comfortable environment for outdoor activities. This marks a noticeable cooling trend following the warm months of July and August, where highs reached 29°C (84°F) and 29°C (85°F), respectively. The milder September air invites residents and visitors alike to embrace the colorful foliage as nature prepares for the colder months ahead.

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

The chart illustrates September temperature patterns in Randers, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Randers, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec373638455261626257504338
Data source: Temperature data for Randers generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Randers

In September, Randers, Denmark experiences a notable transition in its weather, receiving an average precipitation amount of 75 mm (3.0 in) over 13 days. This marks a slight decrease from the wetter days of August, which saw 92 mm (3.6 in) across 16 days. As summer gives way to autumn, the rain often arrives in the form of heavier showers, contributing to the overall seasonal shift. Compared to earlier months, September’s precipitation reflects a balance between lingering summer moisture and the impending chill of fall, setting the stage for October’s wetter forecast of 81 mm. This pattern reveals how precipitation in Randers fluctuates throughout the year, with September serving as a pivotal bridge between seasons.

September Precipitation Trends in Randers

The chart displays monthly precipitation patterns in Randers, 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 Randers, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec465359367766739275814760
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Randers

In Randers, Denmark, September marks a notable shift in humidity, with levels reaching 85%. This figure falls between the summer months of July and August, which experience slightly lower humidity, and the steadily higher levels typical of October and November, both at 87%. As autumn begins to assert itself, the return to elevated humidity levels in September indicates the lingering warmth of summer while hinting at the cooler, damp conditions to come. Overall, the gradual decrease from the year's peak humidity in January at 88% to the slightly lower levels in September reflects the seasonal transition, showcasing Randers' characteristic maritime climate.

September Average Humidity in Randers

This chart illustrates the average monthly humidity levels in Randers, 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 Randers is approximately {2}%, 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 Randers

As autumn begins to settle in Randers, Denmark, September sees a UV Index of 5, marking a shift from the high exposure levels of summer. With the UV Index classified as moderate, residents and visitors can enjoy the outdoors while being mindful of sun safety. The recommended burn time extends to about 30 minutes, allowing for ample time to soak in the early fall sunshine. This trend reflects a gradual decline in UV intensity as the days grow shorter, following a summer that flaunted indices peaking at 7 in July and June. As you plan your outdoor activities in September, remember to check the forecast and stay informed about the current UV Index in Randers for optimal sun protection. For more detailed information, visit Randers UV Index.

Maximum UV Index Levels in Randers for September

The chart shows the monthly maximum UV Index (UVI) for Randers 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 Randers typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765311
Data source: Randers 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 Randers

As summer gracefully gives way to autumn, September in Randers, Denmark, continues to bask in a moderate glow, offering 311 hours of sunshine. This delightful month stands out as a vivid reminder of summer's lingering warmth, following the sunniest periods of July and June, which boast 452 and 444 hours respectively. While the days begin to shorten, September's ample sunlight invites residents and visitors alike to savor the changing landscape, perfectly bridging the vibrant energy of summer with the crispness of fall. In contrast to the darker months of October and November, which see a significant drop to 241 and 138 hours, September remains a cherished time for outdoor adventures, making it a pivotal month for enjoying the beauty of nature before winter settles in.

Monthly Sunshine Duration in Randers: September Highlighted

The September sunshine duration represents the total number of hours Randers 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.
JanFebMarAprMayJunJulAugSepOctNovDec97h180h258h372h422h444h452h401h311h241h138h114h
Data source: Randers September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Randers During September

September in Randers, Denmark, offers a moderate chance of sunny weather, with only a 27% likelihood of sunshine. As summer comes to a close, this month experiences a drop in sunlight compared to the sunnier months of April and August, which have peak probabilities of 58% and 40%, respectively. Interestingly, the trend reveals that while spring and early summer enjoy substantially higher chances for clear skies, the onset of autumn brings a gentle decline in sunny days, edged only slightly above the gloom of winter months like November and December. Thus, while September may not be the sunniest of months, it still offers a pleasant interlude before the darker days set in.

Percentage of Sunny Days in September in Randers

The chart illustrates the percentage of sunny days in Randers 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 Randers experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%26%38%58%24%36%35%40%27%25%17%25%
Data source: Randers September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Randers in September

As summer fades into autumn, September in Randers, Denmark marks a shift in daylight duration, offering residents and visitors approximately 12 hours of sunlight. This month serves as a bridge between the long, sunlit days of summer, where June boasts a generous 17 hours, and the shorter days to come in October, which offer just 10 hours of daylight. The gradual transition from the brightness of May's 16 hours to September's moderate daylight highlights the changing seasons, inviting a mix of warmth and cool breezes. With daylight diminishing steadily, September presents an ideal time for outdoor activities, allowing for ample opportunities to enjoy the crisp air and vibrant fall foliage before the darker months set in.

Average Daylight Hours in Randers for September

The chart illustrates the variation in daylight duration in Randers throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 35m9h 33m11h 53m14h 16m16h 25m17h 35m16h 57m15h12h 41m10h 19m8h 9m6h 57m
Data source: Randers daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Randers

As September arrives in Randers, Denmark, the winds begin to calm, with an average speed of 3.6 m/s (8 mph), mirroring the gentle breezes of July and August. This marks a noticeable dip compared to the playful gusts of spring that reached around 4.3 m/s (10 mph) in April and May. The trend hints at a transitional phase, where the vibrant energy of summer yields to the quieter whispers of early autumn. As the month progresses, expectations build for October, which often brings a rebound in wind speed to 4.8 m/s (11 mph), signaling the return of brisker air currents that refresh the landscape. The shifting winds in Randers reflect not just changes in weather, but also the subtle rhythm of the seasons intertwining.

Average September Wind Speed in Randers

The chart displays monthly wind speed patterns in Randers, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.04.74.54.33.63.73.64.33.6 m/s4.84.54.3
Data source: Randers September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Randers Compares to Other Months

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

September and January present two distinctly contrasting weather patterns. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 24°C (76°F), with an average of 14°C (57°F). This month experiences about 75 mm (3.0 in) of precipitation over 13 days and a humidity level of 85%. In stark contrast, January is much colder, with temperatures dipping from a minimum of -11°C (13°F) to a maximum of 11°C (51°F) and an average of just 3°C (37°F). While January has less precipitation, totaling 46 mm (1.8 in) across 9 days, it exhibits higher humidity at 88%. To learn more about the weather conditions in January, check out Randers weather in January.

September and February present stark contrasts in weather conditions. In September, temperatures range from a cool 4°C (39°F) at night to a warm 24°C (76°F) during the day, with an average of 14°C (57°F). The month is relatively wet, experiencing 75 mm (3.0 in) of precipitation over 13 days, and humidity levels hover around 85%. In contrast, February is much colder, featuring nighttime lows that plunge to -12°C (10°F) and daytime highs peaking at 14°C (57°F), resulting in a much lower average of 2°C (36°F). Despite the chill, February sees less rainfall, with 52 mm (2.1 in) experienced over 11 days, while humidity remains slightly higher at 87%. For more detailed weather patterns, you can check Randers weather in February.

In September, temperatures range from a minimum of 4°C (39°F) to a comfortable maximum of 24°C (76°F), with an average temperature of 14°C (57°F). The month experiences about 75 mm (3.0 in) of precipitation over 13 days and maintains a high humidity level of 85%. In contrast, March sees noticeably cooler temperatures, with a minimum of -9°C (16°F), an average of 4°C (39°F), and a maximum of 15°C (59°F). Precipitation is slightly lower at 59 mm (2.3 in) across 12 days, accompanied by a humidity of 86%. Notably, March weather tends to be more unpredictable compared to the mild conditions of September. For more specific insights, you can refer to Randers weather in March.

September and April present contrasting yet mild weather patterns. In September, the temperatures range from a minimum of 4°C (39°F) to a maximum of 24°C (76°F), with an average of 14°C (57°F). The month experiences a higher precipitation level of 75 mm (3.0 in) over approximately 13 days, accompanied by high humidity at 85%. In contrast, April sees a broader temperature range with lows dipping to -5°C (24°F) and highs reaching 24°C (75°F), but with a much cooler average of 7°C (45°F). Precipitation is lower at 36 mm (1.4 in) across 8 days and humidity remains slightly lower at 84%. For a closer look at the specific weather patterns in April, check out Randers weather in April.

In comparing the weather of September and May, we observe notable differences in temperature and humidity. September typically experiences a minimum temperature of 4°C (39°F) with an average of 14°C (57°F) and a maximum of 24°C (76°F), along with high humidity levels at around 85%. In contrast, May tends to have slightly cooler average conditions, with a minimum of 1°C (34°F), an average of 11°C (52°F), and a similar maximum of 25°C (78°F). While both months receive comparable precipitation, with 75 mm (3.0 in) in September and 77 mm (3.0 in) in May across 13 days, May maintains slightly lower humidity at 79%. For a detailed look at May weather in Randers, you can visit Randers weather in May.

In September, the weather tends to be slightly cooler than in June, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 24°C (76°F), compared to June's temperatures of 6°C (43°F) to 27°C (80°F). While both months experience a fair amount of precipitation, September sees a higher total of 75 mm (3.0 in) over 13 days, compared to June's 66 mm (2.6 in) over 11 days. Additionally, September is more humid, with levels reaching 85%, whereas June has a lower humidity average of 77%. For more detailed information, you can check Randers weather in June.

When comparing the weather in September to July, one can observe notable differences in temperature and humidity. September typically features a cooler temperature range, with a minimum of 4°C (39°F) and a maximum of 24°C (76°F), while July enjoys warmer conditions, with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 29°C (84°F). Although both months see similar precipitation levels of about 73-75 mm, September experiences slightly higher humidity at 85%, compared to July's 78%. Thus, September embodies a transition into cooler, more humid days, whereas July remains warm and more pleasant overall. For more details, check out Randers weather in July.

In comparing the weather of September and August, September shows a notable drop in temperatures, with minimums reaching 4°C (39°F) compared to August's 8°C (47°F) and an average of 14°C (57°F) compared to August's 17°C (62°F). The maximum temperature in September peaks at 24°C (76°F), which is significantly lower than August's maximum of 29°C (85°F). Precipitation is slightly less in September at 75 mm (3.0 in) over 13 days, compared to August's 92 mm (3.6 in) across 16 days. However, September has a higher humidity level at 85%, while August maintains a relatively lower humidity of 80%. For a more detailed look at August weather, you can refer to Randers weather in August.

September marks the transition from summer to fall, showcasing a mild temperature range with a minimum of 4°C (39°F), an average of 14°C (57°F), and a maximum of 24°C (76°F). The month also experiences 75 mm (3.0 in) of precipitation over approximately 13 days, maintaining a relatively high humidity level of 85%.

In contrast, October brings cooler weather with temperatures dipping to a minimum of -2°C (28°F), an average of 10°C (51°F), and a maximum of 21°C (71°F). Although total precipitation rises slightly to 81 mm (3.2 in) across 15 days, the humidity increases to 87%, creating a distinctly more damp and brisk atmosphere. For a closer look at October weather specifics, you can visit Randers weather in October.

In September, temperatures are milder with an average of 14°C (57°F), ranging from a minimum of 4°C (39°F) to a maximum of 24°C (76°F). The month typically sees about 75 mm (3.0 in) of precipitation over 13 days, accompanied by high humidity levels of 85%. In contrast, November brings cooler conditions, with an average temperature dropping to 6°C (44°F), with lows hitting -3°C (27°F) and highs reaching 16°C (61°F). Precipitation decreases to 47 mm (1.8 in) across 11 days, while humidity remains slightly elevated at 87%. For a closer look at what to expect, visit Randers weather in November.

September weather features a mild temperature range with a minimum of 4°C (39°F), an average of 14°C (57°F), and a maximum of 24°C (76°F). The month sees about 75 mm (3.0 in) of precipitation across 13 days, coupled with high humidity levels at 85%. In contrast, December is notably colder, with temperatures dipping to a minimum of -8°C (18°F) and averaging just 3°C (38°F), peaking at 10°C (51°F). The precipitation in December is slightly lower at 60 mm (2.3 in) over the same number of rainy days, while the humidity remains consistent at 85%. This stark difference in temperatures characterizes the transition from early autumn to the heart of winter. For more detailed information on the weather conditions, check out Randers weather in December.

Compare Randers's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Randers

As summer transitions into autumn, September in Randers presents a dynamic blend of mild temperatures and increased rainfall, distinguishing it from the warmer, drier months of July and August. With an average temperature around 14°C and notable humidity levels of 85%, the weather often feels fresher and more invigorating. Although the chance of rain increases, bringing about 13 days of precipitation, this month remains a vibrant time for outdoor activities as nature begins to don its autumn colors. For more detailed insights into the broader patterns of weather in this charming Danish town, visit Randers Climate.