September Weather in Roermond, Netherlands

Last updated: August 27, 2025

September in Roermond, Netherlands, presents a dynamic climate experience, with temperatures ranging significantly from a maximum of 34°C (93°F) to a minimum of 3°C (37°F), resulting in an average temperature of 15°C (60°F). This month witnesses about 59 mm (2.3 in) of precipitation over 11 days, contributing to a notable humidity level of 81%. As summer transitions to autumn, visitors can expect a mix of warm days and cooler nights, wrapped in an atmosphere of refreshing moisture that adds a unique flavor to the changing season.

September Temperature in Roermond

In September, Roermond, Netherlands, begins to transition from the heat of summer to the crispness of autumn. The temperatures range from a minimum of 3°C (37°F) to a maximum of 34°C (93°F), showcasing a significant drop from the sweltering highs of August. With an average temperature of 15°C (60°F), September offers a comfortable climate for outdoor activities, with warm days giving way to cooler evenings. This month effectively captures the essence of late summer's warmth while hinting at the upcoming fall, making it an ideal time for locals and visitors to enjoy the scenic beauty of the region. As the chill starts to creep in, layers become essential, marking the shift towards the richer hues of autumn.

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

The chart illustrates September temperature patterns in Roermond, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roermond, 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).
JanFebMarAprMayJunJulAugSepOctNovDec394145505766676760544542
Data source: Temperature data for Roermond 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 Roermond

September in Roermond, Netherlands, marks the transition from the summer’s warmth into the crispness of autumn, with an average precipitation of 59 mm (2.3 in) spread over 11 days. This amount reflects a gentle decrease from the wetter months of July and August, where rainfall peaked at 86 mm (3.4 in) and 74 mm (2.9 in), respectively. The trend highlights a gradual shift as the region prepares for the increasing rainfall typical of October, which sees a sharp rise to 89 mm (3.5 in). Interestingly, September’s relatively stable precipitation underscores the balance between lingering summer showers and the early onset of fall, setting the stage for the seasonal changes ahead.

September Precipitation Trends in Roermond

The chart displays monthly precipitation patterns in Roermond, 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 Roermond, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec657170346570867459895491
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Roermond

As summer transitions into autumn, September in Roermond experiences a noticeable uptick in humidity, sitting at a comfortable 81%. This increase from the 71% recorded in August hints at the encroaching cooler months, as the air begins to hold more moisture. Throughout the year, humidity peaks in the winter months, with January and February consistently hovering around 90%, while summer showcases the driest conditions, particularly in July and August. The return to higher humidity in September signals the onset of autumn, setting the stage for the wetter months ahead as the year culminates with atmospheric moisture levels that can reach as high as 92% in December.

September Average Humidity in Roermond

This chart illustrates the average monthly humidity levels in Roermond, 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 Roermond is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Roermond

As September rolls in, Roermond experiences a moderate UV Index of 5, making it essential for sun seekers to be mindful of their sun exposure. Compared to the peak summer months, June and July, where the index soared to very high levels of 8, September offers a more temperate outdoor environment. With a typical burn time of 30 minutes, this month signifies a transition towards milder sunlight, encouraging leisurely activities without the extreme risks associated with the summer months. As the seasons change, it's interesting to see how UV levels fluctuate, reminding us to stay informed and protected. For more detailed insights on sun safety, check out Roermond UV Index.

Maximum UV Index Levels in Roermond for September

The chart shows the monthly maximum UV Index (UVI) for Roermond 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 Roermond typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Roermond 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 Roermond

As September rolls in, Roermond basks in a generous 316 hours of sunshine, a pleasant transition from the peak summer months. This figure reflects a gradual decline from July's impressive 408 hours, suggesting that while summer's glow begins to wane, autumn still offers ample opportunities for outdoor enjoyment. Interestingly, September retains more sunlight than its predecessor, August, which had 378 hours. This trend showcases the region's lingering warmth, making it an ideal time for exploration or relaxation in the golden light of early fall. With October's forecast bringing only 241 hours, it’s clear that September stands as a vibrant farewell to summer, inviting both locals and tourists to savor those sun-kissed days before the crispness of autumn sets in.

Monthly Sunshine Duration in Roermond: September Highlighted

The September sunshine duration represents the total number of hours Roermond 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.
JanFebMarAprMayJunJulAugSepOctNovDec122h205h273h338h393h387h408h378h316h241h193h138h
Data source: Roermond September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Roermond During September

In Roermond, Netherlands, the likelihood of sunny weather in September stands at a moderate 33%, mirroring the similar chances seen in the preceding summer months. As summer transitions into autumn, it's interesting to note that September sustains a steady probability of sunshine, aligning closely with August's figures. While this month doesn’t boast the high percentages found in the spring, where March and April enjoy closer to 39-40% sunny days, September maintains a respectable position in the yearly calendar. This consistent chance of sun suggests that while the days may be getting shorter, there's still enough warmth and brightness to enjoy early autumn activities. As the year progresses into October, however, it's worth noting a slight dip, settling back to 30%, reminding us that the sunny days are slowly retreating as winter approaches.

Percentage of Sunny Days in September in Roermond

The chart illustrates the percentage of sunny days in Roermond 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 Roermond experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec11%30%39%40%30%33%32%33%33%30%25%16%
Data source: Roermond September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Roermond in September

In Roermond, Netherlands, September heralds the gradual transition from the long summer days to the shorter ones of autumn, with an average daylight duration of 12 hours. This month marks a notable shift from the peaks of 16 hours in June and July, gently descending as the vibrant hues of summer fade. As daylight continues to wane, September retains a balance of brightness, offering enough sunlight to savor the lingering warmth of early autumn while hinting at the shorter days to come, which drop further to 10 hours by October. This rhythmic dance of daylight illustrates the region's seasonal ebb and flow, showcasing nature's ever-changing tapestry.

Average Daylight Hours in Roermond for September

The chart illustrates the variation in daylight duration in Roermond throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 26m9h 59m11h 54m13h 53m15h 36m16h 29m16h 1m14h 28m12h 34m10h 37m8h 52m7h 56m
Data source: Roermond daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Roermond

As September rolls into Roermond, the wind takes on a noticeably gentler character, with an average speed of 2.6 m/s (6 mph), matching the calm breezes of June. This shift marks a transition from the slightly more blustery summer months, where values hovered just above this mark. When compared to the vibrant gusts of spring, which peaked at 3.9 m/s (9 mph) in May, September's wind can feel like a subtle sigh, inviting residents and visitors to enjoy the serene beauty of the changing season. As the leaves begin to turn and the air crispens, the soft winds serve as a gentle reminder of autumn's arrival in this charming Dutch town.

Average September Wind Speed in Roermond

The chart displays monthly wind speed patterns in Roermond, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.03.83.63.13.92.63.03.12.6 m/s3.83.13.6
Data source: Roermond September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Roermond Compares to Other Months

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

In September, the weather is typically warmer, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 34°C (93°F), and an overall average of 15°C (60°F). In contrast, January sees significantly cooler temperatures, with minimums dropping to -7°C (20°F) and a maximum of only 14°C (58°F), resulting in an average of just 4°C (39°F). Both months experience around 11 days of precipitation, but January's precipitation is slightly higher at 65 mm (2.6 in) compared to September's 59 mm (2.3 in). Additionally, January tends to be more humid, with a humidity level of 91% versus September's 81%. For a detailed look at January weather specifics, check out Roermond weather in January.

September and February present contrasting weather conditions. In September, temperatures range from a mild 3°C (37°F) to a warm 34°C (93°F), with an average of 15°C (60°F). The month experiences 59 mm (2.3 in) of precipitation over 11 days, coupled with a humidity level of 81%. In contrast, February is much colder, featuring temperatures that can dip to -10°C (15°F) and peak at 20°C (68°F), with an average of just 5°C (42°F). Precipitation is slightly higher at 71 mm (2.8 in) over the same number of rainy days, while humidity also increases to 90%. For more detailed information, check out Roermond weather in February.

In comparing the weather of September and March, notable differences emerge. September experiences milder temperatures, with a minimum of 3°C (37°F) and an average of 15°C (60°F), while March is cooler, featuring a minimum of -8°C (18°F) and an average of 7°C (45°F). Maximum temperatures in September can reach as high as 34°C (93°F), contrasting with March's peak of 23°C (73°F). Precipitation in March is slightly higher at 70 mm (2.8 in) over 14 days compared to September's 59 mm (2.3 in) over 11 days. Humidity levels are also more pronounced in March at 87%, compared to September's 81%. For those interested in more detailed information, see Roermond weather in March.

When comparing the weather in September and April, significant differences emerge in both temperature and precipitation. September typically boasts a warmer climate, with average temperatures ranging from a minimum of 3°C to a maximum of 34°C, while April experiences cooler temperatures, with a maximum of 28°C and a minimum dipping to -3°C. Additionally, September is marked by higher precipitation levels, averaging 59 mm over 11 days, compared to April's 34 mm over 9 days. This slight decrease in rainfall in April is accompanied by a marginally higher humidity level of 84%, compared to 81% in September. For a closer look at what to expect during this month, you can check out Roermond weather in April.

In comparing the weather between September and May, we notice a range of temperatures and conditions. September experiences a wider temperature range, with minimums of 3°C (37°F) and maximums soaring up to 34°C (93°F), making the average temperature a comfortable 15°C (60°F). The month is relatively humid at 81% and sees precipitation of about 59 mm over 11 days.

In contrast, May starts off cooler with a minimum temperature of 0°C (32°F), but similarly reaches up to 33°C (91°F), yielding an average of 14°C (58°F). The precipitation in May is slightly higher at 64 mm over 13 days, coupled with a lower humidity of 77%. For a more detailed look at the weather patterns, you can check Roermond weather in May.

September and June present distinct weather characteristics. September experiences a wider temperature range, with minimums dropping to 3°C (37°F) while averaging 15°C (60°F) and peaking at 34°C (93°F). It is also marked by relatively high humidity at 81% and precipitation on 11 days, totaling 59 mm (2.3 in). In contrast, June boasts milder minimum temperatures of 8°C (46°F), an average of 19°C (66°F), and slightly higher maximums reaching 35°C (95°F). Although June sees a bit more precipitation at 70 mm (2.8 in) over 10 days, it has lower humidity at 74%. For a more detailed look at weather conditions during June in Roermond, check out Roermond weather in June.

In comparing the weather conditions of September and July, several key differences emerge. September experiences a wider temperature range, with a minimum of 3°C (37°F) and a maximum of 34°C (93°F), averaging around 15°C (60°F). This month also sees relatively high humidity at 81% and moderate precipitation, receiving 59 mm (2.3 in) over 11 days. In contrast, July boasts higher temperatures, with a minimum of 8°C (47°F) and a scorching maximum of 41°C (106°F), averaging 19°C (67°F). However, it also deals with greater precipitation, totaling 86 mm (3.4 in) across 13 days, but maintains a lower humidity level at 72%. For more detailed information about July weather, check out Roermond weather in July.

Comparing the weather in September and August reveals some notable differences. September tends to be cooler, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 34°C (93°F), while August features a warmer average of 19°C (67°F) with temperatures peaking at 36°C (98°F). Additionally, September sees higher humidity levels at 81% compared to August's 71%, contributing to a different overall feel. Interestingly, although September experiences slightly less precipitation at 59 mm (2.3 in) over 11 days, August has a bit more rain at 74 mm (2.9 in) over 14 days. For a detailed overview of August weather, visit Roermond weather in August.

September typically offers a wider temperature range, with minimums of 3°C and maximums reaching up to 34°C, while October sees cooler averages, with a min of 2°C and a max of 27°C. The average temperature in September is a warmer 15°C compared to October's 12°C. Precipitation also increases in October, totaling 89 mm over 12 days, compared to September's 59 mm across 11 days. Additionally, October experiences slightly higher humidity at 88%, compared to September's 81%. For more details on October's weather in Roermond, check out Roermond weather in October.

September and November exhibit notable differences in weather conditions. September typically showcases warmer temperatures, with averages around 15°C (60°F) and maximums reaching up to 34°C (93°F), while November cools down significantly, averaging 7°C (45°F) with maximums of 20°C (68°F). Precipitation remains fairly consistent between the two months, with September receiving about 59 mm (2.3 in) and November slightly less at 54 mm (2.1 in), but both experience rain on approximately 11 days. Additionally, November's humidity is higher at 91%, compared to September's 81%, contributing to a cooler and more damp atmosphere. For more insights on November weather, check out Roermond weather in November.

In September, the weather tends to be warmer with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 34°C (93°F) and an average of 15°C (60°F). This month also experiences relatively lower precipitation, with around 59 mm (2.3 in) over 11 days and humidity levels at 81%. In contrast, December brings a noticeable chill, featuring temperatures that drop to a minimum of -5°C (23°F) and only reach a maximum of 16°C (60°F), with an average of 5°C (42°F). The month is wetter, with about 91 mm (3.6 in) of precipitation on 17 days, accompanied by higher humidity at 92%. For a detailed perspective on December weather, you can visit Roermond weather in December.

Compare Roermond's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Roermond

As September unfolds in Roermond, the weather shifts notably from the summer's heat, offering a pleasant blend of warmth and coolness. With highs reaching 34°C, the days can still feel summery, but the average temperature drops to a more comfortable 15°C, inviting outdoor activities with a hint of autumn in the air. Increased humidity at 81% and periodic rain—ranging over 11 days—adds to the mix, ensuring the landscape remains lush and vibrant. This month serves as a beautiful transition, harmonizing the end of summer with the upcoming fall. To delve deeper into the nuances of Roermond's climate, explore Roermond Climate.