September Weather in Oost-Vlieland, Netherlands

Last updated: August 27, 2025

Experience the enchanting September weather of Oost-Vlieland, Netherlands, where the seasonal transition brings a delightful mix of mild temperatures and refreshing breezes. With daily highs reaching up to 23°C (73°F) and averages around 16°C (62°F), this month offers a cozy climate perfect for outdoor explorations. Although rain graces the island with 94 mm (3.7 in) over 12 days, the lush landscapes thrive, and the 83% humidity adds a touch of softness to the air. Whether you're wandering the sandy beaches or cycling through picturesque trails, September in Oost-Vlieland is a captivating blend of nature's beauty and inviting weather.

September Temperature in Oost-Vlieland

As summer gracefully transitions into autumn, Oost-Vlieland experiences a noticeable shift in temperatures throughout September. With daily highs reaching a comfortable 23°C (73°F) and a mild average of 16°C (62°F), this month offers a pleasant reprieve from the summer heat. The nights, while still relatively warm, start to cool down slightly, with minimum temperatures around 12°C (54°F). This gentle decline marks the beginning of a cooler season ahead, but September remains a delightful time to enjoy the beautiful landscapes and serene atmosphere of this charming Dutch island. Travelers can relish the lingering warmth while witnessing the first hints of fall’s colorful embrace.

September Weather in Oost-Vlieland: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Oost-Vlieland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oost-Vlieland, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424143475360636561564945
Data source: Temperature data for Oost-Vlieland 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 Oost-Vlieland

September in Oost-Vlieland marks a transitional phase, where summer's warmth begins to wane, bringing with it an uptick in precipitation. This month sees an average of 94 mm (3.7 in) of rain, falling on 12 days, reflecting a noticeable increase from the drier months of April and May. The rainfall in September is substantial, comparing closely to the wet August, which recorded 118 mm (4.6 in), yet it maintains a consistent trend with the upcoming October, notorious for its even more frequent showers. As the seasons shift, residents and visitors alike should prepare for the reality of autumn's embrace, characterized by gloomier, rain-soaked days, paving the way for the vibrant hues of fall.

September Precipitation Trends in Oost-Vlieland

The chart displays monthly precipitation patterns in Oost-Vlieland, 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 Oost-Vlieland, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec686865294971711189412173103
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Oost-Vlieland

As autumn approaches, September in Oost-Vlieland, Netherlands, presents a slight uptick in humidity at 83%. This seasonal shift subtly contrasts the waning summer months, where August recorded the lowest humidity of the year at 78%. Overall, the trend shows a gradual decline in humidity from the beginning of the year through the vibrant days of summer, only to see a gentle increase as the weather cools. This pattern reflects the island's transition from the warmth of summer to the crispness of fall, creating a uniquely refreshing atmosphere in September that is ripe for exploring the natural beauty of Oost-Vlieland.

September Average Humidity in Oost-Vlieland

This chart illustrates the average monthly humidity levels in Oost-Vlieland, 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 Oost-Vlieland is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%85%84%82%80%78%83%86%87%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Oost-Vlieland

As summer fades into autumn, September in Oost-Vlieland sees a moderate UV Index of 5, indicating a gradual decline from the intense levels experienced in the height of summer. With a burn time of 30 minutes, it’s essential to remain mindful of sun exposure during this month. This transitional period often allows for pleasant outdoor activities without the overwhelming intensity of July and August's very high levels. As we shift toward October, the UV Index decreases further to 3, continuing the trend of reduced sun exposure. For more detailed information on sun safety and trends throughout the year, visit the Oost-Vlieland UV Index.

Maximum UV Index Levels in Oost-Vlieland for September

The chart shows the monthly maximum UV Index (UVI) for Oost-Vlieland 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 Oost-Vlieland typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123578875321
Data source: Oost-Vlieland 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 Oost-Vlieland

As summer fades, September in Oost-Vlieland offers a delightful transition filled with 328 hours of sunshine, a considerable dip from the sun-drenched heights of July and August but still radiant compared to the colder months ahead. This month captures the lingering warmth of summer, making it an enchanting time to explore the island’s natural beauty before autumn’s chill sets in. The gradual decline in sunlight, from 427 hours in July to September's more moderate glow, signals a seasonal shift while ensuring that visitors can still enjoy late beach walks and vibrant sunsets. With sunlight hours steadily decreasing from a peak in summer to a minimum in winter, September stands as a perfect blend of summer's charm and the promise of fall, inviting visitors to relish the pleasant weather before the more subdued months of October and beyond.

Monthly Sunshine Duration in Oost-Vlieland: September Highlighted

The September sunshine duration represents the total number of hours Oost-Vlieland 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.
JanFebMarAprMayJunJulAugSepOctNovDec110h198h294h362h418h413h427h403h328h245h193h142h
Data source: Oost-Vlieland September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oost-Vlieland During September

As September arrives in Oost-Vlieland, the opportunity for sunny weather begins to dwindle, offering a 32% chance of sunshine. This marks a slight decrease from the summer months, where June peaked at 44% and July held a robust 40%. While the sunny days of summer may linger in memory, the onset of autumn signals a gradual retreat into cloudier conditions, maintaining a trend observed through the year. Following the vibrant summer, September's weather hints at an impending transition, leading both locals and visitors to savor the remaining rays before the cooler October days set in.

Percentage of Sunny Days in September in Oost-Vlieland

The chart illustrates the percentage of sunny days in Oost-Vlieland 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 Oost-Vlieland experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%25%34%42%37%44%41%37%32%27%21%22%
Data source: Oost-Vlieland September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oost-Vlieland in September

As summer fades in Oost-Vlieland, September ushers in a gentle decline in daylight hours, offering about 12 hours of sunlight—a significant reduction from the sun-drenched 16 hours experienced in the peak of June and July. This month marks a transition, as daylight begins to recede, foreshadowing the cozy embrace of autumn. In September, while the warmth of summer lingers, the gradual shortening of days sets the stage for the rich tapestry of fall, reflecting nature's rhythmic cycle. As daylight gives way to longer evenings, locals and visitors alike can relish the beauty of early autumn days, enjoying the vibrant colors and serene landscapes that this enchanting season brings.

Average Daylight Hours in Oost-Vlieland for September

The chart illustrates the variation in daylight duration in Oost-Vlieland throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 8m9h 49m11h 54m14h 1m15h 53m16h 52m16h 21m14h 40m12h 37m10h 30m8h 36m7h 35m
Data source: Oost-Vlieland daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Oost-Vlieland

As autumn approaches in Oost-Vlieland, September brings a gentle shift in the winds, with an average speed of 6.2 m/s (14 mph), on par with the breezy July and August. This marks a notable reduction from the peak summer winds, signaling a transition as cooler air begins to settle in. Interestingly, September's winds are less vigorous than the earlier months of the year, yet still offer a refreshing breath before the autumn ramps up, where October’s winds climb to 9.1 m/s (20 mph). Overall, the month serves as a reminder of nature's cyclical rhythm, balancing the summer's warmth with the approaching crispness of fall.

Average September Wind Speed in Oost-Vlieland

The chart displays monthly wind speed patterns in Oost-Vlieland, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8.18.37.77.77.05.66.27.66.2 m/s9.17.88.0
Data source: Oost-Vlieland September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Oost-Vlieland Compares to Other Months

Weather in Oost-Vlieland varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Oost-Vlieland, 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 mild minimum of 12°C (54°F) to an average of 16°C (62°F), peaking at a comfortable 23°C (73°F). While the month sees a fair amount of precipitation, totaling 94 mm (3.7 in) over 12 days, the humidity is lower at 83%. In contrast, January experiences much colder temperatures, with a minimum of -1°C (31°F) and an average of only 6°C (43°F), reaching a maximum of 11°C (51°F). Precipitation in this winter month is slightly less, at 68 mm (2.7 in), but it occurs over a slightly longer duration of 15 days, accompanied by a higher humidity level of 87%. For a more detailed look at January weather, you can visit Oost-Vlieland weather in January.

September and February present contrasting weather patterns that reflect the transition from summer to winter. In September, temperatures range from a mild 12°C (54°F) at night to a pleasant 23°C (73°F) during the day, with an average of 16°C (62°F). This month also experiences considerable precipitation, totaling 94 mm (3.7 in) over 12 days, accompanied by relatively high humidity at 83%. In contrast, February brings a much colder climate, with temperatures dipping as low as -4°C (25°F) and peaking at 11°C (52°F), averaging only 5°C (41°F). While February sees less precipitation, totaling 68 mm (2.7 in) over 13 days, it has a slightly higher humidity level at 87%. For more detailed insights into the weather during this month, you can check Oost-Vlieland weather in February.

September and March showcase distinct weather patterns, reflecting the transition between summer and winter. In September, temperatures are noticeably warmer, with minimums around 12°C (54°F) and maximums reaching up to 23°C (73°F), fostering a mild average of 16°C (62°F). The month also sees considerable precipitation at 94 mm (3.7 in), spread over 12 days, and a humidity level of 83%.

In contrast, March experiences much cooler conditions, with minimum temperatures dipping to -6°C (22°F) and a maximum peak of only 12°C (54°F), resulting in a chilly average of 6°C (43°F). While March records less precipitation at 65 mm (2.6 in) over the same number of days, humidity levels rise slightly to 86%.

For those interested in detailed updates on March weather, you can check Oost-Vlieland weather in March.

September and April exhibit notable differences in weather patterns. September generally enjoys milder temperatures, with a minimum of 12°C (54°F) and an average of 16°C (62°F), reaching a maximum of 23°C (73°F). In contrast, April's temperatures are significantly cooler, ranging from a minimum of 2°C (36°F) to a maximum of 16°C (62°F), with an average of just 8°C (47°F).

Additionally, September experiences higher precipitation, totaling 94 mm (3.7 in) over about 12 days, while April sees much less rain at 29 mm (1.1 in) across 7 days. The humidity is slightly elevated in April at 85% compared to September's 83%. For a detailed look at April weather specifically, you can refer to Oost-Vlieland weather in April. Overall, September is warmer and wetter, while April is cooler and drier.

In comparing the weather between September and May, September tends to be warmer, with average temperatures ranging from 12°C (54°F) to a maximum of 23°C (73°F), compared to May's temperatures of 5°C (41°F) to 21°C (70°F). Additionally, September experiences significantly more precipitation, with 94 mm (3.7 in) falling over 12 days, while May sees only 49 mm (1.9 in) over 10 days. Both months have high humidity levels, at 83% in September and 84% in May, creating a damp atmosphere. For more detailed information on May weather, you can visit Oost-Vlieland weather in May.

In comparing the weather between September and June, we find that both months feature similar average temperatures, around 16°C (60°F), but with distinct characteristics. In September, temperatures range from a minimum of 12°C (54°F) to a maximum of 23°C (73°F), while June sees slightly cooler averages, with a minimum of 10°C (50°F) and a maximum of 24°C (76°F). September experiences more precipitation, totaling 94 mm (3.7 in) over 12 days, compared to June's 71 mm (2.8 in) spread across 8 days. Additionally, September has a higher humidity level at 83%, while June is slightly less humid at 81%. For more detailed information on June weather, check out Oost-Vlieland weather in June.

In comparing the weather between September and July, we notice some distinct differences. September experiences slightly cooler temperatures, with a minimum of 12°C (54°F) and an average of 16°C (62°F), compared to July's minimum of 13°C (56°F) and average of 17°C (64°F). July also boasts a higher maximum temperature of 26°C (80°F), while September peaks at 23°C (73°F). Additionally, September tends to be wetter, accumulating 94 mm (3.7 in) of precipitation over 12 days, while July sees less rainfall at 71 mm (2.8 in) over 13 days. Humidity levels are relatively similar, with September at 83% and July at 80%. For a detailed look at July's weather, you can explore Oost-Vlieland weather in July.

In comparing the weather of September to that of August, we see a noticeable shift in temperatures and precipitation. September experiences slightly cooler temperatures, with a minimum of 12°C and a maximum of 23°C, while August maintains warmer conditions, ranging from a minimum of 13°C to a maximum of 26°C. Precipitation levels in September are lower at 94 mm over 12 days, compared to 118 mm over 15 days in August. Additionally, September has a higher average humidity of 83%, compared to August's 78%. For a detailed look at August weather patterns in Oost-Vlieland, please visit Oost-Vlieland weather in August.

In September, temperatures typically range from a cool minimum of 12°C (54°F) to a comfortable maximum of 23°C (73°F), with an average of 16°C (62°F). The month sees about 94 mm (3.7 in) of rainfall over approximately 12 days and maintains a humidity level of 83%. In contrast, October experiences a drop in temperatures, with a minimum of 7°C (44°F) and a maximum of 19°C (66°F), resulting in an average of 14°C (57°F). Precipitation increases to 120 mm (4.7 in) over 18 days, contributing to a slightly higher humidity of 86%. For more specific details about October weather, check the following link: Oost-Vlieland weather in October.

The weather in September and November shows a noticeable shift as autumn progresses. In September, temperatures are relatively mild, with averages around 16°C (62°F) and maximums reaching 23°C (73°F), while November sees a drop in temperatures, averaging only 10°C (49°F) and peaking at 16°C (60°F). Precipitation is more frequent in September, occurring on about 12 days and totaling 94 mm (3.7 in), compared to November's 73 mm (2.9 in) over 15 days. Humidity levels also rise slightly in November, reaching 87% from September's 83%, adding to the brisk sensation of late fall. For more detailed information, you can explore Oost-Vlieland weather in November.

September and December present starkly different weather patterns. In September, temperatures are milder, with a minimum of 12°C (54°F) and an average of 16°C (62°F), making it a comfortable month for outdoor activities. Precipitation is moderate at 94 mm (3.7 in) over 12 days, with humidity around 83%. In contrast, December brings much colder conditions, with temperatures plunging to a minimum of -1°C (30°F) and an average of 7°C (45°F). Precipitation increases slightly to 103 mm (4.1 in) across 18 days, accompanied by a higher humidity level of 86%. This shift marks a transition from the warm, humid autumn of September to the chilly, damp winter of December. For more details, you can check out Oost-Vlieland weather in December.

Compare Oost-Vlieland's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Oost-Vlieland

As September rolls into Oost-Vlieland, the weather begins to shift, offering a charming blend of mild warmth and refreshing breezes. Unlike the peak summer months, temperatures start to cool down, making way for those perfect, crisp evenings that hint at the approaching autumn. With average temperatures around 16°C and a fair chance of rain, this month stands out for its transition from summer's warmth to autumn's cozy embrace. The increased humidity adds to the area's lush atmosphere, even as 12 days of precipitation remind visitors to pack their umbrellas alongside the last of their summer attire. For those interested in the more detailed aspects of the local climate patterns, check out Oost-Vlieland Climate.