Last updated: August 27, 2025
September in Schiermonnikoog, Netherlands offers a delightful transition into autumn, characterized by mild temperatures and the occasional drizzle. With a maximum of 24°C (75°F) and an average of 16°C (61°F), the month invites both outdoor exploration and cozy indoor moments. The minimum temperature dips to 11°C (52°F), reminding visitors of the approaching cooler days. Despite receiving 96 mm (3.8 in) of rainfall over 13 days, the island's beauty remains vibrant, enhanced by an 83% humidity level that adds a touch of richness to the coastal air. Experience the charm of Schiermonnikoog as it transforms, making September an enchanting time to visit.
As summer surrenders to autumn, September in Schiermonnikoog welcomes a comforting warmth, with temperatures steadily shifting from the balmy days of summer to the cooler embrace of fall. The month begins with a pleasant minimum of 11°C (52°F), allowing for enjoyable outdoor excursions, while the average temperature settles comfortably at 16°C (61°F) and peaks around 24°C (75°F). This moderate climate makes September a delightful time to explore the island’s natural beauty, as the weather remains mild and inviting before the chill of October sets in. With these gradually cooling temperatures, visitors can savor the last tastes of summer while experiencing the tranquil charm of autumn on the Wadden Sea.
In September, Schiermonnikoog experiences significant rainfall, with 96 mm (3.8 in) of precipitation recorded over the month. This uptick marks a slight decrease from August's peak of 119 mm (4.7 in), a trend often observed as summer transitions to fall. Rainfall in September occurs over an average of 13 days, maintaining a steady rhythm that promotes lush landscapes, characteristic of the early autumn season. As the island moves into October, which typically brings similar precipitation levels of 119 mm (4.7 in) but over more days, one can expect the vibrant colors of nature to be accentuated by the frequent rain showers. Overall, September serves as a pivotal month, bridging the wet summer season with the onset of autumn.
In September, Schiermonnikoog experiences a noteworthy shift in humidity as it rises to 83%, marking a transition from the drier summer months. This increase is part of a gradual trend where humidity begins to creep back up after reaching a low of 75% in the summer. As autumn approaches, levels of moisture in the air start to align more closely with those seen in the earlier months of the year, with October rising further to 86%. This pattern emphasizes the fluid nature of the island's climate, where the refreshing breezes of September herald the return of the wetter conditions typical of fall and winter.
As September rolls into Schiermonnikoog, the UV Index settles at a moderate level of 5, allowing for enjoyable outdoor activities while still requiring some sun protection. This month marks a transition from the high UV readings of the summer, which peaked at 7 in both July and August. With a manageable burn time of 30 minutes, it's essential to remain aware of the sun's intensity, especially as we move towards autumn. Historically, September continues the trend of decreasing UV exposure, following the very high levels in June and July, making it a pleasant time to explore the natural beauty of the island. For more information on the UV Index throughout the year, check out Schiermonnikoog UV Index.
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In Schiermonnikoog, Netherlands, September brings a delightful blend of warmth and light, with an impressive 322 hours of sunshine that highlights the transition into autumn. As the days grow shorter, this month marks a notable dip from the peak summer months of July and August, but still offers a radiant glow compared to the dim winter ahead, which sees only 245 hours of sun in October. Following the brightness of May and June, which boast over 400 hours, September continues to bask in favorable daylight before the sun retreats, making it an ideal time for outdoor adventures and soaking in the last rays of summer. As the year progresses, the gradual decline in sun hours is a sweet reminder of the changing seasons, inviting visitors to revel in the beauty of Schiermonnikoog’s late summer charm.
In Schiermonnikoog, September brings a moderate 32% chance of sunny weather, aligning closely with the previous summer months. After enjoying brighter skies in the earlier part of the year, notably peaking at 44% in April, the likelihood of sunshine tends to dip slightly as autumn approaches. Interestingly, while July and August offer relatively high chances at 34% and 37% respectively, September's sun potential mirrors that of May, suggesting a gradual transition from summer's warmth into autumn's embrace. This trend indicates that while the days may be shorter, visitors can still enjoy the lingering sunny spells that September has to offer.
As summer fades into autumn in Schiermonnikoog, the daylight hours gradually diminish, with September boasting an average of 12 hours of light. Initially basking in the long, radiant days of June and July, when daylight stretches to a vibrant 16 hours, the island begins to transition as daylight dips in August and further declines into the fall. In September, the sun still offers ample time for outdoor adventures, but the noticeable decrease signals the impending shorter days of October, which slips down to 10 hours. This gradual ebb not only highlights the changing seasons but also invites residents and visitors alike to savor the rich, golden hues of early autumn before winter's embrace descends.
In September, the wind in Schiermonnikoog begins to transition, with an average speed of 5.6 m/s (12 mph). This marks a noticeable dip compared to the gustier summer months, where the winds peaked around 6.8 m/s (15 mph) in August. As the season shifts toward autumn, the gentle breezes of September provide a serene atmosphere, perfect for leisurely walks along the coast. However, anticipation builds for October, when wind speeds are expected to rise again to 8.1 m/s (18 mph), heralding the more vigorous winds typical of fall. This pattern reflects a clear trend: summer winds gradually soften before a robust resurgence as the year transitions into its later months.
Weather in Schiermonnikoog varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Schiermonnikoog, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is generally mild, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 24°C (75°F), while the average temperature sits at around 16°C (61°F). The month experiences 96 mm (3.8 in) of precipitation over approximately 13 days, accompanied by a relatively high humidity of 83%. In contrast, January features significantly colder conditions, with temperatures dipping as low as -4°C (26°F) and reaching a maximum of 11°C (52°F), averaging just 5°C (41°F). This winter month sees a total precipitation of 75 mm (3.0 in) spread over 15 days, along with an increase in humidity to 88%. For a more detailed look at January weather specifics, you can visit Schiermonnikoog weather in January.
September and February present two contrasting weather profiles. In September, temperatures range from a minimum of 11°C (52°F) to a maximum of 24°C (75°F), with an average temperature of 16°C (61°F). The month is characterized by relatively high humidity at 83% and significant rainfall, totaling 96 mm (3.8 in) over 13 days. In contrast, February experiences much cooler weather, with temperatures dipping as low as -5°C (23°F) and reaching a maximum of 12°C (53°F), averaging only 5°C (41°F). Despite having less rainfall at 72 mm (2.8 in), February has a slight increase in humidity at 88% and also sees precipitation on 13 days. For a deeper look into the weather patterns during this chilly month, you can check Schiermonnikoog weather in February.
September and March present contrasting weather patterns, each with its unique characteristics. In September, temperatures range from a minimum of 11°C (52°F) to a maximum of 24°C (75°F), with an average of 16°C (61°F). The month experiences considerable rainfall, totaling 96 mm (3.8 in) over about 13 days, accompanied by a high humidity of 83%. In stark contrast, March features cooler conditions, with temperatures dropping to a minimum of -6°C (21°F), peaking at 13°C (55°F) and averaging just 6°C (42°F). Precipitation is lower in March at 72 mm (2.8 in), spread over 12 days, and humidity remains slightly elevated at 86%. For more detailed information on the weather patterns during this month, you can visit Schiermonnikoog weather in March.
Comparing the weather in September and April reveals distinct seasonal characteristics. September typically boasts milder temperatures, with lows around 11°C (52°F) and highs peaking at 24°C (75°F), making it a more temperate month overall, averaging 16°C (61°F). Conversely, April showcases cooler conditions, starting with a minimum of 2°C (36°F) and maxing out at 19°C (66°F), resulting in an average temperature of just 8°C (47°F). In terms of precipitation, September is wetter, with 96 mm (3.8 in) of rain over 13 days, compared to April's 42 mm (1.6 in) over 9 days. Humidity remains relatively similar between the two months, with September at 83% and April slightly higher at 84%. For more detailed insights, you can check Schiermonnikoog weather in April.
When comparing the weather in September and May, several key differences emerge. September typically features milder temperatures, with averages around 16°C (61°F) and maximums reaching up to 24°C (75°F), while May sees cooler averages at 12°C (53°F) and a maximum of 21°C (71°F). Precipitation is more prevalent in September, with 96 mm (3.8 in) across 13 days, compared to May's 60 mm (2.4 in) over 11 days. Humidity is slightly higher in September at 83%, compared to May's 80%. For a closer look at May's weather, you can visit Schiermonnikoog weather in May.
In comparing the weather of September and June, we find both months have similar average temperatures, hovering around 16°C (61°F). However, June tends to be warmer overall, with maximum temperatures reaching up to 29°C (84°F), compared to September's peak of 24°C (75°F). Additionally, June experiences less rainfall, with only 74 mm (2.9 in) over 9 days, while September sees more precipitation at 96 mm (3.8 in) across 13 days. Humidity levels also differ, where September boasts a higher average of 83% compared to June's 75%. For more detailed insights, you can visit Schiermonnikoog weather in June.
When comparing the weather in September and July, we see a notable difference in temperatures and humidity levels. September generally has a slightly cooler temperature range, with a minimum of 11°C (52°F) and a maximum of 24°C (75°F), compared to July's minimum of 13°C (56°F) and maximum of 27°C (81°F). Both months experience similar levels of precipitation, with September receiving 96 mm (3.8 in) over 13 days and July slightly less at 94 mm (3.7 in) across 14 days. However, September tends to be more humid, averaging 83% compared to July's 75%. For those interested in the specifics of July weather, you can find more information at Schiermonnikoog weather in July.
In September, the weather tends to be slightly cooler compared to August, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 24°C (75°F), while August boasts a slightly warmer range of 13°C (56°F) to 26°C (79°F). Additionally, September experiences more days of precipitation, totaling 13 days and 96 mm (3.8 in), compared to August's 17 days and higher total of 119 mm (4.7 in). Humidity is also higher in September at 83%, whereas it sits at 75% in August. For a more detailed look at August weather in Schiermonnikoog, check out Schiermonnikoog weather in August.
September generally offers milder temperatures compared to October, with an average high of 24°C (75°F) and a low of 11°C (52°F), making it quite comfortable for outdoor activities. However, as October arrives, temperatures drop noticeably, averaging a high of 21°C (69°F) and a low of 6°C (43°F). Both months experience significant rainfall, but October sees increased precipitation, totaling 119 mm (4.7 in) over 18 days, compared to September's 96 mm (3.8 in) over 13 days. Humidity also rises slightly in October to 86%, indicating that the month can feel a bit more damp. For detailed weather insights, you can check Schiermonnikoog weather in October.
In September, the weather is generally milder, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 24°C (75°F) and an average of 16°C (61°F). Despite experiencing rainfall on 13 days, total precipitation is relatively high at 96 mm (3.8 in), and humidity hovers around 83%. In contrast, November brings cooler temperatures, with a minimum of 2°C (36°F) and an average of 9°C (48°F), peaking at only 16°C (61°F). While it rains more frequently—on 16 days—total precipitation decreases to 72 mm (2.8 in), and humidity rises slightly to 87%. For more detailed information, you can check Schiermonnikoog weather in November.
September and December present a striking contrast in weather conditions. In September, temperatures range from a mild minimum of 11°C (52°F) to a pleasant maximum of 24°C (75°F), with an average of 16°C (61°F). The month is relatively humid at 83% and experiences 96 mm (3.8 in) of precipitation over 13 days. Conversely, December ushers in much colder weather, with temperatures dropping to a minimum of -2°C (29°F) and peaking at just 11°C (51°F), averaging around 6°C (43°F). Humidity increases slightly to 86%, and precipitation rises to 99 mm (3.9 in) over 18 days. For more detailed information about the December climate, you can check Schiermonnikoog weather in December.
As summer gracefully transitions to autumn, September in Schiermonnikoog offers a delightful mix of milder temperatures and refreshing breezes. This month experiences an increase in humidity, making the air feel pleasantly crisp as the days grow shorter. While the weather remains relatively warm compared to the chilly months ahead, the occasional rainfall serves as a reminder of the changing seasons, with about half of September experiencing some precipitation. For those curious about the broader climate trends and how September compares to other months, check out the detailed insights here: Schiermonnikoog Climate.