Last updated: August 27, 2025
September in Schiedam, Netherlands showcases a delightful blend of mild temperatures and occasional rain, making it a month of transformation. With a maximum temperature reaching a warm 31°C (87°F), the days can feel pleasantly vibrant, while the average dips to a comfortable 15°C (60°F), offering cool relief. The nights bring a refreshing chill, with minimums around 4°C (40°F). Travelers and locals alike should brace for precipitation, as 75 mm of rain falls over 11 days, contributing to a rather humid atmosphere with levels at 82%. This dynamic weather pattern presents a unique tapestry of experiences for those exploring the charming city of Schiedam during this transitional period.
In September, Schiedam, Netherlands experiences a gentle transition from the scorching summer to the cooler autumn months. With a minimum temperature of 4°C (40°F) and an average of 15°C (60°F), the month boasts comfortable warmth, perfect for outdoor activities. Daytime highs remain pleasantly warm, reaching up to 31°C (87°F), reminiscent of the late summer heat. As daylight begins to wane and the air takes on a crisp edge, September serves as a vibrant bridge, showcasing the last bursts of warmth before autumn's cooler embrace sets in. This gradual shift invites a refreshing sense of change, making it an ideal time to explore the charming streets of Schiedam while enjoying the mild climate.
In September, Schiedam experiences a notable shift in precipitation patterns, with an average of 75 mm (3.0 in) of rainfall spread across approximately 11 days. This marks a slight decrease from the wetter summer months, particularly August, which recorded 84 mm of rain over 14 days. As autumn begins to set in, the rainfall in September prepares the landscape for the upcoming season, while still maintaining a substantial amount of moisture. The transition is evident as October typically ramps up with the highest precipitation of 92 mm, indicated by an increase in wet days to 16. Overall, September serves as a bridge between the plentiful summer rains and the increasingly damp fall weather in Schiedam.
In September, Schiedam experiences a shift in humidity, with levels rising to 82% after the drier months of summer. This marks a subtle return to the higher humidity typical of the fall and winter seasons, as the city's climate transitions from the mildness of August's 76% humidity. Following a summer of relative dryness, the shift suggests an increase in atmospheric moisture, setting the stage for the upcoming months, which typically see humidity levels climb even further, peaking at 92% in December. Overall, September serves as a gentle reminder that while summer may be ending, the characteristic humidity of Schiedam is making its return.
As summer transitions to autumn in Schiedam, the September UV Index reflects a notable shift in sun exposure, with a moderate rating of 5. This marks a decrease from the peak levels of the summer months, where UV ratings soared to 8 in July and June, requiring much shorter burn times of just 15 minutes. In contrast, September allows for a safer interaction with the sun, enabling individuals to enjoy up to 30 minutes of sun exposure before risking skin damage. This gradual decline in UV intensity emphasizes the importance of remaining vigilant about sun protection even as temperatures cool. For more detailed information on UV levels throughout the year, visit Schiedam UV Index.
UV Risk Categories
As summer transitions into autumn, September shines brightly in Schiedam, Netherlands, offering an impressive 329 hours of sunshine. This month showcases a notable decline from the sun-drenched heights of July and June, where locals basked in over 400 hours of radiant light. Nonetheless, September still delivers a robust golden glow, outpacing the earlier months of the year, such as January and February, which struggle with a mere 118 and 201 hours respectively. This gradual shift towards shorter days signals the approaching autumn, yet September retains the charm of summer, providing a perfect backdrop for outdoor activities and leisurely strolls through the picturesque streets of Schiedam.
In Schiedam, Netherlands, September continues the trend of transitional weather as summer winds down. With a 32% chance of sunny days, the month reflects a slight dip from the peak summer months, maintaining a balance between the warmth of August and the cooler temperatures of autumn. This percentage aligns closely with the probabilities seen in May and July, suggesting that while sunny days become less frequent, there's still a pleasant opportunity to enjoy outdoor activities before the leaves start to fall. As October approaches, the likelihood of sun decreases further, so September may be one of the last chances to bask in warm daylight for the season.
In Schiedam, Netherlands, September marks a noticeable transition in daylight duration, with approximately 12 hours of sunlight. This month acts as a bridge between the exuberant long days of summer and the shorter, cooler days of autumn. Following the peak daylight of 16 hours seen in June and July, September still offers a generous amount of light, but it lacks the vibrancy of the preceding months. As daylight gradually lessens, culminating in just 8 hours by November, September serves as a gentle reminder of the shift to cooler, darker times ahead, while still allowing residents to enjoy a rich blend of late summer and early autumn activities.
As September unfolds in Schiedam, the wind begins to whisper a gentle transition, with an average speed of 3.4 m/s (8 mph), marking a noticeable decrease from the summer months. This decline mirrors the gradual winding down of summer's warmth, showcasing the shift towards autumn as the winds become softer and more serene. Interestingly, September's breeziness is the calmest of the year, setting a contrasting tone against the milder gusts of October, which are poised to pick up again at 4.8 m/s (11 mph). This trend not only highlights the ebb and flow of seasonal winds but also invites residents and visitors alike to embrace the tranquil beauty that the early autumn days bring to Schiedam.
Weather in Schiedam varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Schiedam, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather patterns. September experiences a broader temperature range, with minimums of 4°C (40°F) and maximums reaching up to 31°C (87°F), accompanied by a moderate average of 15°C (60°F). It is relatively humid at 82%, with rainfall totaling 75 mm over approximately 11 days. In stark contrast, January is much colder, featuring minimum temperatures plunging to -8°C (19°F) and a maximum of only 14°C (58°F), with an average temperature of 5°C (41°F). Although January has slightly less precipitation at 57 mm over about 12 days, the humidity increases to 91%. For a more detailed look at January weather, you can check out Schiedam weather in January.
September and February exhibit contrasting weather patterns in Schiedam. In September, temperatures range from a mild 4°C (40°F) at night to a warm 31°C (87°F) during the day, with an average of 15°C (60°F). The month sees about 75 mm (3.0 in) of rain over 11 days, accompanied by a relatively high humidity level of 82%. In contrast, February experiences much colder conditions, with minimum temperatures plunging to -9°C (15°F) and a maximum of 18°C (65°F), resulting in an average of just 5°C (42°F). Rainfall is slightly less at 65 mm (2.6 in) across 12 days, and humidity is a bit higher at 89%. For more detailed information, check Schiedam weather in February.
When comparing the weather in September and March, it's clear that the two months present contrasting climates. September typically experiences milder temperatures, with average highs reaching 31°C (87°F), while March sees cooler temperatures, with an average high of only 21°C (71°F). Rainfall is relatively similar, with September receiving 75 mm (3.0 in) over 11 days and March slightly less at 69 mm (2.7 in) over 14 days. Additionally, humidity levels are higher in both months, but March is slightly more humid at 87% compared to September’s 82%. For a detailed look at March weather, you can visit Schiedam weather in March.
When comparing the weather in September and April, there are noticeable differences in temperature and precipitation. September typically boasts a wider temperature range, with minimums around 4°C (40°F) and maximums reaching up to 31°C (87°F), resulting in an average of 15°C (60°F) and higher humidity at 82%. In contrast, April experiences cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 27°C (81°F), averaging 10°C (50°F), and slightly lower humidity at 85%. Precipitation also varies, with September seeing 75 mm (3.0 in) over 11 days versus April's 44 mm (1.7 in) over 9 days. For more detailed insights on April weather, visit Schiedam weather in April.
When comparing the weather in September and May, both months share the same maximum temperature of 31°C (87°F), but the overall climate feels quite different. September boasts a higher average temperature of 15°C (60°F) compared to May's average of 13°C (56°F), making it generally warmer. Additionally, September experiences slightly more precipitation, with rainfall occurring on 11 days and accumulating to 75 mm (3.0 in), while May sees 65 mm (2.5 in) of rain over 12 days. Humidity levels remain consistent at 82% for both months, contributing to a humid feel in the atmosphere. For a more detailed look at May's climate, you can check Schiedam weather in May.
September and June exhibit some similarities and differences in weather patterns. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 31°C (87°F), with an average temperature of 15°C (60°F) and about 75 mm (3.0 in) of precipitation over 11 days. In contrast, June enjoys slightly higher temperatures, with a minimum of 7°C (45°F) and a maximum of 32°C (89°F), averaging 17°C (63°F), while experiencing marginally less rainfall at 72 mm (2.8 in) over just 10 days. Both months share the same humidity level of 82%, contributing to a similarly muggy atmosphere. For more detailed information, you can check Schiedam weather in June.
In comparing the weather of September and July, we find notable differences in temperature and precipitation patterns. September tends to have cooler temperatures, with a minimum of 4°C (40°F) and an average high of 31°C (87°F), while July offers warmer conditions, featuring a minimum of 8°C (47°F) and a maximum reaching 38°C (101°F). Precipitation levels are relatively similar, with September receiving 75 mm (3.0 in) over 11 days and July slightly less at 68 mm (2.7 in) across 13 days. Additionally, humidity remains close, with September hovering at 82% and July at 80%. For a more detailed look at July’s weather, you can refer to this link: Schiedam weather in July.
In comparison to August, September experiences a greater temperature range, with minimum temperatures dropping to 4°C (40°F) compared to August's 8°C (48°F). The average temperature in September is slightly lower at 15°C (60°F), while August boasts a warmer average of 18°C (65°F). Although September's maximum temperature can reach up to 31°C (87°F), it is marginally lower than August's peak of 33°C (93°F). While precipitation in September totals 75 mm (3.0 in) over 11 days, August sees slightly higher rainfall at 84 mm (3.3 in) across 14 days. Moreover, September has a higher humidity level at 82%, compared to August's 76%. For more detailed insights, you can explore Schiedam weather in August.
In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 31°C (87°F), with an average temperature of 15°C (60°F). The month experiences about 75 mm (3.0 in) of precipitation over 11 days, while humidity levels sit at 82%. In contrast, October brings cooler conditions, with temperatures dipping to a minimum of 2°C (36°F) and a maximum of 25°C (78°F), averaging 12°C (55°F). Rainfall increases slightly to 92 mm (3.6 in) over 16 days, and humidity rises to 89%. For more details on October weather, visit Schiedam weather in October.
September and November showcase a significant transition in weather patterns. In September, temperatures range from a mild minimum of 4°C (40°F) to a warm maximum of 31°C (87°F), with an average of 15°C (60°F), making it a notably warmer month with high humidity at 82%. In contrast, November sees a notable drop in temperature, with a minimum of -2°C (29°F) and a much lower average of 8°C (46°F), peaking at a maximum of 18°C (65°F). However, it experiences a slightly lower total precipitation of 56 mm (2.2 in) over 12 days, compared to September’s 75 mm (3.0 in) over 11 days. With humidity also rising to 92%, November presents a chillier and damper atmosphere. For more detailed insights, you can explore Schiedam weather in November.
In September, temperatures in Schiedam range from a low of 4°C (40°F) to a high of 31°C (87°F), with an average of 15°C (60°F). This month experiences around 75 mm (3.0 in) of precipitation over approximately 11 days, accompanied by a humidity level of 82%. In contrast, December is much colder, with temperatures dipping to a minimum of -4°C (25°F) and peaking at 14°C (57°F), averaging around 6°C (43°F). The precipitation in December rises to 90 mm (3.5 in) over roughly 17 days, with humidity slightly higher at 92%. For more details about December weather in Schiedam, visit Schiedam weather in December.
As September unfolds in Schiedam, the weather presents a unique transition from the warm summer months to the crispness of autumn. With temperatures oscillating from a pleasant average of 15°C to the occasional peak of 31°C, this month creates a comfortable atmosphere for outdoor activities while hinting at the cooler days ahead. The prevalent 82% humidity adds a touch of dampness, coupled with 75 mm of rain over 11 days, reminding us that while summer bids farewell, it leaves behind a blend of warmth and refreshing showers. For those curious about the broader patterns of weather throughout the year, explore the details at Schiedam Climate.