Last updated: August 27, 2025
In September, Zeist, Netherlands, experiences a remarkable transition in weather, marked by a maximum temperature reaching 31°C (88°F) and a comfortable average of 15°C (59°F). The month can also feel brisk at times, with temperatures dipping to a minimum of 3°C (37°F). While residents and visitors enjoy the mild warmth, they should be prepared for occasional rain, as 70 mm (2.8 in) of precipitation typically falls over 11 days, resulting in a humidity level averaging 81%. This blend of warmth and moisture creates a uniquely vibrant atmosphere, perfect for outdoor activities amidst the changing foliage.
In September, Zeist begins to transition into cooler temperatures while still enjoying the remnants of summer. The minimum temperature hovers around 3°C (37°F), providing a brisk start to the month, while daytime averages reach a comfortable 15°C (59°F). Notably, temperatures can peak at a warm 31°C (88°F), showcasing a lingering warmth before the autumn sets in. This blend of mild days and cooler nights creates an inviting atmosphere perfect for outdoor activities, making September a delightful time to explore the beautiful surroundings of Zeist. As days grow shorter and summer's heat slowly dissipates, the charm of early autumn begins to unfold.
In September, Zeist, Netherlands experiences a moderate level of precipitation, with an average of 70 mm (2.8 in) spread over 11 days. This marks a slight decrease from the wetter summer months, where August recorded 81 mm of rainfall. However, September's rainfall remains significant, contributing to the lush landscapes typical of the region as it transitions into autumn. The consistent precipitation patterns suggest that while summer's peak may be receding, the frequent rainfall in September still keeps the area vibrant and green. Looking ahead, October often brings an uptick in precipitation, hinting at the changing seasons and the approach of the wetter autumn months.
As autumn begins to unfurl in Zeist, Netherlands, September sees a noticeable shift in humidity, averaging 81%. This marks a slight increase from the summer months when humidity levels dipped to around 71% in August. The transition from warm, drier conditions signals a return to the characteristic moisture that defines the latter part of the year. Following this September surge, humidity levels will rise further as the colder months approach, culminating in a peak of 92% by December. This pattern highlights how the autumn months serve as a bridge between the drier, sun-soaked days of summer and the damp, chilly winter, painting a vivid picture of Zeist's shifting climate.
As we transition into September in Zeist, Netherlands, the UV Index settles at a moderate 5, offering a balance between sun exposure and caution. This decrease from the peak values of summer, where the UV Index reached 8 in both June and July, reflects the gradual shift towards autumn. With a burn time of 30 minutes, it’s essential to stay vigilant, particularly during midday hours. In comparison to the earlier summer months, where high UV levels called for more stringent protection, September allows for a more relaxed approach, while still encouraging sun safety. For the latest info on UV levels throughout the year, check out the detailed Zeist UV Index.
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As summer gracefully gives way to autumn, September in Zeist, Netherlands, offers a delightful balance of sunshine, boasting 321 hours of glorious daylight. This month’s radiant hours reflect a slight dip from the sun-drenched heights of July and August, which saw over 400 hours of sun. The consistent climb from January's chilly 114 hours to the vibrant 401 hours in May paints a vivid picture of the warming seasons. With September still basking in the residual warmth of summer, it's a time when nature's colors transition beautifully, inviting locals and visitors alike to enjoy the outdoors before the shorter days of autumn take hold.
As summer transitions into autumn, September in Zeist, Netherlands, presents a moderate 32% chance of sunny weather. This figure reflects a slight decline from the sunnier months of June (37%) and July (32%), while maintaining a similar level to August. This trend indicates that while the warm, sunny days of summer begin to wane, remnants of pleasant weather linger. The month is a delightful reprieve before the crispness of October sets in, offering opportunities for outdoor activities amidst the fading golden hues of summer.
As summer gives way to autumn, September in Zeist sees a notable shift in daylight duration, with the sun gracing the skies for approximately 12 hours each day. This is a gentle decline from the long, sun-drenched days of July and August, where daylight peaked at 16 hours. The transition marks the beginning of shorter days, as the vibrant summer light starts to fade, paving the way for the crisp fall air. As September progresses, the lingering daylight still offers plenty of opportunities to enjoy the beautiful landscapes and outdoor activities before the arrival of the darker months of October and November. This month is a harmonious blend of the tail end of summer warmth and the anticipation of autumn's cozy embrace.
As September rolls in Zeist, Netherlands, the landscape is graced not only by the golden hues of autumn but also by a noticeable dip in wind speed. With an average of 3.1 m/s (7 mph), September marks the end of a summer breeze that began the season slightly stronger, at 4.3 m/s (10 mph) in both January and February. This gentle transition signals a shift towards milder, more tranquil days as the leaves begin to swirl downwards. Compared to the spring months, when gusts were at their peak, September embodies a calming pause before the wind picks up again in October, where it climbs back to 4.4 m/s (10 mph). Thus, as the briskness of fall approaches, Zeist experiences a soothing September breeze, inviting both reflection and preparation for the seasonal changes ahead.
Weather in Zeist varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Zeist, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of September and January, September presents a much warmer experience with average temperatures around 15°C (59°F) and a maximum reaching 31°C (88°F), while January is notably colder, with averages around 4°C (40°F) and highs of 14°C (58°F). September has a relatively higher humidity of 81%, contributing to a warmer feel, compared to the even more humid January at 91%. Precipitation is slightly higher in September at 70 mm (2.8 in) over 11 days, while January sees 60 mm (2.4 in) over 13 days. For more detailed weather insights specific to January, you can refer to Zeist weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a mild minimum of 3°C (37°F) to a warm maximum of 31°C (88°F), with an average of 15°C (59°F). The month experiences around 70 mm (2.8 in) of precipitation over 11 days, accompanied by a humidity level of 81%. In stark contrast, February sees much colder temperatures, with a minimum of -11°C (12°F) and a maximum of 18°C (65°F), averaging only 5°C (41°F). Similar to September, February also has about 72 mm (2.8 in) of precipitation, but it spreads over 12 days and features a higher humidity of 90%. For more details on February weather, visit Zeist weather in February.
In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 31°C (88°F), with an average of 15°C (59°F) and relatively high humidity at 81%. This month typically experiences about 70 mm (2.8 in) of precipitation over approximately 11 days. In contrast, March presents cooler conditions, with temperatures fluctuating from a minimum of -8°C (18°F) to a maximum of 21°C (71°F) and an average of 7°C (45°F). Although March has a similar total precipitation of 72 mm (2.8 in), it occurs over more days—approximately 15—resulting in higher humidity at 87%. For more detailed insights into the weather during this month, check out Zeist weather in March.
When comparing the weather in September and April, notable differences emerge. September tends to be warmer, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 31°C (88°F) and an average of 15°C (59°F). In contrast, April is cooler, featuring temperatures that vary from -4°C (26°F) to 27°C (82°F) and an average of 10°C (50°F). Precipitation levels also differ, with September receiving 70 mm (2.8 in) over 11 days, while April experiences lesser precipitation of 38 mm (1.5 in) across 9 days. Humidity remains relatively high in both months, at 81% in September and 84% in April. For a more detailed look at April's weather, you can check Zeist weather in April.
September and May exhibit some interesting weather similarities and differences. Both months can reach a maximum temperature of around 31°C (88°F) to 31°C (89°F), but September has a higher average temperature of 15°C (59°F) compared to May's 13°C (56°F). In terms of minimum temperatures, September starts at 3°C (37°F) while May is slightly cooler at 1°C (33°F). Precipitation is also notable; September receives more rain with 70 mm (2.8 in) over 11 days, compared to May’s 63 mm (2.5 in) over 12 days. Humidity levels are relatively high in both months, with September at 81% and May a touch lower at 77%. For more specific insights about May weather, you can check Zeist weather in May.
In comparing the weather of September and June, we see notable contrasts in temperature and humidity. September features a broader temperature range, with a minimum of 3°C (37°F) and a maximum of 31°C (88°F), culminating in an average of 15°C (59°F). In contrast, June presents warmer conditions, starting at a minimum of 8°C (47°F) and peaking at 33°C (91°F), with an average of 18°C (64°F). While both months have a similar level of precipitation—about 70 mm (2.8 in) in September and 73 mm (2.9 in) in June—September has a higher humidity level at 81%, compared to June's 74%. For a detailed look at June's climate specifics, you can visit Zeist weather in June.
In September, temperatures range from a cooler minimum of 3°C (37°F) to a comfortable maximum of 31°C (88°F), with an average temperature of 15°C (59°F). In contrast, July offers warmer conditions, with minimum temperatures around 7°C (46°F) and highs peaking at 39°C (102°F), averaging 19°C (66°F). Both months experience similar precipitation levels, with September receiving 70 mm (2.8 in) over 11 days and July slightly higher at 72 mm (2.8 in) over 13 days. However, September tends to be more humid, with humidity levels reaching 81%, compared to July’s 72%. For a detailed overview of July conditions, visit Zeist weather in July.
In comparing the weather between September and August, September experiences cooler temperatures overall, with a minimum of 3°C (37°F) and an average of 15°C (59°F), while August has warmer nights and days, with a minimum of 8°C (46°F) and an average of 19°C (66°F). Additionally, September sees slightly less precipitation at 70 mm (2.8 in) over 11 days, compared to August's 81 mm (3.2 in) over 14 days. Humidity levels are higher in September at 81%, compared to August’s 71%, contributing to a more humid feel despite the cooler temperatures. For more detailed insights, you can check Zeist weather in August.
In September, the weather tends to be warmer, with average temperatures reaching up to 15°C (59°F) and daily highs hitting 31°C (88°F). This month experiences some rainfall, averaging 70 mm (2.8 in) over about 11 days, accompanied by a relative humidity of 81%. In contrast, October brings cooler temperatures, with an average of 12°C (54°F) and maximums around 26°C (79°F). Although the temperatures drop slightly, precipitation increases to 86 mm (3.4 in) and occurs on about 13 days, with humidity rising to 88%. For more detailed information on October weather, check out Zeist weather in October.
In September, temperatures range from a pleasant 3°C (37°F) at night to a warm 31°C (88°F) during the day, with an average of 15°C (59°F). The month experiences about 70 mm (2.8 in) of precipitation over 11 days, and humidity levels hover around 81%. In contrast, November brings a more pronounced chill, with temperatures dropping to a minimum of -3°C (28°F) and a maximum of 19°C (66°F), averaging just 7°C (46°F). Precipitation is slightly lower at 52 mm (2.0 in), but the humidity rises to 91%, making the air feel particularly damp. For more detailed insights about November weather, you can check Zeist weather in November.
In September, the weather is typically warm with average temperatures around 15°C (59°F) and a much higher maximum of 31°C (88°F), making it a more pleasant time for outdoor activities. The month also sees around 70 mm (2.8 in) of precipitation spread over 11 days, contributing to a humidity level of 81%. In contrast, December brings a significant drop in temperatures, with averages only reaching 5°C (42°F) and a maximum of 14°C (58°F). Precipitation increases to 87 mm (3.4 in) over 17 days, along with a higher humidity level of 92%. For more specific details on the weather in December, you can check Zeist weather in December.
As September unfolds in Zeist, it offers a refreshing transition from the warm summer months. While daytime temperatures can still reach a comfortable high, the average cools significantly, hinting at the impending autumn. The month brings a bit of moisture, with frequent rainfalls and a marked increase in humidity, making it notably different from the drier summer days. The contrast between warm afternoons and cooler nights highlights September's unique character—an ideal time for enjoying the changing scenery. For more detailed information on how September’s conditions fit within the overall climate, visit Zeist Climate.