Last updated: February 26, 2025
In Wetzlar, Germany, September presents a fascinating blend of weather characteristics, with temperatures ranging from a chilly minimum of 3°C (37°F) to a maximum of 32°C (90°F), showcasing the month’s variability. The average temperature hovers around a comfortable 15°C (59°F), making it an ideal time for outdoor activities. However, residents and visitors should be prepared for occasional rain, as 46 mm (1.8 in) of precipitation is expected over 8 days, coupled with a high humidity level of 82%. This combination of warm days and cool nights creates a unique atmosphere that embodies the transition from summer to autumn in this picturesque German locale.
In September, Wetzlar experiences a gentle transition as summer begins to fade. The temperatures range from a mild minimum of 3°C (37°F) to a pleasantly warm maximum of 32°C (90°F), offering a diverse climate for both locals and visitors. With an average temperature of 15°C (59°F), the month provides the perfect backdrop for enjoying the crisp air while basking in the lingering warmth of late summer. This noticeable dip in temperature compared to the sweltering heights of July and August indicates the arrival of autumn, making September a delightful time to explore Wetzlar's scenic landscapes before the colder months set in.
In September, Wetzlar experiences a notable shift in precipitation patterns, with a total rainfall of 46 mm (1.8 in) occurring over 8 days—a decrease from the wetter months of summer. This drop in both volume and frequency hints at the onset of autumn, as the city transitions from the steady summer rains of 72 mm (2.8 in) in August to more moderate conditions. The reduced rainfall and fewer rainy days reflect the changing seasons, marking a clear trend toward drier weather as the year progresses. With each passing month, Wetzlar braces for cooler temperatures and the promise of more substantial winter rains ahead, particularly as December looms with an average of 99 mm (3.9 in).
As September rolls into Wetzlar, Germany, the humidity begins to shift from the summer's drier air, settling at a moderate 82%. This marks a subtle increase from the summer months, which hovered around 74% to 75%, indicating a transition as autumn approaches. Comparing this to earlier months, September showcases a notable drop from the peak humidity levels typically experienced in winter, where January and February often see values near 90%. This gentle rise in humidity this month heralds the cooler, more refreshing days ahead, whilst setting the stage for the crisp autumn air that follows.
As summer winds down in Wetzlar, September's UV Index settles at 5, indicating a moderate level of exposure that requires some caution. This marks a shift from the very high levels seen in June and July, where a burn could occur in just 15 minutes. With a burn time of 30 minutes this month, it’s a great time to enjoy outdoor activities while still being mindful of sun protection. As the season transitions into autumn, the UV Index will continue to decrease, reflecting the natural shift in daylight and sun intensity. For those looking to stay informed about UV levels and safety, more details can be found at Wetzlar UV Index.
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September in Wetzlar, Germany, basks in a delightful 320 hours of sunshine, continuing the trend of abundant light seen in the summer months. Following the peak sunshine of 412 hours in July, the days gradually shorten, yet September still holds on to the warmth of summer, providing a charming backdrop for outdoor activities. As the sun begins to mellow compared to the vibrant 385 hours of May and 394 hours of June, the gentle glow invites locals and visitors alike to enjoy the lingering warmth before the crisp autumn sets in. This transition not only marks a shift in the weather but also in the rhythm of life, as Wetzlar embraces the beauty of fall with a satisfying blend of sunshine and cooler breezes.
In September, Wetzlar, Germany, enjoys a 38% chance of sunny weather, making it one of the more promising months for clear skies as summer transitions into autumn. While earlier months like March and April boast higher probabilities of sunshine, September still offers a favorable climate compared to the cooler months that follow. Trends suggest a gradual decline in sunny days as the year progresses, with October and November dropping significantly to 25% and 15% respectively. This means that September presents a delightful opportunity for outdoor activities, as it stands out as the last stronghold of sunshine before the dreariness of winter sets in.
In Wetzlar, Germany, September marks a gentle transition as daylight begins to wane, offering about 12 hours of sunlight. This decrease follows the peak of summer in June, where daylight reached an impressive 16 hours. As autumn approaches, daylight gradually diminishes—September's shorter days signal the onset of cooler months, culminating in just 8 hours of daylight by November. The progression from the vibrant 15 hours of May to the softening light of September reflects a clear trend of seasonal change, inviting residents to savor the last warm touches of summer before the brisk air settles in.
As summer fades, September brings a gentle breeze to Wetzlar, Germany, with an average wind speed of just 2.1 m/s (5 mph)—the calmest period of the year. This is a notable shift from the earlier months when winds tended to be slightly stronger, peaking in May at 3.4 m/s (8 mph). The serene winds of September create a tranquil backdrop for the changing foliage, embodying the transition from the warmer summer days to the cooler embrace of autumn. Interestingly, after this month, the wind picks up again with October registering an increase to 2.9 m/s (7 mph), signaling the return of brisk air as the season progresses. Overall, September's winds offer a brief respite and a perfect opportunity to savor the beauty of the evolving landscape.
The weather in Wetzlar changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Wetzlar and find detailed weather information for every month.
In September, the weather offers a mild range of temperatures, starting at a minimum of 3°C (37°F) and peaking at a maximum of 32°C (90°F), with an average of 15°C (59°F). This month sees a moderate level of precipitation, totaling 46 mm (1.8 in) over approximately 8 days, accompanied by a relatively high humidity of 82%.
In contrast, January experiences significantly colder temperatures, with a minimum of -11°C (12°F) and a maximum of 12°C (54°F), averaging at just 2°C (36°F). The month is slightly wetter, recording 66 mm (2.6 in) of precipitation spread over 12 days, and the humidity is even higher at 92%.
For more detailed information, you can check out Wetzlar weather in January.
This comparison highlights the dramatic seasonal shift from the warmth and mildness of September to the cold and damp conditions typical of January.
September and February present contrasting weather conditions that highlight the transition from summer to winter. In September, temperatures range from a mild 3°C (37°F) to a warm 32°C (90°F), with an average of 15°C (59°F) and relatively low humidity at 82%. The month receives about 46 mm (1.8 in) of precipitation over 8 days, making it a transitional yet pleasant time of year. In contrast, February is much colder, with temperatures dipping as low as -13°C (9°F) and averaging just 3°C (38°F), peaking at a maximum of 19°C (66°F). This month experiences higher humidity at 90% and more frequent rain, totaling 59 mm (2.3 in) over 11 days. To learn more about February's weather conditions, check out Wetzlar weather in February.
September and March present contrasting weather patterns. September typically features a minimum temperature of around 3°C (37°F) and an average of 15°C (59°F), peaking at 32°C (90°F), making it generally warmer. In contrast, March experiences cooler conditions, with temperatures dropping to a minimum of -12°C (11°F) and an average of 6°C (43°F), while the maximum reaches only 21°C (71°F). Additionally, September sees around 46 mm (1.8 in) of precipitation over 8 days, compared to March's 72 mm (2.8 in) spread over 13 days, indicating a wetter month. Humidity is slightly higher in March at 87%, versus September’s 82%. For more detailed information, you can check Wetzlar weather in March.
September and April exhibit contrasting weather patterns, reflective of their positions in the seasonal cycle. In September, temperatures range from a chilly minimum of 3°C (37°F) to a warm maximum of 32°C (90°F), with an average of 15°C (59°F). The month experiences more rainfall, totaling 46 mm (1.8 in) over about 8 days, while maintaining a high humidity level of 82%.
In contrast, April presents cooler conditions, with a minimum temperature of -4°C (26°F) and a maximum of 26°C (79°F), averaging around 9°C (49°F). Precipitation in April is slightly less at 38 mm (1.5 in) over 7 days, and humidity remains relatively high at 83%. For more detailed information about April weather, check out Wetzlar weather in April. Overall, September tends to be warmer and wetter, while April is cooler and somewhat drier.
The weather in September tends to be warmer and more variable compared to May. September boasts average temperatures around 15°C (59°F) with a maximum of 32°C (90°F), while May has an average of 13°C (56°F) and a peak of 31°C (88°F). Despite relatively similar maximum temperatures, September experiences a higher minimum temperature of 3°C (37°F) compared to May's chilly -1°C (31°F). Precipitation is also more pronounced in May, with 77 mm (3.0 in) falling over 12 days, whereas September sees only 46 mm (1.8 in) across 8 days. The humidity is slightly higher in September at 82%, compared to May's 76%. For a detailed look at May's climate, check out Wetzlar weather in May.
In comparing the weather in September and June, we see distinct differences in temperature and precipitation. September experiences a broader temperature range, with minimums dipping to 3°C (37°F) and maximums reaching up to 32°C (90°F), while June has slightly warmer temperatures, ranging from 6°C (44°F) to a high of 33°C (92°F). Precipitation is more frequent in June, occurring over 11 days and totaling 72 mm (2.8 in), compared to September's 46 mm (1.8 in) over 8 days. Humidity levels are also notable, with September being more humid at 82%, while June maintains a lower humidity of 74%. For more detailed insights, you can check out Wetzlar weather in June.
In comparing the weather of September and July, September generally offers milder temperatures, with a minimum of 3°C (37°F) and an average of 15°C (59°F), peaking at a maximum of 32°C (90°F). In contrast, July tends to be warmer, featuring a minimum of 7°C (45°F), an average of 19°C (66°F), and highs reaching 37°C (100°F). While September experiences 46 mm (1.8 in) of precipitation over about 8 days, July is slightly wetter, recording 72 mm (2.8 in) over 11 days, which may contribute to its higher humidity level of 74% compared to September’s 82%. For more details on July weather in Wetzlar, you can visit Wetzlar weather in July.
In comparing the weather of September and August, it is evident that September experiences a wider temperature range, with minimums dropping to 3°C (37°F) and maximums reaching up to 32°C (90°F), compared to August, which has milder minimums of 7°C (45°F) and maximums peaking at 34°C (94°F). The average temperature in September is lower at 15°C (59°F), compared to August's average of 19°C (67°F). Additionally, September has more precipitation days, with about 8 days of rain totaling 46 mm (1.8 in), whereas August sees more precipitation overall at 72 mm (2.8 in) over 13 days. The humidity in September is higher at 82%, compared to August's 75%. For more detailed insights, you can check Wetzlar weather in August.
September and October present contrasting weather patterns. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 32°C (90°F), with an average of 15°C (59°F). This month experiences 46 mm (1.8 in) of precipitation over about 8 days, and the humidity sits at a relatively comfortable 82%.
In contrast, October brings cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 25°C (78°F), averaging 11°C (51°F). Precipitation increases slightly to 58 mm (2.3 in) over 12 days, along with a rise in humidity to 88%. For a more in-depth look at the weather in October, visit Wetzlar weather in October.
In comparing the weather between September and November, a noticeable shift in temperatures and conditions is evident. September boasts a wide temperature range, with minimums around 3°C (37°F), average highs of 15°C (59°F), and maximums reaching up to 32°C (90°F). In contrast, November presents a cooler climate, featuring minimum temperatures dropping to -4°C (25°F) and an average of only 5°C (42°F). Both months see similar precipitation levels—46 mm (1.8 in) in September and 48 mm (1.9 in) in November—but November experiences more rainy days, totaling 12 compared to September's 8. Furthermore, humidity rises in November to 90%, compared to September's 82%, contributing to a more pronounced chill in the air. For a detailed look at the weather specifics in this later month, visit Wetzlar weather in November.
September and December present stark contrasts in weather conditions. In September, temperatures comfortably range from a minimum of 3°C (37°F) to a maximum of 32°C (90°F), with an average of 15°C (59°F). The month experiences moderate rainfall, totaling 46 mm (1.8 in) over about 8 days, while humidity levels are relatively high at 82%. Conversely, December brings much chillier temperatures, with a minimum of -7°C (20°F) and a maximum of 14°C (57°F), averaging only 3°C (38°F). Rainfall increases significantly to 99 mm (3.9 in) spread over 17 days, and the humidity rises to 92%. For a closer look at December's weather specifics, you can refer to this link: Wetzlar weather in December.
As September unfolds in Wetzlar, the weather begins to transition from the warmth of summer to the crispness of fall. With temperatures hovering around a pleasant average of 15°C (59°F), the month offers a welcome reprieve from the sweltering heat of July and August, where highs can reach 32°C (90°F). Rainfall becomes more frequent, with eight days of precipitation contributing to a total of 46 mm (1.8 in), creating a lush, vibrant landscape. The humidity level of 82% serves as a reminder of summer's lingering presence, but overall, September is marked by a more temperate climate, setting the stage for the cooler months ahead. For a deeper dive into Wetzlar's unique weather patterns, explore Wetzlar Climate.