Last updated: August 27, 2025
September in Elm, Switzerland showcases a delightful transition into autumn, with temperatures varying from a maximum of 23°C (73°F) to a minimum of -5°C (24°F), resulting in a mild average of 10°C (51°F). This month experiences a significant precipitation amount of 195 mm (7.7 in), spread across 18 days, indicating frequent rain showers that nourish the lush surroundings. With an average humidity level of 83%, the air maintains a refreshing quality, enriching the vibrant autumn scenery, making it a picturesque time to experience the natural beauty of Elm.
As autumn approaches in Elm, Switzerland, September brings a gentle transition in temperatures, marking the beginning of cooler days. Minimums hover around -5°C (24°F), hinting at the crispness of the season, while average temperatures settle at a comfortable 10°C (51°F). The daytime showcases the last warmth of summer, with highs reaching 23°C (73°F), creating a perfect setting for outdoor activities against the backdrop of stunning mountain vistas. This month exemplifies a remarkable shift, as the warmth from August gives way to the coolness of fall, inviting a blend of outdoor adventures and a cozy atmosphere in the heart of the Swiss Alps.
In September, Elm, Switzerland, experiences a notable transition in precipitation patterns as summer gives way to fall. With 195 mm (7.7 in) of rainfall over 18 days, September maintains a substantial level of moisture, though it marks a slight decline from the peak of 302 mm (11.9 in) recorded in August. This month typically sees less precipitation than July and August, but it still surpasses the lighter months of October and November. The decrease in rainy days compared to the wetter summer months suggests a shift towards more stable weather, setting the stage for the crisp autumn days ahead. As the landscape shifts, the occasional showers help to nourish the vibrant hues of fall, making it an enchanting time to experience the natural beauty of Elm.
In September, Elm welcomes a slight rise in humidity, reaching 83%, continuing a trend observed throughout the summer months. This level marks a subtle increase from the 80% recorded in August, suggesting a gradual transition towards the wetter conditions typical of the fall season. As the year progresses, the humidity tends to fluctuate more dramatically, with higher levels returning in October and December, where readings climb back to 90%. The overall trend illustrates a pattern of high humidity persisting through the colder months, framing Elm as a region with a predominantly moist climate year-round.
As September unfolds in Elm, Switzerland, the UV Index settles at a high level of 6, allowing for a burn time of about 25 minutes. This marks a noticeable decline from the peak summer months, where values soared to 10 in June and 9 in July. The trend illustrates a shift towards milder UV exposure, yet it's essential to remain mindful of the sun's intensity, especially with the coming of autumn. With the UV Index gradually declining, October will see a moderate level of 5, further emphasizing the importance of adapting to seasonal changes in sun exposure. For more details on UV levels and safety practices, visit Elm UV Index.
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In September, Elm, Switzerland basks in a delightful average of 313 sunshine hours, marking a gentle transition from the dazzling days of summer to the crisper embrace of autumn. Following the peak of summer in July with a remarkable 408 hours of sunlight, the days gradually shorten, yet September remains vibrant, outshining both October and November. As the warm hues of fall begin to emerge, the sunshine in September invites residents and visitors alike to relish the stunning alpine landscape, as golden leaves contrast with bright blue skies. It's a month that beautifully captures the essence of late summer while hinting at the forthcoming seasonal change.
In Elm, Switzerland, the likelihood of sunny weather in September shows a notable trend, with a 30% chance of sunshine that aligns with the transitional season's characteristics. Compared to the summer months, which yield lower probabilities of clear skies—July and August only offer 25% and 22% respectively—September presents a slight improvement in sunlit days. Furthermore, this month mirrors the sunny prospects of both October and March, while standing out from the generally gloomier months of winter. As autumn approaches, September's mix of moderate sunshine allows for pleasant outdoor experiences, making it an ideal time to enjoy the natural beauty of Elm before the colder weather sets in.
As summer fades and autumn approaches, September in Elm, Switzerland offers a gentle transition in daylight duration, providing about 12 hours of light each day. This marks a noticeable decline from the 15 hours enjoyed in the height of summer. The month serves as a bridge, as daylight wanes steadily from the sun-soaked days of July and August back towards the long nights of winter. Following the gradual climb from the depths of winter's 8 hours in January, the daylight begins to retreat again, reminding us of the seasonal cycles at play. With September's shorter days, residents can revel in the beautiful hues of autumn leaves, all while savoring the last warm rays before the chill of October sets in.
As summer transitions to autumn, September in Elm, Switzerland brings a gentle calm, with an average wind speed of only 1.1 m/s (2 mph). This tranquil breeze mirrors the declining winds of the previous months, as July and August also recorded similar low speeds. In contrast to the brisk gusts of early spring and autumn, September's wind wraps the landscape in a soft embrace, perfect for leisurely strolls and enjoying the scenic beauty of the Swiss Alps. With October promising a slight increase back to 1.3 m/s (3 mph), the coming months hint at a subtle shift, yet September remains a serene pause in the year's rhythm, inviting both reflection and relaxation.
Weather in Elm varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Elm, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is generally milder, with temperatures ranging from a minimum of -5°C (24°F) to a comfortable maximum of 23°C (73°F) and an average of 10°C (51°F). This month experiences substantial rainfall, totaling 195 mm (7.7 in) over approximately 18 days, accompanied by a humidity level of 83%. In contrast, January brings significantly colder conditions, with temperatures plummeting to a minimum of -22°C (-7°F) and a maximum of just 6°C (44°F), averaging -5°C (24°F). While precipitation is slightly lower at 159 mm (6.3 in) over 12 days and humidity increases to 92%, the stark difference in temperature highlights the dramatic seasonal transition. For a closer look at January weather in this region, check out Elm weather in January.
September and February offer markedly different weather experiences. In September, temperatures range from a chilly -5°C (24°F) at night to a warm 23°C (73°F) during the day, with an average of 10°C (51°F). The month typically sees about 195 mm (7.7 in) of precipitation over 18 days, coupled with a relatively high humidity of 83%. In contrast, February is much colder, with temperatures dropping to a minimum of -20°C (-4°F) and peaking at 12°C (53°F), averaging around -2°C (28°F). Precipitation in February is less, totaling 108 mm (4.2 in) over 13 days, while humidity is slightly higher at 89%. For a detailed look at February weather, visit Elm weather in February.
September and March present contrasting weather conditions. In September, temperatures range from a minimum of -5°C (24°F) to a pleasant maximum of 23°C (73°F), with an average around 10°C (51°F). The month experiences a significant amount of rainfall, totaling 195 mm (7.7 in) over 18 days, and humidity sits at 83%. In contrast, March witnesses much colder temperatures, with lows dipping to -24°C (-11°F) and highs reaching only 15°C (59°F), averaging around 0°C (33°F). Although March sees less precipitation at 146 mm (5.8 in) over the same number of days, the humidity is slightly higher at 87%. For more detailed insights about the weather in March, visit Elm weather in March.
When comparing the weather in September and April, notable differences emerge. September typically features a wider temperature range, with minimums around -5°C and maximums reaching 23°C, averaging 10°C overall. In contrast, April experiences colder temperatures, with lows dropping to -20°C and highs peaking at 20°C, resulting in an average of just 4°C. Additionally, while September sees 195 mm of precipitation over 18 days, April has lower precipitation at 125 mm across 13 days. Both months exhibit high humidity levels, with September at 83% and April slightly higher at 84%. For a detailed look at April weather in Elm, you can refer to this link: Elm weather in April.
In September, the weather is typically milder with average temperatures around 10°C (51°F) and maximums reaching 23°C (73°F), while May experiences slightly cooler conditions with an average of 8°C (47°F) and highs of 25°C (77°F). Interestingly, September sees a minimum temperature of -5°C (24°F), which is warmer than May's colder minimum of -7°C (20°F). Both months experience significant rainfall, with September averaging 195 mm (7.7 in) over 18 days and May slightly wetter at 217 mm (8.5 in) over 23 days. Humidity levels remain relatively high in both months, with September at 83% and May at 80%. For a closer look at May’s weather specifics, you can visit Elm weather in May.
When comparing the weather in September and June, September experiences a wider temperature range, with minimums dropping to -5°C (24°F) and maximums reaching up to 23°C (73°F). In contrast, June tends to be warmer overall, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 29°C (85°F). While both months have significant rainfall, June sees slightly higher precipitation levels at 230 mm (9.1 in) over 21 days compared to September’s 195 mm (7.7 in) over 18 days. Interestingly, humidity levels remain quite similar in both months, hovering around 82-83%. For more detailed insights on June weather specifics, you can explore Elm weather in June.
September generally features milder temperatures compared to July, with average highs of 23°C (73°F) versus 29°C (84°F) in July. The minimum temperatures are also lower in September, dipping to -5°C (24°F), whereas July does not drop below 5°C (41°F). Both months experience high humidity levels of around 83%, but July sees more precipitation overall, totaling 280 mm (11.0 in) over 23 days compared to September's 195 mm (7.7 in) over 18 days. For a closer look at July's weather in Elm, you can visit Elm weather in July.
In comparing the weather between August and September, we see a noticeable shift in temperatures and precipitation patterns. September experiences cooler temperatures, with a minimum of -5°C and an average of 10°C, while August has milder conditions, boasting a minimum of 4°C and an average of 14°C. Moreover, September brings about a significant increase in precipitation days with rainfall recorded on 18 days, although the total precipitation of 195 mm is less than the 302 mm recorded in August, which had rain on 23 days. Additionally, humidity levels remain relatively high in both months, with September at 83% and August slightly lower at 80%. For more detailed information about August weather, you can visit Elm weather in August.
September generally offers milder temperatures, with an average of 10°C (51°F) and a maximum reaching 23°C (73°F), while October sees a drop in overall warmth, with an average of 6°C (44°F) and a peak of only 18°C (66°F). Despite this temperature decrease, October brings slightly lower precipitation levels at 165 mm (6.5 in) over 14 days, compared to September's 195 mm (7.7 in) across 18 days, indicative of somewhat drier conditions. Furthermore, October has a higher humidity level at 90%, compared to September's 83%, making the air feel slightly heavier as the season progresses. For more details on October weather, you can refer to Elm weather in October.
September and November exhibit notable differences in weather patterns. In September, temperatures range from a minimum of -5°C (24°F) to a pleasant maximum of 23°C (73°F), with an average temperature of 10°C (51°F). The month also sees substantial precipitation, totaling 195 mm (7.7 in) over 18 days, alongside a humidity level of 83%. In contrast, November experiences colder temperatures, with a minimum of -14°C (7°F), an average of just 1°C (35°F), and a maximum of 16°C (61°F). Precipitation decreases to 103 mm (4.1 in) over 12 days, while humidity rises slightly to 88%. For a detailed look at what to expect during this month, you can check Elm weather in November.
September and December present contrasting weather conditions in Elm. In September, temperatures typically range from a minimum of -5°C (24°F) to a maximum of 23°C (73°F), with an average of 10°C (51°F). The month experiences significant precipitation totaling 195 mm (7.7 in) over 18 days, accompanied by a relatively high humidity of 83%. In stark contrast, December sees much colder temperatures, with a minimum of -22°C (-7°F) and a maximum of 8°C (48°F), averaging at -3°C (26°F). Precipitation is slightly lower at 189 mm (7.4 in) over the same number of days, but humidity increases to 90%. For more details on Elm's weather in December, you can visit Elm weather in December.
As September rolls in, Elm's weather undergoes a noticeable transformation compared to the preceding summer months. The temperature begins to dip, with cooler averages leading to a crisp atmosphere that's ideal for enjoying the fall scenery. In addition, increased precipitation with nearly two-thirds of the month seeing rain creates a lush environment, while high humidity levels add a distinct chill to the air. This month serves as a bridge between the warmth of summer and the cold of winter, making it a truly unique time to experience the captivating beauty of Elm. For more detailed information about the weather patterns, check out Elm Climate.