Last updated: March 24, 2025
In September, Stresa, Italy experiences a delightful blend of mild temperatures and refreshing moisture. Visitors can expect a maximum temperature of 26°C (78°F), offering warm days, while the average settles at a comfortable 16°C (61°F). As temperatures dip to a minimum of 4°C (39°F) at night, a light jacket may be necessary for evening strolls. The month sees 165 mm (6.5 in) of rain spread over 17 days, contributing to an overall humidity of 74% that enhances the lush landscapes surrounding Lake Maggiore. This enchanting mix of warmth and moisture creates an ideal atmosphere for exploring the stunning natural beauty and cultural attractions of this charming Italian destination.
As September arrives in Stresa, Italy, the summer warmth begins to gently recede, but the month still maintains a delightful climate. Temperatures typically range from a minimum of 4°C (39°F) to a pleasant average of 16°C (61°F), peaking at a comfortable 26°C (78°F) during the day. This transition signals the start of autumn, as evenings grow cooler and invite cozy attire. Unlike the blistering heat of July and August, September offers a refreshing balance, making it an ideal time for leisurely strolls beside Lake Maggiore or exploring the charming streets of this picturesque town, all while basking in the stunning fall foliage that begins to emerge. Overall, September in Stresa presents a harmonious blend of warmth and cooling breezes, promising visitors an enchanting experience amid the changing seasons.
In September, Stresa experiences a notable transition as summer gradually gives way to autumn, reflected in its precipitation patterns. With an average of 165 mm (6.5 in) of rainfall across 17 days, the month sees a moderate amount of precipitation compared to the wetter months earlier in the year, such as June and May. This shift indicates the onset of cooler weather, while still holding onto some warmth from summer. As the rainfall decreases slightly from August's 208 mm, the days become shorter and the atmosphere more tranquil, marking a picturesque time for nature enthusiasts to witness the changing scenery. Overall, September serves as a bridge between the lush, vibrant summer and the cozy, rainy days of autumn that follow.
As summer fades into autumn, September in Stresa, Italy, showcases a refreshing shift in humidity levels. Following the warmest months where humidity dipped to a comfortable 64% in August, September brings a mild increase to 74%, signaling the transition into the wetter seasons ahead. This rise is part of a broader trend as humidity levels gradually ascend from the drier summer months, with notable spikes in October and November, reaching 87% and 88%, respectively. This pattern highlights Stresa's climate balance, combining lightening humidity with the picturesque beauty of autumn, making it a delightful time to explore the region.
As summer's warmth lingers into September in Stresa, Italy, the UV Index drops to 7, indicating a high exposure category. This means that while the sun is still strong, the burn time increases to 25 minutes, giving sunbathers a bit more leeway compared to the blistering months of July and August, which boasted a peak UV Index of 10. Throughout the year, UV levels in Stresa show a clear progression: starting from a low 2 in January and gradually climbing to 9-10 in the height of summer before tapering off in the cooler months. As the days shorten and temperatures drop, UV exposure becomes less intense, falling to 5 in October and 3 in November. This trend highlights the importance of adjusting sun protection strategies with the changing seasons. For more details, visit Stresa UV Index.
UV Risk Categories
As summer gently fades into autumn, September in Stresa, Italy, offers a delightful transition with 332 hours of sunshine. This month continues the trend of peak sun exposure established during the summer, with sunshine hours tapering from July's high of 424 hours. While August sees a slight decrease, September maintains a vibrant charm that keeps visitors enchanted by the lake’s beauty and the surrounding mountain vistas. The gradual decline in daylight hours signals a shift towards the cozy autumn season, yet the warm brightness of September still invites exploration and enjoyment of Stresa's enchanting landscapes before the cooler months set in.
As summer yields to autumn in Stresa, Italy, the chances of encountering sunny weather in September dip to 34%. This marks a notable decline compared to the sunnier months of August and July, which enjoy peaks of 50% and 38%, respectively. While September still holds some warmth, it's evident that the sunny days are becoming less frequent as the year progresses. Following this trend, October slightly rebounds to 44% before the cloudier months set in. The transition from summer to autumn in Stresa showcases a gradual shift in weather, where potential golden afternoons become cooler and more unpredictable.
As September unfolds in Stresa, Italy, the transition from summer to autumn becomes evident in the 12 hours of daylight that grace the days. This marks a gentle decline from the sun-soaked heights of 15 hours in June and July, highlighting the gradual shift in seasonal light. September’s daylight duration offers a perfect balance, allowing ample time for outdoor exploration while hinting at the cozy, shorter days to come in October. The trend of increasing darkness from summer’s end signals a natural rhythm, inviting residents and visitors alike to savor the beautiful autumnal hues that paint the landscape as daylight begins to wane.
As the summer warmth begins to fade, September in Stresa, Italy, ushers in a gentle breeze with an average wind speed of just 1.1 m/s (approximately 2 mph). This slight decrease from the preceding months signifies a transition, where the playful gusts of summer give way to a more tranquil atmosphere. While the wind speeds remain consistently low throughout the year, with only a slight fluctuation from January to August, September's modest breeze complements the stunning views of Lake Maggiore. As the days grow shorter and the scenery transforms with autumn hues, the calming winds invite visitors to leisurely explore the picturesque landscape, making for an idyllic escape.
The weather in Stresa 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 Stresa and find detailed weather information for every month.
September and January present contrasting weather conditions. In September, temperatures range from a cool 4°C (39°F) at night to a pleasant high of 26°C (78°F) during the day, with an average of 16°C (61°F). The month sees significant rainfall, totaling 165 mm (6.5 in) over about 17 days, accompanied by a humidity level of 74%. In contrast, January experiences much colder temperatures, with nighttime lows plunging to -8°C (17°F) and daytime highs reaching only 12°C (55°F), averaging around 1°C (35°F). Precipitation is less frequent, totaling 76 mm (3.0 in) over 9 days, while humidity peaks at 88%. For a closer look at conditions specific to January, visit Stresa weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a mild 4°C (39°F) at night to a pleasant 26°C (78°F) during the day, with an average of 16°C (61°F). The month experiences significant precipitation, with 165 mm (6.5 in) falling over 17 days, and humidity levels at 74%. In stark contrast, February brings much colder conditions, with nighttime lows plummeting to -9°C (16°F) and daytime highs reaching up to 19°C (66°F). The average temperature for February is only 4°C (39°F). This month sees considerably less rainfall, totaling 60 mm (2.4 in) over just 11 days, but higher humidity at 81%. For a closer look at February weather specifics, you can check Stresa weather in February.
In comparing the weather of September and March, it's evident that both months present distinct seasonal characteristics. September generally enjoys milder temperatures, with averages around 16°C (61°F) and highs reaching up to 26°C (78°F), making it a comfortable time for outdoor activities. However, it also sees considerable rainfall, with about 165 mm (6.5 in) over 17 days and a humidity level of 74%. In contrast, March experiences cooler conditions, with temperatures ranging from a low of -10°C (14°F) to a high of 19°C (67°F) and an average of 6°C (43°F). March has less precipitation, totaling 126 mm (5.0 in) over 11 days, and slightly higher humidity at 76%. For more detailed insights into March weather, you can visit Stresa weather in March.
In comparing the weather between September and April, both months exhibit notable differences in temperature and precipitation. September generally offers milder temperatures, with averages ranging from a minimum of 4°C (39°F) to a maximum of 26°C (78°F), while April's temperatures range from a chilly minimum of -3°C (26°F) to a warmer maximum of 23°C (73°F). Interestingly, April experiences slightly more precipitation, totaling 176 mm (6.9 in) over 12 days, compared to September's 165 mm (6.5 in) spread across 17 days. Humidity levels are comparable, with September at 74% and April slightly higher at 77%. For those interested in the specifics of April weather, you can check out Stresa weather in April.
September and May exhibit distinct weather characteristics that reflect the transition from summer to autumn. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 26°C (78°F), with an average of 16°C (61°F). The month experiences significant rainfall, totaling 165 mm (6.5 in) over about 17 days, while humidity remains consistent at 74%. Conversely, May presents cooler temperatures, with a minimum of -1°C (31°F) and an average of 13°C (56°F), peaking at 27°C (82°F). It is generally wetter than September, recording 207 mm (8.2 in) of precipitation across 20 days, yet maintains the same humidity level of 74%. For more details on the weather conditions in May, you can visit Stresa weather in May.
In comparing the weather of September and June, it is clear that June tends to be warmer overall, with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 34°C (93°F). In contrast, September features cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 26°C (78°F). Additionally, June experiences higher precipitation levels, totaling 252 mm (9.9 in) over 19 days, compared to September's 165 mm (6.5 in) across 17 days. Despite this, September has a slightly higher humidity level at 74% compared to June’s 71%. For more details on June weather, you can check Stresa weather in June.
In comparing the weather of September and July, there are notable differences in temperature and precipitation patterns. September experiences a minimum temperature of 4°C (39°F) and an average of 16°C (61°F), while July has a warmer minimum of 9°C (49°F) with an average temperature of 20°C (68°F). July also peaks at a maximum of 30°C (86°F), compared to September’s maximum of 26°C (78°F). While September sees 165 mm (6.5 in) of precipitation over 17 days with a higher humidity of 74%, July has slightly more rainfall at 191 mm (7.5 in) over 21 days but with lower humidity at 67%. For a more detailed overview of what to expect, you can visit Stresa weather in July.
In comparing the weather between August and September, it’s clear that September experiences cooler temperatures, with a minimum of 4°C (39°F) and an average of 16°C (61°F), compared to August’s milder minimum of 10°C (51°F) and an average of 20°C (68°F). While August boasts maximum temperatures reaching 32°C (89°F), September’s peaks are more moderate at 26°C (78°F). Precipitation is slightly lower in September at 165 mm (6.5 in) over 17 days, compared to August's 208 mm (8.2 in) spread over 18 days, although September’s humidity is higher at 74%, versus August’s 64%. For more detailed insights, visit Stresa weather in August.
September and October present a noticeable shift in weather conditions. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 26°C (78°F), with an average of 16°C (61°F). The month sees 165 mm (6.5 in) of precipitation spread over 17 days, along with moderate humidity at 74%. In contrast, October experiences cooler temperatures, with minimums dropping to 2°C (35°F) and an average of 11°C (53°F), while highs reach 24°C (76°F). Rainfall significantly increases to 334 mm (13.2 in) in just 11 days, and humidity rises to 87%. For more detailed information, you can visit Stresa weather in October.
September weather tends to be more temperate, with average temperatures ranging from a mild 16°C (61°F) to a pleasant maximum of 26°C (78°F), accompanied by a mix of sunshine and rain. In contrast, November brings a significant drop in temperatures, with averages around 6°C (43°F) and minimums plunging to -4°C (25°F), which marks a stark shift toward winter conditions. Additionally, November sees increased precipitation, with 221 mm (8.7 in) over 15 days compared to September's 165 mm (6.5 in) over 17 days, making it a wetter month overall. The humidity levels also rise in November to 88%, contributing to a more damp and chilly experience. For more details, you can check Stresa weather in November.
In September, temperatures range from a cool 4°C (39°F) at night to a warm 26°C (78°F) during the day, with an average temperature of 16°C (61°F). The month is characterized by relatively high humidity at 74% and considerable precipitation, totaling 165 mm (6.5 in) over 17 days. In contrast, December brings significantly colder weather, with temperatures dropping to a minimum of -10°C (15°F) and an average of just 2°C (36°F), peaking at 12°C (55°F). While December sees less overall precipitation at 119 mm (4.7 in) over 12 days, the humidity increases to 85%, contributing to a brisk, winter-like atmosphere. For more insights into the December climate, you can check Stresa weather in December.
As summer transitions to autumn, September in Stresa offers a delightful shift in weather, characterized by milder temperatures and a notable increase in precipitation. While the days are warm and enjoyable, with average highs around 26°C, the nights can be cool, dipping down to a refreshing 4°C. Humidity levels remain moderate, contributing to the lush scenery of the region. However, visitors should be prepared for the occasional rain, as September sees about 17 days of precipitation, totaling around 165 mm. This month serves as a beautiful prelude to the fall season, making it a unique time to explore the enchanting landscapes of Stresa. For more detailed insights, check out Stresa Climate.