Last updated: March 24, 2025
Experience the delightful September weather in Narni, Italy, where temperatures offer a captivating range from a maximum of 33°C (91°F) to a cool minimum of 7°C (44°F). The month boasts an average temperature of 20°C (69°F), ideal for exploring this historic town. Expect 120 mm (4.7 in) of precipitation over the course of 9 days, adding a refreshing touch to the warm days. Coupled with a humidity level of 66%, September in Narni presents a beautifully balanced atmosphere, perfect for both leisurely strolls and cozy indoor escapes.
In September, Narni, Italy experiences a comforting shift as summer gives way to early autumn. With minimum temperatures hovering around 7°C (44°F) and averages settling at 20°C (69°F), the warmth remains inviting but begins to mellow. The maximum temperatures reach a pleasant 33°C (91°F), marking a significant yet gradual decline from the sweltering highs of August. This transitional month offers a delightful balance, perfect for outdoor exploration, as the crisp air starts to hint at the cooler months ahead. As the days grow shorter, Narni’s charm is amplified by the cozy temperatures, making it an ideal time to experience its rich history and stunning landscapes.
In September, Narni, Italy, experiences a notable uptick in precipitation, with an average of 120 mm (4.7 in) of rain over about 9 days. This increase marks a significant shift from the drier summer months, such as July and August, when rainfall drops to just 30 mm (1.2 in) and 31 mm (1.2 in), respectively. As autumn approaches, the landscape comes alive with vibrant hues, thanks in part to the rejuvenating rains. The frequent downpours herald a transition into a wetter season, setting the stage for October's 95 mm (3.8 in), and leading into November's peak of 158 mm (6.2 in), showcasing how September plays a crucial role in recharging the region's water sources and nurturing the lushness of the countryside.
In September, Narni experiences a moderate humidity level of 66%, a noticeable shift from the drier summer months of July and August, which boast 57% and 55% respectively. This increase marks the beginning of the transition into the wetter autumn, as humidity levels begin their ascent towards the winter highs of 79% in October and peaking at 84% in November. The gradual rise in humidity showcases the region's changing climate, first easing the residual heat of summer and then preparing for the cooler, more humid conditions that envelop Narni in the later months of the year.
As summer transitions into autumn, September in Narni, Italy, showcases a notable shift in the UV Index, reaching a level of 7, categorized as high. This decrease from the peak summer months, where the index soared to a remarkable 10 in June and July, reflects a more moderate sun intensity, allowing for a slightly longer burn time of 25 minutes. However, sun safety remains crucial; while outdoor enjoyment remains high, it’s essential to recognize the need for protection, especially as autumn approaches and UV exposure becomes more variable. For those planning their outdoor activities, staying informed is key—discover more about the UV levels in Narni at Narni UV Index.
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As summer transitions to autumn, September in Narni, Italy, offers a delightful balance of sun-drenched days and mild temperatures. With an impressive 336 hours of sunshine, the month captures the essence of late summer, ensuring clear skies and vibrant hues across the landscape. This marks a notable dip from August’s peak of 398 hours, yet remains significantly brighter than the colder months ahead, particularly November and December, which see a substantial decrease in sunlight. The gradual decline in hours hints at nature's shift towards the cozy embrace of fall, yet September stands as a radiant reminder that summer's charm lingers just a little longer in this picturesque Italian town.
In Narni, Italy, September brings a welcoming chance of sunshine, with about 56% likelihood for clear skies. This positions the month comfortably between the summer heat of July (66%) and August (68%) and the cooler, cloudier days of October (42%). As summer begins to fade, the trend indicates a steady decline in sunny weather; however, September still offers a pleasant balance, making it an ideal time for outdoor activities. The refreshing early autumn days provide a perfect backdrop for enjoying Narni's historic sites and stunning landscapes under a mix of sun and occasional clouds.
As September unfolds in Narni, Italy, daylight begins to wane, offering approximately 12 hours of sunlight—a serene transition from the vibrant summer months. Following the peak of 15 hours in June and a gradual decline through August, September's daylight hints at the impending embrace of autumn. This shift marks a significant change, as the days shorten noticeably, dropping to 11 hours by October. The trend reveals a comfortable balance; after basking in extended light throughout the summer, locals now experience a softer, more mellow glow as nature prepares for the cooler months ahead. This rhythm of light not only shapes daily life but also enhances the enchanting beauty of Narni's landscapes as they transition into autumn hues.
As summer transitions to autumn in Narni, Italy, September is characterized by a gentle breeze, with an average wind speed of just 1.6 m/s (4 mph). This marks a notable dip from the higher winds typical of the summer months, where speeds hovered around 2.2 m/s to 2.3 m/s from July to May. The calming winds of September create a serene atmosphere, inviting residents and visitors alike to enjoy the picturesque landscapes of this charming medieval town. As the season progresses into October, the winds pick up slightly again, reinforcing a seasonal rhythm that hints at the cooler days ahead. The subtle shift in wind patterns reflects the gradual transition into fall, offering a perfect backdrop for strolls through historic streets and autumnal festivities.
The weather in Narni 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 Narni and find detailed weather information for every month.
September and January present stark contrasts in weather conditions. In September, temperatures range from a mild 7°C (44°F) to a warm high of 33°C (91°F), with an average of 20°C (69°F). The month experiences significant rainfall, totaling 120 mm (4.7 in) over about 9 days, accompanied by a humidity level of 66%. In contrast, January brings much colder temperatures, with a minimum of -5°C (23°F) and a maximum of 17°C (64°F), averaging just 5°C (42°F). Precipitation decreases to 65 mm (2.6 in) across 8 days, while humidity rises to 84%. For more insights into January weather specifically, you can visit Narni weather in January.
September and February present stark contrasts in weather conditions. In September, temperatures range from a minimum of 7°C (44°F) to a maximum of 33°C (91°F), making it much warmer with an average of 20°C (69°F). The month sees about 120 mm (4.7 in) of rainfall over 9 days, accompanied by a humidity level of 66%. In stark contrast, February experiences much cooler temperatures, with a minimum of -13°C (10°F) and a maximum of 19°C (67°F), averaging around 8°C (46°F). This month has a lower precipitation total of 84 mm (3.3 in), also spread across 9 days, but higher humidity at 76%. For more detailed information on February weather, you can check Narni weather in February.
September and March present quite contrasting weather patterns. In September, temperatures range from a mild 7°C (44°F) at their lowest to a sweltering 33°C (91°F) at their peak, with an average of around 20°C (69°F). The month experiences significant rainfall, with 120 mm (4.7 in) spread over 9 days, coupled with a humidity level of 66%. In contrast, March is much chillier, with temperatures dipping to a minimum of -16°C (3°F) and reaching a maximum of 23°C (73°F), averaging only 9°C (49°F). This month sees slightly less precipitation at 95 mm (3.7 in) over the same number of days, with humidity at 68%. For more specific details on March weather, check Narni weather in March.
September and April exhibit distinct weather patterns that reflect the transition of seasons. In September, temperatures range from a comfortable 7°C (44°F) at night to a warm 33°C (91°F) during the day, with an average of 20°C (69°F). The month sees about 120 mm (4.7 in) of precipitation over 9 days, and humidity sits at 66%. In contrast, April experiences cooler temperatures, with nighttime lows dipping to -2°C (29°F) and daytime highs reaching up to 26°C (79°F). The average temperature is milder at 13°C (55°F), and it sees less precipitation, around 80 mm (3.1 in), spread over 10 days, but with slightly higher humidity at 70%. For a detailed look at the climate specifics, check out Narni weather in April.
When comparing the weather in September and May, we notice several differences in temperature and precipitation patterns. September boasts an average temperature of 20°C (69°F), with highs reaching up to 33°C (91°F), making it generally warmer than May, which has an average of 17°C (63°F) and a maximum of 32°C (91°F). While May sees slightly lower temperatures, it experiences more days of precipitation, totaling 13 days compared to September’s 9 days. Furthermore, humidity levels are relatively similar, with May at 69% and September at 66%. For a detailed look at May weather, you can check Narni weather in May.
In comparing the weather between September and June, we see distinct differences in temperature and precipitation patterns. September experiences a broader range of temperatures, with minimums as low as 7°C (44°F) and maximums reaching 33°C (91°F), averaging around 20°C (69°F). This month also sees more rainfall, with 120 mm (4.7 in) of precipitation over 9 days, resulting in a humidity level of 66%. In contrast, June is generally warmer, with minimum temperatures starting at 9°C (49°F) and maximums soaring to 38°C (100°F), averaging 22°C (72°F). Notably, June has significantly less precipitation at 48 mm (1.9 in) over just 4 days, accompanied by lower humidity at 62%. For more detailed insights into June's conditions, you can check Narni weather in June.
In comparing the weather between September and July, we can observe some notable differences. September experiences cooler temperatures with a minimum of 7°C (44°F) and an average of 20°C (69°F), while July boasts warmer conditions with a minimum of 14°C (58°F) and an average of 25°C (77°F). The maximum temperature in September can reach up to 33°C (91°F), slightly lower than July's peak of 37°C (99°F). Rainfall is more prevalent in September, with 120 mm (4.7 in) over nine days, compared to July's lighter 30 mm (1.2 in) over just four days. Additionally, September is more humid at 66%, while July maintains a lower humidity level of 57%. For a detailed overview of July weather, you can check Narni weather in July.
In comparing the weather between August and September, it is clear that August tends to be warmer, with average temperatures reaching 25°C (78°F) and maximums soaring up to 40°C (104°F). In contrast, September experiences a more moderate climate, with average temperatures around 20°C (69°F) and maximums of 33°C (91°F). Additionally, September is notably wetter, receiving 120 mm (4.7 in) of precipitation over 9 days, while August has much less rainfall at 31 mm (1.2 in) across 6 days. Humidity also plays a role; September's levels are higher at 66%, compared to August's 55%. For more detailed insights, you can check Narni weather in August.
September typically enjoys warmer temperatures, with averages around 20°C (69°F) and a maximum reaching up to 33°C (91°F). In contrast, October sees a significant drop in average temperature to about 15°C (60°F), with maximums capping at 28°C (82°F). Both months experience similar precipitation, occurring on roughly 9 days, but October has slightly less overall rainfall at 95 mm (3.8 in) compared to September's 120 mm (4.7 in). Additionally, October tends to be more humid, with humidity levels rising to 79%, making it feel cooler despite the mild temperatures. For more detailed insights, you can check Narni weather in October.
September brings warmer temperatures, with averages around 20°C (69°F) and highs reaching up to 33°C (91°F), making it feel quite summery. However, the month also sees about 120 mm of rainfall, spread over approximately 9 days, resulting in a humidity level of 66%. In contrast, November experiences a significant drop in temperature, with average highs at 11°C (52°F) and a chilly minimum of -2°C (29°F). This month is wetter, with 158 mm of rain over about 15 days and increased humidity at 84%. The transition from warm September days to the cooler, wetter November climate emphasizes the seasonal shift. For more details, check out Narni weather in November.
In September, the weather is considerably warmer, with average temperatures reaching around 20°C (69°F) and highs of up to 33°C (91°F). The month experiences lower humidity at 66% and 120 mm (4.7 in) of precipitation over approximately 9 days. In contrast, December presents a much cooler climate, with average temperatures dropping to 7°C (45°F) and maximums only reaching 16°C (62°F). This month also sees a higher humidity level of 83% and increased precipitation of 153 mm (6.0 in) spread across 13 days. For more specific information on December weather, you can visit Narni weather in December.
As summer transitions to autumn, September in Narni showcases a remarkable shift in weather. With temperatures averaging a comfortable 20°C (69°F) and occasional peaks of up to 33°C (91°F), the month offers a delightful blend of warmth and coolness. However, the onset of autumn brings about an increase in precipitation, with approximately 120 mm over about 9 days, contributing to a more humid atmosphere at 66%. This contrasts with the drier summer months, making September a unique period for experiencing the lush landscape rejuvenated by rain. For a comprehensive look at yearly weather patterns, visit Narni Climate.