September Weather in Passignano sul Trasimeno, Italy

Last updated: March 24, 2025

In September, Passignano sul Trasimeno experiences a delightful transition from summer to autumn, with maximum temperatures reaching a warm 32°C (90°F) and an average of 19°C (67°F). As the month progresses, cooler evenings may bring temperatures down to a refreshing minimum of 6°C (43°F). While precipitation is recorded at 93 mm (3.7 in) over about 9 days, contributing to a humidity level of 66%, the weather remains largely pleasant for both locals and visitors alike. Embrace the beauty of this charming Italian village as it offers a perfect blend of warm sunshine and the fresh, crisp air of early fall.

September Temperature in Passignano sul Trasimeno

As summer gradually gives way to autumn in Passignano sul Trasimeno, September offers a pleasant transition with temperatures that start to cool down yet remain comfortable. The minimum temperature averages around 6°C (43°F), while daytime highs can reach a delightful 32°C (90°F). With an average temperature of 19°C (67°F), this month strikes a perfect balance for enjoying the beautiful landscapes and tranquil waters of Lake Trasimeno. As the days grow shorter, visitors can relish warm afternoons and refreshing evenings, making September an ideal time for outdoor explorations and cultural festivities in this charming Italian town.

September Weather in Passignano sul Trasimeno: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Passignano sul Trasimeno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404447536171757667585143
Data source: Temperature data for Passignano sul Trasimeno generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Passignano sul Trasimeno

In September, Passignano sul Trasimeno experiences a notable uptick in precipitation, with 93 mm (3.7 in) of rain falling over 9 days. This marks a shift into the wetter season, as the summer's dryer months give way to more consistent rainfall, in contrast to July's mere 33 mm (1.3 in). The increase in precipitation not only nurtures the lush landscapes surrounding Lake Trasimeno but also signals the transition towards autumn, preparing the region for the heavier rains that follow in October and November. This pattern emphasizes the significance of September as a bridge between the warm summer and the cooler, more temperate months ahead, inviting both locals and visitors to witness the vibrant changes in nature.

September Precipitation Trends in Passignano sul Trasimeno

The chart displays monthly precipitation patterns in Passignano sul Trasimeno, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec56858576765033419487128134
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Passignano sul Trasimeno

In September, Passignano sul Trasimeno experiences a slight uptick in humidity, with levels sitting at 66%—a noticeable increase from the summer months, which see the lowest humidity levels of the year at 55% in August. This transition marks the beginning of autumn, as the air becomes more moist compared to the drier conditions of midsummer. Interestingly, September's humidity is still significantly lower than the winter months, where figures rise dramatically to 84% by November. Overall, this gradual shift reveals the region's changing climate patterns, offering a refreshing blend of summer warmth and the crispness of the impending fall.

September Average Humidity in Passignano sul Trasimeno

This chart illustrates the average monthly humidity levels in Passignano sul Trasimeno, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%68%70%69%62%57%55%66%79%84%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Passignano sul Trasimeno

As summer transitions into autumn, September in Passignano sul Trasimeno sees a notable drop in the UV Index to 7, classifying it within the high exposure category. This shift indicates that while the sun's intensity is still significant, it is less severe than the peak summer months, offering an ideal balance for outdoor activities. With a burn time of 25 minutes, it's crucial to remain vigilant about sun protection during this month. Compared to the very high indexes of 9 and 10 recorded in July and August, the decrease allows for safer sun exposure. This trend showcases the importance of adapting your sun safety measures as seasons change. For more details, check out the Passignano sul Trasimeno UV Index.

Maximum UV Index Levels in Passignano sul Trasimeno for September

The chart shows the monthly maximum UV Index (UVI) for Passignano sul Trasimeno in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Passignano sul Trasimeno September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Passignano sul Trasimeno

As September graces Passignano sul Trasimeno, it marks a transitional phase in the yearly sunshine narrative. Following the peak of summer, where July enjoys a generous 431 hours of sunlight, September experiences a gentle yet significant drop to 333 hours. This decrease signals the end of the sun-drenched days that define the summer months, yet it still offers ample sunshine for enjoying the stunning lakeside views and outdoor activities. Compared to the earlier spring months, September presents a vibrant blend of warmth and daylight, extending the joys of summer while hinting at the cooler days ahead, making it an ideal time for visitors to soak in the lingering warmth of the Italian sun.

Monthly Sunshine Duration in Passignano sul Trasimeno: September Highlighted

The September sunshine duration represents the total number of hours Passignano sul Trasimeno experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec178h230h310h344h386h417h431h399h333h301h225h218h
Data source: Passignano sul Trasimeno September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Passignano sul Trasimeno During September

As the summer wanes and September unfolds in Passignano sul Trasimeno, the likelihood of sunny weather remains promising, with a 55% chance of sunshine this month. This marks a slight dip from the sunniest months of July and August, but it's still significantly higher than the chillier months that follow, such as October and November, which see chances dropping to 40% and 28% respectively. September's weather often holds the warmth and vibrancy of summer, making it an ideal time for outdoor activities, while the lingering probabilities of sun set a perfect backdrop for early autumn exploration in this picturesque Italian town.

Percentage of Sunny Days in September in Passignano sul Trasimeno

The chart illustrates the percentage of sunny days in Passignano sul Trasimeno throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Passignano sul Trasimeno experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%46%63%44%42%62%62%67%55%40%28%41%
Data source: Passignano sul Trasimeno September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Passignano sul Trasimeno in September

As September arrives in Passignano sul Trasimeno, the days begin to shorten, offering about 12 hours of daylight. This decline marks a transition from the long, sun-soaked days of summer, where June and July bask in an impressive 15 and 14 hours respectively. While the daylight dips from the 13 hours of August, it still provides ample time for exploration and outdoor activities amidst the beautiful fall scenery. As autumn approaches, the gradual decrease in daylight serves as a gentle reminder of the seasonal changes, setting the stage for the cozy, shorter days of October and November, each offering only 10 and 9 hours of sunlight.

Average Daylight Hours in Passignano sul Trasimeno for September

The chart illustrates the variation in daylight duration in Passignano sul Trasimeno throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 23m10h 31m11h 57m13h 25m14h 40m15h 18m14h 58m13h 51m12h 27m10h 59m9h 41m9h 1m
Data source: Passignano sul Trasimeno daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Passignano sul Trasimeno

As summer transitions into autumn, the winds in Passignano sul Trasimeno take on a gentle quality, with September recording an average wind speed of 2.0 m/s (5 mph). This marks a subtle decline from the slightly breezier months of May through July, where winds were more invigorating, averaging between 2.4 m/s (5 mph) and 2.9 m/s (7 mph). With the start of fall, the calming breeze invites leisurely strolls along the tranquil shores of Lake Trasimeno, enhancing the picturesque charm of this Italian gem. It's a perfect time for visitors to embrace the softer winds and enjoy the scenic beauty that surrounds this idyllic region.

Average September Wind Speed in Passignano sul Trasimeno

The chart displays monthly wind speed patterns in Passignano sul Trasimeno, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.62.72.72.91.92.42.32.0 m/s2.92.82.4
Data source: Passignano sul Trasimeno September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Passignano sul Trasimeno Compares to Other Months

The weather in Passignano sul Trasimeno 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 Passignano sul Trasimeno and find detailed weather information for every month.

September and January present stark contrasts in weather. September enjoys a moderate average temperature of 19°C (67°F), with highs reaching up to 32°C (90°F), making it feel quite warm. In contrast, January's temperatures drop significantly, with averages around 4°C (40°F) and chilly lows of -6°C (21°F). While September experiences a good amount of rainfall (93 mm over 9 days), January sees less precipitation at 56 mm, although it tends to feel more humid, with humidity levels soaring to 84%. For a detailed look at January weather, you can check Passignano sul Trasimeno weather in January.

In September, temperatures in Passignano sul Trasimeno range from a minimum of 6°C (43°F) to a maximum of 32°C (90°F), with an average of 19°C (67°F). The month is characterized by relatively high humidity at 66% and receives about 93 mm (3.7 in) of precipitation over approximately 9 days. In contrast, February experiences much colder temperatures, starting at a minimum of -11°C (12°F) and peaking at 19°C (67°F), with an average of 7°C (45°F). The precipitation in February is slightly less at 85 mm (3.3 in) but occurs over 10 days, contributing to a higher humidity level of 76%. For more details on the February weather in this region, you can check Passignano sul Trasimeno weather in February.

In comparing the weather of September and March, stark contrasts emerge. September boasts a temperature range from a cool 6°C (43°F) at night to a warm 32°C (90°F) during the day, with an average of 19°C (67°F). The month experiences relatively high humidity at 66% and receives about 93 mm (3.7 in) of precipitation over 9 days.

Conversely, March presents a much colder profile, with temperatures dipping as low as -14°C (8°F) at night and peaking at 22°C (71°F) during the day, averaging only 8°C (47°F). Despite similar precipitation levels of 85 mm (3.3 in) over 10 days, the humidity slightly increases to 68%. For those interested in specific details about March weather, you can find more information here: Passignano sul Trasimeno weather in March.

When comparing the weather in September and April, notable differences emerge in both temperature and precipitation. September boasts a wider temperature range with averages from 6°C (43°F) at night to highs of 32°C (90°F) during the day, while April's temperatures are milder, ranging from a chilly -4°C (26°F) at night to a maximum of 25°C (78°F). Additionally, September experiences more rainfall, with 93 mm (3.7 in) falling over 9 days, compared to April's 76 mm (3.0 in) over 10 days. Humidity levels are also slightly higher in April at 70% versus September's 66%. For more details about the climate in April, check Passignano sul Trasimeno weather in April.

When comparing the weather in September and May, September generally offers warmer temperatures, with daily averages reaching up to 19°C (67°F) and maximums peaking at 32°C (90°F). In contrast, May presents slightly cooler conditions, with average temperatures around 16°C (61°F) and maximums of 29°C (85°F). Additionally, September experiences a bit more precipitation, totaling 93 mm (3.7 in) over approximately 9 days, compared to May's 75 mm (3.0 in) spread across 13 days. Humidity levels are also relatively high during both months, with September at 66% and May slightly higher at 69%. For more details on May's climate, check out Passignano sul Trasimeno weather in May.

When comparing the weather in September and June, it’s evident that June typically offers warmer temperatures, with averages around 21°C (71°F) compared to September's 19°C (67°F). June also sees higher maximum temperatures, peaking at 35°C (96°F), while September reaches a maximum of 32°C (90°F). Additionally, precipitation is less frequent in June, averaging 50 mm (2.0 in) over 6 days, in contrast to September's 93 mm (3.7 in) with 9 days of rainfall. Humidity levels are slightly lower in June at 62%, compared to September's 66%. For more insights into the delightful weather of June, you can explore this link: Passignano sul Trasimeno weather in June.

In comparing the weather between September and July, September tends to offer a more varied temperature range, with minimums dipping as low as 6°C (43°F) and maximums reaching up to 32°C (90°F). The average temperature of 19°C (67°F) is significantly cooler than July's average of 24°C (76°F). Furthermore, July features warmer nights with minimums around 13°C (55°F) and can soar to highs of 37°C (98°F). While precipitation is more common in September, averaging 93 mm (3.7 in) over 9 days, July is usually drier, with only 33 mm (1.3 in) over 5 days. Additionally, humidity levels are slightly lower in July at 57%, compared to September's 66%. For a closer look at July's weather specifics, you can check Passignano sul Trasimeno weather in July.

In comparing the weather of September to August, September tends to be cooler with a minimum temperature of 6°C (43°F) and an average of 19°C (67°F), while August experiences higher temperatures, starting at a minimum of 10°C (50°F) and an average of 25°C (77°F). The maximum temperatures also reflect this shift, with September reaching up to 32°C (90°F) as opposed to August's peak of 38°C (100°F). Precipitation is notably higher in September, with 93 mm (3.7 in) over nine days compared to just 41 mm (1.6 in) in August across six days. Additionally, September's humidity level is slightly higher at 66%, compared to August's 55%. For a closer look at August weather specifics, visit Passignano sul Trasimeno weather in August.

In September, the weather is generally warmer, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 32°C (90°F), and an average of 19°C (67°F). This month experiences a total precipitation of 93 mm (3.7 in) over nine rainy days, accompanied by a moderate humidity level of 66%. In contrast, October brings cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 26°C (79°F), averaging 15°C (58°F). Although there's slightly less precipitation at 87 mm (3.4 in) over just eight days, humidity increases to 79%, making the air feel damper. For more details on October weather, visit Passignano sul Trasimeno weather in October.

In September, temperatures in Passignano sul Trasimeno range from a minimum of 6°C (43°F) to a maximum of 32°C (90°F), with an average of 19°C (67°F). The month sees around 93 mm (3.7 in) of precipitation over approximately 9 days, accompanied by a humidity level of 66%. In contrast, November brings a significant drop in temperatures, with a range from -2°C (28°F) to a high of 19°C (66°F) and an average of 10°C (51°F). This month tends to be wetter, receiving about 128 mm (5.0 in) of rainfall over about 14 days, coupled with higher humidity at 84%. For more detailed information, check out Passignano sul Trasimeno weather in November.

In September, the weather features a warm average temperature of 19°C (67°F), with highs reaching up to 32°C (90°F) and lows of 6°C (43°F). The month experiences a moderate amount of rainfall, totaling 93 mm (3.7 in) over approximately 9 days, accompanied by a humidity level of 66%. Conversely, December brings a significant drop in temperatures, with an average of 6°C (43°F) and maximums only reaching 15°C (60°F). The minimum temperature can plummet to -4°C (24°F), and precipitation increases to 134 mm (5.3 in) over 13 days, along with higher humidity levels at 83%. For more detailed information, check out Passignano sul Trasimeno weather in December.

Compare Passignano sul Trasimeno's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Passignano sul Trasimeno

As summer gracefully transitions into autumn, September in Passignano sul Trasimeno offers a unique blend of warmth and occasional showers, creating a captivating atmosphere for visitors. With temperatures that peak at a comfortable 32°C and an average of 19°C, the month stands out for its mild and inviting climate, unlike the hotter days of July and August. The humility of 66% adds a refreshing touch to the warm afternoons, while the 93 mm of rainfall over nine days serves as a gentle reminder of the impending fall. If you're looking to explore the beauty of Passignano sul Trasimeno during this delightful month, you’ll enjoy a perfect balance of sun and shade. For a deeper understanding of what to expect year-round, check out Passignano sul Trasimeno Climate.