Last updated: March 24, 2025
In September, Castro, Italy experiences a delightful blend of warm temperatures and moderate humidity. The maximum temperature reaches an inviting 30°C (86°F), while the average temperature settles around a comfortable 24°C (76°F). Evenings cool slightly to a pleasant minimum of 17°C (62°F), creating the perfect backdrop for autumn activities. Visitors can expect some rainfall, with a total of 42 mm (1.7 in) over 6 days, providing a refreshing contrast to the sunny days filled with a 70% humidity level. Whether exploring the vibrant coastline or enjoying local cuisine, September in Castro promises a charming experience for all.
As September unfolds in Castro, Italy, the weather begins to reflect a delightful transition from the summer heat. With minimum temperatures averaging 17°C (62°F) and soaring to a comfortable maximum of 30°C (86°F), this month offers a pleasant climate perfect for exploring the stunning coastal scenery. The average temperature of 24°C (76°F) indicates a warm and inviting atmosphere, making it ideal for outdoor activities and leisurely strolls by the sea. Compared to August, which boasts similar highs, September brings a subtle drop in nighttime temperatures, creating a more refreshing end to the day. This gradual cooling trend not only enhances the charm of the Italian landscape but also invites visitors to linger and enjoy the lingering warmth of summer while it lasts.
In September, Castro, Italy experiences a notable shift in precipitation patterns as summer wanes. With an average of 42 mm (1.7 in) of rain spread over 6 days, the month marks a transition from the dry, sunny days of July and August to the wetter conditions that characterize the fall. This increase in precipitation hints at the upcoming months, where rainfall typically escalates, reaching peak levels in November with 186 mm (7.3 in). Overall, September serves as a bridge, signaling the end of the hot season while gently ushering in a more temperate climate, setting the stage for the richer, lush landscapes of autumn.
In September, Castro, Italy experiences a humidity level of 70%, marking a continuation of the summer's trend toward lower humidity. Throughout the warmer months, from July to August, humidity began to ease, dropping from 74% in July to the lowest for the year at 70% in August. This slight decrease stabilizes into September, aligning with the average autumn conditions, where humidity tends to hover around 70% to 75% as the year transitions to cooler temperatures. Notably, this year's September humidity reflects an overall comfort level, making outdoor activities enjoyable while hinting at the coming shift toward wetter months in the fall. As autumn unfolds, humidity levels will likely rise again, reaching 75% in November.
As September rolls in, the UV Index in Castro, Italy remains at a very high level of 8, indicating that sun protection is essential during this time. The burn time shrinks to just 15 minutes, echoing the intensity experienced in the summer months. This trend marks a gradual decline from the peak summer UV levels of 9 and 10 in July and August, but it still calls for vigilance when enjoying the outdoors. With each passing month, enthusiasts should prepare for the dwindling sunlight while staying aware of the potential risks associated with UV exposure. To stay informed on the UV levels throughout the year, check out the detailed forecast at Castro UV Index.
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As September unfolds in Castro, Italy, the landscape is still kissed by the warmth of summer, boasting an impressive 345 hours of sunshine. This glow is a continuation of a vibrant trend seen throughout the warmer months, with July peaking at 426 hours. Although daylight begins to wane in autumn, the month outshines October, which only captures 310 hours. This lingering sunshine invites locals and travelers alike to savor the last rays of summer, making September a delightful time to explore the stunning coastline and historic charm of Castro before the cooler days set in.
As September approaches in Castro, Italy, the likelihood of sunny weather is quite promising, with a 62% chance of sunshine. This marks a notable decrease from the summer months, where July and August basked in a remarkable 89% and 87% of sunny days, respectively. Yet, September still holds onto a considerable amount of sunshine, making it an appealing time to visit. Following the vibrant summer, the weather begins to shift slightly towards autumn but retains a pleasant warmth. With October trailing at 54%, it's evident that September offers a sweet spot for those seeking a delightful balance of sun before the cooler months arrive.
As summer transitions into autumn in Castro, Italy, September brings a delightful balance of daylight, offering around 12 hours of sun each day. This month marks a gentle decline from the peak 14 hours in June and July, signaling the slow retreat of summer's warmth. In the preceding months of May through August, the days are long and filled with light, nurturing the vibrant outdoor lifestyle that characterizes this coastal gem. However, by September, the shifting light serves as a reminder of the approaching fall, as daylight gradually wanes towards 11 hours in October. This rhythm of light not only enhances the picturesque scenery of Castro but also invites residents and visitors alike to savor the lingering summer vibes before the days shorten further.
As the warm embrace of summer gives way to the briskness of autumn, September in Castro, Italy, sees the average wind speed settling at a gentle 3.6 m/s (8 mph). This marks a continuation of the light breezes that characterized the late summer months, from July through August, where the winds barely stirred above 3.7 m/s (8 mph). However, the onset of fall hints at a gradual increase, with the wind speed set to rise in October. September’s serene air invites locals and visitors alike to savor the lingering warmth while preparing for the shift to cooler, crisper days just around the corner. The trend reveals a clear transition; while summer’s calm is still present, one can almost feel the anticipation of autumn's invigorating gusts on the horizon.
The weather in Castro 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 Castro and find detailed weather information for every month.
September and January present contrasting weather patterns. In September, temperatures range from a minimum of 17°C (62°F) to a maximum of 30°C (86°F), with an average of 24°C (76°F). The month experiences relatively low precipitation at 42 mm (1.7 in) over about 6 days, alongside a humidity level of 70%. In stark contrast, January sees much cooler temperatures, ranging from 0°C (33°F) at night to a maximum of 17°C (63°F) during the day, with an average of 11°C (52°F). Precipitation increases to 70 mm (2.8 in) over 11 days, and humidity rises to 76%. For more details about January's climate, you can visit Castro weather in January.
September and February present contrasting weather conditions. In September, temperatures range from a mild 17°C (62°F) to a warm 30°C (86°F), averaging around 24°C (76°F). With an average humidity of 70% and 42 mm of precipitation over about six days, September feels quite pleasant. In contrast, February experiences much cooler weather, with temperatures typically between 4°C (39°F) and 18°C (64°F), averaging only 12°C (54°F). This month also sees increased precipitation, totaling 81 mm (3.2 in) across approximately eight days, maintaining a similar humidity level of 71%. For more detailed information, you can check Castro weather in February.
September and March offer contrasting weather experiences. In September, temperatures range from a comfortable minimum of 17°C (62°F) to a warm maximum of 30°C (86°F), with an average of 24°C (76°F). The month sees around 42 mm (1.7 in) of precipitation over about 6 days, and humidity averages 70%, creating a pleasant late summer atmosphere. In contrast, March features cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 20°C (69°F), while the average temperature sits at just 13°C (55°F). This month experiences slightly higher rainfall at 56 mm (2.2 in) over 8 days, alongside a humidity level of 72%, which adds a brisk touch to the transition into spring. To explore more about the conditions in March, you can visit Castro weather in March.
September and April both offer distinct weather experiences. In September, the temperatures are typically warmer, with a minimum of 17°C (62°F), an average of 24°C (76°F), and a maximum of 30°C (86°F). The month has relatively low precipitation at 42 mm (1.7 in) over 6 days, accompanied by a humidity level of 70%. Conversely, April is cooler, starting with a minimum temperature of 7°C (45°F), averaging 15°C (59°F), and peaking at 26°C (79°F). While it can be wetter, with 47 mm (1.8 in) of rain over 9 days, the humidity is slightly higher at 77%. For more details on April weather, you can visit Castro weather in April.
In September, the weather tends to be warmer compared to May, with average temperatures ranging from a minimum of 17°C (62°F) to a maximum of 30°C (86°F). This is quite a contrast to May, where temperatures range from a cooler minimum of 11°C (52°F) to a maximum of 28°C (83°F). While both months experience some precipitation, September has slightly more with 42 mm (1.7 in) over about 6 days, compared to May's 34 mm (1.3 in) across 5 days. Additionally, September's humidity level sits at 70%, while May is a bit more humid at 79%. For a detailed look at the weather in May, check out Castro weather in May.
When comparing the weather in September and June, there are some notable differences. September typically features a minimum temperature of 17°C (62°F) and a maximum of 30°C (86°F), with an average temperature of 24°C (76°F). It experiences slightly more rain, with 42 mm (1.7 in) of precipitation over about 6 days, and humidity levels around 70%. In contrast, June has a slightly cooler minimum temperature of 15°C (58°F) but can reach higher maximums of 35°C (95°F) while maintaining the same average of 24°C (75°F). The month of June generally sees less rainfall, with only 28 mm (1.1 in) over about 4 days, but features higher humidity levels at 77%. For a more detailed look at the weather conditions during June, you can visit Castro weather in June.
The weather in September typically features milder temperatures compared to July, with an average of 24°C (76°F) and a maximum of 30°C (86°F), while July sees warmer averages at 26°C (80°F) and maximum temperatures reaching up to 35°C (95°F). In terms of humidity, September has a slightly lower level at 70%, compared to July’s 74%. Additionally, September experiences more days of precipitation, with rainfall occurring on 6 days for a total of 42 mm (1.7 in), whereas July enjoys much drier conditions, with only one day of rain and a mere 19 mm (0.8 in) of precipitation. For a closer look at July weather specifics, you can visit Castro weather in July.
September generally experiences cooler temperatures compared to August, with average highs dropping from 34°C (94°F) in August to 30°C (86°F) in September. The minimum temperatures also reflect this trend, starting at 20°C (69°F) in August and decreasing to 17°C (62°F) in September. Additionally, September sees an increase in precipitation, with 42 mm (1.7 in) over 6 days, compared to just 17 mm (0.7 in) over 3 days in August. Despite both months having a consistent humidity level of 70%, the overall weather in September tends to be milder and wetter than in August. For more details on August weather in Castro, you can visit Castro weather in August.
In September, the weather is generally warmer, with average temperatures reaching a comfortable 24°C (76°F) and maximums peaking at 30°C (86°F). However, this month sees relatively less precipitation, totaling 42 mm (1.7 in) across about six days. In contrast, October brings cooler temperatures, averaging around 20°C (68°F) with highs of 27°C (81°F) and a notable increase in rainfall, accumulating 96 mm (3.8 in) over approximately ten days. Despite both months maintaining similar humidity levels at 70%, the shift in temperature and precipitation makes October feel distinctly different. For more details about October weather, you can visit Castro weather in October.
September offers warmer temperatures with a minimum of 17°C (62°F) and an average of 24°C (76°F), peaking at 30°C (86°F). It's generally a drier month with only 42 mm (1.7 in) of precipitation over about 6 days, and humidity levels hover around 70%. In contrast, November experiences a significant drop in temperature, with a minimum of 8°C (47°F) and an average of 17°C (62°F), reaching a maximum of 23°C (73°F). However, it becomes much wetter, with precipitation totaling 186 mm (7.3 in) across about 14 days and humidity rising to 75%. For a more detailed look at weather conditions in November, check out Castro weather in November.
In September, the weather showcases a warm and pleasant climate with temperatures ranging from a minimum of 17°C (62°F) to a maximum of 30°C (86°F), averaging around 24°C (76°F). The month sees a moderate amount of rainfall, totaling 42 mm (1.7 in) over approximately 6 days, accompanied by a humidity level of 70%.
In contrast, December brings a significant drop in temperatures, with lows of 6°C (43°F) and highs reaching a maximum of 19°C (66°F), averaging around 13°C (56°F). The precipitation increases to 69 mm (2.7 in) across about 10 days, with humidity rising slightly to 75%. For more detailed information, you can check out Castro weather in December.
As September unfolds in Castro, the weather showcases a delightful transition from the heat of summer to the more temperate conditions of autumn. With average temperatures hovering around 24°C (76°F), it strikes a balance that's often more pleasant than the sweltering highs of July and August. Notably, this month brings a welcome shift in humidity levels, offering a refreshing change from the summer's muggy atmosphere. While occasional rain can occur, with about six days of precipitation totaling 42 mm (1.7 in), the overall vibe is characterized by a comfortable warmth, making it a perfect time for outdoor activities. For more detailed insights, explore the full story of the climate in Castro at Castro Climate.