September Weather in Radda in Chianti, Italy

Last updated: March 24, 2025

Nestled in the picturesque landscape of Tuscany, Radda in Chianti experiences a delightful September, where temperatures fluctuate between a warm maximum of 32°C (89°F) and a cooler minimum of 7°C (45°F), with an average of 20°C (69°F). This seasonal transition brings with it an inviting humidity level of 66%, perfect for enjoying the tranquil vineyards. While 91 mm (3.6 in) of precipitation graces the area over 9 days, the charm of Radda’s rolling hills and charming village life remain undeterred, making it a captivating destination for autumn exploration.

September Temperature in Radda in Chianti

As summer transitions into autumn, September in Radda in Chianti showcases a delightful climate, perfect for exploring this picturesque Italian village. The temperatures range from a mild 7°C (45°F) at their lowest to a warm 32°C (89°F) at peak times, with an inviting average of 20°C (69°F). This month stands out as a gentle moderation from the intense heat of August, providing comfortable days ideally suited for vineyard tours and hikes through the stunning Chianti landscape. The gradually cooling evenings invite cozy gatherings, making September an enchanting time to experience the region’s rich culture and breathtaking vistas.

September Weather in Radda in Chianti: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Radda in Chianti, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414548546271757668595144
Data source: Temperature data for Radda in Chianti 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 Radda in Chianti

In September, Radda in Chianti experiences a notable increase in precipitation, with 91 mm (3.6 in) of rain measured over 9 days. This uptick marks a return to wetter conditions after the dry summer months, reminiscent of the rain totals seen in April and May. As autumn approaches, the weather begins to shift, aligning with the trend of increased rainfall typical for the region; lavish fall colors often accompany these September showers. This significant precipitation not only nourishes the local vineyards but also sets a picturesque scene as the Chianti landscape transitions into the harvest season, making it a magical time for both nature and enotourism enthusiasts.

September Precipitation Trends in Radda in Chianti

The chart displays monthly precipitation patterns in Radda in Chianti, 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.
JanFebMarAprMayJunJulAugSepOctNovDec51786681914341369188141111
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Radda in Chianti

As summer transitions to autumn in Radda in Chianti, September brings a noticeable increase in humidity at 66%, signaling the end of the dry spells experienced in the peak summer months of July and August, which recorded just 57% and 55% respectively. This month marks a shift from the lower levels typical of summer, as humidity begins to rise again, paving the way for the lush landscapes that characterize the region. The trend continues into October, which sees humidity levels jump to 79%, preparing the vineyard-covered hills for the rainy season ahead. Overall, September serves as a bridge, capturing the essence of summer while hinting at the rejuvenating rains of fall that will soon enrich the land.

September Average Humidity in Radda in Chianti

This chart illustrates the average monthly humidity levels in Radda in Chianti, 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 Radda in Chianti

In September, Radda in Chianti experiences a UV Index of 7, indicating a high exposure category with a burn time of 25 minutes. This transition from the peak summer months, where the UV Index soared to 10 in June and 9 in July and August, marks a slight reduction in solar intensity. However, it's still essential to remain cautious; the sun's rays can be strong enough to cause skin damage in a relatively short period. As autumn approaches, sun protection is vital, especially during midday. For more detailed information about the UV Index throughout the year, visit Radda in Chianti UV Index.

Maximum UV Index Levels in Radda in Chianti for September

The chart shows the monthly maximum UV Index (UVI) for Radda in Chianti 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.
JanFebMarAprMayJunJulAugSepOctNovDec2467810997532
Data source: Radda in Chianti 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 Radda in Chianti

September in Radda in Chianti, Italy, wraps up the summer with a delightful blend of warmth and sunshine, boasting 338 hours of glorious sunlight. This month marks a gentle transition from the peak summer months of July and August, which enjoy over 400 hours of sunshine, gradually dimming as autumn approaches. Despite the slight dip in sunlight from the vibrant summer, September remains a radiant time to explore the scenic vineyards and rolling hills, with the golden rays enhancing the beauty of the landscape. As daylight diminishes, the air retains a crisp warmth, making it an enchanting period for wine lovers and nature enthusiasts alike to soak in the area's stunning charm before the cooler months set in.

Monthly Sunshine Duration in Radda in Chianti: September Highlighted

The September sunshine duration represents the total number of hours Radda in Chianti 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.
JanFebMarAprMayJunJulAugSepOctNovDec183h228h311h342h380h419h432h401h338h302h223h214h
Data source: Radda in Chianti September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Radda in Chianti During September

As September rolls into Radda in Chianti, Italy, the prospect of sunny weather remains promising, with a 55% chance of basking in the sun. This marks a gradual decline from the summer peak, where August enjoys a 66% likelihood of sunny days, and hints at the transition towards the cooler months. Interestingly, September still holds its ground compared to the spring months like April and May, which have lower odds at 46% and 43%, respectively. With a solid blend of warmth and mildness, September in Radda presents a lovely opportunity to relish the beauty of the Tuscan landscape before autumn fully sets in.

Percentage of Sunny Days in September in Radda in Chianti

The chart illustrates the percentage of sunny days in Radda in Chianti 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 Radda in Chianti experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%43%64%46%43%58%63%66%55%43%34%38%
Data source: Radda in Chianti September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Radda in Chianti in September

As summer gracefully transitions into autumn, September in Radda in Chianti boasts a delightful 12 hours of daylight. This marks a gentle decline from the sun-drenched days of July and August, where daylight peaked at a vibrant 15 hours. As the month progresses, the lingering warmth of summer gives way to cooler evenings, inviting locals and visitors alike to embrace the beauty of the Chianti landscape under the softening sunlight. By the end of September, the region prepares for the shorter days of October, but for now, the golden hues of harvest season provide a picturesque backdrop to the rich tapestry of local life.

Average Daylight Hours in Radda in Chianti for September

The chart illustrates the variation in daylight duration in Radda in Chianti throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 21m10h 30m11h 57m13h 26m14h 42m15h 20m15h13h 53m12h 27m10h 58m9h 40m9h
Data source: Radda in Chianti daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Radda in Chianti

In September, Radda in Chianti experiences a gentle whisper of wind, with an average speed of only 1.8 m/s (4 mph), marking one of the calmest months of the year. This slight breeze offers a serene atmosphere, ideal for leisurely strolls through the picturesque vineyards and quaint cobblestone streets. Following a summer filled with slightly higher winds—peaking at 2.5 m/s (6 mph) in May—you'll find that September’s tranquil conditions usher in the onset of autumn, creating a perfect backdrop for savoring the rich flavors of local Chianti wine. While winds begin to pick up again in October, September stands out as a peaceful transition, embodying the beauty of Italy's Tuscan countryside.

Average September Wind Speed in Radda in Chianti

The chart displays monthly wind speed patterns in Radda in Chianti, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.22.22.32.51.72.12.01.8 m/s2.42.31.9
Data source: Radda in Chianti September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Radda in Chianti Compares to Other Months

The weather in Radda in Chianti 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 Radda in Chianti and find detailed weather information for every month.

September and January present starkly contrasting weather patterns. In September, temperatures range from a mild 7°C (45°F) at night to a warm 32°C (89°F) during the day, with an average of 20°C (69°F). This month experiences about 91 mm (3.6 in) of rainfall over roughly 9 days and a humidity level of 66%. In comparison, January sees much cooler temperatures, with nighttime lows dropping to -6°C (21°F) and daytime highs peaking at just 15°C (60°F), averaging around 5°C (41°F). Although there is less overall precipitation at 51 mm (2.0 in) over 7 days, the humidity rises significantly to 84%. For those interested in specific conditions during this chillier month, detailed forecasts can be found here: Radda in Chianti weather in January.

September and February present contrasting weather patterns. In September, temperatures range from a mild 7°C (45°F) at night to a warm 32°C (89°F) during the day, with an average of 20°C (69°F). The month sees some rainfall, totaling 91 mm (3.6 in) over about 9 days, with humidity averaging 66%. In stark contrast, February experiences cooler conditions, with temperatures dipping as low as -5°C (24°F) at night and reaching a maximum of 20°C (68°F), averaging just 7°C (46°F). Precipitation in February is slightly lower at 78 mm (3.1 in) over the same number of rainy days, but humidity is higher at 76%. For more specific insights into February weather, visit Radda in Chianti weather in February.

September and March present contrasting weather patterns, reflecting the transition from summer to autumn and winter to spring, respectively. September boasts a more temperate climate, with average highs reaching 20°C (69°F) and maximums peaking at 32°C (89°F). In contrast, March starts off chilly, with minimum temperatures dropping to -12°C (11°F) and averaging only 9°C (49°F). While both months have similar precipitation days—nine days of rain—the total rainfall in September (91 mm) exceeds that of March (66 mm), suggesting a wetter start to autumn. Humidity remains relatively close in both months, with September at 66% and March slightly higher at 68%. For a detailed overview of March weather specifics, you can refer to Radda in Chianti weather in March.

When comparing the weather in September and April, significant differences emerge. September typically enjoys a warm climate with average temperatures around 20°C (69°F) and maximums reaching up to 32°C (89°F), making it a pleasant month for outdoor activities. In contrast, April's temperatures are considerably cooler, with averages of 12°C (55°F) and maximums peaking at 26°C (78°F), highlighting a transition from winter to spring. While both months receive a comparable amount of precipitation—91 mm (3.6 in) in September and 81 mm (3.2 in) in April—April tends to be slightly wetter in terms of rainy days, averaging 10 days compared to September's 9 days. Additionally, April sees a higher humidity level of 70%, compared to 66% in September. For more specifics on April weather, you can check Radda in Chianti weather in April.

September and May exhibit noticeable differences in weather patterns, highlighting the transition between seasons. In September, the temperatures range from a minimum of 7°C (45°F) to a maximum of 32°C (89°F), with an average of 20°C (69°F), making it warmer overall than May. In contrast, May sees lower temperatures, with a minimum of 3°C (38°F) and an average of 17°C (62°F), peaking at 31°C (88°F). Although both months receive the same amount of precipitation (91 mm or 3.6 in), September experiences rain over 9 days compared to May's 14 days, resulting in a slightly drier feel in September. The humidity levels are relatively similar, with September at 66% and May at 69%. For more detailed insights, check out Radda in Chianti weather in May.

When comparing the weather in September and June, September offers a wider temperature range, with minimums dipping to 7°C (45°F) and maximums reaching up to 32°C (89°F), while June typically remains warmer, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 35°C (95°F). June also sees lower precipitation levels, averaging only 43 mm (1.7 in) over about six days, compared to September's 91 mm (3.6 in) across nine days. Additionally, humidity levels are slightly higher in September at 66%, compared to June's 62%, which can make September feel a bit more muggy despite its cooler averages. For a detailed look at June's weather, you can check Radda in Chianti weather in June.

When comparing the weather in September and July, notable differences emerge in both temperature and precipitation. September experiences a broader temperature range, with minimums dropping to 7°C (45°F) and maximums reaching up to 32°C (89°F), while July maintains a warmer climate, averaging between 13°C (56°F) and 36°C (97°F). Humidity levels are generally higher in September at 66%, compared to July's 57%. Additionally, September sees more precipitation, accumulating 91 mm (3.6 in) over 9 days, whereas July is significantly drier with only 41 mm (1.6 in) across 5 days. For a more detailed look at July weather specifics, you can visit Radda in Chianti weather in July.

In August, the weather tends to be warmer, with average temperatures ranging from a minimum of 12°C (53°F) to a maximum of 37°C (98°F), resulting in a comfortable average of 25°C (77°F). This month sees lower precipitation levels, with only 36 mm (1.4 in) over 5 days and a humidity of 55%. In contrast, September experiences a more moderate climate, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 32°C (89°F) and an average of 20°C (69°F). The month is notably wetter, receiving 91 mm (3.6 in) of rain over 9 days, while humidity rises to 66%. For detailed insights on the weather in August, you can check Radda in Chianti weather in August.

In September, the weather features a broader temperature range, with a minimum of 7°C (45°F) and a maximum reaching 32°C (89°F), resulting in an average of 20°C (69°F). The month experiences 91 mm (3.6 in) of precipitation over 9 days, combined with a humidity level of 66%. In contrast, October sees cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 27°C (80°F), averaging around 15°C (59°F). While precipitation is slightly lower at 88 mm (3.5 in) over 8 days, the humidity increases to 79%. For more detailed insights into October's weather specifically, check out Radda in Chianti weather in October.

September typically offers warmer weather, with average temperatures around 20°C (69°F) and highs reaching up to 32°C (89°F). In contrast, November sees a significant drop in temperatures, averaging just 11°C (51°F), with maximums topping out at 19°C (66°F). The humidity also increases in November to 84%, compared to 66% in September, making it feel cooler despite the mild temperatures. Additionally, November experiences more precipitation, with 141 mm (5.5 in) falling over 14 days, compared to September’s 91 mm (3.6 in) over 9 days. For more details, you can check Radda in Chianti weather in November.

September and December exhibit stark differences in weather conditions. In September, temperatures range from a mild 7°C (45°F) at night to a warm average of 20°C (69°F), peaking at a comfortable 32°C (89°F) during the day. The month sees 91 mm (3.6 inches) of precipitation over 9 days, with a humidity level of 66%, making it relatively pleasant. In contrast, December brings a significant drop in temperatures, with lows reaching -4°C (26°F) and an average of just 7°C (44°F), while the maximum temperature rarely exceeds 16°C (61°F). This month experiences more rainfall, totaling 111 mm (4.4 inches) over 14 days, along with higher humidity at 83%. For a detailed look at conditions during December, check out Radda in Chianti weather in December.

Compare Radda in Chianti's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Radda in Chianti

As summer transitions to autumn, September brings a delightful shift in Radda in Chianti’s weather, offering a pleasant blend of warmth and cooler nights. With maximum temperatures basking in the low 30s°C, the days remain comfortably warm, while evenings cool down to refreshingly brisk lows. This month also sees a modest increase in precipitation compared to the dry summer months, lending a touch of vibrancy to the landscape. The average humidity level hovers around a comfortable 66%, making it an ideal time for outdoor explorations, be it vineyard tours or scenic hikes. For a deeper dive into the seasonal weather patterns, check out Radda in Chianti Climate.