September Weather in Barolo, Italy

Last updated: March 24, 2025

In September, Barolo, Italy experiences a delightful blend of warm days and cooler nights, with maximum temperatures reaching up to 29°C (84°F) and an average of 18°C (65°F). As harvest season unfolds in this renowned wine region, the weather brings a refreshing coolness, with minimum temperatures dipping to 5°C (41°F). Although visitors can expect ten days of rainfall totaling 88 mm (3.5 in), the scenery remains lush and vibrant, enhanced by a 74% humidity level that embodies the essence of late summer. Whether strolling through the picturesque vineyards or savoring the exquisite local wines, September in Barolo offers a captivating experience amidst its changing weather.

September Temperature in Barolo

As September arrives in Barolo, Italy, the transition from summer to autumn becomes noticeable, marked by a gentle dip in temperatures. With minimums around 5°C (41°F) and averages of 18°C (65°F), visitors can expect a refreshing coolness compared to the peak summer heat. The warm maximums reaching up to 29°C (84°F) still invite outdoor wine tastings and vineyard tours, allowing you to savor the town’s renowned Barolos amid stunning early autumn scenery. This month strikes a pleasant balance between the lingering warmth of summer and the crispness of fall, making September a delightful time to explore this charming region.

September Weather in Barolo: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Barolo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec374246536069737365564637
Data source: Temperature data for Barolo 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 Barolo

September in Barolo, Italy, welcomes a noticeable uptick in precipitation, with 88 mm (3.5 in) of rain recorded over 10 days. This marks a shift from the drier summer months, such as August, which only saw 49 mm (1.9 in) across 9 days. As the harvest season approaches, the increased rain provides a refreshing boost to the vineyards, vital for grape development. Following September, the precipitation patterns continue to intensify, culminating in November with a significant 180 mm (7.1 in), hinting at a transition into a wetter fall. This trend not only helps sustain the lush terroir of Barolo but also prepares it for the colder winter months ahead.

September Precipitation Trends in Barolo

The chart displays monthly precipitation patterns in Barolo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5958701031256886498811518080
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Barolo

In September, Barolo, Italy experiences a noticeable rise in humidity, averaging 74%. This increase marks a shift from the drier summer months, where humidity dipped to a low of 64% in August. The return to higher humidity levels as autumn approaches is typical, transitioning toward the wetter conditions of fall reflected in October's 87%. This trend highlights Barolo's unique climate, where the crispness of the early autumn air harmonizes with the lingering warmth of summer, enhancing the vineyard's vibrant beauty and the complexity of its renowned wines. As the season shifts, the wine region embraces a balance that prepares it for the harvest ahead.

September Average Humidity in Barolo

This chart illustrates the average monthly humidity levels in Barolo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%81%76%77%74%71%67%64%74%87%88%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Barolo

As summer wanes and September arrives in Barolo, Italy, the UV Index reflects a shift towards milder sun exposure, measuring a 7 on the scale, categorized as high. This represents a slight decline from the scorching heights of July and August, where the UV Index peaked at 9, necessitating vigilant sun protection with a burn time of just 15 minutes. With the days gradually shortening and temperatures cooling, September allows for a more manageable burn time of 25 minutes, making it a perfect time to enjoy outdoor activities while still being mindful of UV rays. As the month transitions into autumn, residents and visitors alike should remain aware of their sun exposure. For more detailed insights, check out the Barolo UV Index.

Maximum UV Index Levels in Barolo for September

The chart shows the monthly maximum UV Index (UVI) for Barolo 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.
JanFebMarAprMayJunJulAugSepOctNovDec246789987532
Data source: Barolo 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 Barolo

In September, Barolo, Italy, basks in a delightful 340 hours of sunshine, marking a gentle transition from the summer’s peak. This month, while slightly cooler than the sun-drenched July and June, still offers ample light to illuminate the picturesque vineyards and historic landscapes. The warm glow of early autumn creates a magical atmosphere, drawing visitors eager to savor the region's renowned wines and stunning vistas. Unlike the more subdued light of October, which sees a drop to 299 hours, September’s sunshine allows for lingering outdoor activities and scenic explorations, making it an ideal time to visit and experience the unique charm of this enchanting locale.

Monthly Sunshine Duration in Barolo: September Highlighted

The September sunshine duration represents the total number of hours Barolo 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.
JanFebMarAprMayJunJulAugSepOctNovDec193h244h320h343h393h410h430h399h340h299h225h234h
Data source: Barolo September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Barolo During September

September in Barolo, Italy, boasts a 46% chance of sunny weather, aligning closely with the averages seen in the late spring and early summer months. While the sunshine potential dips slightly from August's peak of 59%, it remains competitive compared to other times of the year, notably outshining the winter months like November with just 36% chance. This moderate sunshine in September continues the trend of fluctuating weather patterns, making it a favorable time for visitors to explore the picturesque vineyards and indulge in the region's renowned wines.

Percentage of Sunny Days in September in Barolo

The chart illustrates the percentage of sunny days in Barolo 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 Barolo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%41%62%46%44%47%47%59%46%50%36%54%
Data source: Barolo September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Barolo in September

As autumn approaches in Barolo, Italy, September marks a gentle transition in daylight duration. With an average of 12 hours of daylight, this month features a slight dip from the vibrant summer months, where June and July enjoyed their peak at 15 hours. The gradual decrease in daylight from summer’s farewell is accompanied by the picturesque scenery of vineyards beginning to change hues, heralding the harvest season. Following September, daylight will continue to wane into the cooler months, but the lingering warmth of late summer still fills the air, inviting outdoor explorations and wine tastings amidst the stunning backdrop of the region.

Average Daylight Hours in Barolo for September

The chart illustrates the variation in daylight duration in Barolo throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 14m10h 26m11h 56m13h 29m14h 48m15h 28m15h 7m13h 57m12h 28m10h 56m9h 34m8h 52m
Data source: Barolo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Barolo

As September settles over Barolo, Italy, the gentle caress of the wind begins to soften, with average speeds dipping to 1.5 m/s (3 mph). This decrease reflects a seasonal transition, as the once brisk breezes of summer give way to the comforting calm of early autumn. Previously, from May through August, steady winds maintained a consistent pace of 1.7 to 1.9 m/s (4 mph), creating an ideal backdrop for vineyard activities and outdoor gatherings. With the onset of September, the tranquil atmosphere invites locals and visitors alike to savor the rich flavors of Barolo's renowned wines amidst a landscape painted in warm hues of fall. As autumn deepens, the region anticipates the return of slightly stronger winds, yet for now, the scenery and its accompanying sereneness create a perfect harmony for reflection and relaxation.

Average September Wind Speed in Barolo

The chart displays monthly wind speed patterns in Barolo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.61.91.91.91.71.71.71.5 m/s1.61.81.5
Data source: Barolo September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Barolo Compares to Other Months

The weather in Barolo 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 Barolo and find detailed weather information for every month.

In September, the weather tends to be considerably warmer, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 29°C (84°F) and an average of 18°C (65°F). The month also experiences relatively high humidity at 74% and significant precipitation, with about 88 mm (3.5 in) falling over 10 days. In contrast, January brings much colder conditions, as temperatures drop considerably to a minimum of -12°C (11°F) and a maximum of 16°C (60°F), resulting in an average of just 3°C (37°F). Although January has lower precipitation levels at 59 mm (2.3 in) over 5 days, the humidity is higher at 88%. For more specific insights into Barolo's winter climate, you can check Barolo weather in January.

September and February demonstrate striking contrasts in weather. September typically sees milder temperatures, ranging from a minimum of 5°C (41°F) to a maximum of 29°C (84°F), with an average of 18°C (65°F). This month experiences more precipitation, with about 88 mm (3.5 in) falling over roughly 10 days and a humidity level of 74%. In contrast, February presents a chillier climate, with temperatures dipping as low as -11°C (12°F) and reaching up to 22°C (71°F), averaging around 6°C (42°F). It has less precipitation at 58 mm (2.3 in) over 7 days and higher humidity at 81%. For more information on February weather in Barolo, you can check out Barolo weather in February.

September and March present quite different weather patterns. In September, temperatures typically range from a minimum of 5°C (41°F) to a maximum of 29°C (84°F), with an average of 18°C (65°F), and the month sees about 88 mm (3.5 in) of precipitation over approximately 10 days. In contrast, March experiences cooler conditions, with temperatures ranging from a minimum of -10°C (14°F) to a maximum of 22°C (72°F) and an average of 8°C (47°F). March also has slightly less precipitation, around 70 mm (2.8 in) over 8 days, but a marginally higher humidity level of 76%. For more detailed information on weather during March, you can check Barolo weather in March.

September and April present distinct weather patterns. September boasts milder conditions with average temperatures around 18°C (65°F) and highs reaching up to 29°C (84°F), whereas April features cooler temperatures, averaging 12°C (53°F) with a maximum of 25°C (77°F). Both months see considerable precipitation, with September receiving 88 mm (3.5 in) over 10 days and April slightly higher at 103 mm (4.0 in) across 11 days. Humidity levels are also comparable, standing at 74% in September and 77% in April. For a deeper look into the weather specifics of April, you can visit Barolo weather in April.

In comparing the weather between September and May, both months experience similar maximum temperatures, hovering around 29°C (84°F) in September and 29°C (85°F) in May. However, September has a slightly higher average temperature of 18°C (65°F) compared to May's 16°C (60°F). On the precipitation front, May sees more rainfall, totaling 125 mm (4.9 in) over about 14 days, while September has 88 mm (3.5 in) spread across 10 days. Interestingly, humidity remains consistent at 74% for both months, creating a similar feel despite the differences in temperature and precipitation. For more details on May weather, check out Barolo weather in May.

In September, the weather tends to be more mild with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 29°C (84°F) and an average of 18°C (65°F). The month experiences significant rainfall, with 88 mm (3.5 in) spread over about 10 days, leading to a humidity level of 74%. In contrast, June is warmer, with temperatures ranging from a minimum of 11°C (51°F) to a scorching maximum of 36°C (98°F) and an average of 21°C (69°F). This month sees less precipitation at 68 mm (2.7 in), occurring over 12 days and a slightly lower humidity level of 71%. For more detailed insights on weather conditions during this month, you can check Barolo weather in June.

In July, the weather is typically warmer with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 33°C (91°F), resulting in a more summery average of 23°C (73°F). The humidity is lower at 67%, which can make the heat feel more comfortable. In contrast, September experiences a wider temperature range, with a minimum of 5°C (41°F) and a maximum of 29°C (84°F), averaging 18°C (65°F). Although September brings slightly more rainfall at 88 mm (3.5 in) over 10 days, its higher humidity level at 74% contributes to a cooler, yet still humid atmosphere. For more detailed insights about the July weather, you can check Barolo weather in July.

In comparing the weather between September and August, September experiences a notable drop in temperature, with minimums reaching as low as 5°C (41°F), while August maintains a warmer minimum of 12°C (54°F). The average temperature in September is 18°C (65°F), significantly cooler than August's average of 23°C (73°F). Additionally, September sees a maximum temperature of 29°C (84°F), whereas August can soar up to 34°C (94°F). Precipitation levels are higher in September, with 88 mm (3.5 in) recorded over about 10 days, compared to August's 49 mm (1.9 in) over 9 days. The humidity rises in September to 74%, in contrast to August’s more comfortable 64%. For those interested in the specifics of August weather, you can find more details here: Barolo weather in August.

September typically offers warmer temperatures compared to October, with daytime highs reaching up to 29°C (84°F) and average temperatures around 18°C (65°F). In contrast, October sees cooler conditions, with maximum temperatures around 25°C (78°F) and an average of 13°C (56°F). Additionally, while September experiences 88 mm (3.5 in) of precipitation over 10 days, October has slightly more rain at 115 mm (4.5 in) across 9 days, contributing to a higher humidity level of 87%. For more detailed weather insights, you can explore Barolo weather in October.

September marks the transition from summer to fall, with temperatures ranging from a minimum of 5°C (41°F) to a warm maximum of 29°C (84°F). The month sees an average temperature of 18°C (65°F) and experiences about 88 mm (3.5 in) of precipitation over roughly 10 days, with humidity sitting at 74%. In contrast, November brings a noticeable drop in temperatures, with a minimum of -2°C (28°F) and an average of 8°C (46°F), peaking at 18°C (64°F). This month is much wetter, with precipitation increasing to 180 mm (7.1 in) over 14 days, and humidity rising to 88%. For more detailed insights, you can check Barolo weather in November.

In September, the weather is generally mild, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 29°C (84°F), and an average of 18°C (65°F). The month sees about 88 mm (3.5 in) of precipitation over approximately 10 days, accompanied by a humidity level of 74%. In contrast, December brings much colder temperatures, with a minimum of -12°C (11°F) and a maximum of 16°C (62°F), averaging around 3°C (38°F). Although precipitation is slightly lower at 80 mm (3.2 in) over 8 days, the humidity rises to 85%, making December feel much chillier. For a detailed look at December's climate, you can refer to the following link: Barolo weather in December.

Compare Barolo's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Barolo

As September unfolds in Barolo, the weather showcases a remarkable transition from the sweltering summer heat to the cooler embrace of autumn. With maximum temperatures peaking at a warm 29°C (84°F) and an average of 18°C (65°F), this month offers a perfect blend of warmth and crispness. Unlike the sultry summer months, September experiences increased humidity at 74% and sees 10 days of precipitation, which cultivates the region’s lush vineyards and prepares them for the harvest season. The contrast in weather not only enhances the picturesque landscapes but also sets the stage for an engaging experience in Barolo. For a deeper dive into the climate intricacies, explore Barolo Climate.