September Weather in Roccaraso, Italy

Last updated: March 24, 2025

Experience the delightful September weather in Roccaraso, Italy, where temperatures greet visitors with a pleasant range from a maximum of 27°C (80°F) to a refreshing minimum of 3°C (38°F). With an average temperature of 16°C (60°F), this charming alpine destination offers a comfortable climate perfect for outdoor activities. However, prepare for occasional rain, as the month sees about 84 mm (3.3 in) of precipitation over approximately 11 days, contributing to the region's lush landscape. The air carries a moderate humidity of 65%, enhancing the invigorating mountain experience for those seeking both adventure and tranquility.

September Temperature in Roccaraso

In September, Roccaraso begins to transition from the warmth of summer to the coolness of autumn, with temperatures reflecting this shift. The minimum temperature settles at a brisk 3°C (38°F), while the average climbs to a comfortable 16°C (60°F), peaking at a pleasant 27°C (80°F). This gradual cooling trend is evident as the region prepares for the winter months, making September an ideal time for visitors who enjoy the crisp mountain air while still experiencing the tail end of warm days. With much milder temperatures than the depths of winter, this month offers a lovely balance for outdoor activities amidst the stunning fall foliage.

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

The chart illustrates September temperature patterns in Roccaraso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343840475463676960524538
Data source: Temperature data for Roccaraso 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 Roccaraso

In September, Roccaraso experiences a moderate precipitation amount of 84 mm (3.3 inches), making it one of the wetter months as autumn begins to settle in. With 11 days of rainfall, the weather is marked by a transition from the drier summer months, where July and August see significantly lower totals of 58 mm and 59 mm, respectively. As the region begins to prepare for the cooler October, which averages 105 mm, September’s precipitation signals a shift in patterns, fostering lush landscapes and a vibrant atmosphere as nature gears up for the seasonal change. This increasing trend in precipitation lays the groundwork for the impending winter, highlighting Roccaraso's dynamic climate throughout the year.

September Precipitation Trends in Roccaraso

The chart displays monthly precipitation patterns in Roccaraso, 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.
JanFebMarAprMayJunJulAugSepOctNovDec911041039311879585984105194151
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Roccaraso

As summer gives way to autumn, September in Roccaraso, Italy, sees a notable shift in humidity levels. With the humidity dropping to 65%, it marks an increase from the drier months of July and August, which peaked at 57% and 53%, respectively. This subtle rise indicates the onset of the fall season, as the air begins to retain more moisture. Comparatively, September's humidity is still lower than the winter months, where levels soar back up to 84% by January. Overall, the transition towards September reflects a refreshing change, striking a balance between the warm summer days and the crispness of autumn that lies ahead.

September Average Humidity in Roccaraso

This chart illustrates the average monthly humidity levels in Roccaraso, 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%69%70%70%61%57%53%65%75%82%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Roccaraso

As the summer wanes into September, Roccaraso, Italy, experiences a slight dip in UV Index levels, registering at 8—still classified as very high. This trend reflects a gradual decrease from the peak UV Index of 10 observed in the height of summer. Despite the milder conditions, residents and visitors should continue to exercise caution, as the recommended burn time is still just 15 minutes. With winter approaching, a clear pattern emerges: from the height of summer through to the onset of autumn, UV exposure remains significant. Ensuring proper sun protection is essential during this transition, especially as the UV Index decreases further into the upcoming months. For more details, check Roccaraso UV Index.

Maximum UV Index Levels in Roccaraso for September

The chart shows the monthly maximum UV Index (UVI) for Roccaraso 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.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Roccaraso 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 Roccaraso

As summer gracefully transitions into autumn, September in Roccaraso boasts an impressive 335 hours of sunshine, marking a delightful yet gentle decline from the peak of 428 hours in July. This month continues to embrace the lingering warmth of summer, providing ample opportunities for outdoor adventures amidst the stunning mountain scenery. With sunshine hours steadily decreasing from August’s 397 hours, it signals the arrival of cooler days ahead, yet September remains one of the sunniest months of the year. The gradual shift in daylight encourages visitors to revel in the natural beauty, whether trekking through vibrant foliage or savoring local cuisine under the golden sun. This perfect blend of warmth and early autumn charm makes September a splendid time to experience all that Roccaraso has to offer.

Monthly Sunshine Duration in Roccaraso: September Highlighted

The September sunshine duration represents the total number of hours Roccaraso 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.
JanFebMarAprMayJunJulAugSepOctNovDec191h253h316h348h389h411h428h397h335h309h236h236h
Data source: Roccaraso September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Roccaraso During September

September in Roccaraso, Italy, offers a moderate 42% chance of sunny weather, marking a notable shift from the summer months. While the peak sunshine occurs in July and August, with chances reaching 68% and 63% respectively, September still retains a respectable amount of sun, lying above the spring months like April and May. As summer concludes, this transitional period showcases a decrease in sunny days, yet it remains an inviting time for visitors seeking milder temperatures and beautiful landscapes. The overall trend reveals that while September may not boast the highest likelihood of sunshine, it still provides a pleasant backdrop for outdoor activities before the autumn chill sets in.

Percentage of Sunny Days in September in Roccaraso

The chart illustrates the percentage of sunny days in Roccaraso 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 Roccaraso experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec23%48%44%29%37%53%68%63%42%30%20%35%
Data source: Roccaraso September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Roccaraso in September

As summer fades into autumn in Roccaraso, Italy, September brings a gentle transition in daylight, offering approximately 12 hours of sunlight each day. This marks a gradual decline from the peak of 15 hours in June, reflecting the shift from the vibrant warmth of summer to the cooler embrace of fall. Following September, daylight hours continue to diminish, with October offering 11 hours before dropping to 9 hours by November. This pattern emphasizes the seasonal ebb and flow of light, inviting residents and visitors alike to savor the waning warmth of early autumn days before winter's arrival.

Average Daylight Hours in Roccaraso for September

The chart illustrates the variation in daylight duration in Roccaraso throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 30m10h 35m11h 57m13h 21m14h 33m15h 8m14h 49m13h 46m12h 26m11h 2m9h 48m9h 10m
Data source: Roccaraso daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Roccaraso

As summer gives way to autumn, September's breeze in Roccaraso, Italy becomes noticeably calmer, with an average wind speed of 1.3 m/s (3 mph). This subtle shift marks the month as one of the quietest in terms of wind, following the slightly gustier July and August, which both hovered around 1.5 to 1.6 m/s (3 to 4 mph). The trend showcases a gradual decline in wind intensity as the year progresses, with September enjoying a gentle lull that complements the serene beauty of the changing season. As the air cools and the leaves begin to turn, these mild winds provide a perfect backdrop for outdoor activities and leisurely strolls through the picturesque landscape.

Average September Wind Speed in Roccaraso

The chart displays monthly wind speed patterns in Roccaraso, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.71.81.61.81.41.61.51.3 m/s1.61.71.9
Data source: Roccaraso September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Roccaraso Compares to Other Months

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

In comparing the weather of September and January, we observe significant contrasts in temperature and conditions. September boasts a mild temperature range with a minimum of 3°C (38°F), an average of 16°C (60°F), and a maximum of 27°C (80°F), accompanied by moderate humidity levels at 65% and 84 mm (3.3 in) of precipitation over 11 days. In contrast, January experiences much colder temperatures, with a minimum of -16°C (4°F), an average of 1°C (34°F), and a maximum of 16°C (61°F). This winter month also sees increased humidity at 84% and slightly higher precipitation of 91 mm (3.6 in) over the same number of days. For those interested in specific winter conditions, more details can be found in the article on Roccaraso weather in January.

September and February present contrasting weather conditions. In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 27°C (80°F), with an average of 16°C (60°F). This month experiences an average precipitation of 84 mm (3.3 in) over approximately 11 days and a humidity level of 65%. In stark contrast, February features colder temperatures, with a minimum of -11°C (12°F) and a maximum of 16°C (61°F), averaging just 4°C (39°F). The month sees slightly higher precipitation at 104 mm (4.1 in) across about 10 days, and humidity rises to 76%. For more detailed information on February weather, check Roccaraso weather in February.

When comparing the weather in September and March, there is a stark contrast in temperatures and overall conditions. In September, temperatures range from a mild 3°C (38°F) at night to a warm 27°C (80°F) during the day, with an average of 16°C (60°F). This month sees about 84 mm (3.3 in) of precipitation spread over 11 days, with humidity levels at 65%. In contrast, March experiences much colder conditions, with minimum temperatures dropping to -17°C (1°F) and maximum temperatures only reaching 16°C (61°F), averaging around 5°C (40°F). Moreover, March has slightly higher precipitation at 103 mm (4.0 in) across 13 days and a humidity level of 69%. For more details on weather specifics during this month, refer to Roccaraso weather in March.

When comparing the weather in September to that of April, notable differences emerge. September generally enjoys milder temperatures, with averages around 16°C (60°F) and maximums reaching 27°C (80°F), while April has cooler averages of only 8°C (47°F) and maximums up to 21°C (71°F). Rainfall is also a factor; September sees 84 mm (3.3 in) of precipitation over approximately 11 days, while April experiences slightly higher precipitation at 93 mm (3.7 in) spread over 13 days. Furthermore, humidity levels are somewhat elevated in April at 70%, compared to 65% in September. For a closer look at April weather specifics, you can visit Roccaraso weather in April.

When comparing the weather in September and May, notable differences emerge in temperature and precipitation levels. September boasts a wider temperature range, with lows of 3°C (38°F) and highs reaching up to 27°C (80°F), resulting in an average temperature of 16°C (60°F). In contrast, May starts with cooler temperatures, dipping as low as -1°C (30°F) and averaging around 12°C (54°F), with maximums of 24°C (76°F). Additionally, May experiences higher precipitation, totaling 118 mm (4.6 in) over 15 days, compared to September's 84 mm (3.3 in) across 11 days. Humidity levels are slightly higher in May at 70%, versus 65% in September. For more detailed insights on May weather, you can check this link: Roccaraso weather in May.

When comparing the weather between September and June, both months exhibit mild temperatures, but with slight variations. September experiences minimum temperatures around 3°C (38°F) and averages 16°C (60°F), while June features a marginally warmer minimum of 4°C (40°F) and averages 17°C (63°F). Maximum temperatures in June reach up to 29°C (84°F), surpassing September’s high of 27°C (80°F). Precipitation levels are similar, with September receiving 84 mm (3.3 in) over 11 days and June slightly lighter at 79 mm (3.1 in) over 12 days. Additionally, September has a higher humidity level at 65%, compared to June's 61%. For a more detailed look into June weather, you can check out Roccaraso weather in June.

In comparing the weather of September and July, we see notable differences in temperature and precipitation patterns. September experiences a broader temperature range, with minimums around 3°C (38°F) and maximums reaching up to 27°C (80°F), providing an average of 16°C (60°F). In contrast, July is warmer, with minimums at 9°C (48°F) and maximums soaring to 31°C (87°F), yielding an average of 20°C (68°F). Additionally, September has higher precipitation levels, totaling 84 mm (3.3 in) over 11 days, compared to July's 58 mm (2.3 in) over 9 days. Humidity also varies, with September at 65% compared to July's 57%. For further insights, you can check Roccaraso weather in July.

In comparing the weather between August and September, it is clear that September experiences cooler temperatures overall. While August boasts a warm average of 20°C (69°F) and maximum highs of 32°C (90°F), September's average drops to 16°C (60°F) with maximums reaching 27°C (80°F). Additionally, September has a significantly lower minimum temperature of 3°C (38°F) compared to August's 9°C (48°F). Precipitation also increases in September, with 84 mm (3.3 in) over 11 days, compared to 59 mm (2.3 in) over 10 days in August. The humidity levels are higher in September at 65%, compared to August's 53%, contributing to a markedly different feel between the two months. For more detailed weather information, you can check out Roccaraso weather in August.

September and October exhibit a notable shift in weather characteristics. In September, temperatures range from a cooler minimum of 3°C (38°F) to a warm average of 16°C (60°F) and a maximum reaching 27°C (80°F). In contrast, October sees temperatures dip further, with a minimum of 1°C (33°F), an average of 11°C (52°F), and a maximum of 22°C (71°F), reflecting the autumn transition. Precipitation also increases in October, with total rainfall at 105 mm (4.1 in) compared to September's 84 mm (3.3 in), and both months record precipitation on 11 days. Moreover, October tends to be more humid, with humidity levels reaching 75% compared to September’s 65%. For more detailed information on October's weather, visit Roccaraso weather in October.

September and November present contrasting weather characteristics. In September, the temperatures range from a comfortable minimum of 3°C (38°F) to a pleasant maximum of 27°C (80°F), with an average of 16°C (60°F). The month experiences moderate precipitation of 84 mm (3.3 in) over approximately 11 days, accompanied by a humidity level of 65%. In stark contrast, November sees much cooler temperatures, with a minimum of -5°C (23°F), an average of 7°C (46°F), and a maximum of 17°C (63°F). Additionally, November is significantly wetter, receiving 194 mm (7.7 in) of precipitation over 15 days, and humidity levels rise to 81%. For a more detailed look at November conditions, check out Roccaraso weather in November.

In September, Roccaraso experiences relatively mild temperatures, ranging from a minimum of 3°C (38°F) to a maximum of 27°C (80°F), with an average of 16°C (60°F). The weather is characterized by moderate humidity at 65% and some precipitation, totaling 84 mm (3.3 in) over 11 days. In contrast, December brings a significant drop in temperatures, with a minimum of -8°C (18°F) and a maximum of only 12°C (54°F), leading to an average temperature of just 3°C (38°F). The month experiences increased precipitation, totaling 151 mm (6.0 in) over 12 days, along with higher humidity levels at 84%. For more details on the December weather patterns, you can check Roccaraso weather in December.

Compare Roccaraso's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Roccaraso

As September ushers in the transition from summer to autumn in Roccaraso, visitors can expect a delightful mix of mild temperatures and emerging fall colors. With average daytime highs around 16°C and cooler nights dipping to about 3°C, the weather is notably more refreshing compared to the heat of summer months. While rain makes its presence felt with about 11 days of precipitation, the 65% humidity adds a soft crispness to the air, setting the stage for picturesque autumn hikes or cozy evenings. If you're planning a visit, don't miss out on the unique charm that September brings to this beautiful region. For a more comprehensive look at what to expect throughout the year, check out Roccaraso Climate.