September Weather in Nicolosi, Italy

Last updated: March 24, 2025

September in Nicolosi, Italy offers a delightful mix of warm temperatures and refreshing breezes. With daytime highs reaching a sizzling 35°C (95°F) and an average of 24°C (76°F), visitors can enjoy the sun-drenched days. However, as the month progresses, nightly lows can dip to a cool 14°C (58°F), perfect for cozy evenings. The region experiences approximately 49 mm (1.9 in) of rainfall over 8 days, contributing to a lush environment. Coupled with a humidity level of 71%, the weather creates a comfortable atmosphere ideal for exploring Nicolosi’s charming landscapes and rich cultural heritage.

September Temperature in Nicolosi

In Nicolosi, Italy, September marks a transition from summer's heat to more moderate temperatures. With minimums around 14°C (58°F) and average highs reaching a cozy 24°C (76°F), this month offers a welcome respite from the searing summer days, where temperatures often soared above 40°C (104°F). As the month progresses, maximum temperatures peak at 35°C (95°F), showing that the lingering warmth still invites outdoor activities before the autumn chill sets in. This blend of warmth and cooler nights creates an ideal climate for enjoying the picturesque surroundings and vibrant local culture, making it a delightful time to explore the beauty of Nicolosi.

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

The chart illustrates September temperature patterns in Nicolosi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec495154596776828275665952
Data source: Temperature data for Nicolosi 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 Nicolosi

September in Nicolosi, Italy, sees a notable uptick in precipitation, with 49 mm (about 1.9 in) of rainfall over 8 days, marking a transition toward the wetter autumn months. This increase follows a drier summer, where July and August recorded just 18 mm and 15 mm, respectively. As summer gives way to fall, the rains arrive, setting the stage for October, which typically witnesses an even more significant surge in precipitation, averaging 113 mm (or 4.5 in). The trend emphasizes September as a pivotal month, bridging the dry heat of summer with the lush, rain-soaked landscapes of fall.

September Precipitation Trends in Nicolosi

The chart displays monthly precipitation patterns in Nicolosi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec39545839262819154911310736
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Nicolosi

In Nicolosi, Italy, the humidity levels exhibit a subtle ebb and flow throughout the year, reflecting the region's temperate climate. By September, humidity stabilizes around 71%, marking a slight increase from the drier months of July and August, which see lows of 67% and 66% respectively. This seasonal shift signals a return to a more humid atmosphere as autumn approaches, reminiscent of the higher levels experienced during the winter months. Overall, humidity in Nicolosi tends to be at its peak in the coldest months, reaching 75% in January and December, while the summer months bring a refreshing decrease, fostering a pleasant warmth that characterizes this picturesque Italian locale.

September Average Humidity in Nicolosi

This chart illustrates the average monthly humidity levels in Nicolosi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75%71%71%74%73%69%67%66%71%73%74%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Nicolosi

As summer fades into fall, September in Nicolosi, Italy, continues to showcase a very high UV Index of 9, requiring just 15 minutes of sun exposure before risking sunburn. This month's UV levels reflect the lingering intensity of summer, following a peak of 11 in July and maintaining a strong presence throughout August. As temperatures begin to drop, the UV Index starts to decline further into autumn, yet September remains a vibrant reminder of the sun's power, encouraging locals and visitors alike to stay sun-safe. For more details, visit Nicolosi UV Index.

Maximum UV Index Levels in Nicolosi for September

The chart shows the monthly maximum UV Index (UVI) for Nicolosi 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.
JanFebMarAprMayJunJulAugSepOctNovDec3569101011109743
Data source: Nicolosi 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 Nicolosi

September brings a delightful transition in Nicolosi, Italy, with 331 hours of sunshine that gracefully follows the sun-drenched peak of summer. As the days begin to shorten, the light still bathes the landscape in warmth, highlighting the vibrant colors of autumn. This month captures a significant drop from the 418 hours enjoyed in July, yet it remains a luminous chapter in the annual narrative of sunshine. The steady decrease in daylight from the long summer months to the cozy embrace of fall reflects a broader trend of diminishing sunlight, culminating in 259 hours by November. However, September's golden glow offers the perfect opportunity to relish the outdoors, making it an enchanting time for both locals and visitors to explore the beauty of Nicolosi.

Monthly Sunshine Duration in Nicolosi: September Highlighted

The September sunshine duration represents the total number of hours Nicolosi 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.
JanFebMarAprMayJunJulAugSepOctNovDec212h266h324h344h393h400h418h393h331h297h259h263h
Data source: Nicolosi September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nicolosi During September

In Nicolosi, Italy, the likelihood of sunny weather in September stands at 60%, marking a pleasant transition into early autumn. This probability is a notable drop from the high 93% of July and August, which are traditionally the sunniest months of the year. However, September's sun chances are still favorable, outpacing the chillier months ahead, such as October and November, which see a decline to 42% and 45% respectively. This trend suggests that while the summer's intense sunlight begins to wane, September remains a delightful time to enjoy the region's scenic beauty under a relatively generous sun.

Percentage of Sunny Days in September in Nicolosi

The chart illustrates the percentage of sunny days in Nicolosi 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 Nicolosi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%69%57%48%63%64%94%93%60%43%45%56%
Data source: Nicolosi September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nicolosi in September

As September unfolds in Nicolosi, Italy, daylight begins its gentle retreat, offering approximately 12 hours of sunlight each day. This marks a subtle yet noticeable decline from the summer months, where the days stretched luxuriously long at 14 hours in June, July, and August. With its vibrant and warm days, September serves as a bridge between the exuberance of summer and the approaching autumn, providing just enough light to enjoy the breathtaking landscapes while hinting at the shorter days ahead. As the autumn equinox approaches, daylight will gradually dwindle, paving the way for the cozy, shorter days of October.

Average Daylight Hours in Nicolosi for September

The chart illustrates the variation in daylight duration in Nicolosi throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 53m10h 47m11h 58m13h 10m14h 11m14h 42m14h 26m13h 32m12h 23m11h 10m10h 8m9h 35m
Data source: Nicolosi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Nicolosi

As autumn approaches in Nicolosi, Italy, the September winds gracefully transition from the summer's gentle breeze, registering an average speed of 1.6 m/s (4 mph). This marks the lowest wind speed of the year, a contrast to the more vigorous gusts that follow in the months of October and November, where average speeds pick up again to 2.5 m/s (5 mph) and 2.5 m/s (6 mph), respectively. Throughout the summer, the winds remained consistently calm, hovering around 1.8 m/s. Yet, as September winds whisper their farewell, there’s a palpable shift, hinting at the coming seasonal changes. This subtle decline in wind speed reflects a serene phase before the brisk currents of autumn sweep in, inviting residents and visitors alike to embrace the tranquility of the early fall season.

Average September Wind Speed in Nicolosi

The chart displays monthly wind speed patterns in Nicolosi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.72.21.82.21.91.81.81.81.6 m/s2.52.52.6
Data source: Nicolosi September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Nicolosi Compares to Other Months

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

September and January present strikingly contrasting weather conditions. In September, temperatures typically range from a mild 14°C (58°F) at night to a warm 35°C (95°F) during the day, with an average of 24°C (76°F). The month also sees around 49 mm (1.9 in) of precipitation spread over approximately 8 days, accompanied by a humidity level of 71%. Conversely, January experiences much cooler temperatures, with nighttime lows dropping to -2°C (29°F) and daytime highs reaching only 20°C (68°F), averaging 9°C (49°F). Precipitation is slightly less in January at 39 mm (1.5 in) over just 4 days, and humidity rises to 75%. For more detailed information, you can check Nicolosi weather in January.

September and February offer contrasting weather experiences. In September, temperatures are notably higher, ranging from a minimum of 14°C (58°F) to a maximum of 35°C (95°F), with an average temperature of 24°C (76°F). This month sees about 49 mm (1.9 in) of precipitation over 8 days, while humidity remains relatively high at 71%. In contrast, February experiences a cooler climate, with temperatures ranging from a chilly minimum of 1°C (34°F) to a maximum of 22°C (72°F) and an average of 11°C (52°F). The precipitation slightly increases to 54 mm (2.1 in) across just 6 days, maintaining the same humidity level of 71%. For more detailed insights on February weather, visit Nicolosi weather in February.

In comparing the weather between September and March, we notice significant differences in temperature and humidity. September experiences a more robust temperature range, with a minimum of 14°C (58°F) and a maximum of 35°C (95°F), averaging around 24°C (76°F). In contrast, March has much cooler temperatures, starting at a minimum of 1°C (34°F) and peaking at 24°C (76°F), with an average of only 12°C (54°F). Both months have similar humidity levels at 71%, but September tends to be drier with less precipitation, totaling 49 mm (1.9 in) over 8 days, compared to March's 58 mm (2.3 in) over 7 days. For more details on March weather specifically, check out Nicolosi weather in March.

When comparing the weather in September and April, notable differences in temperature and humidity can be observed. September boasts a warmer climate, with average temperatures reaching around 24°C (76°F) and maximums soaring up to 35°C (95°F), while April offers a cooler ambiance with averages of 15°C (59°F) and highs of 26°C (78°F). Additionally, September experiences slightly more precipitation, totaling 49 mm (1.9 in) over about 8 days, compared to April's 39 mm (1.5 in) over 6 days. Interestingly, despite the warmer conditions, September’s humidity is slightly lower at 71%, contrasted with April's 74%. For those looking to learn more about this month’s climate, check out Nicolosi weather in April.

When comparing the weather in September and May, September generally experiences warmer temperatures, with averages ranging from a minimum of 14°C (58°F) to a maximum of 35°C (95°F). In contrast, May's temperatures are cooler, with a minimum of 10°C (50°F) and a maximum of 32°C (90°F). September also sees significantly more precipitation, averaging 49 mm (1.9 in) over approximately 8 days, while May has just 26 mm (1.0 in) over about 4 days. Despite the slightly higher humidity in September at 71%, May remains relatively humid at 73%. For more details about the weather during this month, you can check Nicolosi weather in May.

September and June both share similar average temperatures, hovering around 24°C (76°F). However, June can experience significantly higher maximum temperatures, with peaks reaching up to 41°C (106°F), compared to September's max of 35°C (95°F). Precipitation levels also differ, with September receiving more rain at 49 mm over 8 days, whereas June has less at just 28 mm over 4 days. Humidity levels are comparable, with September slightly higher at 71%, while June holds steady at 69%. For a closer look at June weather specifics, you can visit Nicolosi weather in June.

In comparing the weather of September and July, September tends to be milder, with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (95°F), while July experiences more heat, boasting a higher average temperature range from 18°C (65°F) to a scorching 40°C (104°F). Additionally, September sees more precipitation, with 49 mm (1.9 in) falling over 8 days compared to July's much drier conditions, which only receive 18 mm (0.7 in) over 2 days. Humidity levels are slightly higher in September at 71%, compared to July's 67%. For a detailed look at July weather specifics, check out Nicolosi weather in July.

In comparing the weather of September to that of August, September features milder temperatures with a minimum of 14°C (58°F) and a maximum of 35°C (95°F), while August experiences warmer conditions with a minimum of 19°C (66°F) and a maximum of 42°C (108°F). The average temperature in September is 24°C (76°F), which is notably cooler than August's average of 28°C (82°F). Additionally, September sees more precipitation, totaling 49 mm (1.9 in) over 8 days, compared to August's much lighter 15 mm (0.6 in) on just 3 days. Humidity levels are slightly higher in September at 71%, while August maintains a lower humidity of 66%. For a more detailed analysis of August weather, you can refer to Nicolosi weather in August.

September generally offers warmer temperatures than October, with averages around 24°C (76°F) and highs reaching 35°C (95°F), while October sees cooler averages of 19°C (67°F) and maximums of 29°C (84°F). September experiences less rainfall, with 49 mm (1.9 in) across 8 days, compared to October's 113 mm (4.5 in) spread over 11 days. Additionally, humidity levels slightly increase in October to 73%, compared to 71% in September. For more detailed information about October weather, you can visit Nicolosi weather in October.

September and November present contrasting weather patterns. In September, temperatures range from a minimum of 14°C (58°F) to a maximum of 35°C (95°F), resulting in an average of 24°C (76°F). This month experiences relatively low precipitation, totaling 49 mm (1.9 in) over about 8 days, with humidity sitting at 71%. In contrast, November sees a notable drop in temperatures, with a minimum of 5°C (41°F) and an average of 15°C (60°F), peaking at 23°C (74°F). Precipitation increases significantly to 107 mm (4.2 in) across 11 days, accompanied by slightly higher humidity at 74%. For more detailed insights, check out Nicolosi weather in November.

In September, the weather typically offers warmer temperatures, with a minimum of 14°C (58°F) and an average high of up to 35°C (95°F). The month experiences a fair amount of precipitation at 49 mm (1.9 in) over 8 days, accompanied by a humidity level of 71%. In contrast, December brings a significant drop in temperatures, with minimums plummeting to 1°C (34°F) and average highs around 19°C (67°F). Although December receives slightly less rainfall at 36 mm (1.4 in) over 7 days, it has a slightly higher humidity level of 75%. For more specific insights on the weather in December, check out Nicolosi weather in December.

Compare Nicolosi's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Nicolosi

As summer transitions to autumn, September in Nicolosi offers a delightful change of pace. With temperatures reaching a comfortable average of 24°C (76°F), this month is a sweet spot that stands distinct from the swelter of July and August, making it ideal for outdoor activities. While the occasional rainfall, averaging around 49 mm, can be expected, the humidity remains moderately high at 71%, bringing a refreshing feel to the air. Unlike the arid heat of peak summer, September's weather invites both locals and visitors to enjoy the stunning landscapes without the extreme temperatures. For a deeper understanding of the year-round patterns in Nicolosi, explore Nicolosi Climate.