September Weather in Lerici, Italy

Last updated: March 24, 2025

In September, Lerici, Italy offers a delightful climate with daytime maximum temperatures reaching around 27°C (80°F), while the average settles at a comfortable 21°C (71°F). As the month unfolds, evenings cool down to a pleasant minimum of 14°C (58°F), providing a refreshing respite. With 116 mm (4.6 in) of rainfall over approximately 9 days, occasional showers nurture the vibrant landscape, contributing to the region's lush beauty. The humidity hovers around 70%, creating a mild and enjoyable atmosphere ideal for exploring the charming coastal town and its breathtaking surroundings.

September Temperature in Lerici

As summer gradually fades into autumn, September in Lerici, Italy offers a delightful transition marked by warm temperatures and a vibrant atmosphere. With minimums around 14°C (58°F) and averages reaching 21°C (71°F), this month enjoys a pleasant climate that still feels summery. The maximum temperatures can soar to 27°C (80°F), allowing plenty of opportunities to bask in the sun along the stunning coastline. Compared to the scorching summer months, September strikes a harmonious balance, making it an ideal time for outdoor activities, beach strolls, and exploring this picturesque Italian gem. As nature’s colors begin to shift, visitors can savor the last traces of summer before the cooler October breezes set in.

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

The chart illustrates September temperature patterns in Lerici, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec495051566270757670645752
Data source: Temperature data for Lerici 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 Lerici

In September, Lerici experiences a notable shift in its weather patterns, with precipitation measuring 116 mm (4.6 in) over 9 days. This figure marks a significant uptick from the drier summer months, indicating an end to the hot season as the region transitions into autumn. While June through August sees minimal rainfall—peaking at 53 mm (2.1 in) in June—September sets the stage for the wetter months ahead. Notably, the increase in rainfall foreshadows October and November, which both bring much higher totals, suggesting that Lerici prepares for more sustained rain as the year draws to a close. The gradual rise in precipitation serves as a reminder of nature's cyclical rhythm, transforming Lerici into a lush, vibrant landscape by the season's end.

September Precipitation Trends in Lerici

The chart displays monthly precipitation patterns in Lerici, 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.
JanFebMarAprMayJunJulAugSepOctNovDec95152133121126533441116200218249
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lerici

September in Lerici, Italy, marks a transition into the cooler months, with humidity levels averaging around 70%. This slight drop continues the trend observed from the summer months, where humidity peaked at 68% in August and reached its highest in January at a notable 80%. As the warmth of summer fades, humidity begins to rise again towards the autumn, with October indicating an increase to 77%. Overall, September offers a comfortable balance, standing out as a bridge between the drier days of summer and the more humid and colder months ahead, making it an ideal time to enjoy the coastal beauty of Lerici.

September Average Humidity in Lerici

This chart illustrates the average monthly humidity levels in Lerici, 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.
JanFebMarAprMayJunJulAugSepOctNovDec80%72%69%74%75%72%69%68%70%77%80%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lerici

As September rolls into Lerici, Italy, the UV Index peaks at 7, categorizing the sun exposure as high, with a burn time of 25 minutes. This marks a transition from the intense summer sun, which saw UV levels reaching as high as 10 in June and 9 in July. While the UV intensity diminishes slightly from the heights of mid-summer, it remains crucial for sunbathers to take precautions. The UV Index will continue to decline in the coming months, dipping to 5 in October and a mellow 3 in November. This gradual decrease underscores the shift from the sizzling summer rays, making September a perfect time for enjoying the Italian coast while still being mindful of sun safety. For more detailed insights, visit Lerici UV Index.

Maximum UV Index Levels in Lerici for September

The chart shows the monthly maximum UV Index (UVI) for Lerici 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.
JanFebMarAprMayJunJulAugSepOctNovDec2467810987532
Data source: Lerici 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 Lerici

As summer gradually yields to autumn, September in Lerici, Italy, shines with a delightful 341 hours of sunshine. This month marks a charming transition, showcasing a significant dip from the sun-drenched July and August, which boast over 400 hours each. However, September still benefits from the lingering warmth of summer, making it a perfect time to enjoy fewer crowds and a mellow atmosphere. The sunlight begins to soften, but the vibrant Mediterranean backdrop remains as captivating as ever, allowing for leisurely strolls along the picturesque coastline. As one of the last flashes of summer, September offers a wonderful blend of sunshine and serenity, inviting visitors to bask in its radiant glow before the cooler October days set in.

Monthly Sunshine Duration in Lerici: September Highlighted

The September sunshine duration represents the total number of hours Lerici 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.
JanFebMarAprMayJunJulAugSepOctNovDec192h244h318h352h394h419h433h403h341h307h237h215h
Data source: Lerici September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lerici During September

In September, Lerici, Italy, enjoys a 58% chance of sunny weather, which marks a slight decline from the summer months of August and July, where the probabilities peak at 65% and 59%, respectively. This transition reflects the gradual shift into autumn, yet September remains a favorable time to bask in the sun before the cooler months set in. Overall, the likelihood of sunshine in September is still appreciable compared to the year's earlier months like January and April, enhancing the charm of this coastal gem as visitors can relish in pleasant days by the sea. As the days shorten and temperatures cool, the sun’s presence continues to provide a warm farewell to summer, making it an ideal time for outdoor activities and exploration.

Percentage of Sunny Days in September in Lerici

The chart illustrates the percentage of sunny days in Lerici 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 Lerici experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%45%65%47%43%59%59%65%58%51%37%46%
Data source: Lerici September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lerici in September

As summer bids farewell, September in Lerici, Italy, offers a gentle transition from the sun-soaked days of July and August, with the daylight starting to recede to 12 hours. This month still benefits from lingering warmth and brightness, holding onto the vibrant essence of summer while foreshadowing the cozy embrace of autumn. Following the peak of 15 hours in June and July, the decrease in daylight is subtle but marks the beginning of a rhythm that will eventually lead to the shorter days of fall and winter. The gradual shift from summer's abundance to autumn's tranquility creates a lovely backdrop for enjoying the stunning coastal views and picturesque landscapes that Lerici is renowned for.

Average Daylight Hours in Lerici for September

The chart illustrates the variation in daylight duration in Lerici throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 17m10h 27m11h 56m13h 28m14h 46m15h 25m15h 4m13h 55m12h 27m10h 56m9h 36m8h 55m
Data source: Lerici daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Lerici

As summer transitions into autumn, September in Lerici, Italy, brings a gentle breeze with an average wind speed of 2.8 m/s (6 mph). This slight uptick from the previous months mirrors a subtle shift in the seasonal rhythm, as the winds begin to stir after the more placid summer air. While July and August saw even calmer conditions, September's breeze hints at the approach of fall, leading into a more invigorating October where winds pick up to 3.6 m/s (8 mph). This shift not only rejuvenates the coastal atmosphere but also invites locals and visitors alike to embrace the rejuvenating essence of the sea, making it the perfect time for leisurely strolls along the picturesque shores of Lerici.

Average September Wind Speed in Lerici

The chart displays monthly wind speed patterns in Lerici, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.43.73.33.03.52.42.82.72.8 m/s3.64.83.2
Data source: Lerici September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Lerici Compares to Other Months

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

September and January present contrasting weather conditions. In September, temperatures range from a mild minimum of 14°C (58°F) to a warm average of 21°C (71°F), reaching a pleasant maximum of 27°C (80°F), with humidity around 70%. This month typically sees about 116 mm (4.6 in) of rainfall over 9 days, making it a wetter time of year. In contrast, January experiences much cooler temperatures, with a minimum of 3°C (37°F), an average of 9°C (49°F), and a maximum of 15°C (60°F). The precipitation decreases slightly to 95 mm (3.8 in) over 11 days, but the humidity rises to 80%, contributing to a chilly atmosphere. For more detailed information, you can visit Lerici weather in January.

In September, the weather is generally warmer, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 27°C (80°F), and an average of 21°C (71°F). The month experiences relatively high humidity at 70% and around 116 mm (4.6 in) of precipitation over 9 days. In contrast, February brings much cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 15°C (59°F), averaging only 10°C (50°F). This month sees even more rainfall, totaling 152 mm (6.0 in) over 12 days, along with slightly higher humidity at 72%. For more detailed weather insights, check Lerici weather in February.

September and March present contrasting weather patterns, showcasing the transition between summer and spring. In September, temperatures range from a mild 14°C (58°F) to a warm 27°C (80°F), with an average of 21°C (71°F). The month experiences 116 mm (4.6 in) of precipitation over about 9 days and a humidity level of 70%. In contrast, March is much cooler, with temperatures varying from a chilly 0°C (33°F) to a moderate 18°C (65°F), averaging at 11°C (52°F). This month sees slightly higher precipitation at 133 mm (5.2 in) over 11 days, with humidity remaining similar at 69%. For a more detailed look at March weather, you can visit Lerici weather in March.

September generally offers warmer temperatures compared to April, with an average high of 27°C (80°F) compared to April's maximum of 21°C (69°F). The minimum temperature in September is also more inviting at 14°C (58°F), while April starts cooler at 6°C (43°F). While both months experience similar levels of precipitation—116 mm (4.6 in) in September and 121 mm (4.8 in) in April—the humidity is slightly higher in April at 74% versus 70% in September. For a deeper look into the weather specifics for April, you can check Lerici weather in April.

When comparing the weather in September and May, notable differences emerge. September enjoys warmer temperatures, with averages around 21°C (71°F) and highs reaching up to 27°C (80°F), while May has cooler averages at 17°C (62°F) and a maximum of 26°C (79°F). Precipitation is slightly higher in May, totaling 126 mm (5.0 in) over 13 days, compared to September's 116 mm (4.6 in) over 9 days. Humidity levels are also a bit higher in May at 75%, compared to 70% in September. For those interested in the specifics of May weather, you can find more details here: Lerici weather in May.

In comparing the weather between September and June, both months exhibit mild average temperatures, with September averaging around 21°C (71°F) and June similarly at 21°C (70°F). However, June tends to be slightly warmer, with a maximum temperature reaching up to 29°C (85°F), compared to September's maximum of 27°C (80°F). Additionally, September experiences greater precipitation, with 116 mm (4.6 in) over about 9 days, whereas June has only 53 mm (2.1 in) spread across 7 days. Humidity levels are relatively close, with September at 70% and June at 72%. For a detailed overview of the weather in June, you can visit Lerici weather in June.

In comparing the weather of September and July, September tends to be cooler with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 27°C (80°F), while July is warmer, featuring temperatures from 18°C (65°F) to 29°C (84°F). September experiences more rainfall, with a total precipitation of 116 mm (4.6 in) over 9 days, compared to the drier July, which sees only 34 mm (1.4 in) of precipitation across 6 days. Additionally, both months have similar humidity levels, with September at 70% and July slightly lower at 69%. For more specific details on July weather, you can check Lerici weather in July.

In comparing the weather between August and September, August typically features warmer temperatures, with averages around 25°C (76°F) and maximums reaching 29°C (84°F). In contrast, September sees a slight drop, with average temperatures around 21°C (71°F) and maximums peaking at 27°C (80°F). Notably, September experiences significantly more rainfall, with 116 mm (4.6 in) over 9 days, compared to August's modest 41 mm (1.6 in) over just 4 days. Humidity remains relatively similar, at 70% in September and 68% in August. For a closer look at August conditions, you can check Lerici weather in August.

September and October present a noticeable shift in weather patterns. In September, temperatures range from a minimum of 14°C (58°F) to a maximum of 27°C (80°F), with an average temperature of 21°C (71°F). The month experiences around 116 mm (4.6 in) of precipitation over 9 days and maintains a humidity level of 70%. In contrast, October sees a slight drop in temperatures, with a minimum of 12°C (54°F) and a maximum of 23°C (75°F), averaging 18°C (64°F). Precipitation increases significantly to 200 mm (7.9 in) over 12 days, accompanied by higher humidity at 77%. For those interested in specific details about October weather, you can visit Lerici weather in October.

In comparing the weather between September and November, it’s clear that November brings a noticeable drop in temperatures. While September enjoys a mild average temperature of 21°C (71°F) peaking at 27°C (80°F), November's average temperature is significantly lower at 14°C (57°F), with a maximum of 20°C (68°F) and a chilly minimum of 6°C (44°F). Additionally, November sees more precipitation, with 218 mm (8.6 in) spread over 16 days, compared to September's 116 mm (4.6 in) over just 9 days. The humidity also rises slightly in November to 80%, compared to September's 70%. For a closer look at November weather in Lerici, you can visit Lerici weather in November.

September and December present notably different weather patterns. In September, temperatures are generally warmer, with average highs reaching around 27°C (80°F) and a comfortable average of 21°C (71°F). The month experiences moderate rainfall, totaling 116 mm (4.6 in) over about 9 days, and humidity levels sit at 70%. In contrast, December sees a significant drop in temperatures, with averages only reaching 11°C (52°F) and maximums around 16°C (61°F). The precipitation also increases considerably to 249 mm (9.8 in) spread over 16 days, alongside a rise in humidity to 76%. For those interested in a deeper look at December weather dynamics, you can visit Lerici weather in December.

Compare Lerici's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Lerici

As summer gives way to fall, September in Lerici offers a delightful transition with milder temperatures and a noticeable increase in humidity. While the maximum reaches a comfortable 27°C (80°F), the average cools to 21°C (71°F), making it perfect for outdoor activities without the sweltering heat of August. The month also brings an uptick in rainfall, with about 9 days experiencing light showers, totaling around 116 mm (4.6 in). This blend of warm days and refreshing breezes provides a unique charm, setting September apart from the hotter summer months. Discover more about the changes throughout the year at Lerici Climate.