September Weather in Selva, Italy

Last updated: March 24, 2025

September in Selva, Italy brings a mild and variable climate, with temperatures ranging from a maximum of 23°C (73°F) to a minimum of -2°C (29°F), averaging around 11°C (52°F). This month experiences 106 mm (4.2 in) of rainfall over approximately 13 days, contributing to a humid atmosphere with an average humidity level of 83%. Visitors can expect a blend of crisp air and gentle precipitation, making it a picturesque time to explore this charming alpine region.

September Temperature in Selva

In September, Selva, Italy, experiences a refreshing transition as summer wanes and autumn begins to make its presence felt. Temperatures range from a brisk -2°C (29°F) at night to a pleasant daytime average of 11°C (52°F), peaking at a comfortable 23°C (73°F). This month marks a significant shift from the balmy warmth of August, showcasing a gradual decline in temperature that hints at the cooler months ahead. The crisp air and moderate conditions make it an ideal time for outdoor activities, allowing visitors to enjoy the vibrant autumnal landscapes that Selva has to offer. As one of the last months of warmth, September presents a perfect blend of cool mornings and mild afternoons, inviting nature enthusiasts and travelers alike to witness the beautiful transition of the seasons.

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

The chart illustrates September temperature patterns in Selva, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec232933404757595952443525
Data source: Temperature data for Selva 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 Selva

In September, Selva, Italy experiences a notable shift in its precipitation patterns, receiving 106 mm (4.2 in) of rain over 13 days. This marks a gentle decline from the summer's peak in August, which averaged 173 mm (6.8 in), showcasing the transition into the drier autumn months. Interestingly, while September sees a decrease in overall rainfall, it still persists as one of the wetter months, aligning closely with April and October. The pattern of rainfall suggests that as temperatures cool, precipitation remains consistent but less intense, indicating a balanced transition from the bustling summer to the serene fall atmosphere in this enchanting region.

September Precipitation Trends in Selva

The chart displays monthly precipitation patterns in Selva, 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.
JanFebMarAprMayJunJulAugSepOctNovDec384660103153145147173106110142102
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Selva

In Selva, Italy, September finds itself basking in a moderate humidity level of 83%, contributing to the region's crisp, transitional feel as summer gives way to autumn. This month reflects a slight uptick from the drier conditions of late summer, with August recording 80% humidity. Highlights of the year reveal a consistent trend: the colder months, particularly January and October, show significantly higher humidity rates, peaking at a remarkable 93% and 90%, respectively. Meanwhile, the spring and early summer months experience a gradual decrease, reaching the lowest point of 78% in May. Overall, September serves as a bridge between the sultry summer and the cooler, damper months to come, maintaining a comfortable atmosphere for both locals and visitors alike.

September Average Humidity in Selva

This chart illustrates the average monthly humidity levels in Selva, 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.
JanFebMarAprMayJunJulAugSepOctNovDec93%89%86%83%78%79%82%80%83%90%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Selva

As summer fades and September arrives in Selva, Italy, the UV Index begins to decrease, settling at a high level of 7. This marks a shift from the peak summer months, where the UV Index reached an intense 10, indicating very high exposure potential. In September, outdoor enthusiasts can enjoy their favorite activities with a burn time of around 25 minutes before needing protection. This moderate reduction in UV intensity still calls for good sun safety practices, especially as the region transitions into autumn. For detailed UV Index trends and forecasts, check out Selva UV Index.

Maximum UV Index Levels in Selva for September

The chart shows the monthly maximum UV Index (UVI) for Selva 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.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Selva 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 Selva

September in Selva, Italy, offers a delightful transition from the vibrant summer months, boasting 315 hours of radiant sunshine. This sun-filled month, while slightly less bright than August's peak of 377 hours, still captures the essence of late summer warmth, providing a perfect backdrop for outdoor adventures and sightseeing. As the year progresses from June's high of 394 hours into the cooler autumn months, September maintains a generous glow, signaling the gradual shift towards shorter days. This slight decline in sunlight prepares the landscape for the coming fall, enriched by the lingering warmth of summer and the promise of golden autumn hues. With its pleasant climate and ample sunshine, September in Selva is an ideal time to experience the charm of this enchanting Italian destination.

Monthly Sunshine Duration in Selva: September Highlighted

The September sunshine duration represents the total number of hours Selva 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.
JanFebMarAprMayJunJulAugSepOctNovDec191h249h316h333h355h394h412h377h315h287h217h210h
Data source: Selva September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Selva During September

September in Selva, Italy, offers a 43% chance of sunny weather, making it a delightful time to enjoy the changing scenery as summer transitions to autumn. This month's likelihood of sunshine aligns closely with the summer months, notably surpassing May and June, which have lower percentages. Notably, September is a bit brighter compared to April and slightly trails behind the sunniest months of March and August. As visitors flock to experience the mild temperatures and picturesque landscapes, the consistent chances of sunshine make it a wonderful month for outdoor adventures and leisure activities in this charming Italian town.

Percentage of Sunny Days in September in Selva

The chart illustrates the percentage of sunny days in Selva 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 Selva experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%51%58%47%34%43%38%44%43%46%37%46%
Data source: Selva September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Selva in September

As September unfolds in Selva, Italy, the transitional dance of daylight begins to take center stage, offering about 12 hours of light—a graceful decline from the peak of summer. The month blends the warmth of lingering summer days with the crisp hints of autumn, marked by a gradual tapering from the 15 hours enjoyed in June through August. This gentle decrease is part of a larger cycle that sees daylight diminish steadily as the year winds down, from 9 hours in January to just 8 hours come December. September’s golden hues invite moments of reflection as nature prepares for the cooler months ahead, reminding us of the beauty in change and the seasonal rhythm that defines life in this enchanting Italian locale.

Average Daylight Hours in Selva for September

The chart illustrates the variation in daylight duration in Selva throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 2m10h 19m11h 56m13h 35m15h15h 44m15h 21m14h 5m12h 29m10h 51m9h 23m8h 38m
Data source: Selva daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Selva

As September arrives in Selva, Italy, the average wind speed gently dips to 1.1 m/s (3 mph), marking one of the calmest months of the year. This subtle decrease signals a transition from the moderate breezes of summer, peaking at 1.6 m/s (4 mph) in May, to a serene autumn atmosphere. Interestingly, September's winds reflect a steady decline from previous months, establishing a rhythmic pattern that persists into the cooler fall months. While the early part of the year enjoyed slightly higher wind speeds, the overall trend towards milder breezes creates a peaceful setting, perfect for leisurely strolls and the enchanting views of the lush Italian landscape transitioning into autumn colors.

Average September Wind Speed in Selva

The chart displays monthly wind speed patterns in Selva, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.21.41.51.61.31.41.21.1 m/s1.41.11.4
Data source: Selva September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Selva Compares to Other Months

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

September and January display stark contrasts in weather. In September, temperatures average around 11°C (52°F), reaching a maximum of 23°C (73°F), while the month experiences 106 mm (4.2 in) of precipitation over 13 days, contributing to a relatively humid atmosphere with an average humidity of 83%. In contrast, January is much colder, with average temperatures around -5°C (24°F) and highs peaking at 7°C (44°F). Precipitation is significantly lower at 38 mm (1.5 in) but occurs over just 6 days, accompanied by a higher humidity level of 93%. For more details on January weather, you can check Selva weather in January.

September and February exhibit markedly different weather patterns. In September, temperatures range from a mild -2°C (29°F) at night to a comfortable 23°C (73°F) during the day, with an average of 11°C (52°F). This month also brings significant precipitation, totaling 106 mm (4.2 in) over 13 days, paired with a humidity level of 83%. In contrast, February is considerably colder, with minimum temperatures plummeting to -19°C (-3°F), an average of -2°C (29°F), and a maximum of just 12°C (53°F). The month sees less precipitation at 46 mm (1.8 in) over only 6 days, and a higher humidity of 89%. For those interested in more detailed information about February's climate, you can visit Selva weather in February.

In comparing the weather between September and March, we see notable differences in temperature and precipitation. September typically experiences a milder climate with average temperatures around 11°C (52°F) and a maximum of 23°C (73°F), while March is much cooler, averaging just 1°C (34°F) with a maximum of 15°C (60°F). Precipitation is also heavier in September, with 106 mm (4.2 in) over 13 days, compared to March, which sees 60 mm (2.4 in) over 10 days. Additionally, humidity remains relatively high in both months, at 83% in September and 86% in March. For more specific insights, you can check the details about Selva weather in March.

September and April exhibit distinct weather patterns, influencing the overall experience of each month. In September, temperatures range from a minimum of -2°C (29°F) to a maximum of 23°C (73°F), with an average of 11°C (52°F). The month sees about 106 mm (4.2 in) of precipitation over 13 days, maintaining a consistent humidity level of 83%. In contrast, April experiences colder temperatures, ranging from a minimum of -9°C (16°F) to a maximum of 18°C (65°F), and averages around 4°C (40°F). With slightly less precipitation at 103 mm (4.1 in) over 12 days, the humidity remains steady at 83%. For those curious about specific April weather conditions, visit Selva weather in April.

In comparing the weather of September and May, we see notable differences in temperature and precipitation. September tends to be warmer, with average temperatures around 11°C (52°F) and maximums reaching 23°C (73°F), while May has lower averages of 8°C (47°F), although maximums are similar at 23°C (74°F). Precipitation is higher in May, totaling 153 mm (6.0 in) over 21 days, compared to September's 106 mm (4.2 in) across 13 days. Additionally, humidity levels are slightly higher in September at 83%, while May sees a lower humidity of 78%. For more detailed information, check out Selva weather in May.

In comparison to June, September experiences cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 23°C (73°F), while June boasts a minimum of 2°C (36°F) and a warmer maximum of 30°C (86°F). The average temperature in September is 11°C (52°F), whereas June's average reaches 14°C (58°F). Additionally, September sees slightly less precipitation, with 106 mm (4.2 in) over 13 days compared to June's 145 mm (5.7 in) across 19 days. Interestingly, humidity levels in September are marginally higher at 83%, compared to June's 79%. For more details, you can check Selva weather in June.

In comparing the weather of September and July, we can see notable differences in temperature and precipitation patterns. September experiences cooler temperatures with a minimum of -2°C (29°F) and an average of 11°C (52°F), peaking at a comfortable 23°C (73°F). In contrast, July enjoys warmer temperatures, ranging from a minimum of 4°C (40°F) to an average of 15°C (60°F), reaching a maximum of 28°C (83°F).

Though September has a total precipitation of 106 mm (4.2 in) over 13 rainy days, July is wetter with 146 mm (5.8 in) spread over 20 days, suggesting a more frequent but lighter rainfall in the summer month. Interestingly, humidity levels are quite similar, with September at 83% and July slightly lower at 82%. For further insights into July's weather, you can visit Selva weather in July.

In comparing the weather between September and August, September tends to be cooler with a minimum temperature of -2°C (29°F) and an average of 11°C (52°F), whereas August experiences milder temperatures, with a minimum of 2°C (37°F) and an average of 15°C (60°F). The maximum temperatures in August reach up to 28°C (83°F), significantly higher than September's peak of 23°C (73°F). Additionally, September sees more rainfall, totaling 106 mm (4.2 in) over 13 days, but less than August which has 173 mm (6.8 in) spread across 18 days. Humidity levels are slightly higher in September at 83%, compared to August's 80%. For more detailed insights on August weather, check out Selva weather in August.

In September, the weather tends to be milder, with average temperatures around 11°C (52°F) and maximum highs reaching up to 23°C (73°F). The month experiences 106 mm (4.2 in) of precipitation over 13 days and humidity levels are relatively high at 83%. In contrast, October brings cooler conditions, with an average temperature dropping to 7°C (44°F) and maximums of 19°C (66°F). Although October sees slightly more precipitation at 110 mm (4.3 in), it occurs over just 8 days, contributing to a higher humidity level of 90%. For more details on October weather in Selva, visit Selva weather in October.

In comparing the weather between September and November, one can observe a marked transition as autumn deepens. September experiences milder temperatures, with an average of 11°C (52°F) and a maximum reaching 23°C (73°F), while November sees significantly cooler conditions, averaging just 2°C (35°F) and peaking at 15°C (59°F). Precipitation also increases from 106 mm (4.2 in) over 13 days in September to 142 mm (5.6 in) over 11 days in November, suggesting a wetter month ahead. Furthermore, humidity rises slightly in November to 89%, compared to 83% in September. For more specific insights about weather conditions during this time, you can check out Selva weather in November.

In September, temperatures begin to cool as summer fades, with a minimum of -2°C (29°F) and a comfortable average of 11°C (52°F), peaking at 23°C (73°F). The month experiences significant precipitation at 106 mm (4.2 in) over 13 days, and humidity levels hover around 83%, contributing to a refreshing yet damp atmosphere. In contrast, December brings much colder weather, with a minimum temperature of -19°C (-2°F) and an average of -4°C (25°F). Maximum temperatures reach just 6°C (44°F), and while precipitation decreases slightly to 102 mm (4.0 in) over only 8 days, humidity rises to 90%, creating a crisp, wintry ambiance. For more detailed weather insights, check out Selva weather in December.

Compare Selva's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Selva

As September unfolds in Selva, the weather begins its gentle transition from the warmth of summer to the cool embrace of autumn. Characterized by moderate temperatures and an increase in precipitation, this month stands out with a distinctive mixture of refreshing days and crisp nights. While the humidity remains high, the average chill invites the community to enjoy the stunning fall foliage. With approximately two weeks marked by rain, the landscape flourishes, making it a picturesque time to experience the natural beauty of Selva. For a detailed overview of what to expect year-round, visit Selva Climate.