September Weather in Venice, United States

Last updated: February 24, 2025

Experience the vibrant September weather of Venice, United States, where temperatures hover around a pleasant average of 27°C (82°F). Expect maximum highs of 32°C (90°F), perfect for enjoying the outdoors, contrasted by cozy evenings with lows of 24°C (76°F). This month brings a notable 161 mm (6.3 in) of rain over 17 days, contributing to the region's lush landscapes. With humidity levels at 78%, the air is rich and warm, creating an immersive atmosphere that showcases the beauty of Venice in early autumn.

September Temperature in Venice

In September, Venice, United States, transitions to a warm and inviting climate. The temperatures maintain a comfortable range, with minimums around 24°C (76°F) and averages near 27°C (82°F), creating ideal conditions for outdoor activities. With maximum temperatures hitting 32°C (90°F), the month retains the summer's warmth, encouraging beachgoers and sun-seekers to take advantage of the last days of summer. This gradual shift towards cooler October temperatures can be felt, yet September often delivers a delightful blend of warmth and sunny days that draws visitors to enjoy the picturesque scenery and vibrant local culture.

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

The chart illustrates September temperature patterns in Venice, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec646769737781828281797267
Data source: Temperature data for Venice generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Venice

September in Venice, United States, showcases a significant transition in precipitation as summer wanes and fall approaches. With an impressive 161 mm (6.3 in) of rain spread across 17 days, the month bridges the heavier summer rainfall experienced in July and August, which recorded 171 mm (6.7 in) and 192 mm (7.5 in) respectively. This notable drop reflects a shift from the relentless summer storms, although September still retains a robust amount of rain, contributing to the region's lush landscapes. As the days grow shorter and temperatures cool, the decrease in precipitation days from summer's peak illustrates a gradual retreat of the summer deluge, paving the way for the milder, more stable conditions of autumn.

September Precipitation Trends in Venice

The chart displays monthly precipitation patterns in Venice, 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.
JanFebMarAprMayJunJulAugSepOctNovDec36382241100154171192161734358
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Venice

In September, Venice experiences a humidity level of 78%, a slight increase from the drier months of July and August, which both hover around 74%. This rise signifies the transition into the fall season, where humidity begins to creep back up, joining the ranks of spring months like April and May that recorded 78% and 76%, respectively. Throughout the year, Venice tends to maintain a relatively high humidity, peaking notably in the colder months of November and December at 82% and 84%. Overall, the humidity patterns indicate a year-round moisture content, especially marked by a subtle uptick as summer yields its warm embrace to the crispness of autumn.

September Average Humidity in Venice

This chart illustrates the average monthly humidity levels in Venice, 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.
JanFebMarAprMayJunJulAugSepOctNovDec82%82%79%78%76%75%74%75%78%80%82%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Venice

As summer fades, September in Venice continues to see a high UV Index of 11, categorizing the exposure as extreme and maintaining a burn time of just 10 minutes. This pattern reflects a strong consistency in UV intensity over the previous months, as both August and September share the same index. With the UV levels remaining elevated, it’s crucial to stay vigilant and protect your skin from intense sun exposure. Looking ahead, the UV Index will begin to taper off in October, but for now, embracing sun safety is key. For more detailed information, check out Venice UV Index.

Maximum UV Index Levels in Venice for September

The chart shows the monthly maximum UV Index (UVI) for Venice 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.
JanFebMarAprMayJunJulAugSepOctNovDec6810111212121111975
Data source: Venice 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 Venice

As summer softly transitions into fall, September in Venice, United States, basks in about 314 hours of sunshine, reflecting a slightly less sunny yet vibrant atmosphere compared to the peak of summer. This month continues the trend of abundant daylight seen since May, when sunshine reached its peak at 333 hours, encouraging a multitude of outdoor activities. Even as the days begin to shorten, September's hours gracefully bridge the warmth of summer with the cooler fall vibes, providing just enough light for beach strolls and sunset views. With sunshine still holding strong, residents and visitors alike can relish in the last whispers of summer before October settles in with its lower count of 302 hours, marking a gradual retreat into the cozy embrace of autumn.

Monthly Sunshine Duration in Venice: September Highlighted

The September sunshine duration represents the total number of hours Venice 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.
JanFebMarAprMayJunJulAugSepOctNovDec221h273h326h323h333h304h328h324h314h302h280h281h
Data source: Venice September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Venice During September

In September, Venice, United States, experiences a 34% chance of sunny weather, marking a notable decline from the more favorable conditions of the spring and early summer months. Following a peak in April, where the likelihood of sunshine reaches 67%, the summer months see a significant drop, with July and August plummeting to 23% and 18% respectively. This trend suggests that as summer transitions into fall, residents and visitors may expect more variability in weather, resulting in a mix of sunny days amidst increasing cloud cover. Interestingly, October's forecast shows some hope with a 50% chance of sun, offering a brighter outlook as autumn takes hold.

Percentage of Sunny Days in September in Venice

The chart illustrates the percentage of sunny days in Venice 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 Venice experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%58%58%67%61%20%23%18%34%50%54%61%
Data source: Venice September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Venice in September

As September unfolds in Venice, the days begin to subtly shorten, offering around 12 hours of daylight—a continuation of the generous summer light experienced in the previous months. After the peak of 13 hours in July and August, this slight dip ushers in the transition into fall. The daylight duration gradually decreases throughout the coming months, with October and November each offering 11 and 10 hours respectively. This gentle shift invites a blend of lingering summer warmth and the crispness of impending autumn, creating a magical atmosphere perfect for exploring the enchanting landscapes of Venice. As daylight wanes, locals and visitors alike can embrace the beauty of evening strolls along its serene canals, basking in the golden glow of a setting sun.

Average Daylight Hours in Venice for September

The chart illustrates the variation in daylight duration in Venice throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 38m11h 14m12h12h 48m13h 28m13h 48m13h 37m13h 2m12h 16m11h 28m10h 47m10h 27m
Data source: Venice daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Venice

As September arrives in Venice, United States, the winds begin to mellow, with average speeds dropping to 3.4 m/s (8 mph). This marks a gentle shift from the summer's breezy whispers, peaking in earlier months such as February at 5.5 m/s (12 mph) and 5.1 m/s (11 mph) in April. The summer months see a gradual decline, culminating in September's calm embrace. While the wind remains soft, it signals the approach of autumn, hinting at nature's transition as October brings a slight uptick to 4.6 m/s (10 mph). This seasonal ebb and flow not only shapes the local atmosphere but also provides a serene backdrop for those enjoying the beauty of Venice in early fall.

Average September Wind Speed in Venice

The chart displays monthly wind speed patterns in Venice, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.85.54.95.15.04.33.84.23.4 m/s4.64.93.6
Data source: Venice September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Venice Compares to Other Months

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

In September, the weather is warm and humid, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F). The month is marked by significant rainfall, totaling 161 mm (6.3 in) over about 17 days, contributing to the high humidity levels of 78%. In contrast, January presents a much cooler climate, where temperatures drop to a minimum of 4°C (39°F) and peak at 24°C (76°F), with an average temperature of 18°C (64°F). Precipitation is significantly less in January, at just 36 mm (1.4 in) over 4 days, while humidity remains relatively high at 82%. This stark contrast between the two months highlights the transition from summer warmth to winter chill. For more detailed information, check Venice weather in January.

September and February present markedly different weather conditions. In September, temperatures are significantly warmer, with a minimum of 24°C (76°F) and an average of 27°C (82°F), peaking at 32°C (90°F). This month also experiences higher precipitation, averaging 161 mm (6.3 in) over 17 days, contributing to a humidity level of 78%. In contrast, February offers a much cooler climate, with temperatures dropping to a minimum of 10°C (51°F) and an average of 19°C (67°F), reaching a maximum of 25°C (77°F). Precipitation is also much lower in February, at just 38 mm (1.5 in) over 4 days, with humidity slightly rising to 82%. For more detailed insights, check out Venice weather in February.

September boasts significantly warmer temperatures compared to March, with averages around 27°C (82°F) and maximums reaching 32°C (90°F), while March experiences milder conditions, averaging 20°C (69°F) and peaking at 25°C (78°F). Additionally, September is characterized by higher precipitation, receiving 161 mm (6.3 in) over 17 days, in stark contrast to March's limited rainfall of just 22 mm (0.8 in) over 2 days. Humidity levels remain similar, with September at 78% and March slightly higher at 79%. For a detailed look at weather trends during this season, check out Venice weather in March.

September and April offer contrasting weather experiences. In September, temperatures range from a warm minimum of 24°C (76°F) to a high of 32°C (90°F), with an average of 27°C (82°F). This month also sees significant rainfall, totaling 161 mm (6.3 in) across 17 days, making it a much wetter time of year, with humidity consistently high at 78%. In contrast, April boasts milder temperatures, with a minimum of 14°C (57°F) and a maximum of 28°C (83°F), averaging at 23°C (74°F). Precipitation is substantially lower in April, at just 41 mm (1.6 in) over 6 days, while humidity remains steady at 78%. For more detailed information, you can check Venice weather in April.

In comparing the weather between September and May, September tends to be warmer, featuring average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F). In contrast, May offers slightly cooler temperatures, with averages from a minimum of 19°C (67°F) to a maximum of 30°C (86°F). September also sees more precipitation, totaling 161 mm (6.3 in) over 17 days, while May has less rain at 100 mm (3.9 in) across 10 days. Humidity levels are relatively similar, with September at 78% and May at 76%. For a more detailed look at the weather conditions in May, check out this link: Venice weather in May.

When comparing the weather in September and June, both months exhibit similar temperature patterns, with minimums around 24°C (75-76°F), averages of approximately 27°C (81-82°F), and maximums reaching 32°C (89-90°F). However, September tends to be slightly wetter, with 161 mm (6.3 in) of precipitation spread over 17 days, compared to 154 mm (6.1 in) over 18 days in June. Additionally, humidity levels are a bit higher in September at 78%, while June maintains a lower average humidity of 75%. For a detailed look at the weather specifics, you can explore Venice weather in June.

When comparing the weather in July and September, we observe some notable differences. In September, the temperatures slightly dip, with a minimum of 24°C (76°F) and an average of 27°C (82°F), while July typically sees a minimum of 25°C (77°F) and an average temperature of 28°C (82°F). Although both months experience warm conditions, July is marginally warmer overall, peaking at 31°C (89°F) compared to September's maximum of 32°C (90°F).

Precipitation also plays a significant role, with September receiving 161 mm (6.3 in) of rain over 17 days, whereas July has slightly higher rainfall at 171 mm (6.7 in) across 23 days. Interestingly, September's humidity is higher at 78%, compared to July’s 74%, suggesting that the air may feel more humid and sultry during the former. For more in-depth details on July weather, you can check out this link: Venice weather in July.

In comparing the weather between August and September, we see a slight decrease in temperature, with September's average being 27°C (82°F) compared to August's 28°C (83°F). Both months feature similar maximum temperatures, peaking at 32°C (90°F) in September and 32°C (91°F) in August. However, September experiences less precipitation, totaling 161 mm (6.3 in) over 17 days, while August sees a higher 192 mm (7.5 in) across 23 days. Notably, humidity levels are slightly higher in September at 78%, compared to 74% in August. For more detailed information, you can check Venice weather in August.

In September, the weather is typically warmer, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F). This month also experiences substantial rainfall, averaging 161 mm (6.3 in) over 17 days, while humidity hovers around 78%. In contrast, October brings cooler temperatures, with lows of 15°C (59°F) and highs reaching up to 31°C (87°F), making it feel more comfortable overall. Additionally, October sees significantly less rainfall, averaging just 73 mm (2.9 in) across 11 days, while maintaining a slightly higher humidity level of 79%. For more detailed insights, you can check out Venice weather in October.

September weather is characterized by higher temperatures, with a minimum of 24°C (76°F) and averaging around 27°C (82°F), while reaching a maximum of 32°C (90°F). This month also experiences significant rainfall, with 161 mm (6.3 in) across 17 days, contributing to a humid environment with 78% humidity. In contrast, November presents a notable drop in temperatures, with minimums of 13°C (55°F) and an average of 22°C (72°F), peaking at 29°C (84°F). Rainfall decreases significantly to 43 mm (1.7 in), occurring over just 6 days, and the humidity slightly rises to 82%. For more detailed insights into the weather, check out Venice weather in November.

The weather in September and December presents a stark contrast, showcasing the transition from summer to winter. In September, temperatures range from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), accompanied by significant rainfall totaling 161 mm (6.3 in) over 17 days and a humidity level of 78%. In contrast, December sees much cooler temperatures, with a minimum of 9°C (48°F) and a moderate maximum of 25°C (77°F). Precipitation decreases considerably in December, with only 58 mm (2.3 in) over 6 days and slightly higher humidity at 84%. For a more detailed look at what to expect, check out Venice weather in December.

Compare Venice's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Venice

As September unfolds in Venice, the weather offers a delightful transition from summer's heat, with temperatures averaging around 27°C (82°F) making it pleasantly warm for outdoor activities. However, this month also marks a noticeable increase in precipitation, as the city experiences around 17 days of rain, introducing a touch of humidity that brings the air to a balmy 78%. Unlike the sweltering July and August, September invites visitors to enjoy the city's charm with more temperate conditions, though pack an umbrella just in case! For a detailed look at the climate patterns, check out Venice Climate.