September Weather in Znojmo, Czech Republic

Last updated: April 1, 2025

In September, the charming city of Znojmo, Czech Republic experiences a diverse range of weather conditions, with temperatures fluctuating between a maximum of 31°C (88°F) and a cooler minimum of 1°C (34°F). The average temperature hovers around 16°C (61°F), making it a comfortable time for visitors to explore. With 73 mm (2.9 in) of precipitation spread over 9 days, expect occasional showers, contributing to a humidity level of 75% that adds a refreshing feel to the crisp autumn air. Whether basking in warm sunshine or wandering through gentle rain, September in Znojmo offers a unique blend of experiences for all.

September Temperature in Znojmo

In September, Znojmo, Czech Republic, experiences a gentle transition into autumn, offering a pleasant climate that many locals and visitors cherish. With minimum temperatures around 1°C (34°F) and daytime averages reaching a comfortable 16°C (61°F), the month brings a welcome warmth after the summer heat. As temperatures rise to a maximum of 31°C (88°F), the days remain gloriously sunny, allowing for ample opportunities to explore the stunning vineyards and historical sites. This shift marks a notable decrease from the hotter summer months, yet maintains a captivating charm that showcases the beauty of early fall in this picturesque region.

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

The chart illustrates September temperature patterns in Znojmo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec333642505869707061524236
Data source: Temperature data for Znojmo 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 Znojmo

As September rolls in Znojmo, Czech Republic, the transition from summer is marked by a notable shift in precipitation patterns. With 73 mm (2.9 in) of rainfall spread across 9 days, the month sees a moderate dip from the summer highs, yet it retains a steady level of moisture. This consistent precipitation hints at the onset of autumn, balancing the previous months' heavier rainfall, particularly August's 77 mm (3.0 in). Compared to earlier summer averages, September's rainfall begins to reflect the region's gradual shift toward cooler, dryer conditions for the upcoming months, positioning it as a pivotal transition month in Znojmo's climatological journey.

September Precipitation Trends in Znojmo

The chart displays monthly precipitation patterns in Znojmo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec283029337874827773434044
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Znojmo

In Znojmo, Czech Republic, the transition into September marks a subtle decline in humidity levels, dropping to 75%. This decrease follows the relatively stable humidity of the summer months, where levels hovered around 76% in both July and August. As autumn approaches, the air begins to dry out slightly, paving the way for the cooler October, which will see humidity rise again to 85%. Observing the overall trend throughout the year, Znojmo experiences its highest humidity in the winter months, peaking at 90% in January and November. As the seasons change, this cyclical nature of humidity underscores the region's climate dynamics, offering a refreshing yet humid atmosphere in the summer, transitioning into crisp autumn days.

September Average Humidity in Znojmo

This chart illustrates the average monthly humidity levels in Znojmo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%85%78%74%77%76%76%75%85%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Znojmo

As summer draws to a close in Znojmo, September brings a UV Index of 6, categorizing it as high and indicating that sun protection is still essential. This month sees a noticeable shift from the intense UV levels of the summer, where values peaked at 8 in July and June, necessitating shorter burn times of just 15 minutes. In contrast, the 25-minute burn time in September allows for more leisurely outdoor activities, but caution is still advised. Following the trend of gradually decreasing UV levels, the index will further drop in October. For detailed insights into the UV Index throughout the year, visit Znojmo UV Index.

Maximum UV Index Levels in Znojmo for September

The chart shows the monthly maximum UV Index (UVI) for Znojmo 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.
JanFebMarAprMayJunJulAugSepOctNovDec235688876421
Data source: Znojmo 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 Znojmo

In Znojmo, Czech Republic, September shines as a lovely transition into autumn, boasting an impressive 314 hours of sunlight. This month captures the tail end of summer, reflecting a steady decline from the sunniest peak in July, which enjoyed 430 hours. As the vibrant hues of fall begin to emerge, September still holds a charm, significantly warmer than the colder months that follow, such as October and November, where sunlight dips to 271 and 187 hours, respectively. With its ample sunshine, September invites both locals and visitors to relish outdoor activities while savoring the stunning landscapes painted in autumn’s palette.

Monthly Sunshine Duration in Znojmo: September Highlighted

The September sunshine duration represents the total number of hours Znojmo 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.
JanFebMarAprMayJunJulAugSepOctNovDec141h220h299h337h378h410h430h386h314h271h187h170h
Data source: Znojmo September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Znojmo During September

As summer gives way to autumn, Znojmo witnesses a notable shift in weather patterns, especially in September, when the chance of sunshine rises to 50%. This marks a positive uptick from the preceding months of August and July, where sunny days lingered at 36% and 45%, respectively. Interestingly, the sunny weather during this month aligns closely with the peak of springtime, where March experiences a 52% likelihood of sun, illustrating a brief resurgence of brightness before the chill of autumn settles in. With an average of sunny days that rivals those found earlier in the year, September offers a delightful opportunity to embrace the vibrant landscapes of Znojmo bathed in golden sunlight.

Percentage of Sunny Days in September in Znojmo

The chart illustrates the percentage of sunny days in Znojmo 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 Znojmo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%34%52%39%33%49%45%36%50%48%30%21%
Data source: Znojmo September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Znojmo in September

As summer fades into early autumn, September in Znojmo, Czech Republic, offers a gentle transition with around 12 hours of daylight. This month retains some of the brilliance of summer, although the days are noticeably shorter than the sun-soaked 16 hours in June. Following a steady increase from 8 hours in January to 15 hours in May, daylight duration peaks in the height of summer before tapering off. While September marks the beginning of shorter days, with a drop to 10 hours by October, it preserves a lingering warmth of daylight that invites the last golden moments of the year. The gradual decrease in daylight continues the rhythmic ebb and flow of the seasons, providing a beautiful backdrop for both reflection and renewal as nature prepares for the colder months ahead.

Average Daylight Hours in Znojmo for September

The chart illustrates the variation in daylight duration in Znojmo throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 46m10h 11m11h 55m13h 43m15h 15m16h 3m15h 38m14h 15m12h 32m10h 45m9h 10m8h 20m
Data source: Znojmo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Znojmo

As September arrives in Znojmo, the wind takes on a gentle whisper with an average speed of 2.6 m/s (6 mph), marking a subtle decline from the summer breezes. This trend of lower winds continues from August, which also experienced a calmness at 2.7 m/s (6 mph). In contrast, the earlier months of spring witnessed livelier gusts, peaking in April and May with averages of 3.6 m/s (8 mph) and 3.7 m/s (8 mph) respectively. As the year transitions toward autumn, the winds seem to diminish, hinting at the cool, serene days that characterize the changing seasons in this picturesque Czech town.

Average September Wind Speed in Znojmo

The chart displays monthly wind speed patterns in Znojmo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.02.92.93.63.72.73.02.72.6 m/s3.23.23.2
Data source: Znojmo September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Znojmo Compares to Other Months

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

In September, temperatures range from a chilly minimum of 1°C (34°F) to a warm maximum of 31°C (88°F), with an average of 16°C (61°F), while experiencing moderate humidity levels around 75%. Precipitation is relatively high at 73 mm (2.9 in) over approximately 9 days, indicating a transition from summer to autumn. In contrast, January sees much colder temperatures, with a minimum of -13°C (10°F) and a maximum of 14°C (58°F), resulting in a stark average of 0°C (33°F). The month is characterized by lower precipitation at 28 mm (1.1 in) across about 8 days, but the humidity rises to 90%, contributing to a sharp, wintry atmosphere. For a more detailed view of January weather, you can check Znojmo weather in January.

In September, temperatures in Znojmo range from a chilly 1°C (34°F) at night to a warm 31°C (88°F) during the day, with an average of 16°C (61°F). The month experiences around 73 mm (2.9 in) of precipitation over approximately 9 days, alongside a humidity level of 75%. In contrast, February is much colder, with temperatures varying from a frigid -13°C (9°F) to a milder 18°C (64°F), and an average of just 2°C (37°F). This month sees less precipitation, totaling 30 mm (1.2 in) over about 7 days, but higher humidity at 87%. For more detailed weather insights, you can check Znojmo weather in February.

In comparing the weather between September and March, notable differences emerge in temperature and precipitation patterns. September boasts a more moderate climate, with average temperatures ranging from a chilly 1°C (34°F) at night to a warm 31°C (88°F) during the day, while March has a more pronounced chill, with minimum temperatures dropping to -13°C (8°F) and daytime highs averaging around 22°C (72°F). Additionally, September experiences more rainfall, with 73 mm (2.9 in) over 9 days, compared to March's 29 mm (1.1 in) across 7 days. The humidity is also slightly higher in March at 85%, compared to September’s 75%, which may make the crisp spring air feel a bit more intense. For an in-depth look at March weather in Znojmo, refer to Znojmo weather in March.

When comparing the weather in September and April, notable differences are evident. September generally offers milder conditions with average temperatures around 16°C (61°F) and maximums reaching up to 31°C (88°F), while April starts off cooler with an average of 10°C (51°F) and can drop to a chilly minimum of -6°C (22°F). Additionally, September sees more precipitation, totaling 73 mm (2.9 in) over about 9 days, compared to April's lighter rainfall of 33 mm (1.3 in) over 7 days. Humidity levels are slightly higher in April at 78%, while September sits at 75%. For a more detailed look at the weather conditions in April, you can visit Znojmo weather in April.

When comparing the weather in September and May, both months exhibit mild to warm temperatures, but slight differences can be noticed. In September, the average temperature reaches 16°C (61°F), with maximum highs of 31°C (88°F), while May has a slightly lower average of 15°C (59°F) and peaks at 33°C (91°F). Precipitation levels are relatively similar, with September receiving 73 mm (2.9 in) over 9 days, compared to May's 78 mm (3.1 in) across 13 days. Both months have a similar humidity level at 73%. For a more detailed look at the weather specifics, you can check out Znojmo weather in May.

In comparing the weather of September and June, both months exhibit similar precipitation levels, with September experiencing 73 mm and June slightly higher at 74 mm. However, June tends to be warmer overall, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 35°C (95°F), while September's temperatures range from a minimum of 1°C (34°F) to a maximum of 31°C (88°F). Additionally, June has a higher average temperature of 20°C (69°F), compared to September's average of 16°C (61°F). Humidity levels are also comparable, with June at 77% and September at 75%. For more detailed information about the weather in June, you can visit Znojmo weather in June.

In comparing the weather of September and July, we see notable differences in temperature and precipitation patterns. September presents a more varied range of temperatures, with a minimum of 1°C (34°F) and a maximum of 31°C (88°F), leading to an average temperature of 16°C (61°F). In contrast, July is significantly warmer, showcasing a minimum of 6°C (43°F) and reaching up to 36°C (98°F), with an average of 21°C (70°F). Both months experience considerable rainfall, with September accumulating 73 mm (2.9 in) over 9 days compared to July's 82 mm (3.2 in) over 12 days. Additionally, the humidity levels remain similar, at 75% for September and 76% for July. For more detailed insights on July's weather, you can visit Znojmo weather in July.

When comparing the weather in September to that of August, we see notable differences in temperature and precipitation patterns. September features a wider temperature range, with minimums of 1°C (34°F) and maximums reaching 31°C (88°F), resulting in an average temperature of 16°C (61°F). This is in contrast to August, which experiences milder conditions with minimums at 8°C (47°F), maximums up to 35°C (95°F), and a higher average of 21°C (70°F). Precipitation is slightly lower in September, totalling 73 mm (2.9 in) over 9 days, compared to August’s 77 mm (3.0 in) over 11 days. Humidity levels remain similar between the two months, with September at 75% and August at 76%. For more detailed insights into August's weather, you can refer to Znojmo weather in August.

September and October present a notable transition in weather patterns. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 31°C (88°F), with an average of 16°C (61°F). This month typically experiences around 73 mm (2.9 in) of precipitation over 9 days, with humidity averaging 75%. In contrast, October sees cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 25°C (77°F), leading to an average of 11°C (52°F). Precipitation decreases to 43 mm (1.7 in) over 7 days, and the humidity rises slightly to 85%. For a more detailed look at the October conditions, you can check out Znojmo weather in October.

In September, the weather tends to be warm, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 31°C (88°F) and an average temperature of 16°C (61°F). This month experiences about 73 mm (2.9 in) of precipitation over roughly 9 days and maintains a humidity level of 75%. In contrast, November brings cooler conditions, with temperatures dropping to a minimum of -7°C (20°F) and an average temperature of 6°C (42°F), peaking at 19°C (66°F). This month sees less precipitation at 40 mm (1.6 in) over 8 days, but the humidity rises to 90%. For more details on what to expect, check out Znojmo weather in November.

September and December present stark contrasts in weather. In September, the temperatures range from a mild 1°C (34°F) to a warm 31°C (88°F), with an average of 16°C (61°F). This month sees around 73 mm (2.9 in) of precipitation over 9 days and a humidity level of 75%. Conversely, December brings a chillier climate, where temperatures drop significantly, with lows reaching -10°C (14°F) and highs peaking at only 12°C (54°F). The average temperature sits at just 2°C (36°F), and while precipitation decreases to 44 mm (1.7 in) over 10 days, the humidity rises to 91%. For a more detailed look at December weather, you can check Znojmo weather in December.

Compare Znojmo's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Znojmo

September in Znojmo marks a transition into cooler autumn weather, offering a refreshing respite from the summer heat. The month showcases a delightful mix of warm days reaching up to 31°C and crisp nights dipping close to 1°C. With an average temperature lingering around 16°C, September provides a perfect balance for outdoor activities, although visitors should be prepared for occasional rain, with 73 mm of precipitation spread over 9 days. The elevated humidity of 75% adds a touch of mildness to the air, making it an ideal time to explore the region's scenic beauty. For a deeper dive into how September weather frames Znojmo's year-round climate, check out Znojmo Climate.