September Weather in Stare Mesto, Czech Republic

Last updated: April 1, 2025

September in Stare Mesto, Czech Republic, offers a mix of mild warmth and refreshing coolness. With maximum temperatures reaching 31°C (88°F) and an average of 16°C (61°F), early autumn showcases pleasant conditions perfect for exploration. However, as the month progresses, cooler nights can dip to a brisk 2°C (35°F). Rainfall is a common sight, totaling 89 mm (3.5 in) over approximately 9 days, contributing to a humidity level of 75% that enhances the crispness of the air. This picturesque blend of warmth and moisture creates an ideal atmosphere for both locals and visitors to enjoy the changing seasons in this charming region.

September Temperature in Stare Mesto

In September, Stare Mesto, Czech Republic, enjoys a delightful transition from the warmth of summer to the coolness of fall. With temperatures ranging from a mild 2°C (35°F) at night to a pleasant 31°C (88°F) during the day, this month typically features an average temperature of 16°C (61°F), making it ideal for exploring the city's historic sights. The warm afternoons are perfect for leisurely strolls along the Vltava River, while the cooler evenings invite cozy gatherings in charming cafes. As the month progresses, you can sense the crispness in the air, hinting at the autumn colors that will soon envelop this picturesque destination.

September Weather in Stare Mesto: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Stare Mesto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec313641505868697060524335
Data source: Temperature data for Stare Mesto 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 Stare Mesto

In September, Stare Mesto experiences a significant pattern in precipitation, mirroring the wetness of the preceding month. With 89 mm (3.5 in) of rain falling over approximately 9 days, the city continues to soak up moisture as summer transitions to autumn. This level of precipitation is consistent with the lush conditions seen in August, suggesting a lingering influence of late-season storms. This period marks a notable peak in rainfall, especially compared to the drier months earlier in the year, such as January through April, where monthly totals hovered around 39-40 mm. As temperatures begin to dip, the sustained rainfall in September contributes to the vibrant colors of fall and replenishes the natural resources, setting the stage for the cooler months ahead.

September Precipitation Trends in Stare Mesto

The chart displays monthly precipitation patterns in Stare Mesto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec394038408878788989634857
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Stare Mesto

In September, Stare Mesto begins to transition from the warmth of summer to the crispness of autumn, with humidity levels averaging around 75%. This slight dip from August's 76% reflects a gradual decrease in moisture as the days shorten and temperatures cool. Observing the trend throughout the year, it's apparent that September marks a turning point; following the higher humidity months of January through April, the air becomes noticeably drier as the region heads toward October's increase back to 85%. This fluctuation not only impacts the climate but also enriches the charm of Stare Mesto, where the changing seasons bring a refreshing balance to its atmospheric conditions.

September Average Humidity in Stare Mesto

This chart illustrates the average monthly humidity levels in Stare Mesto, 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 Stare Mesto

As summer transitions into autumn, September in Stare Mesto, Czech Republic sees a UV Index of 6, categorizing exposure as high and resulting in a burn time of 25 minutes. This reflects a slight decrease from the scorching values of July and August, where the UV Index peaked at 8. Notably, the month retains a solid position in the high exposure range, making it essential for outdoor enthusiasts to stay vigilant about sun protection. The trend throughout the year indicates a gradual ascent in UV levels from the low indices of winter months, with a peak during the summer, before descending as colder seasons approach. For more details on managing sun exposure, check out Stare Mesto UV Index.

Maximum UV Index Levels in Stare Mesto for September

The chart shows the monthly maximum UV Index (UVI) for Stare Mesto 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.
JanFebMarAprMayJunJulAugSepOctNovDec235678876421
Data source: Stare Mesto 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 Stare Mesto

September in Stare Mesto, Czech Republic, is a delightful transition between the vibrant summer months and the cooler fall. With 314 hours of sunshine, it showcases a comfortable blend of warmth and light, following the peak of sun-drenched July and August. As the days grow shorter, this month serves as a gentle reminder of summer’s lingering touch, providing plenty of opportunities to explore the charming cobblestone streets and scenic vistas. While the sun recedes into the horizon in October, September's ample sunlight still invites lingering strolls, making it a perfect time to experience all the historic city has to offer before the chill sets in.

Monthly Sunshine Duration in Stare Mesto: September Highlighted

The September sunshine duration represents the total number of hours Stare Mesto 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.
JanFebMarAprMayJunJulAugSepOctNovDec133h201h300h334h385h418h433h391h314h267h172h148h
Data source: Stare Mesto September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Stare Mesto During September

In Stare Mesto, September presents a 49% chance of sunny weather, marking it as one of the more favorable months for sunshine in the Czech Republic. This likelihood stands in contrast to the peak sunny days seen in June, which boasts a 55% chance, and reflects a gradual decline through the summer months. As summer transitions to autumn, the weather becomes more variable, with the probability dropping from August’s 37% to September's balanced figure. Overall, September offers a delightful opportunity to enjoy moderate warmth and pleasant sunshine, bridging the gap between the vibrancy of summer and the crispness of fall.

Percentage of Sunny Days in September in Stare Mesto

The chart illustrates the percentage of sunny days in Stare Mesto 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 Stare Mesto experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%34%53%37%38%55%46%37%49%51%26%19%
Data source: Stare Mesto September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Stare Mesto in September

As summer transitions to autumn in Stare Mesto, September witnesses a gentle decline in daylight duration, providing about 12 hours of sunshine each day. This marks a noticeable shift from the sun-soaked months of June and July, which basked in 16 and 15 hours of light, respectively. The gradual shortening of days began in August with 14 hours, indicating an impending change in season. With October on the horizon and daylight expected to drop further to 10 hours, September serves as a bridge between the bright, vibrant days of summer and the more subdued light of fall, inviting residents to savor the last golden rays before winter's shorter days set in.

Average Daylight Hours in Stare Mesto for September

The chart illustrates the variation in daylight duration in Stare Mesto throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 44m10h 9m11h 55m13h 44m15h 17m16h 5m15h 40m14h 16m12h 32m10h 44m9h 8m8h 18m
Data source: Stare Mesto daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Stare Mesto

As September arrives in Stare Mesto, Czech Republic, the wind begins to whisper the gentle transition into autumn. With an average wind speed of 2.4 m/s (5 mph), this month experiences a slight dip in breeziness, following a summer characterized by lower winds in July and August. Interestingly, despite this more tranquil atmosphere, September still retains an invigorating quality, hinting at the brisk energy to come in October when the winds pick up again, averaging 3.6 m/s (8 mph). This subtle shift from the summer's stillness to the crispness of autumn creates an enchanting backdrop for exploring the historic streets and vibrant culture of Stare Mesto.

Average September Wind Speed in Stare Mesto

The chart displays monthly wind speed patterns in Stare Mesto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.03.12.93.53.62.52.82.32.4 m/s3.63.03.0
Data source: Stare Mesto September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Stare Mesto Compares to Other Months

The weather in Stare Mesto 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 Stare Mesto and find detailed weather information for every month.

In September, the weather is characterized by a wide temperature range, with minimums of 2°C (35°F) and maximums reaching up to 31°C (88°F), creating warm and pleasant days. The average temperature hovers around 16°C (61°F), accompanied by a precipitation of 89 mm (3.5 in) over about 9 days, and humidity levels at a comfortable 75%.

In contrast, January brings much colder conditions, with temperatures ranging from a chilling -20°C (-3°F) as a minimum to a maximum of just 12°C (54°F). The average temperature is a frigid -1°C (31°F), and while precipitation is lower at 39 mm (1.5 in), the humidity is higher at 90%, making the air feel even colder. For more detailed insights on January's weather, you can check Stare Mesto weather in January.

In September, temperatures range from a chilly 2°C (35°F) at night to a warm 31°C (88°F) during the day, with an average of 16°C (61°F). The month experiences about 89 mm (3.5 in) of precipitation over 9 days, and the humidity is relatively high at 75%. In contrast, February brings much colder conditions, with nighttime lows plummeting to -13°C (9°F) and daytime highs peaking at 16°C (60°F), averaging just 2°C (36°F). The precipitation in February is significantly lower at 39 mm (1.6 in) over the same number of days, while humidity rises slightly to 87%. For more detailed weather insights, you can visit Stare Mesto weather in February.

September and March present contrasting weather patterns. In September, temperatures range from a mild 16°C (61°F) on average to a warm maximum of 31°C (88°F), accompanied by moderate humidity at 75%. The month experiences approximately 89 mm (3.5 inches) of precipitation over 9 days. In contrast, March sees cooler conditions with an average temperature of just 5°C (41°F) and a much lower maximum of 20°C (69°F). The minimum temperature plunges to -13°C (9°F), and while it has less precipitation, at 38 mm (1.5 inches) over 8 days, it is also marked by higher humidity at 85%. For a detailed look at March weather, check out Stare Mesto weather in March.

The weather in September is generally warmer than in April, with average temperatures ranging from a minimum of 2°C (35°F) to a maximum of 31°C (88°F), while April experiences much cooler temperatures, with minimums dipping to -6°C (22°F) and maximums reaching 28°C (83°F). Precipitation is more prominent in September, totaling 89 mm (3.5 in) over 9 days, compared to April's 40 mm (1.6 in) over 8 days. Humidity levels in both months are relatively high, with September at 75% and April slightly higher at 78%. For more detailed weather insights, you can check Stare Mesto weather in April.

In comparing the weather of September and May, both months exhibit a striking range of temperatures, with daily highs reaching up to 31°C (88°F) in September and 31°C (87°F) in May. However, September features a warmer average temperature of 16°C (61°F) compared to May's cooler 14°C (58°F). Rainfall is relatively consistent, with September receiving 89 mm (3.5 in) over 9 days, while May has a slightly lower precipitation of 88 mm (3.5 in) spread across a longer duration of 14 days. Additionally, September tends to be more humid at 75%, whereas May's humidity is slightly lower at 73%. For a closer look at May weather specifics, you can check Stare Mesto weather in May.

In September, temperatures range from a chilly 2°C (35°F) at night to a warm 31°C (88°F) during the day, averaging around 16°C (61°F). The month sees about 89 mm (3.5 in) of precipitation over 9 days, with humidity levels at 75%. Conversely, June offers slightly milder temperatures, with a minimum of 5°C (42°F) and a maximum of 33°C (91°F), averaging 20°C (68°F). Precipitation in June is somewhat lower, totaling 78 mm (3.1 in) across 10 days, and humidity is marginally higher at 77%. Overall, while both months experience warm weather, September transitions into cooler nights, whereas June retains more consistently mild temperatures. For a more detailed look at weather patterns, check out Stare Mesto weather in June.

In comparing the weather between September and July, we see distinct differences in temperature, precipitation, and general climate conditions. September experiences a wider range of temperatures, with a minimum of 2°C (35°F) and a maximum of 31°C (88°F), averaging around 16°C (61°F). This month also sees a notable precipitation level of 89 mm (3.5 in) over 9 days, coupled with humidity at 75%. In contrast, July tends to be warmer overall, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 35°C (96°F), averaging 21°C (69°F). Rainfall in July is slightly less, at 78 mm (3.1 in), but occurs over a greater number of days, averaging 11 rainy days, and maintains a similar humidity level at 76%. For a closer look at July weather, you can refer to Stare Mesto weather in July.

In comparing the weather conditions of August and September, it is clear that August tends to be warmer overall. With minimum temperatures reaching 7°C (45°F) and an average of 21°C (70°F), August enjoys maximum highs of 35°C (95°F). In contrast, September's temperatures are notably cooler, with a minimum of 2°C (35°F) and an average of 16°C (61°F), peaking at 31°C (88°F). Both months receive similar amounts of precipitation at 89 mm (3.5 in), but September experiences slightly fewer rainy days, with 9 compared to August’s 11. Moreover, humidity levels remain fairly consistent, with August at 76% and September at 75%. For more detailed insights, check out Stare Mesto weather in August.

September and October present contrasting weather patterns. In September, temperatures can vary significantly, with minimums around 2°C (35°F) and maximums reaching 31°C (88°F), averaging at 16°C (61°F). The month experiences a relatively high precipitation level of 89 mm (3.5 in) over 9 days, coupled with a humidity of 75%. In contrast, October sees a drop in temperatures, with minimums dipping to -2°C (29°F) and maximums capping at 24°C (75°F), averaging 11°C (52°F). Although October has less overall precipitation at 63 mm (2.5 in), it experiences slightly more rainy days, averaging 10 days, and a higher humidity level of 85%. For a more detailed look at the weather in October, visit Stare Mesto weather in October.

In September, temperatures range from a minimum of 2°C (35°F) to a maximum of 31°C (88°F), with an average of 16°C (61°F). The month sees around 89 mm (3.5 in) of precipitation over 9 days, accompanied by a humidity level of 75%. In contrast, November experiences colder weather, with temperatures dipping further, ranging from a minimum of -8°C (19°F) to a maximum of 18°C (66°F), and an average of 6°C (43°F). Precipitation decreases to 48 mm (1.9 in) across the same number of days, while humidity rises slightly to 90%. For more details on November weather, you can visit Stare Mesto weather in November.

In September, temperatures range from a minimum of 2°C (35°F) to a maximum of 31°C (88°F), with an average of 16°C (61°F). This month experiences moderate precipitation of 89 mm (3.5 inches) over about nine days, accompanied by a humidity level of 75%. In contrast, December brings much colder weather, with temperatures dipping to a minimum of -9°C (15°F) and reaching a maximum of 12°C (54°F), averaging just 2°C (35°F). While December sees slightly less precipitation at 57 mm (2.3 inches) over 11 days, the humidity rises to 91%, creating a more damp and chilly atmosphere. For more details, you can check Stare Mesto weather in December.

Compare Stare Mesto's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Stare Mesto

September in Stare Mesto presents a captivating transition from the warmth of summer to the crispness of autumn. With temperatures that can rise to a pleasant 31°C but often average around a comfortable 16°C, the month brings a mix of warm days and cooler nights, making it ideal for outdoor explorations. While it does see a bit more rain than other months, the average humidity hovers around 75%, contributing to a refreshing atmosphere. This blend of mild temperatures and occasional showers makes September a unique time in Stare Mesto, perfect for enjoying the stunning fall foliage. For a detailed look at how September weather fits into the larger climate picture, visit Stare Mesto Climate.