Last updated: April 1, 2025
September in Janske Lazne, Czech Republic, offers a delightful mix of mild temperatures and lush foliage. With daytime highs reaching up to 26°C (80°F), visitors can enjoy pleasant outdoor activities, while average temperatures hover around 12°C (54°F), providing a comfortable coolness in the evenings. However, be prepared for occasional chills as temperatures can dip to a crisp -2°C (28°F). The month witnesses an average precipitation of 94 mm (3.7 in) spread across 14 days, contributing to the region’s vibrant greenery. Coupled with a humidity level of 72%, September showcases the beauty and refreshing essence of late summer transitioning into autumn, making it an ideal time for exploration and relaxation in this picturesque destination.
In September, Janske Lazne, Czech Republic begins to transition from the warmth of summer into the cooler embrace of autumn. With nighttime temperatures dipping to around -2°C (28°F), the crisp morning air offers a refreshing start to the day. The average temperature hovers at a comfortable 12°C (54°F), making it an ideal time for outdoor explorations. By midday, visitors can enjoy the pleasant warmth that peaks at 26°C (80°F), allowing for diverse activities amidst the stunning fall foliage. As September progresses, one can sense the shift towards cooler months, yet the lingering warmth keeps the spirit of summer alive just a little longer.
In September, Janske Lazne experiences a notable precipitation amount of 94 mm (3.7 in), which aligns with a moderate trend observed throughout the summer months. Following a wet August, where the area saw a significant 151 mm (5.9 in), September maintains a healthy balance with rainfall happening over 14 days. This pattern suggests a gradual decline in precipitation as the region transitions into the autumn months, yet it still provides ample moisture compared to the drier months of winter ahead. The overall trend reflects a vibrant end to the summer season, echoing the lush landscapes that characterize Czech Republic's mountainous terrain.
As summer gives way to autumn, September in Janske Lazne, Czech Republic, experiences a notable shift in humidity levels, settling at a comfortable 72%. This increase from the drier months of July and August, where humidity dipped to 61% and 65% respectively, indicates a gradual return to the elevated moisture characteristic of early fall. As the crispness of October approaches, where humidity is forecasted to rise again to 80%, September acts as a transitional period, balancing the tail end of summer warmth with the onset of the more humid months ahead. The overall trend reveals a clear seasonal cycle, with late summer giving way to the wetter and cooler conditions of autumn.
As September arrives in Janske Lazne, the UV Index reflects a high exposure category with a reading of 6, indicating that sun safety remains important. This marks a slight decrease from the peak summer months of June and July, when the UV levels hit a height of 8, requiring minimal exposure times of just 15 minutes to avoid skin damage. While the burn time in September is higher at 25 minutes, it's still essential to stay vigilant, especially since the season transitions towards lower UV indices in October. Overall, this month serves as a reminder to enjoy the outdoors while taking necessary precautions. For more detailed UV information, check out Janske Lazne UV Index.
UV Risk Categories
September in Janske Lazne, Czech Republic, enjoys a delightful transition as summer gently gives way to autumn, boasting 312 hours of sunshine. This month stands out, showcasing a substantial decline from the sun-drenched heights of 428 hours in July but still shines brighter than the gloomy winter months that follow. The sunny spell of September perfectly reflects the gradual tapering of daylight, as the peak summer vibrancy evolves into a more mellow warmth. With temperatures cooling and foliage beginning to turn, the lingering sunlight creates a charming backdrop for outdoor activities, allowing visitors to relish the unique beauty of this picturesque locale just before the embrace of autumn takes hold.
In Janske Lazne, Czech Republic, the month of September offers a favorable 33% chance of sunny weather, making it one of the better times for outdoor activities as summer transitions to fall. This percentage is notably higher than the preceding months of August and July, which saw chances drop to 24% and 27%, respectively. Interestingly, the chance of sunshine begins to climb again in October, reaching 34%, suggesting a slight uptick in favorable conditions as the season evolves. Overall, September stands out as a promising month for those seeking to enjoy the beautiful landscapes of the Czech countryside under the sun.
As summer fades into autumn, September in Janske Lazne, Czech Republic, offers a gentle transition in daylight hours, with the sun gracing the skies for about 12 hours each day. This marks a noticeable decline from the peak brightness of June, which enjoyed a generous 16 hours of daylight. The gradual shift in daylight hours begins in late summer—August still basking in 14 hours, while September's slight dip hints at the forthcoming chill of autumn. Following this trend, daylight will continue to decrease, culminating in the 8 hours characteristic of winter months like December. The rhythm of daylight in Janske Lazne not only reflects the changing seasons but also invites residents and visitors alike to relish the vibrant hues of early fall before the days grow shorter.
In September, Janske Lazne experiences a gentle breeze with an average wind speed of 2.5 m/s (6 mph), a slight uptick from the summer months. This subtle increase marks a transition toward the crispness of autumn, setting the stage for the vibrant fall foliage. Notably, the wind speeds in September reflect a pattern seen throughout the year; while the spring months of April and May peak with higher averages of 3.2 m/s (7 mph) and 3.5 m/s (8 mph), the summer months saw a decrease, with June and July recording their calmest winds at 2.2 m/s (5 mph) and 2.3 m/s (5 mph) respectively. As September rolls in, the wind picks up just slightly, hinting at the approaching seasonal change, before giving way to the breezy autumn that follows in October.
The weather in Janske Lazne 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 Janske Lazne and find detailed weather information for every month.
September and January present stark contrasts in weather characteristics. In September, temperatures range from a minimum of -2°C (28°F) to a maximum of 26°C (80°F), with an average of 12°C (54°F). The month sees around 94 mm (3.7 in) of precipitation over 14 days, accompanied by a relative humidity of 72%. In contrast, January experiences much colder conditions, with temperatures dropping to a minimum of -21°C (-6°F) and only reaching a maximum of 9°C (48°F), averaging -3°C (27°F). Precipitation in January totals 69 mm (2.7 in), also over 14 days, but the humidity is slightly higher at 89%. For a detailed look at January weather, visit Janske Lazne weather in January.
September and February present contrasting weather patterns. September enjoys a mild average temperature of 12°C (54°F), with highs reaching up to 26°C (80°F), while the crisp air of February brings much cooler temperatures, averaging -2°C (30°F) and dipping to as low as -20°C (-3°F). Precipitation is more frequent in September, occurring over 14 days with a total of 94 mm (3.7 in), compared to 12 days of rainfall in February, totaling 68 mm (2.7 in). Additionally, humidity levels are notably higher in February at 87% compared to September's 72%. For a more in-depth look at February weather in Janske Lazne, visit Janske Lazne weather in February.
In September, the weather tends to be milder, with temperatures ranging from a minimum of -2°C (28°F) to a comfortable maximum of 26°C (80°F), yielding an average of 12°C (54°F). This month experiences relatively high humidity at 72% and sees about 94 mm (3.7 in) of precipitation over 14 days. In contrast, March is considerably colder, with temperatures dropping to a minimum of -19°C (-1°F) and only peaking at 17°C (63°F), averaging just 1°C (34°F). The month has slightly less precipitation, at 64 mm (2.5 in) over 13 days, but exhibits higher humidity levels at 84%. For a more detailed look at March weather, you can check out Janske Lazne weather in March.
When comparing the weather in September and April, a noticeable shift in temperature and precipitation can be observed. September boasts a wider temperature range, with minimums around -2°C (28°F) and maximums reaching up to 26°C (80°F), while the average hovers around a mild 12°C (54°F). In contrast, April experiences cooler temperatures, with minimums at -11°C (13°F) and maximums peaking at 23°C (73°F), resulting in an average of just 6°C (42°F). Precipitation levels are also different, with September receiving 94 mm (3.7 in) over 14 days, compared to April's 61 mm (2.4 in) across 12 days. Humidity levels are relatively high in both months, with April at 78% and September slightly lower at 72%. For more specific information about April weather in this region, you can check Janske Lazne weather in April.
When comparing the weather in September and May, we can see that September tends to be slightly warmer, with average temperatures reaching 12°C (54°F) compared to May's average of 10°C (51°F). However, both months experience similar maximum temperatures, with September peaking at 26°C (80°F) and May slightly lower at 25°C (78°F). Interestingly, May experiences more precipitation, totaling 118 mm (4.6 in) over 18 days, while September sees 94 mm (3.7 in) across 14 days. Additionally, September has a higher humidity level at 72%, compared to May's 63%. This data highlights how September offers warmer temperatures but is generally drier than the wetter May months. For more specifics on May weather, you can refer to Janske Lazne weather in May.
When comparing the weather in September to that of June, notable differences emerge. September sees a broader temperature range, with minimums dropping to -2°C (28°F) and maximums reaching 26°C (80°F), while the average temperature rests at 12°C (54°F). In contrast, June is generally warmer, with minimum temperatures starting at 3°C (37°F) and maximums peaking at 31°C (87°F), resulting in a more pleasant average of 16°C (61°F). Additionally, precipitation levels are slightly higher in June, totaling 125 mm (4.9 in) over 15 days compared to September's 94 mm (3.7 in) spread across 14 days. Humidity also varies, being slightly more humid in September at 72% versus June's 63%. For more detailed information, you can check this link: Janske Lazne weather in June.
The weather in September showcases a broader temperature range compared to July, with minimums plummeting to -2°C (28°F) and maximums reaching up to 26°C (80°F). In contrast, July is generally warmer, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 31°C (87°F). Notably, September experiences somewhat less precipitation, totaling 94 mm (3.7 in) over 14 days, while July sees higher precipitation levels of 124 mm (4.9 in) spread across 18 days. Additionally, the humidity in September is higher at 72%, compared to the more comfortable 61% in July. For a detailed look at July conditions, you can refer to Janske Lazne weather in July.
In comparing the weather of August and September, notable differences arise in both temperature and precipitation. August experiences milder conditions, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 30°C (86°F), highlighting its warmer and more summer-like qualities. In contrast, September sees cooler temperatures, with a minimum dipping to -2°C (28°F) and a maximum of 26°C (80°F), suggesting a transition into autumn. Precipitation levels are also higher in August, totaling 151 mm (5.9 in) over 17 days compared to September’s 94 mm (3.7 in) over 14 days, despite September having a slightly higher humidity level at 72%. For a detailed look at August's weather, you can visit Janske Lazne weather in August.
September generally presents a warmer climate compared to October, with temperatures peaking at 26°C (80°F) and an average of 12°C (54°F). In contrast, October sees a drop in temperatures, where the maximum reach is only 20°C (68°F) and the average temperature falls to 8°C (46°F). Both months experience similar levels of precipitation, with September receiving 94 mm (3.7 in) over 14 days and October slightly less at 91 mm (3.6 in) over 13 days. Additionally, humidity tends to be a bit higher in October at 80%, compared to September's 72%. For more details on October weather in this region, check out Janske Lazne weather in October.
In comparing the weather between September and November, we see notable changes in temperature and humidity. September typically experiences milder temperatures, with a minimum of -2°C (28°F) and an average high of 26°C (80°F), while November's temperatures drop significantly, with a minimum of -9°C (16°F) and an average high of only 14°C (57°F). Additionally, September has higher precipitation levels at 94 mm (3.7 in) over 14 days, compared to November's 50 mm (2.0 in) across 11 days. Humidity also increases in November, reaching 87%, compared to September's 72%. For more detailed insights, check out Janske Lazne weather in November.
In September, the weather is notably milder with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 26°C (80°F) and an average of 12°C (54°F). Despite experiencing some rainfall with 94 mm (3.7 in) over 14 days, the humidity sits at a moderate 72%. By contrast, December brings a significant drop in temperatures, with a minimum of -16°C (4°F), an average of -1°C (30°F), and a maximum of only 8°C (47°F). The precipitation is slightly lower at 80 mm (3.1 in) but occurs over more days, totaling 16, alongside higher humidity levels at 91%. For more detailed insights, you can check the Janske Lazne weather in December.
As September unfolds in Janske Lazne, the weather reveals a charming transition from the warmth of summer to the briskness of autumn. This month showcases a delightful mix of sunny days and cooler evenings, making for a refreshing escape in nature. With a noteworthy average temperature of 12°C, the month experiences a unique blend of warmth and chill, contrasting sharply with the intensity of summer. Although rain is more frequent, with precipitation days totaling 14, it adds a certain charm to the landscape, enhancing the vibrant colors of the season. This dynamic climate makes September an intriguing time to explore the beauty of Janske Lazne. For a detailed look at the weather patterns throughout the year, visit Janske Lazne Climate.