September Weather in Rogaska Slatina, Slovenia

Last updated: August 27, 2025

In September, Rogaska Slatina experiences a delightful transition into autumn, characterized by a maximum temperature reaching up to 32°C (90°F) and a refreshing average of 16°C (62°F). The minimum temperature can drop to a cool 2°C (36°F), inviting cozy evenings. While the month sees about 118 mm (4.6 in) of precipitation over approximately 11 days, the humidity level remains at a comfortable 65%, making it an ideal time for both outdoor adventures and relaxing retreats amidst the picturesque Slovenian landscapes.

September Temperature in Rogaska Slatina

In September, Rogaska Slatina, Slovenia, experiences a delightful transition as summer gives way to autumn. With minimum temperatures around 2°C (36°F) and an inviting average of 16°C (62°F), the early days feel pleasantly crisp. The maximum temperature can reach a warm 32°C (90°F), reminiscent of lingering summer days. This month marks a notable shift from the sultry highs of August, creating a balanced climate for outdoor enthusiasts and nature lovers alike. As leaves begin to change, September offers a unique blend of warm and cool days, perfect for exploring this charming destination.

September Weather in Rogaska Slatina: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Rogaska Slatina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rogaska Slatina, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec333944525969717161534436
Data source: Temperature data for Rogaska Slatina 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 Rogaska Slatina

In September, Rogaska Slatina experiences significant rainfall, with precipitation amounts reaching 118 mm (4.6 in) over the month. This marks a noticeable increase from the preceding months, which typically see less moisture, reflecting a seasonal shift as autumn approaches. With 11 days of rain, September maintains a consistent pattern from the summer, where rainfall days hover around the same number, ensuring that the landscape remains lush and vibrant. Notably, this month stands out, as it is among the wetter periods of the year, indicating a transition towards the wetter fall season. As summer gives way to autumn, the increased rain not only revitalizes the natural surroundings but also sets the stage for the cooling climate ahead.

September Precipitation Trends in Rogaska Slatina

The chart displays monthly precipitation patterns in Rogaska Slatina, 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. In Rogaska Slatina, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec345853661409210594118678576
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rogaska Slatina

In September, Rogaska Slatina experiences a notable shift in humidity levels, with a moderate 65%. This marks a slight increase from the drier summer months, where August recorded a low of 60%. The transition to autumn brings a gradual rise as the region prepares for the wetter months ahead. Notably, humidity levels tend to climb significantly in the latter part of the year, with October spiking to 84% and November and December reaching their peaks at 89%. This trend highlights September as a transitional month, bridging the drier days of summer with the impending moisture of fall and winter.

September Average Humidity in Rogaska Slatina

This chart illustrates the average monthly humidity levels in Rogaska Slatina, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Rogaska Slatina is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%84%78%73%71%73%70%60%65%84%89%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rogaska Slatina

In September, Rogaska Slatina experiences a high UV Index of 6, indicating that while sun exposure is pleasant, caution is advised. This month marks a shift from the peak summer months, where UV levels soar to 9, into a more moderate level while still requiring attention to sun safety. With a burn time of 25 minutes, it’s crucial for residents and visitors alike to stay protected during outdoor activities. As autumn approaches, the UV Index gradually decreases, reflecting a trend of diminishing sun intensity from the height of summer. For a comprehensive understanding of seasonal trends and daily variations, explore the detailed data at Rogaska Slatina UV Index.

Maximum UV Index Levels in Rogaska Slatina for September

The chart shows the monthly maximum UV Index (UVI) for Rogaska Slatina 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. In September, the maximum UV index in Rogaska Slatina typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986432
Data source: Rogaska Slatina 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 Rogaska Slatina

September in Rogaska Slatina, Slovenia, is a beautiful transition from the sun-drenched summer months into the gentle embrace of autumn. With 318 hours of sunshine, it stands as a vibrant reminder of the summer's warmth while also hinting at the cooler days ahead. The sunshine gradually increases from 164 hours in January to a peak of 422 hours in July, showcasing a clear trend of rising brightness through the spring and summer. However, as September arrives, there's a noticeable dip, reflecting a natural progression as the year winds down. This shift sets the stage for October's 284 hours, illustrating the rhythmic ebb and flow of sunlight that characterizes this enchanting region, making September a particularly lovely time to experience the stunning landscapes of Rogaska Slatina.

Monthly Sunshine Duration in Rogaska Slatina: September Highlighted

The September sunshine duration represents the total number of hours Rogaska Slatina 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.
JanFebMarAprMayJunJulAugSepOctNovDec164h218h300h334h363h401h422h388h318h284h199h203h
Data source: Rogaska Slatina September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rogaska Slatina During September

In Rogaska Slatina, Slovenia, the likelihood of encountering sunny weather shows a notable upward trend as summer transitions into autumn. By September, the chance of sunshine reaches 51%, indicating a pleasing balance between the warm lingering days of late summer and the cooler autumn air. This slight increase from August's 45% highlights September as a favorable month for outdoor activities, as days remain relatively bright while temperatures begin to settle. As fall progresses into October, the opportunity for sunny weather diminishes to 39%, marking the end of this sunny stretch. Thus, September stands out as an ideal time to enjoy the beauty of Rogaska Slatina before the clouds become more frequent in the months that follow.

Percentage of Sunny Days in September in Rogaska Slatina

The chart illustrates the percentage of sunny days in Rogaska Slatina 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 Rogaska Slatina experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%49%55%38%37%55%48%45%52%39%25%30%
Data source: Rogaska Slatina September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rogaska Slatina in September

As summer transitions to autumn, September in Rogaska Slatina, Slovenia, brings a gradual decline in daylight hours, with approximately 12 hours of sunshine each day. This shift marks a notable decrease from the sun-soaked days of July and August, where daylight peaked at 15 hours. While the light begins to wane, September maintains a comfortable brightness, allowing residents and visitors to enjoy the lingering warmth of late summer. Following this month, the daylight hours will continue to shorten, with October offering just 10 hours. This seasonal rhythm beautifully highlights the balance of light and dark, preparing the region for the cozy embrace of autumn.

Average Daylight Hours in Rogaska Slatina for September

The chart illustrates the variation in daylight duration in Rogaska Slatina throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 4m10h 20m11h 56m13h 34m14h 58m15h 41m15h 19m14h 4m12h 29m10h 52m9h 25m8h 40m
Data source: Rogaska Slatina daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Rogaska Slatina

In Rogaska Slatina, Slovenia, September brings a subtle shift in the air as the average wind speed gently declines to 1.7 m/s (4 mph). This slight decrease follows a summer of relatively calm breezes, where monthly averages hovered around 1.6 to 2.2 m/s (4 to 5 mph). The transition into autumn is marked by a serene stillness, contrasting with the more vigorous winds of spring and early summer. As the days shorten and the leaves begin to change, September's calm winds invite quiet reflection and leisurely strolls through the picturesque spa town, setting the stage for the vibrant foliage that lies ahead.

Average September Wind Speed in Rogaska Slatina

The chart displays monthly wind speed patterns in Rogaska Slatina, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.72.32.52.41.92.21.61.7 m/s2.31.82.0
Data source: Rogaska Slatina September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Rogaska Slatina Compares to Other Months

Weather in Rogaska Slatina varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Rogaska Slatina, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present strikingly different weather patterns. In September, temperatures range from a mild 16°C (62°F) on average to a warm high of 32°C (90°F), with about 118 mm (4.6 in) of precipitation occurring over 11 days and a moderate humidity level of 65%. In contrast, January features a much colder climate, with average temperatures hovering around 1°C (34°F) and lows plunging to -15°C (6°F). The month sees significantly less precipitation at 34 mm (1.3 in) across just 6 days, coupled with a higher humidity level of 90%. For more detailed information, you can check Rogaska Slatina weather in January.

In comparing the weather of September and February, it's clear that these months offer starkly different climates. September typically features a wider temperature range, with minimums around 2°C (36°F) and maximums reaching up to 32°C (90°F), resulting in an average temperature of 16°C (62°F). In contrast, February sees colder temperatures, with lows plummeting to -14°C (6°F) and average temperatures around 4°C (39°F). Precipitation is more frequent in September, with 118 mm (4.6 in) over 11 days compared to February's 58 mm (2.3 in) across 9 days. Additionally, the humidity level is lower in September at 65%, while February experiences a much higher humidity level of 84%. For a more detailed look at February's weather, visit Rogaska Slatina weather in February.

September and March showcase stark contrasts in weather conditions. In September, temperatures range from a mild 2°C (36°F) to a warm 32°C (90°F), with an average of 16°C (62°F) and a total precipitation of 118 mm (4.6 in) over approximately 11 days. The humidity sits at a comfortable 65%. In contrast, March experiences much colder temperatures, with a minimum of -17°C (1°F) and a maximum of 22°C (72°F), averaging just 6°C (44°F). Precipitation is lower at 53 mm (2.1 in) over 9 days, but the humidity is higher at 78%. For more details, you can check Rogaska Slatina weather in March.

September and April exhibit marked differences in weather patterns. September enjoys a warmer climate, with average temperatures ranging from a cool 16°C (62°F) to a maximum of 32°C (90°F), while April experiences lower temperatures, with averages between -7°C (20°F) and a peak of 28°C (82°F). In terms of precipitation, September sees 118 mm (4.6 in) distributed over 11 days, which is significantly higher than April's 66 mm (2.6 in) over the same number of days. Additionally, while April has a higher humidity level of 73%, September's humidity rests at 65%. For more detailed insights into April's weather conditions, you can check Rogaska Slatina weather in April.

When comparing the weather between September and May, both months experience mild temperatures with notable differences. In September, temperatures range from a minimum of 2°C (36°F) to a maximum of 32°C (90°F), while May has slightly cooler temperatures with a minimum of 1°C (34°F) and a maximum of 31°C (88°F). Precipitation is more frequent in May, with 140 mm (5.5 in) over 17 days compared to September's 118 mm (4.6 in) over 11 days. Additionally, May tends to have higher humidity levels at 71%, compared to September's 65%. For more details on May weather in Rogaska Slatina, you can check Rogaska Slatina weather in May.

September and June exhibit distinct weather patterns characterized by notable differences in temperature and humidity. In September, the temperatures range from a minimum of 2°C (36°F) to a maximum of 32°C (90°F), with an average of 16°C (62°F). The month experiences significant precipitation, totaling 118 mm (4.6 in) over 11 days, and maintains a humidity level of 65%. In contrast, June sees milder conditions with temperatures varying from a minimum of 7°C (46°F) to a maximum of 35°C (95°F) and an average of 21°C (69°F). June is somewhat drier, with 92 mm (3.6 in) of rainfall also over 11 days but with a higher humidity level of 73%. For a closer look at June's weather specifics, visit Rogaska Slatina weather in June.

When comparing the weather in September to that of July, it's clear that July generally offers warmer temperatures. With a minimum of 9°C (49°F) and an average of 22°C (71°F), July is noticeably milder than September, which has a minimum of 2°C (36°F) and an average of 16°C (62°F). The peak summer month can reach a maximum of 36°C (96°F), while September’s highs only reach up to 32°C (90°F). Additionally, July experiences slightly less precipitation, with 105 mm (4.1 in) over 11 days, compared to September's 118 mm (4.6 in) with the same number of rainy days. Humidity is also slightly higher in July at 70% compared to September's 65%. For more details, you can visit Rogaska Slatina weather in July.

In comparing the weather between September and August, September experiences cooler temperatures, with a minimum of 2°C (36°F) and an average of 16°C (62°F), while August boasts a warmer minimum of 7°C (46°F) and a higher average of 22°C (71°F). The maximum temperature in August reaches up to 37°C (98°F), significantly warmer than September's peak of 32°C (90°F). Additionally, precipitation is slightly higher in September at 118 mm (4.6 in) compared to August's 94 mm (3.7 in), although both months report rainfall on 11 days. Humidity levels are also a touch higher in September at 65%, compared to August's 60%. For more detailed information, you can check Rogaska Slatina weather in August.

September and October display a notable shift in weather patterns. September features warmer temperatures, with a minimum of 2°C (36°F) and an average of 16°C (62°F), peaking at a sunny 32°C (90°F). In contrast, October brings a cooler climate with temperatures dropping to a minimum of -1°C (30°F) and an average of 12°C (53°F), reaching a maximum of 25°C (77°F). Precipitation decreases from 118 mm (4.6 in) over 11 days in September to 67 mm (2.6 in) over just 9 days in October. Additionally, humidity levels rise significantly in October, reaching 84%, up from September’s 65%. For more detailed insights, you can check Rogaska Slatina weather in October.

September and November present quite contrasting weather patterns. In September, temperatures range from a minimum of 2°C (36°F) to a maximum of 32°C (90°F), with an average of 16°C (62°F). The month is relatively humid at 65% with a total precipitation of 118 mm (4.6 in) spread over 11 days. In stark contrast, November sees lower temperatures, with a minimum of -6°C (22°F), an average of 6°C (44°F), and a maximum of 21°C (70°F). The humidity rises significantly to 89%, while precipitation decreases to 85 mm (3.3 in) over 10 days. For more detailed insights on November weather, you can visit Rogaska Slatina weather in November.

September and December present quite contrasting weather conditions. In September, temperatures range from a minimum of 2°C (36°F) to a warm maximum of 32°C (90°F), averaging around 16°C (62°F). The month also sees relatively moderate precipitation, totaling 118 mm (4.6 in) over 11 days, with humidity at 65%. In stark contrast, December experiences much cooler temperatures, with a minimum of -9°C (16°F) and a maximum of 17°C (62°F), averaging just 2°C (37°F). Precipitation drops to 76 mm (3.0 in) over 9 days, yet the humidity increases significantly to 89%. For more information, you can check the detailed Rogaska Slatina weather in December.

Compare Rogaska Slatina's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Rogaska Slatina

As September unfolds in Rogaska Slatina, the weather offers a refreshing transition from the sweltering summer months to the cool embrace of autumn. With a pleasant average temperature of 16°C (62°F), the days are characterized by warm afternoons reaching up to 32°C (90°F), while evenings become notably cooler, dropping to a crisp 2°C (36°F). This month also sees an increase in rainfall, with 118 mm (4.6 in) of precipitation spread across 11 days, enhancing the lushness of the surroundings. The 65% humidity adds a refreshing touch to the air, making it an ideal time for those who enjoy milder weather and fewer crowds. For a detailed look at the annual trends, check out Rogaska Slatina Climate.