September Weather in Calimanesti, Romania

Last updated: August 27, 2025

In September, Călimănești, Romania transforms into a delightful destination as it transitions from summer to autumn. With daytime temperatures reaching a maximum of 33°C (93°F), the days remain warm and inviting, while the average temperature settles around a comfortable 18°C (65°F). Nights can be brisk, dipping to a minimum of 1°C (33°F), perfect for cozy evenings. Rainfall is mild, with a total of 33 mm (1.3 in) occurring over approximately 4 days, contributing to the area's lush landscape. The humidity levels at 57% offer a balanced atmosphere, enhancing the charm of this picturesque locale during this vibrant month.

September Temperature in Calimanesti

In September, Calimanesti experiences a delightful transition into autumn, with temperatures ranging from a crisp 1°C (33°F) at night to a comfortable 33°C (93°F) during the day. The average temperature settles around a pleasant 18°C (65°F), striking a perfect balance for outdoor activities and exploration. This time of year marks a significant drop from the sweltering highs of summer, yet still retains warmth, making it ideal for enjoying the changing colors of nature and the local culture. As the month progresses, the cool evenings signal the approach of fall, inviting visitors to experience the cozy charm of this picturesque Romanian destination.

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

The chart illustrates September temperature patterns in Calimanesti, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calimanesti, 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).
JanFebMarAprMayJunJulAugSepOctNovDec323642526270737465544336
Data source: Temperature data for Calimanesti 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 Calimanesti

In September, Calimanesti experiences a modest precipitation total of 33 mm (1.3 in), falling slightly short of the summer highs but maintaining a comfortable balance. With just four rainy days, this month marks a transition into the drier period following the peaks of late spring and early summer. Compared to the previous month, August, which saw only 24 mm (1.0 in) of rainfall, September brings a refreshing increase, hinting at the upcoming cozy autumn months. This gradual tapering off from the wetter months fosters a unique charm in Calimanesti, where the crisp air begins to take hold, making it a delightful time for outdoor exploration against a picturesque backdrop of changing foliage.

September Precipitation Trends in Calimanesti

The chart displays monthly precipitation patterns in Calimanesti, 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 Calimanesti, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2836374350106602433393560
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Calimanesti

As summer fades, September in Calimanesti, Romania, marks a notable transition in humidity levels. With the moisture peaking at a comfortable 57%, the air begins to shift from the dryness of August, which saw a low of 48%. This increase signifies the gradual return of humidity as the region heads into the cooler months. In fact, September acts as a precursor to the higher humidity levels of autumn, notably rising to 79% by October. This trend highlights the ebb and flow of humidity throughout the year, illustrating a move from the warm, drier months to a more humid climate that prepares residents for the wetness of late fall and winter.

September Average Humidity in Calimanesti

This chart illustrates the average monthly humidity levels in Calimanesti, 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 Calimanesti is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%85%82%73%71%70%66%48%57%79%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Calimanesti

In September, Calimanesti, Romania experiences a UV Index of 7, placing it in the high exposure category. This marks a slight decrease from the peak summer months of July and August, which boasted very high indices of 9 and 8 respectively. With a burn time of 25 minutes, September still demands attention to sun safety, as the sun's intensity remains significant. As fall approaches, the UV levels begin to moderate, suggesting that while the weather may be cooling, it's still essential to protect your skin during outdoor activities. For more insights on UV exposure throughout the year, visit the Calimanesti UV Index.

Maximum UV Index Levels in Calimanesti for September

The chart shows the monthly maximum UV Index (UVI) for Calimanesti 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 Calimanesti typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
Data source: Calimanesti 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 Calimanesti

In Călimănești, Romania, September ushers in a gentle transition from summer's embrace, showcasing 342 hours of sunshine—a significant, yet mellower, decline from the peak of 429 hours in July. This month reflects the trend of diminishing daylight as autumn approaches, inviting visitors to savor the lingering warmth. While the sunshine hours start to wane, the vibrant hues of fall paint the landscape, making it an ideal time for leisurely strolls or outdoor adventures. As the sunlight softens, it sets the stage for introspective moments and breathtaking views, encapsulating the serene beauty of the changing seasons.

Monthly Sunshine Duration in Calimanesti: September Highlighted

The September sunshine duration represents the total number of hours Calimanesti 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.
JanFebMarAprMayJunJulAugSepOctNovDec171h234h294h349h402h404h429h409h342h293h218h191h
Data source: Calimanesti September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Calimanesti During September

September in Calimanesti, Romania, brings a refreshing transition into autumn, with a 51% chance of sunny weather. This slight dip from the summer peak—where July and August boast impressive sun exposure rates of 59% and 60%—indicates that while the sweltering heat begins to wane, opportunities for enjoying splashes of sunshine remain abundant. Compared to earlier months, such as April with only a 49% chance of sunny days, September strikes a pleasant balance as it gracefully embraces cooler temperatures while still allowing sun-seekers to savor enjoyable outdoor activities. As autumn edges in, September offers a welcoming blend of sun and mild weather, making it an ideal time to explore the scenic beauty of Calimanesti.

Percentage of Sunny Days in September in Calimanesti

The chart illustrates the percentage of sunny days in Calimanesti 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 Calimanesti experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%38%39%49%41%35%59%61%51%48%39%23%
Data source: Calimanesti September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Calimanesti in September

September in Călimănești, Romania, marks the gentle transition from summer's long, sunlit days to the shorter and cooler months ahead. With an average daylight duration of 12 hours, September offers a delightful blend of light before the days begin to wane significantly. The month showcases a gradual decline from the peak sunlight of 15 hours in June and July, reminding residents that autumn is approaching. As the days shorten, they can still relish the warm hues of late summer while enjoying a comfortable amount of daylight, which provides the perfect backdrop for outdoor activities and picturesque landscapes.

Average Daylight Hours in Calimanesti for September

The chart illustrates the variation in daylight duration in Calimanesti throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 5m10h 21m11h 56m13h 33m14h 57m15h 39m15h 17m14h 3m12h 29m10h 52m9h 27m8h 42m
Data source: Calimanesti daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Calimanesti

As summer gracefully transitions into autumn, September winds in Călimănești experience a subtle decline, with an average speed of 2.3 m/s (5 mph). This slight decrease follows a pattern observed throughout the year, where the wind gently fluctuates, peaking in the spring months of March and June at 3.2 m/s. Interestingly, the calm at the end of summer, reflected in the 2.4 m/s of August, hints at a serene shift towards the cozy embrace of fall. October stabilizes at a similar 2.4 m/s, showcasing a consistent and inviting atmosphere that characterizes the region as it bids farewell to warmer days.

Average September Wind Speed in Calimanesti

The chart displays monthly wind speed patterns in Calimanesti, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.83.22.52.93.22.52.42.3 m/s2.42.73.1
Data source: Calimanesti September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Calimanesti Compares to Other Months

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

September and January offer striking contrasts in weather conditions. In September, temperatures range from a cool 1°C (33°F) to a warm 33°C (93°F), with an average of 18°C (65°F) and relatively low precipitation at 33 mm (1.3 in) over 4 days. The humidity hovers around 57%, providing a comfortable, late-summer atmosphere. In contrast, January ushers in much colder weather, where temperatures drop dramatically, with a minimum of -14°C (7°F) and an average of 0°C (32°F); the maximum only reaching 15°C (59°F). Precipitation slightly decreases to 28 mm (1.1 in) over 5 days, yet the humidity climbs to a chilly 88%, contributing to the crisp winter air. For more insights into January weather, you can check Calimanesti weather in January.

September and February present contrasting weather patterns. In September, temperatures range from a minimum of 1°C (33°F) to a maximum of 33°C (93°F), with an average of 18°C (65°F). The month experiences relatively low precipitation of 33 mm over just 4 days and has a humidity level of 57%. In stark contrast, February sees much colder temperatures, with a minimum of -11°C (12°F), an average of 2°C (36°F), and a maximum of 20°C (68°F). Precipitation increases slightly to 36 mm over 6 days, accompanied by higher humidity at 85%. For more details on February weather conditions, you can check Calimanesti weather in February.

September and March present distinctly different weather experiences. In September, temperatures typically range from a chilly minimum of 1°C (33°F) to a warm average of 18°C (65°F) and can reach a maximum of 33°C (93°F), making it a generally warm month with lower humidity at 57% and only 33 mm (1.3 in) of precipitation over about 4 days. In contrast, March features colder conditions with a minimum temperature of -12°C (11°F) and an average of 6°C (42°F), peaking at a mild 24°C (75°F). This month sees higher humidity levels of 82% and slightly more precipitation at 37 mm (1.4 in) across 7 days. For a deeper look into March weather, you can visit Calimanesti weather in March.

When comparing the weather in September and April, notable differences emerge. September boasts a wider temperature range, with a minimum of 1°C and a maximum of 33°C, averaging around 18°C, while April's temperatures are generally cooler, ranging from -4°C to a maximum of 29°C, with an average of 11°C. Precipitation is slightly higher in April at 43 mm over seven days compared to September's 33 mm over just four days. Additionally, humidity levels in April are higher, reaching 73% versus September's 57%. For more information about weather conditions in April, you can visit Calimanesti weather in April.

In comparing the weather between September and May, September showcases a wider temperature range, with minimums dipping to 1°C (33°F) and maximums reaching up to 33°C (93°F), while May presents slightly milder conditions, starting at a minimum of 3°C (38°F) and topping out at 30°C (87°F). Precipitation is notably higher in May, totaling 50 mm (2.0 in) over 10 days compared to September's 33 mm (1.3 in) over just 4 days, indicating a wetter month overall. Additionally, May experiences higher humidity levels at 71%, compared to September's 57%, contributing to a more tropical feel as spring transitions into summer. For a closer look at May weather patterns, you can visit Calimanesti weather in May.

In comparing the weather between September and June, we can observe distinct differences in temperature and precipitation. June tends to be warmer, with an average temperature of 21°C (71°F) and a maximum of 34°C (93°F), compared to September's average of 18°C (65°F) and maximum of 33°C (93°F). However, September experiences less precipitation, with only 33 mm (1.3 in) over 4 days, whereas June has significantly more rainfall at 106 mm (4.2 in) across 13 days. Additionally, humidity levels are higher in June at 70%, in contrast to September’s 57%. For more detailed information about the weather in June, you can visit Calimanesti weather in June.

In comparing the weather between July and September, July tends to be warmer, with an average temperature of 23°C (73°F) and daily highs reaching up to 37°C (99°F). In contrast, September presents a cooler climate, with average temperatures around 18°C (65°F) and maximums peaking at 33°C (93°F). Additionally, July experiences more rainfall, with around 60 mm (2.3 in) over 9 days, compared to September's lighter precipitation of 33 mm (1.3 in) spread across just 4 days. Humidity levels are also higher in July at 66%, while September enjoys a slightly lower humidity of 57%. For more detailed information, you can check out Calimanesti weather in July.

In comparing the weather of September to that of August, September experiences a notable drop in both minimum and average temperatures. With a minimum temperature of 1°C (33°F) and an average of 18°C (65°F), September feels considerably cooler than August, which enjoys a minimum temperature of 9°C (49°F) and an average of 23°C (74°F). Additionally, September's highest temperature reaches 33°C (93°F), whereas August can peak at a warm 37°C (99°F). Precipitation in September is slightly higher at 33 mm (1.3 in) over 4 days compared to August's 24 mm (1.0 in) over 5 days, and the humidity also increases from 48% in August to 57% in September. For more detailed information, you can view Calimanesti weather in August.

September and October present a notable shift in weather conditions. In September, temperatures range from a minimum of 1°C (33°F) to a maximum of 33°C (93°F), with an average of 18°C (65°F). The month experiences light precipitation of 33 mm (1.3 in) over just 4 days, and humidity levels average around 57%. In contrast, October sees a drop in temperatures with a minimum of -2°C (29°F), an average of 12°C (54°F), and a maximum of 28°C (82°F). Precipitation increases slightly to 39 mm (1.5 in) over 5 days, and humidity rises significantly to 79%. For more details, you can check the Calimanesti weather in October.

September and November present distinctly different weather patterns. In September, temperatures range from a cool 1°C (33°F) at night to a warm average of 18°C (65°F), with highs reaching up to 33°C (93°F). The month sees relatively low precipitation, averaging 33 mm (1.3 in) over just 4 days, and a comfortable humidity level of 57%. In contrast, November experiences much colder temperatures, with a minimum of -6°C (22°F) and an average of only 6°C (44°F), peaking at 24°C (76°F). This month is slightly wetter, with 35 mm (1.4 in) of precipitation spread across 6 days and significantly higher humidity at 87%. For a more detailed look at November weather in Calimanesti, check out Calimanesti weather in November.

September and December present distinctly different weather patterns. In September, temperatures range from a mild minimum of 1°C (33°F) to a warm maximum of 33°C (93°F), with an average temperature of 18°C (65°F). Rainfall is relatively light, with only 33 mm (1.3 in) spread over about 4 days, while humidity sits at a comfortable 57%. In contrast, December sees much colder conditions, with temperatures dropping to a minimum of -10°C (14°F) and an average of only 2°C (36°F). The maximum temperature reaches 16°C (62°F), but precipitation increases to 60 mm (2.4 in) over 10 days, accompanied by a significantly higher humidity level of 88%. For a detailed look at December's climate, visit Calimanesti weather in December.

Compare Calimanesti's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Calimanesti

As September arrives in Calimanesti, the weather transitions into a milder climate, contrasting sharply with the heat of summer. While temperatures can still peak at a pleasant 33°C, the average drops to a comfortable 18°C, offering respite from the sweltering heat. Precipitation remains relatively low, with only a few rainy days throughout the month, ensuring that outdoor activities can continue unimpeded. The humidity settles around 57%, making the atmosphere feel refreshingly crisp. This delightful blend makes September an ideal time to explore the natural beauty of the region. For more detailed insights, visit Calimanesti Climate.