September Weather in Calimanesti, Romania

Last updated: August 27, 2025

In September, Calimanesti, Romania experiences a vibrant transition into autumn, with maximum temperatures reaching 30°C (87°F) and an average of 15°C (60°F). The month showcases cooler nights, as minimum temperatures can dip to -2°C (28°F). Although the region receives 45 mm (1.8 in) of precipitation over approximately 6 days, the overall humidity sits at a moderate 58%, creating a refreshing atmosphere. Visitors can enjoy the beauty of this charming town as it shifts from the warmth of summer to the crispness of fall.

September Temperature in Calimanesti

In September, Calimanesti experiences a delightful transition from the warmth of summer to the crispness of fall. The temperatures range from a minimum of -2°C (28°F) to a pleasant average of 15°C (60°F), peaking at a comfortable 30°C (87°F). This month marks a notable shift in climate, showcasing a noticeable drop compared to the peak summer heat, yet still offering mild days perfect for outdoor activities. As the leaves begin to change, September serves as a beautiful bridge between the sun-soaked days of August and the cooler temperatures of October, inviting both locals and visitors to enjoy the breathtaking landscapes of Romania's mountainous terrain.

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).
JanFebMarAprMayJunJulAugSepOctNovDec283439475664666859504133
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 noticeable shift in its climatic patterns as precipitation sharply declines to 45 mm (1.8 in), marking one of the driest months of the year. This drop is accompanied by a reduction in rainy days, with just 6 days of rainfall, indicating a trend towards more stable and pleasant weather as summer transitions to autumn. This contrasts with the heavy precipitation seen in May and June, when rainfall often exceeded 130 mm and spanned nearly 19 days, suggesting that September serves as a bridge, providing a reprieve before the wetter months return in October and November. Overall, this month’s milder conditions make it an inviting time for outdoor activities, as nature begins to showcase its vibrant fall colors.

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.
JanFebMarAprMayJunJulAugSepOctNovDec525372591531301297145606499
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Calimanesti

In September, Calimanesti experiences a noticeable shift in humidity, dipping to 58% after a summer marked by much lower levels, particularly the dry 51% of August. This transition signals the onset of autumn, as humidity begins to climb back towards the higher levels typical for the region. Following September, the air will again become more humid, rapidly approaching 80% by October and peaking at 90% in December. This pattern reflects a seasonal cycle in Calimanesti, where the humid climate is a defining characteristic, especially noticeable during the colder months. As the year progresses, residents and visitors alike can expect a gradual return to the heavier, moisture-laden air that characterizes winter in this picturesque Romanian landscape.

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.
JanFebMarAprMayJunJulAugSepOctNovDec91%86%83%74%70%67%65%51%58%80%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Calimanesti

In September in Calimanesti, Romania, the UV Index drops to 7, indicating a high exposure category, which suggests a burn time of 25 minutes for unprotected skin. This is a slight decrease from the peak summer months of July and August, when the UV Index reached a high of 9. As summer transitions to fall, residents and visitors alike should remain vigilant about sun protection, as the high UV levels can still pose risks, especially during midday hours. For more detailed information on UV levels throughout the year in Calimanesti, check out 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.
JanFebMarAprMayJunJulAugSepOctNovDec235789997532
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

As summer gently transitions into fall, September in Calimanesti, Romania, showcases a delightful 335 hours of sunshine. This month maintains a strong sun presence, trailing only behind the peak brilliance of July, which boasts 415 hours. While the sunny days of summer begin to wane, September still offers a generous dose of warmth and light, a welcome continuation from the lush sunny months of June and August, with 398 and 400 hours respectively. As the year progresses, the sunshine gradually diminishes, dipping to 282 hours by October. Nevertheless, September stands as a charming bridge between the sun-drenched days of summer and the cooler, gentler light of autumn, inviting locals and visitors alike to bask in its golden rays.

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.
JanFebMarAprMayJunJulAugSepOctNovDec172h225h285h342h383h398h415h400h335h282h211h187h
Data source: Calimanesti September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Calimanesti During September

In Calimanesti, Romania, September marks a significant shift towards sunnier days, showcasing a 52% chance of sunshine. This trend reflects a broader pattern of increasing sunlight as summer progresses, with August peaking at 61%. While September does experience a decline from the summer’s highs, it remains one of the more favorable months for outdoor activities compared to the chillier, less sunny months that follow. As the landscape transitions into autumn, the chances of soaking up some rays make September an appealing time to explore the scenic beauty of this charming locale.

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.
JanFebMarAprMayJunJulAugSepOctNovDec20%40%40%34%40%42%57%61%52%41%26%25%
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 9m10h 23m11h 56m13h 32m14h 53m15h 35m15h 13m14h12h 29m10h 54m9h 30m8h 46m
Data source: Calimanesti daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Calimanesti

As the seasons change in Calimanesti, Romania, September brings a gentle breeze with an average wind speed of 1.5 m/s (3 mph), marking a continuation of the mild conditions experienced during the summer months. This subtle shift reflects a trend seen throughout the year, where the wind remains consistently calm, fluctuating between 1.5 to 1.8 m/s during the warmer months. Interestingly, the autumn months ahead indicate a slight decrease, with October measuring a minimal drop to 1.4 m/s (3 mph), suggesting the region's transition into a quieter, more serene environment. Overall, September's winds embody the tranquil charm of late summer, inviting visitors to savor the beauty of the season in this picturesque Romanian setting.

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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.71.81.51.81.51.61.51.5 m/s1.41.51.6
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 present stark contrasts in weather. In September, temperatures range from a pleasant minimum of -2°C (28°F) to a warm maximum of 30°C (87°F), with an average of 15°C (60°F). The month features 45 mm (1.8 in) of precipitation spread over 6 days and a moderate humidity level of 58%. In contrast, January is much colder, with temperatures dipping to a minimum of -22°C (-7°F) and a maximum of just 12°C (55°F), averaging -2°C (28°F). Precipitation slightly increases to 52 mm (2.0 in) over 8 days, and the humidity rises significantly to 91%. For more specific details, you can check this link: Calimanesti weather in January.

September and February exhibit striking differences in weather conditions. September greets us with a comfortable average temperature of 15°C (60°F), ranging from a chilly low of -2°C (28°F) to a warm high of 30°C (87°F). The month sees moderate precipitation of 45 mm (1.8 in) over about 6 days, accompanied by a relatively comfortable humidity level of 58%. In contrast, February brings much colder temperatures, averaging just 1°C (34°F), with lows plunging to -14°C (8°F) and highs peaking at 19°C (66°F). It typically receives more precipitation than September, totaling 53 mm (2.1 in) across 10 days, coupled with a higher humidity of 86%, making it feel more damp and chilly. For more details on February weather specifics, you can check Calimanesti weather in February.

In September, the weather in Calimanesti is generally mild, with temperatures ranging from a low of -2°C (28°F) to a high of 30°C (87°F) and an average of 15°C (60°F). The month sees about 45 mm (1.8 in) of precipitation over roughly 6 days, making it a relatively dry month with a humidity level of 58%. In contrast, March experiences much chillier conditions, with temperatures dipping as low as -16°C (3°F) and averaging around 4°C (39°F), peaking at 21°C (71°F). Precipitation increases significantly to 72 mm (2.9 in) over 12 days, contributing to a higher humidity of 83%. For those interested in the specifics of March weather, more details can be found here: Calimanesti weather in March.

When comparing September and April weather, notable differences emerge in both temperature and precipitation patterns. September boasts a broader temperature range, with minimums around -2°C (28°F), an average of 15°C (60°F), and maximums reaching up to 30°C (87°F). In contrast, April tends to be cooler, with minimums dropping to -7°C (19°F), an average of 9°C (48°F), and maximums of 25°C (77°F). Precipitation is also higher in April, with 59 mm (2.3 in) over 10 days compared to September's 45 mm (1.8 in) across 6 days, reflecting April's higher humidity level of 74% versus September's 58%. For more details on April weather, you can view Calimanesti weather in April.

September and May present notably different weather patterns. In September, temperatures range from a chilly minimum of -2°C (28°F) to a warm maximum of 30°C (87°F), with an average of 15°C (60°F). The month sees relatively low precipitation of 45 mm (1.8 in) over just 6 days, and humidity levels are around 58%. In contrast, May experiences milder temperatures, with minimums of 1°C (34°F), averages of 13°C (56°F), and maximums of 27°C (80°F). Precipitation is significantly higher in May, totaling 153 mm (6.0 in) across 18 days, and humidity is also elevated at 70%. For a detailed overview of May weather in Calimanesti, you can check Calimanesti weather in May.

September and June present distinctly different weather patterns. In September, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant average of 15°C (60°F) and peaking at 30°C (87°F). The month sees relatively low precipitation at 45 mm (1.8 in) over just 6 days, with a moderate humidity level of 58%. In contrast, June experiences milder temperatures, with a minimum of 3°C (38°F), an average of 18°C (64°F), and a maximum of 31°C (88°F). However, it is significantly wetter, with precipitation totaling 130 mm (5.1 in) across 19 days and higher humidity levels at 67%. For a closer look at June weather specifics, check out Calimanesti weather in June.

In comparing the weather between September and July, we see distinct differences in temperature and precipitation. September experiences a wider temperature range with minimums dropping to -2°C (28°F) and maximums reaching up to 30°C (87°F), averaging around 15°C (60°F). In contrast, July has generally milder temperatures, with minimums around 7°C (46°F) and maximums peaking at 31°C (88°F), averaging 19°C (66°F).

Precipitation levels also vary significantly; July is considerably wetter, receiving 129 mm (5.1 in) across 16 days, while September sees only 45 mm (1.8 in) over 6 days. Additionally, humidity is higher in July at 65%, compared to September's 58%. For more detailed insights into July weather, visit Calimanesti weather in July.

The weather in September is notably cooler compared to August, with September experiencing a minimum temperature of -2°C (28°F) and an average of 15°C (60°F), while August enjoys a milder minimum of 7°C (44°F) and an average of 20°C (68°F). The highest temperatures in September reach up to 30°C (87°F), significantly lower than August's peak of 33°C (92°F). Additionally, September features less precipitation, with 45 mm (1.8 in) over 6 days, compared to August's 71 mm (2.8 in) over 10 days. Interestingly, September's humidity is slightly higher at 58%, compared to 51% in August. For more details on weather conditions, you can check Calimanesti weather in August.

In September, temperatures exhibit a wider range, with minimums dropping to -2°C (28°F) and reaching a pleasant average of 15°C (60°F), peaking at a warm 30°C (87°F). The month sees moderate precipitation at 45 mm (1.8 in) over approximately 6 days, while humidity hovers around 58%. In contrast, October brings cooler average temperatures, with a minimum of -2°C (29°F) and an average of 10°C (50°F), peaking at 24°C (76°F). Precipitation increases to 60 mm (2.4 in) over 8 days, and humidity rises significantly to 80%. Overall, October presents a shift towards cooler and wetter conditions compared to the warmer and drier September. For more details, you can check the Calimanesti weather in October.

September generally offers a milder climate compared to November, with average temperatures around 15°C (60°F) and highs reaching up to 30°C (87°F). In contrast, November sees cooler conditions, with average temperatures dropping to just 5°C (42°F) and maximums of 22°C (72°F). Additionally, September experiences less precipitation, with about 45 mm (1.8 in) over 6 days, whereas November receives more rainfall, totaling 64 mm (2.5 in) across 11 days. The humidity also rises significantly in November to 88%, compared to September's 58%. For a closer look at November weather patterns, you can visit Calimanesti weather in November.

September and December exhibit stark contrasts in weather patterns. September typically enjoys a mild climate, with average temperatures around 15°C (60°F) and highs reaching up to 30°C (87°F), accompanied by moderate humidity levels of 58%. The month experiences relatively light precipitation of 45 mm (1.8 in) over about 6 days. In contrast, December brings a frigid chill, with average temperatures plummeting to just 1°C (33°F) and lows sinking to -13°C (9°F). Rainfall increases significantly, with 99 mm (3.9 in) spread across approximately 12 days, and humidity rises to a damp 90%. For a closer look at the weather specifics, you can visit Calimanesti weather in December.

Compare Calimanesti's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Calimanesti

As September unfolds in Calimanesti, the weather starts to transition from the warmth of summer to the crispness of autumn. Temperatures typically reach a maximum of 30°C, offering lingering warmth during the day, while cooler nights can dip to around 15°C on average. This delicate balance contrasts sharply with the peak summer heat, making it a delightful time for outdoor activities. With approximately 45 mm of precipitation spread over about 6 days, the month brings a refreshing touch of rain, enhancing the lush landscapes of the region. Humidity levels hover around 58%, creating a pleasant environment for visitors. For a deeper understanding of what to expect throughout the year, explore the comprehensive details at Calimanesti Climate.