September Weather in Stefan cel Mare, Romania

Last updated: August 27, 2025

Experience the dynamic September weather in Stefan cel Mare, Romania, where temperatures can soar to a maximum of 36°C (97°F), while the average settles at a comfortable 21°C (70°F). Visitors may encounter cooler evenings with minimum temperatures dropping to 3°C (37°F). This month sees a modest 15 mm (0.6 in) of precipitation over just 3 days, allowing for plenty of sunshine amidst a humidity level of 59%. Whether you're enjoying the warmth or preparing for the cooler nights, September is an inviting time to explore this charming locale.

September Temperature in Stefan cel Mare

As summer gracefully transitions into autumn, September in Stefan cel Mare brings a delightful mix of warmth and coolness. The average temperature sits comfortably at 21°C (70°F), while daytime highs can soar to 36°C (97°F), offering one last taste of summer's warmth. Nights start to cool down, with lows around 3°C (37°F), hinting at the approaching chill of fall. This month embodies a beautiful balance, inviting residents and visitors alike to enjoy outdoor activities in the crisp, refreshing air while basking in the lingering sunlight. The gradual shift from the height of summer towards autumn is a reminder of nature's rhythm, making September a truly enchanting time in this vibrant Romanian locale.

September Weather in Stefan cel Mare: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Stefan cel Mare, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stefan cel Mare, 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).
JanFebMarAprMayJunJulAugSepOctNovDec333945556572767869574638
Data source: Temperature data for Stefan cel Mare 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 Stefan cel Mare

In September, Stefan cel Mare, Romania, experiences a noticeable shift in precipitation patterns, with just 15 mm (0.6 in) of rainfall recorded over a mere 3 days. This marks a significant decline from the wetter summer months, where June and July saw average rainfall reaching 92 mm and 73 mm, respectively. As autumn approaches, the transition to drier weather becomes evident, making September one of the driest months in the year. The reduced precipitation not only influences the local landscape but also reflects a broader climatic trend, suggesting a pattern of decreasing rainfall as the seasons shift from the lushness of summer to the crispness of fall.

September Precipitation Trends in Stefan cel Mare

The chart displays monthly precipitation patterns in Stefan cel Mare, 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 Stefan cel Mare, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec414176417292732815594352
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Stefan cel Mare

In September, humidity levels in Stefan cel Mare, Romania, settle at a moderate 59%, signaling a transition from the summer's drier conditions, where August recorded just 50% humidity. As the seasons change, this gradual increase in moisture is part of a broader trend observed throughout the year—starting from the high humidity during winter months, peaking at 89% in January and December before tapering off to the summer lows. This September reading hints at the onset of autumn, as humidity levels begin to climb again, preparing the region for the moisture-laden months of October and November. Overall, the trend showcases a cyclical pattern of humidity, reflecting Romania's diverse seasonal shifts.

September Average Humidity in Stefan cel Mare

This chart illustrates the average monthly humidity levels in Stefan cel Mare, 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 Stefan cel Mare is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%85%83%71%73%67%68%50%59%79%87%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Stefan cel Mare

As summer transitions into autumn, the September UV Index in Stefan cel Mare, Romania, showcases a decline from the intense levels of the preceding months. With a UV Index reading of 7, categorized as high, locals and visitors alike should be mindful of sun exposure, particularly as the recommended burn time is 25 minutes. This dip in the UV Index from August's 8 reflects the gradual shift towards cooler weather, yet the need for sun protection remains crucial during early fall. Those venturing outdoors can still enjoy the pleasant September rays while staying informed about their UV exposure. For more details on daily conditions, check the Stefan cel Mare UV Index.

Maximum UV Index Levels in Stefan cel Mare for September

The chart shows the monthly maximum UV Index (UVI) for Stefan cel Mare 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 Stefan cel Mare typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236789987532
Data source: Stefan cel Mare 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 Stefan cel Mare

As the summer sun begins to wane, September in Stefan cel Mare, Romania, still enjoys a generous 345 hours of sunshine, though it marks a noticeable dip from the peak of July’s 430 hours. This gentle decline signals the transition into autumn, with August also showcasing a robust 404 hours that sets the stage for September's warm embrace. The thriving light of earlier months gives way to the softer glows of fall, yet this month maintains significantly more sunshine than the colder winter days that lie ahead. As daylight shrinks towards October and its 289 hours, September invites lingering moments in the sun, offering a perfect blend of summer's warmth and the crisp anticipation of autumn.

Monthly Sunshine Duration in Stefan cel Mare: September Highlighted

The September sunshine duration represents the total number of hours Stefan cel Mare 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.
JanFebMarAprMayJunJulAugSepOctNovDec173h234h291h348h393h405h430h404h345h289h221h208h
Data source: Stefan cel Mare September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Stefan cel Mare During September

In Stefan cel Mare, Romania, September presents a pleasant shift in weather, boasting a 58% chance of sunny days. This marks a notable dip from the summer peak, where July and August enjoy 74% and 77% sun likelihood, respectively. Nonetheless, September retains a significant share of sunshine, making it a delightful month for outdoor activities as summer gradually transitions into autumn. As the days grow shorter and the temperatures begin to cool, residents and visitors alike can still expect a fair amount of bright, sunny weather, positioning September as a perfect time to explore the natural beauty of the region.

Percentage of Sunny Days in September in Stefan cel Mare

The chart illustrates the percentage of sunny days in Stefan cel Mare 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 Stefan cel Mare experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%38%47%44%47%47%74%77%58%45%30%31%
Data source: Stefan cel Mare September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Stefan cel Mare in September

In Stefan cel Mare, Romania, September marks a subtle transition as daylight begins to wane, offering around 12 hours of sunshine each day. This decline follows a peak in summer, where June and July bask in 15 hours of daylight, creating a vibrant atmosphere for outdoor activities. As autumn approaches, the gradual decrease in daylight reflects a shift in nature, with August already seeing a reduction to 13 hours. The pleasant September days serve as a gentle reminder of the changing seasons, setting the stage for the shorter daylight hours of October and November, leading towards the depths of winter. Thus, September beautifully balances lingering summer warmth with the onset of fall's cozy embrace.

Average Daylight Hours in Stefan cel Mare for September

The chart illustrates the variation in daylight duration in Stefan cel Mare throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 18m10h 28m11h 56m13h 27m14h 44m15h 23m15h 3m13h 54m12h 27m10h 57m9h 38m8h 57m
Data source: Stefan cel Mare daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Stefan cel Mare

As September unfolds in Stefan cel Mare, Romania, the average wind speed maintains a steady 3.1 m/s (7 mph), a gentle reminder of the seasonal shift towards autumn. This consistent breeze mirrors the patterns seen throughout the year, where wind speeds oscillate between 2.0 m/s in the calm summer months and 3.2 m/s as fall approaches. Interestingly, after a slight dip in the summer, September’s wind reflects a return to the moderate gusts typical of earlier months, setting the stage for the cooler days ahead. With this refreshing breeze, residents and visitors alike can savor the transitional beauty of the season, feeling nature’s rhythm as it prepares for the colder months.

Average September Wind Speed in Stefan cel Mare

The chart displays monthly wind speed patterns in Stefan cel Mare, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.73.03.13.22.03.02.73.1 m/s3.22.63.1
Data source: Stefan cel Mare September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Stefan cel Mare Compares to Other Months

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

September offers a warm transition into autumn, with temperatures ranging from a cool 3°C (37°F) to a balmy 36°C (97°F) and an average of 21°C (70°F). With only 15 mm (0.6 in) of precipitation over about 3 days, the humidity sits at a manageable 59%. In contrast, January brings a biting chill, where temperatures plunge to a minimum of -18°C (-1°F) and only peak at 16°C (60°F), resulting in a stark average of 1°C (33°F). The winter month sees increased precipitation of 41 mm (1.6 in) over 7 days, accompanied by a high humidity level of 89%. For more details on January weather, visit Stefan cel Mare weather in January.

In September, the weather is generally warm, with average temperatures reaching around 21°C (70°F) and a maximum of 36°C (97°F). The month sees relatively low precipitation, with only 15 mm (0.6 in) over about 3 days, and the humidity averages 59%. In contrast, February is much colder, with average temperatures plummeting to around 4°C (39°F) and dipping as low as -13°C (9°F). This chilly month experiences more precipitation, totaling 40 mm (1.6 in) spread across 8 days, accompanied by higher humidity levels of 85%. For more detailed weather information specific to February, you can check Stefan cel Mare weather in February.

September and March present quite contrasting weather conditions. In September, temperatures range from a chilly 3°C (37°F) in the early hours to a warm 36°C (97°F) during the day, with an average of 21°C (70°F). This month sees relatively low precipitation at 15 mm (0.6 in) and an average humidity of 59%, making it a drier time of year with only 3 days of rain. In stark contrast, March experiences much cooler temperatures with a minimum of -14°C (7°F) and a maximum of 25°C (78°F), averaging around 7°C (46°F). This month is notably wetter, receiving 76 mm (3.0 in) of precipitation over 11 days, and has a higher humidity level at 83%. For a more detailed look at March weather, visit Stefan cel Mare weather in March.

In comparing the weather between September and April, we see a notable contrast in temperatures and precipitation. September boasts a warmer climate, with average temperatures reaching 21°C (70°F) and highs that can soar up to 36°C (97°F). In contrast, April’s average temperature is significantly cooler at 13°C (56°F), with maximum temperatures peaking at 30°C (86°F). Additionally, April experiences more precipitation, totaling 41 mm (1.6 in) over about six days, compared to only 15 mm (0.6 in) across three days in September. The humidity levels are also higher in April at 71%, relative to September's 59%. For more detailed insights regarding April weather, you can check Stefan cel Mare weather in April.

When comparing the weather in September and May, September typically experiences warmer temperatures with a minimum of 3°C (37°F) and an average of 21°C (70°F), peaking at a maximum of 36°C (97°F). In contrast, May's weather is cooler, with a minimum temperature of 6°C (43°F) and an average of 18°C (65°F), with a maximum of 32°C (91°F). Additionally, September sees significantly less precipitation, with just 15 mm (0.6 in) over about 3 days, whereas May is much wetter, recording 72 mm (2.8 in) across 11 days. The humidity levels also differ, as September has an average of 59%, while May is higher at 73%. For more detailed insights on May weather, check out Stefan cel Mare weather in May.

In comparing the weather of September and June, it's clear that both months offer unique climates. September features a wider temperature range, with a minimum of 3°C (37°F) and a maximum of 36°C (97°F), while June has a milder minimum of 8°C (47°F) and can reach up to 40°C (105°F). The average temperatures are similar, with September averaging 21°C (70°F) and June at 22°C (73°F). However, June experiences significantly more precipitation, with 92 mm (3.6 in) over 14 days, compared to September's drier conditions, which see only 15 mm (0.6 in) over 3 days. Additionally, humidity levels are higher in June at 67%, compared to 59% in September. For a more detailed look at June weather, you can visit Stefan cel Mare weather in June.

When comparing the weather in September to that of July, there are notable differences in temperature and precipitation. September experiences a minimum temperature of 3°C (37°F) and an average temperature of 21°C (70°F), peaking at 36°C (97°F). In contrast, July has a higher minimum of 13°C (55°F) and an average of 25°C (77°F), with maximum temperatures reaching up to 41°C (105°F). Precipitation also varies significantly; September sees only 15 mm (0.6 in) of rain over 3 days, while July receives a much heftier 73 mm (2.9 in) across 9 days, making it a wetter month. Moreover, humidity levels are generally higher in July at 68%, compared to 59% in September. For a closer look at July weather specifics, visit Stefan cel Mare weather in July.

In comparing the weather of September and August, we see notable differences in temperature and precipitation. September experiences a wider range of temperatures, with a minimum of 3°C (37°F) and a maximum reaching 36°C (97°F), averaging around 21°C (70°F). In contrast, August generally enjoys milder nights with a minimum of 11°C (52°F) and an average maximum of 39°C (103°F), creating an overall warmer month with an average of 25°C (78°F). Additionally, August sees more rainfall, totaling 28 mm (1.1 in) over 5 days, compared to September's lighter precipitation of 15 mm (0.6 in) over just 3 days. The humidity also differs slightly, with September at 59% and August at a lower 50%. For more detailed insights on August weather, you can visit Stefan cel Mare weather in August.

September and October present a noticeable shift in weather patterns. September enjoys warmer temperatures, with averages reaching 21°C (70°F) and maximums soaring up to 36°C (97°F), while October sees a significant decrease, averaging only 14°C (57°F) and peaking at 31°C (88°F). Additionally, October experiences more rainfall, accumulating 59 mm (2.3 in) over six days compared to September's 15 mm (0.6 in) over just three days. Humidity also rises in October to 79%, up from 59% in September. For a closer look at October's conditions, you can visit Stefan cel Mare weather in October.

September weather is characterized by warm temperatures, with a minimum of 3°C (37°F), an average of 21°C (70°F), and a maximum that can soar up to 36°C (97°F). The month reports relatively low precipitation of 15 mm (0.6 in) over just three days, and humidity levels sit at a moderate 59%. In contrast, November brings a notable shift, with much cooler temperatures that range from a minimum of -11°C (13°F) to a maximum of 27°C (80°F) and an average of 8°C (47°F). During this month, precipitation increases to 43 mm (1.7 in), falling over six days, and humidity rises considerably to 87%. For more details, check out Stefan cel Mare weather in November.

September weather is characterized by warm temperatures, with an average of 21°C (70°F) and highs reaching up to 36°C (97°F). The month sees relatively low precipitation, at just 15 mm (0.6 in) over about three days, with humidity levels around 59%. In contrast, December brings a significant drop in temperatures, with an average of 3°C (38°F) and minimums plummeting to -13°C (9°F). Precipitation in December increases to 52 mm (2.0 in) over ten days, accompanied by much higher humidity levels at 89%. For more detailed information, you can check Stefan cel Mare weather in December.

Compare Stefan cel Mare's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Stefan cel Mare

As September rolls in, Stefan cel Mare experiences a delightful transition from the heat of summer to the mildness of autumn. Daytime temperatures can soar to a high of 36°C, providing lingering summer warmth, while the cooler nights offer a refreshing drop to around 3°C. This month sees less precipitation—averaging just 15 mm over a few short days—making it a relatively drier time compared to the summer months. With an average humidity of 59%, the air is comfortable, inviting residents and visitors alike to enjoy outdoor activities against a backdrop of beautiful fall foliage. For a more in-depth look at what to expect throughout the year, explore the Stefan cel Mare Climate page.