September Weather in Calimanesti, Romania

Last updated: August 27, 2025

In Calimanesti, Romania, September brings a delightful transition from summer to autumn, featuring maximum temperatures peaking at a warm 33°C (91°F), while the average settles comfortably around 17°C (63°F). The month is characterized by a refreshing change in the weather, with minimum temperatures dipping to a cool 0°C (32°F). Rainfall is moderate, accumulating to about 49 mm (1.9 in) over 7 days, enhancing the lush scenery of the region. With humidity levels at 64%, visitors can expect a pleasantly mild climate ideal for exploring the picturesque surroundings.

September Temperature in Calimanesti

As September rolls into Calimanesti, Romania, the temperatures begin to shift, signaling the transition from summer's heat to the crispness of autumn. With minimums dipping to around 0°C (32°F) and a comfortable average of 17°C (63°F), days can still feel pleasantly warm, reaching up to a balmy 33°C (91°F) at their peak. This month stands out as a bridge between the swelter of August and the cooler embrace of October, making it an ideal time for outdoor exploration. Overall, the weather offers a refreshing balance, inviting visitors to relish the beauty of nature as the leaves start to change.

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).
JanFebMarAprMayJunJulAugSepOctNovDec303642526168717263524436
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 moderate precipitation amount of 49 mm (1.9 in), showing a slight decrease from the wetter months of May and June. This month typically marks a transition towards autumn, with rainfall occurring over 7 days, which is consistent with the generally variable nature of rainfall observed during summer. While September's precipitation remains steady compared to August's 51 mm (2.0 in), it is noteworthy that the overall trend reveals a gradual decline in precipitation as the year progresses, with only October expected to bring similar amounts before the significant drop in November. The combination of increasing coolness and decreasing rainfall makes September a generally pleasant time in Calimanesti, where nature starts to prepare for the cooler months ahead.

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.
JanFebMarAprMayJunJulAugSepOctNovDec334846428869655149482865
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, with levels averaging around 64%. This marks a slight increase from the summer months, when August recorded its lowest humidity of 55%. The transition into autumn is evident as humidity begins to rise again, setting the stage for the wetter months ahead. As temperatures cool down, moisture levels gradually climb, leading up to the more humid conditions typical of October and November, which boast humidity levels of 83% and 91%, respectively. This gradual increase is reflective of the overall trend in Calimanesti, where winter months tend to see significantly higher humidity, peaking in January at an impressive 93%. Overall, September serves as a bridge between the drier summer and the moisture-rich autumn in this picturesque Romanian town.

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.
JanFebMarAprMayJunJulAugSepOctNovDec93%88%87%79%71%71%64%55%64%83%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Calimanesti

As summer comes to an end, September in Calimanesti, Romania offers a UV Index of 7, which places it in the high exposure category. This marks a slight decline from the scorching heights of July and August (both at 9), but caution is still advised as the burn time stretches to 25 minutes. Throughout the year, the UV Index trends reveal a gradual increase from January's low of 2, peaking in the height of summer before tapering off again in the fall months. As autumn approaches, the reduction in UV exposure provides a more forgiving environment for outdoor activities, but it’s crucial to remain vigilant. For detailed insights about monthly variations, 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.
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

As summer gradually gives way to autumn, September in Călimănești, Romania brings a delightful transition, offering 334 hours of sunlight. This decrease follows the peak of 419 hours in July, marking the sunniest month of the year. While September's hours are fewer than those of the sizzling summer, they are still significantly higher compared to the chilly winter months. The light begins to mellow, hinting at the impending shift toward the cozy hues of fall, yet it remains vibrant enough to enjoy outdoor pursuits. Overall, September maintains a balance, delivering cherished sunlight while gently ushering in the crispness of autumn.

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.
JanFebMarAprMayJunJulAugSepOctNovDec161h222h289h344h394h404h419h404h334h285h229h175h
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 offers a delightful transition into autumn with a 47% chance of sunny weather. This statistic showcases a dip from the sunniest months of July and August, where the chances peak at 54% and 55%, respectively. However, September still holds its own, providing a favorable opportunity for those looking to enjoy the lingering warmth of summer while avoiding the peak crowds. As the year progresses, the likelihood of sunny days typically fluctuates, with late spring and summer boasting the highest averages. Despite a slight decline, September remains a wonderful time to bask in the gentle sunshine before the chill of fall sets in.

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.
JanFebMarAprMayJunJulAugSepOctNovDec19%32%40%41%37%48%54%55%47%52%38%12%
Data source: Calimanesti September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Calimanesti in September

As summer transitions into fall in Calimanesti, Romania, September offers a delightful compromise with 12 hours of daylight, a reduction from the sun-drenched months of June through August when daylight peaked at 15 hours. This month marks the start of gradual shortening of days, providing a gentle reminder of the impending autumn. Following a steady increase from 9 hours in January to a beautiful 15 hours in May, the daylight duration begins to wane once more, signaling a shift in the seasonal landscape. As daylight decreases further into October, the rich hues of fall emerge, inviting both locals and visitors to embrace the tranquil beauty of this charming region.

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 1m10h 18m11h 56m13h 36m15h 1m15h 45m15h 22m14h 6m12h 30m10h 50m9h 22m8h 37m
Data source: Calimanesti daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Calimanesti

As September rolls in Calimanesti, Romania, the average wind speed picks up to a pleasant 2.1 m/s (5 mph), marking a slight recovery after the summer months. This gentle breeze serves as a refreshing transition from the warmer, quieter days of August, which saw the lowest winds of the year at 1.8 m/s (4 mph). When compared to the earlier months, September's winds align closely with those of July and October, suggesting a steady return to a more invigorating atmosphere as autumn approaches. The prevailing patterns indicate that while the summer's calmness departs, the breezy September winds invite a sense of revitalization, perfect for outdoor activities in this picturesque locale.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.32.02.02.31.92.11.82.1 m/s2.31.92.1
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 present stark contrasts in weather conditions. In September, temperatures range from a minimum of 0°C (32°F) to a maximum of 33°C (91°F), with an average of 17°C (63°F). The month experiences 49 mm (1.9 in) of precipitation over about 7 days, coupled with a humidity level of 64%. In contrast, January brings much colder temperatures, with a minimum of -20°C (-3°F) and a maximum of 14°C (58°F), averaging around -1°C (31°F). Although it receives less precipitation at 33 mm (1.3 in) over 8 days, the humidity is significantly higher at 93%. For those curious about specific conditions, additional details can be found in this link: Calimanesti weather in January.

In September, temperatures range significantly from a chilly 0°C (32°F) to a warm high of 33°C (91°F), with an average of 17°C (63°F). The month sees about 49 mm (1.9 in) of precipitation over approximately 7 days, accompanied by a humidity level of 64%. In contrast, February presents much colder conditions, with temperatures dipping to a minimum of -13°C (9°F) and only reaching a maximum of 17°C (63°F), while the average temperature hovers around 2°C (36°F). Although February has a similar total precipitation of 47 mm (1.9 in), it falls over a more frequent 10 days, and the humidity is notably higher at 88%. For a detailed look at February weather specifics, you can check Calimanesti weather in February.

September and March present notably different weather patterns. In September, temperatures generally range from a minimum of 0°C (32°F) to a maximum of 33°C (91°F), with an average of 17°C (63°F), making it a warmer month overall. The precipitation in September is about 49 mm (1.9 in) over 7 days, accompanied by a relatively moderate humidity level of 64%. In contrast, March experiences significantly colder temperatures, with a minimum of -15°C (6°F) and an average of just 5°C (42°F). The high can reach 25°C (77°F), but overall, March tends to be chillier. It sees a similar amount of precipitation at 46 mm (1.8 in) but spreads over more days—11 days, with humidity at a higher 86%. For further details, refer to Calimanesti weather in March.

September and April showcase distinct weather patterns, with September typically offering warmer temperatures. In September, temperatures range from a chilly 0°C (32°F) at night to a warm average of 17°C (63°F) and highs reaching 33°C (91°F). This month sees about 49 mm (1.9 in) of rainfall over approximately 7 days, and the humidity hovers around 64%. In contrast, April experiences cooler min temperatures of -5°C (24°F), with an average of 11°C (52°F) and a maximum of 29°C (84°F). This month has slightly lower precipitation at 42 mm (1.7 in), also distributed over 7 days, but with a higher humidity level of 79%. For more details on April weather in Calimanesti, you can visit Calimanesti weather in April.

In comparing the weather patterns of September and May, we see notable differences. September tends to be warmer, with average temperatures reaching 17°C (63°F) and maximums climbing to 33°C (91°F), while May's average temperature is slightly cooler at 16°C (61°F) and peaks at 31°C (87°F). Precipitation is also more pronounced in May, totaling 88 mm (3.4 in) over 13 days compared to September's 49 mm (1.9 in) over 7 days. Additionally, May experiences a higher humidity level at 71%, compared to September's 64%. For more insights on May's weather specifics, you can refer to Calimanesti weather in May.

In comparing the weather of September and June, several notable differences emerge. September sees a wider temperature range with a minimum of 0°C (32°F) and a maximum of 33°C (91°F), averaging around 17°C (63°F). In contrast, June maintains milder temperatures, with a minimum of 7°C (46°F), an average of 20°C (69°F), and a maximum reaching up to 36°C (97°F). While September has slightly less precipitation at 49 mm (1.9 in) over 7 days, June experiences more rainfall at 68 mm (2.7 in) across 13 days. Additionally, June tends to be a bit more humid, with humidity levels at 71% compared to September’s 64%. For more detailed insights, you can check Calimanesti weather in June.

When comparing the weather in September and July, several distinct differences emerge. September typically sees a greater temperature range, with minimums dropping to 0°C (32°F) and maximums reaching up to 33°C (91°F), resulting in an average temperature of 17°C (63°F). In contrast, July is warmer overall, with minimum temperatures around 10°C (49°F) and highs peaking at 36°C (96°F), leading to a higher average of 21°C (71°F). Additionally, July experiences more precipitation, averaging 65 mm (2.5 in) over 11 days, compared to September's 49 mm (1.9 in) across 7 days. Interestingly, both months share the same humidity level of 64%. This data highlights the transition from the warmth of summer to cooler autumn conditions. For more detailed information, you can visit Calimanesti weather in July.

In comparing the weather between September and August, September tends to experience cooler temperatures, with a minimum of 0°C (32°F) and an average of 17°C (63°F), while August has milder conditions, featuring a minimum of 8°C (46°F) and an average of 22°C (73°F). The maximum temperatures in August can soar up to 37°C (100°F), significantly higher than September's peak of 33°C (91°F). Precipitation levels are fairly similar, with September recording 49 mm (1.9 in) and August slightly higher at 51 mm (2.0 in), both seeing rainfall on about 7 days. Additionally, humidity levels are higher in September at 64%, compared to 55% in August. For a more detailed look at August conditions, you can visit Calimanesti weather in August.

September and October exhibit contrasting weather patterns. In September, temperatures range from a comfortable minimum of 0°C (32°F) to a peak of 33°C (91°F), with an average of 17°C (63°F). The month experiences relatively moderate humidity at 64% and receives about 49 mm (1.9 in) of precipitation over 7 days. However, by October, a significant shift occurs: the minimum temperature drops to -4°C (26°F), with an average of 11°C (53°F) and a maximum of 29°C (84°F). The humidity increases notably to 83%, and precipitation stays consistent at 48 mm (1.9 in) over 8 days. For more details about October weather, you can refer to Calimanesti weather in October.

In September, temperatures can vary significantly, ranging from a brisk 0°C (32°F) at night to a warm 33°C (91°F) during the day, with an average of 17°C (63°F). This month experiences a moderate amount of precipitation at 49 mm (1.9 in) over 7 days, combined with a humidity level of 64%. In contrast, November brings much cooler temperatures, with lows dropping to -7°C (20°F) and a high of 26°C (80°F), averaging at a chilly 6°C (44°F). Although November has less overall precipitation at 28 mm (1.1 in) across the same number of days, the humidity increases significantly to 91%. For more details, check out Calimanesti weather in November.

In comparing the weather of September and December, we see a stark contrast in both temperature and precipitation. September experiences milder conditions with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 33°C (91°F), while December's temperatures drop significantly, with a minimum of -12°C (11°F) and a maximum of 15°C (58°F). Additionally, September has an average temperature of 17°C (63°F) and relatively moderate humidity at 64%, whereas December is much colder with an average of only 2°C (36°F) and higher humidity at 92%. Precipitation also varies, as September sees 49 mm (1.9 in) over 7 days, while December has a greater total of 65 mm (2.6 in) spread over 13 days, making it a wetter month overall. For more specifics on December weather in this region, you can check Calimanesti weather in December.

Compare Calimanesti's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Calimanesti

September in Calimanesti showcases a delightful transition from the heat of summer to the crispness of autumn. With maximum temperatures reaching 33°C (91°F) during the day, it's still warm enough for outdoor activities, yet the average of 17°C (63°F) hints at the cooler evenings to come. Unlike the drier months of summer, September sees a modest 49 mm of precipitation spread over about a week, enriching the landscape and signaling the shift towards the wetter season. This blend of warmth and increasing humidity at 64% makes September an inviting time to explore the local beauty. For a more detailed understanding of yearly patterns, check out Calimanesti Climate.