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September Weather in Comosteni, Romania

Last updated: August 27, 2025

In Comosteni, Romania, the average temperature in September hovers around 21°C (70°F), with a comfortable average humidity of 59%. Expect a range where the minimum dips to 2°C (35°F), while the maximum can reach up to 37°C (99°F). Additionally, there’s an expected precipitation amount of 14 mm (0.5 in) over the course of 2 days, making it a month to prepare for some variability in weather.

September Temperature in Comosteni

In September in Comosteni, the average temperature is 21°C (70°F). Maximums can reach 37°C (99°F), and minimums can be as low as 2°C (35°F). Be prepared for a wide range of temperatures when traveling, so pack accordingly!

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

The chart illustrates September temperature patterns in Comosteni, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Comosteni, September typically has an average temperature of 21°C (70°F), with highs reaching up to 37°C (99°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec333946566673777970574738
Data source: Temperature data for Comosteni 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 Comosteni

In Comosteni in September, the precipitation amount reaches 14 mm (0.5 in) over a span of 2 days.

September Precipitation Trends in Comosteni

The chart displays monthly precipitation patterns in Comosteni, 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 Comosteni, September typically receives around 14 mm (0.5 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec434174386683692514594052
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Comosteni

In Comosteni in September humidity is 59%. With an average temperature of 21°C (70°F), this humidity feels like a pleasantly warm embrace, making it ideal for leisurely strolls and outdoor activities.

September Average Humidity in Comosteni

This chart illustrates the average monthly humidity levels in Comosteni, 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 Comosteni is approximately 59%, 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 Comosteni

In Comosteni in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Comosteni.

Maximum UV Index Levels in Comosteni for September

The chart shows the monthly maximum UV Index (UVI) for Comosteni 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 Comosteni typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246789987532
Data source: Comosteni 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.

How September Weather in Comosteni Compares to Other Months

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

This table compares monthly weather conditions in Comosteni, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)43 mm (1.7 inches)89%low
February Weather4°C (40°F)41 mm (1.6 inches)85%moderate
March Weather8°C (46°F)74 mm (2.9 inches)83%high
April Weather13°C (56°F)38 mm (1.5 inches)71%high
May Weather19°C (66°F)65 mm (2.6 inches)73%very high
June Weather23°C (73°F)83 mm (3.3 inches)67%very high
July Weather25°C (78°F)69 mm (2.7 inches)68%very high
August Weather26°C (79°F)25 mm (1.0 inches)50%very high
September Weather21°C (70°F)14 mm (0.5 inches)59%high
October Weather14°C (57°F)59 mm (2.3 inches)79%moderate
November Weather8°C (47°F)40 mm (1.6 inches)87%moderate
December Weather3°C (38°F)52 mm (2.0 inches)89%low

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