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September Weather in Cernavoda, Romania

Last updated: August 27, 2025

In September, the average temperature in Cernavoda, Romania is a pleasant 20°C (68°F). However, be prepared for some variety, as temperatures can dip to a cool 3°C (38°F) or soar to a warm 33°C (91°F). Expect around 17 mm (0.7 in) of precipitation over 3 days, with an average humidity of 61% to round out the month’s weather.

September Temperature in Cernavoda

In September in Cernavoda, the average temperature is 20°C (68°F). Maximums can reach 33°C (91°F), while minimums can drop to 3°C (38°F). It's a great time to travel to Cernavoda, as you'll experience mild days with some potential for warmer afternoons and cooler evenings.

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

The chart illustrates September temperature patterns in Cernavoda, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cernavoda, September typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (91°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec343943526371757668574739
Data source: Temperature data for Cernavoda 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 Cernavoda

In Cernavoda in September, the precipitation amount is 17 mm (0.7 in) over the course of 3 days.

September Precipitation Trends in Cernavoda

The chart displays monthly precipitation patterns in Cernavoda, 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 Cernavoda, September typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec424355314387551717463760
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cernavoda

In Cernavoda in September humidity is 61%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making travel quite comfortable yet slightly sticky, as the air carries a gentle moisture that adds vibrancy to the surroundings.

September Average Humidity in Cernavoda

This chart illustrates the average monthly humidity levels in Cernavoda, 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 Cernavoda is approximately 61%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%83%80%76%73%68%65%53%61%77%85%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cernavoda

In Cernavoda 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 Cernavoda.

Maximum UV Index Levels in Cernavoda for September

The chart shows the monthly maximum UV Index (UVI) for Cernavoda 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 Cernavoda typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Cernavoda 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 Cernavoda Compares to Other Months

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

This table compares monthly weather conditions in Cernavoda, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)42 mm (1.6 inches)87%low
February Weather4°C (39°F)43 mm (1.7 inches)83%moderate
March Weather6°C (44°F)55 mm (2.2 inches)80%moderate
April Weather11°C (52°F)30 mm (1.2 inches)76%high
May Weather17°C (63°F)43 mm (1.7 inches)73%very high
June Weather22°C (71°F)87 mm (3.4 inches)68%very high
July Weather24°C (75°F)55 mm (2.2 inches)65%very high
August Weather24°C (76°F)17 mm (0.7 inches)53%very high
September Weather20°C (68°F)17 mm (0.7 inches)61%high
October Weather14°C (57°F)46 mm (1.8 inches)77%moderate
November Weather8°C (48°F)37 mm (1.5 inches)85%moderate
December Weather4°C (40°F)60 mm (2.3 inches)86%low

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