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September Weather in Valea Cheii, Romania

Last updated: August 27, 2025

In September, the average temperature in Valea Cheii, Romania hovers around 15°C (60°F). Temperatures can swing from a brisk -2°C (28°F) to a warm 30°C (87°F). Expect approximately 45 mm (1.8 in) of precipitation over about 6 days, with an average humidity level of 58%. Prepare for a month of delightful variability!

September Temperature in Valea Cheii

In September in Valea Cheii, the average temperature is 15°C (60°F). The maximum can reach 30°C (87°F) and the minimum can be as low as -2°C (28°F). This variation makes it essential for travelers to pack layers to adapt to changing temperatures throughout the day.

September Weather in Valea Cheii: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Valea Cheii, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valea Cheii, September typically has an average temperature of 15°C (60°F), with highs reaching up to 30°C (87°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec283439475664666859504133
Data source: Temperature data for Valea Cheii 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 Valea Cheii

In Valea Cheii in September, the precipitation amount is 45 mm (1.8 in) over the course of 6 days.

September Precipitation Trends in Valea Cheii

The chart displays monthly precipitation patterns in Valea Cheii, 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 Valea Cheii, September typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec525372591531301297145606499
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Valea Cheii

In Valea Cheii in September humidity is 58%. With an average temperature of 15°C (60°F), this humidity feels like a refreshing embrace, making it comfortable for traveling but requiring light layers and occasional breaks to stay cool and enjoy the scenery.

September Average Humidity in Valea Cheii

This chart illustrates the average monthly humidity levels in Valea Cheii, 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 Valea Cheii is approximately 58%, 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 Valea Cheii

In Valea Cheii 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 Valea Cheii.

Maximum UV Index Levels in Valea Cheii for September

The chart shows the monthly maximum UV Index (UVI) for Valea Cheii 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 Valea Cheii typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789997532
Data source: Valea Cheii 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 Valea Cheii Compares to Other Months

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

This table compares monthly weather conditions in Valea Cheii, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)52 mm (2.0 inches)91%low
February Weather1°C (34°F)53 mm (2.1 inches)86%moderate
March Weather4°C (39°F)72 mm (2.9 inches)83%moderate
April Weather9°C (48°F)59 mm (2.3 inches)74%high
May Weather13°C (56°F)153 mm (6.0 inches)70%very high
June Weather18°C (64°F)130 mm (5.1 inches)67%very high
July Weather19°C (66°F)129 mm (5.1 inches)65%very high
August Weather20°C (68°F)71 mm (2.8 inches)51%very high
September Weather15°C (60°F)45 mm (1.8 inches)58%high
October Weather10°C (50°F)60 mm (2.4 inches)80%moderate
November Weather5°C (42°F)64 mm (2.5 inches)88%moderate
December Weather1°C (33°F)99 mm (3.9 inches)90%low

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