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September Weather in Castranova, Romania

Last updated: August 27, 2025

In September, the average temperature in Castranova, Romania hovers around 21°C (70°F), creating a pleasant climate for outdoor activities. Expect a minimum temperature of 1°C (35°F), while the mercury can soar to a maximum of 37°C (98°F). Additionally, you may encounter 14 mm (0.6 in) of precipitation over approximately 2 days during the month, with an average humidity level of 59%. Prepare accordingly to enjoy everything this vibrant locale has to offer!

September Temperature in Castranova

In September in Castranova, the average temperature is 21°C (70°F). Maximums can reach 37°C (98°F), and minimums can be as low as 1°C (35°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates September temperature patterns in Castranova, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castranova, September typically has an average temperature of 21°C (70°F), with highs reaching up to 37°C (98°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec333945556572777870574638
Data source: Temperature data for Castranova 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 Castranova

In Castranova in September, the precipitation amount is 14 mm (0.6 in) over a period of 2 days.

September Precipitation Trends in Castranova

The chart displays monthly precipitation patterns in Castranova, 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 Castranova, September typically receives around 14 mm (0.6 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec434173398198712814614255
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Castranova

In Castranova 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 Castranova

This chart illustrates the average monthly humidity levels in Castranova, 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 Castranova 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 Castranova

In Castranova 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 Castranova.

Maximum UV Index Levels in Castranova for September

The chart shows the monthly maximum UV Index (UVI) for Castranova 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 Castranova typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236789987532
Data source: Castranova 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 Castranova Compares to Other Months

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

This table compares monthly weather conditions in Castranova, 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 (39°F)41 mm (1.6 inches)85%moderate
March Weather7°C (46°F)73 mm (2.9 inches)83%high
April Weather13°C (56°F)39 mm (1.6 inches)71%high
May Weather18°C (65°F)81 mm (3.2 inches)73%very high
June Weather22°C (73°F)98 mm (3.9 inches)67%very high
July Weather25°C (77°F)71 mm (2.8 inches)68%very high
August Weather26°C (79°F)28 mm (1.1 inches)50%very high
September Weather21°C (70°F)14 mm (0.6 inches)59%high
October Weather14°C (57°F)61 mm (2.4 inches)79%moderate
November Weather8°C (46°F)42 mm (1.7 inches)87%moderate
December Weather3°C (38°F)55 mm (2.2 inches)89%low

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