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September Weather in Ostrov, Romania

Last updated: August 27, 2025

In Ostrov, Romania, the average temperature in September hovers around 19°C (67°F), with a minimum of 4°C (39°F) and a peak of 33°C (91°F). During this month, you can expect 22 mm (0.8 in) of precipitation spread over just 3 days, while the average humidity sits at a comfortable 61%. Enjoy the variety of weather this month has to offer!

September Temperature in Ostrov

In September in Ostrov, the average temperature is 19°C (67°F). Maximum can reach 33°C (91°F) and minimum can be as low as 4°C (39°F). This climate makes Ostrov an ideal destination for travelers seeking mild weather and a variety of outdoor activities.

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

The chart illustrates September temperature patterns in Ostrov, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ostrov, September typically has an average temperature of 19°C (67°F), with highs reaching up to 33°C (91°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec323743526371747667564638
Data source: Temperature data for Ostrov 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 Ostrov

In Ostrov in September, the total precipitation amount is 22 mm (0.8 in) over the course of 3 days.

September Precipitation Trends in Ostrov

The chart displays monthly precipitation patterns in Ostrov, 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 Ostrov, September typically receives around 22 mm (0.8 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec363945364987611722493255
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ostrov

In Ostrov in September, humidity is 61%. With an average temperature of 19°C (67°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls and outdoor activities, though a slight stickiness may encourage travelers to stay hydrated and seek occasional shade.

September Average Humidity in Ostrov

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

In Ostrov 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 Ostrov.

Maximum UV Index Levels in Ostrov for September

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

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

This table compares monthly weather conditions in Ostrov, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)36 mm (1.4 inches)87%low
February Weather3°C (38°F)39 mm (1.5 inches)83%moderate
March Weather6°C (43°F)45 mm (1.8 inches)80%moderate
April Weather11°C (52°F)36 mm (1.4 inches)76%high
May Weather17°C (63°F)49 mm (1.9 inches)73%very high
June Weather22°C (71°F)87 mm (3.4 inches)68%very high
July Weather23°C (75°F)61 mm (2.4 inches)65%very high
August Weather24°C (76°F)17 mm (0.7 inches)53%very high
September Weather19°C (67°F)22 mm (0.8 inches)61%high
October Weather13°C (56°F)49 mm (1.9 inches)77%moderate
November Weather8°C (46°F)32 mm (1.2 inches)85%moderate
December Weather3°C (38°F)55 mm (2.2 inches)86%low

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