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October Weather in Costana, Romania

Last updated: August 27, 2025

In October, the average temperature in Costana, Romania hovers around 10°C (51°F), with fluctuations that can see the minimum drop to a brisk -3°C (26°F) and the maximum rise to a warm 27°C (80°F). Expect a moderate precipitation of 31 mm (1.2 in) spread across 6 days, while the air retains an average humidity of 80%, creating a uniquely refreshing atmosphere.

October Temperature in Costana

In October in Costana, the average temperature is 10°C (51°F). Maximums can reach 27°C (80°F) and minimums can be as low as -3°C (26°F). It's a great time for travelers to experience a range of weather, so be prepared for both warm and chilly conditions.

October Weather in Costana: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Costana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Costana, October typically has an average temperature of 10°C (51°F), with highs reaching up to 27°C (80°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec293238495766686860504033
Data source: Temperature data for Costana 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.

October Precipitation in Costana

In Costana in October, the precipitation amount is 31 mm (1.2 in) over a span of 6 days.

October Precipitation Trends in Costana

The chart displays monthly precipitation patterns in Costana, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Costana, October typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec2644514695122846840313455
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Costana

In Costana in October, humidity is 80%. With an average temperature of 10°C (51°F), this humidity feels like a damp layer clinging to the skin, making outdoor activities uncomfortable and requiring travelers to dress in layers to cope with the chill and moisture in the air.

October Average Humidity in Costana

This chart illustrates the average monthly humidity levels in Costana, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Costana is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%88%86%79%73%73%69%56%62%81%89%90%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Costana

In Costana in October, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Costana for better planning.

Maximum UV Index Levels in Costana for October

The chart shows the monthly maximum UV Index (UVI) for Costana in October, 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 October, the maximum UV index in Costana typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987432
Data source: Costana October 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 October Weather in Costana Compares to Other Months

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

This table compares monthly weather conditions in Costana, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)26 mm (1.0 inches)92%low
February Weather0°C (33°F)44 mm (1.7 inches)88%moderate
March Weather4°C (39°F)51 mm (2.0 inches)86%moderate
April Weather9°C (49°F)46 mm (1.8 inches)79%high
May Weather14°C (58°F)95 mm (3.7 inches)73%very high
June Weather19°C (66°F)122 mm (4.8 inches)73%very high
July Weather20°C (68°F)84 mm (3.3 inches)68%very high
August Weather20°C (69°F)68 mm (2.7 inches)56%very high
September Weather15°C (60°F)40 mm (1.6 inches)62%high
October Weather10°C (51°F)31 mm (1.2 inches)80%moderate
November Weather4°C (40°F)34 mm (1.4 inches)89%moderate
December Weather1°C (33°F)54 mm (2.1 inches)90%low

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