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May Weather in Petrosani, Romania

Last updated: August 27, 2025

In Petrosani, Romania, the average temperature in May hovers around 12°C (53°F). This month experiences a wide range, with minimum temperatures dipping to -1°C (30°F) and maximums reaching up to 24°C (75°F). Rainfall is not uncommon, with an average precipitation of 162 mm (6.4 in) spread across 21 days. Despite the varied weather, the average humidity remains around 70%, creating a distinct atmosphere.

May Temperature in Petrosani

In May in Petrosani, the average temperature is 12°C (53°F). Maximums can reach 24°C (75°F) and minimums can be as low as -1°C (30°F). It's advisable to pack layers to stay comfortable while exploring the diverse weather conditions during your travels.

May Weather in Petrosani: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Petrosani, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Petrosani, May typically has an average temperature of 12°C (53°F), with highs reaching up to 24°C (75°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec263237455360636456474032
Data source: Temperature data for Petrosani 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.

May Precipitation in Petrosani

In Petrosani in May, the total precipitation amount is 162 mm (6.4 in) over a span of 21 days.

May Precipitation Trends in Petrosani

The chart displays monthly precipitation patterns in Petrosani, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Petrosani, May typically receives around 162 mm (6.4 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec576580771621611198454626296
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Petrosani

In Petrosani in May humidity is 70%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill wrapping around you, making outdoor activities less enjoyable and prompting the need for warm clothing to stay comfortable while traveling.

May Average Humidity in Petrosani

This chart illustrates the average monthly humidity levels in Petrosani, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Petrosani is approximately 70%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Petrosani

In Petrosani in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Petrosani.

Maximum UV Index Levels in Petrosani for May

The chart shows the monthly maximum UV Index (UVI) for Petrosani in May, 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 May, the maximum UV index in Petrosani typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246789987532
Data source: Petrosani May 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 May Weather in Petrosani Compares to Other Months

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

This table compares monthly weather conditions in Petrosani, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)57 mm (2.3 inches)91%low
February Weather0°C (33°F)65 mm (2.6 inches)86%moderate
March Weather3°C (37°F)80 mm (3.1 inches)83%high
April Weather7°C (45°F)77 mm (3.0 inches)74%high
May Weather12°C (53°F)162 mm (6.4 inches)70%very high
June Weather16°C (60°F)161 mm (6.4 inches)67%very high
July Weather17°C (63°F)119 mm (4.7 inches)65%very high
August Weather18°C (64°F)83 mm (3.3 inches)51%very high
September Weather13°C (56°F)54 mm (2.1 inches)58%high
October Weather8°C (48°F)62 mm (2.5 inches)80%moderate
November Weather5°C (40°F)62 mm (2.4 inches)88%moderate
December Weather0°C (32°F)96 mm (3.8 inches)90%low

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