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May Weather in Mereni, Romania

Last updated: August 27, 2025

In May, the average temperature in Mereni, Romania hovers around 12°C (54°F). While highs can reach up to 26°C (79°F), it’s not uncommon to experience lows of -2°C (29°F). Expect about 101 mm (4.0 in) of precipitation spread over 17 days, and with an average humidity of 71%, it’s a month where you'll definitely want to be prepared for varying conditions!

May Temperature in Mereni

In May in Mereni, the average temperature is 12°C (54°F), with maximums reaching 26°C (79°F) and minimums dipping as low as -2°C (29°F). This variation in temperatures makes it essential for travelers to pack layers to stay comfortable throughout the day.

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

The chart illustrates May temperature patterns in Mereni, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mereni, May typically has an average temperature of 12°C (54°F), with highs reaching up to 26°C (79°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec243035445461636556473830
Data source: Temperature data for Mereni 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 Mereni

In Mereni in May, the total precipitation amount is 101 mm (4.0 in) over the course of 17 days.

May Precipitation Trends in Mereni

The chart displays monthly precipitation patterns in Mereni, 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 Mereni, May typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec284357571011701027542443558
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mereni

In Mereni in May humidity is 71%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while exploring the area, as the cool air can be refreshing yet slightly uncomfortable without proper attire for outdoor activities.

May Average Humidity in Mereni

This chart illustrates the average monthly humidity levels in Mereni, 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 Mereni is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%85%82%73%71%70%66%48%57%79%88%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Mereni

In Mereni 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 Mereni.

Maximum UV Index Levels in Mereni for May

The chart shows the monthly maximum UV Index (UVI) for Mereni 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 Mereni typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2357810987532
Data source: Mereni 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 Mereni Compares to Other Months

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

This table compares monthly weather conditions in Mereni, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (24°F)28 mm (1.1 inches)88%low
February Weather-1°C (30°F)43 mm (1.7 inches)85%moderate
March Weather2°C (36°F)57 mm (2.2 inches)82%moderate
April Weather7°C (45°F)56 mm (2.2 inches)73%high
May Weather12°C (54°F)101 mm (4.0 inches)71%very high
June Weather16°C (62°F)170 mm (6.7 inches)70%very high
July Weather17°C (64°F)102 mm (4.0 inches)66%very high
August Weather18°C (65°F)75 mm (3.0 inches)48%very high
September Weather13°C (56°F)41 mm (1.6 inches)57%high
October Weather8°C (47°F)44 mm (1.7 inches)79%moderate
November Weather3°C (38°F)35 mm (1.4 inches)87%moderate
December Weather-1°C (31°F)58 mm (2.3 inches)88%low

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