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May Weather in Blaj, Romania

Last updated: August 27, 2025

In May, the average temperature in Blaj, Romania is a pleasant 16°C (62°F), making it an ideal time for outdoor activities. However, be prepared for some variability, as temperatures can dip to a chilly 2°C (36°F) or soar to a warm 31°C (89°F). During this month, expect approximately 84 mm (3.3 in) of precipitation over 14 days, contributing to an average humidity of 71%. Don't forget your umbrella and enjoy the vibrant atmosphere!

May Temperature in Blaj

In May in Blaj, the average temperature is 16°C (62°F). Maximum temperatures can reach 31°C (89°F), while the minimum can drop to as low as 2°C (36°F). This makes Blaj a great destination for travelers looking to enjoy mild weather with the option for warm afternoons and cool evenings.

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

The chart illustrates May temperature patterns in Blaj, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Blaj, May typically has an average temperature of 16°C (62°F), with highs reaching up to 31°C (89°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec303743536269717364534336
Data source: Temperature data for Blaj 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 Blaj

In Blaj in May, the precipitation amount is 84 mm (3.3 in) over the course of 14 days.

May Precipitation Trends in Blaj

The chart displays monthly precipitation patterns in Blaj, 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 Blaj, May typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec253345438499763936382751
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Blaj

In Blaj in May, humidity is 71%. With an average temperature of 16°C (62°F), this humidity feels like a warm, damp embrace, making it a bit uncomfortable for traveling unless you're accustomed to such conditions.

May Average Humidity in Blaj

This chart illustrates the average monthly humidity levels in Blaj, 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 Blaj is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%88%87%79%71%71%64%55%64%83%91%92%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Blaj

In Blaj 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 Blaj.

Maximum UV Index Levels in Blaj for May

The chart shows the monthly maximum UV Index (UVI) for Blaj 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 Blaj typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987432
Data source: Blaj 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 Blaj Compares to Other Months

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

This table compares monthly weather conditions in Blaj, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)25 mm (1.0 inches)93%low
February Weather3°C (37°F)33 mm (1.3 inches)88%moderate
March Weather6°C (43°F)45 mm (1.8 inches)86%moderate
April Weather12°C (53°F)43 mm (1.7 inches)79%high
May Weather16°C (62°F)84 mm (3.3 inches)71%very high
June Weather21°C (70°F)99 mm (3.9 inches)71%very high
July Weather22°C (72°F)76 mm (3.0 inches)64%very high
August Weather23°C (74°F)39 mm (1.5 inches)55%very high
September Weather18°C (64°F)36 mm (1.4 inches)64%high
October Weather12°C (53°F)38 mm (1.5 inches)83%moderate
November Weather6°C (43°F)27 mm (1.0 inches)91%moderate
December Weather2°C (36°F)50 mm (2.0 inches)92%low

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