May Weather in Altana, Romania

Last updated: August 27, 2025

In May, the average temperature in Altana, Romania hovers around 15°C (59°F), creating a mild and pleasant atmosphere. Temperatures can vary, with a minimum of 2°C (35°F) and a maximum of 29°C (85°F). Expect 117 mm (4.6 in) of precipitation spread over 16 days, contributing to an average humidity of 70%. Whether you're exploring the outdoors or cozying up indoors, Altana offers a unique experience this season!

May Temperature in Altana

In May in Altana, the average temperature is 15°C (59°F), with a maximum that can reach 29°C (85°F) and a minimum that can be as low as 2°C (35°F). Be prepared for a range of temperatures during your travels, making it essential to pack layers for both warm and cool conditions.

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

The chart illustrates May temperature patterns in Altana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Altana, May typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (85°F) and lows dropping to around 2°C (35°F).

Data source: Temperature data for Altana generated using information from the Copernicus Climate Change Service.

May Precipitation in Altana

In Altana in May, the precipitation amount is 117 mm (4.6 in), which falls over a span of 16 days.

May Precipitation Trends in Altana

The chart displays monthly precipitation patterns in Altana, 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 Altana, May typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 16 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Altana

In Altana in May, humidity is 70%. With an average temperature of 15°C (59°F), this humidity feels like a warm embrace, making it slightly uncomfortable while traveling, as the moist air clings to your skin and can leave you feeling slightly lethargic.

May Average Humidity in Altana

This chart illustrates the average monthly humidity levels in Altana, 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 Altana is approximately 70%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Altana

In Altana 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 Altana.

Maximum UV Index Levels in Altana for May

The chart shows the monthly maximum UV Index (UVI) for Altana 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 Altana typically reaches 8, which falls under the very high exposure category.

Data source: Altana 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 Altana Compares to Other Months

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

This table compares monthly weather conditions in Altana, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	35 mm (1.4 inches)	91%	low
February Weather	2°C (36°F)	51 mm (2.0 inches)	86%	moderate
March Weather	5°C (42°F)	65 mm (2.6 inches)	83%	moderate
April Weather	10°C (51°F)	51 mm (2.0 inches)	74%	high
May Weather	15°C (59°F)	117 mm (4.6 inches)	70%	very high
June Weather	19°C (67°F)	120 mm (4.7 inches)	67%	very high
July Weather	20°C (69°F)	90 mm (3.5 inches)	65%	very high
August Weather	21°C (71°F)	63 mm (2.5 inches)	51%	very high
September Weather	16°C (62°F)	49 mm (1.9 inches)	58%	high
October Weather	11°C (52°F)	51 mm (2.0 inches)	80%	moderate
November Weather	6°C (43°F)	38 mm (1.5 inches)	88%	moderate
December Weather	2°C (35°F)	73 mm (2.9 inches)	90%	low