May Weather in Nagu, Finland

Last updated: August 23, 2025

In May, the average temperature in Nagu, Finland is a cool 9°C (48°F), with temperatures dipping as low as 0°C (32°F) and soaring up to 21°C (70°F). Expect an average of 39 mm (1.5 in) of precipitation spread over 6 days, while humidity hovers around a comfortable 77%.

May Temperature in Nagu

In May in Nagu, the average temperature is 9°C (48°F). Maximums can reach 21°C (70°F), and minimums can drop as low as 0°C (32°F). This makes Nagu an ideal destination for travelers looking to experience mild weather with pleasant daytime temperatures, perfect for outdoor activities.

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

The chart illustrates May temperature patterns in Nagu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nagu, May typically has an average temperature of 9°C (48°F), with highs reaching up to 21°C (70°F) and lows dropping to around 0°C (32°F).

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

May Precipitation in Nagu

In Nagu in May, the precipitation amount is 39 mm (1.5 in), occurring over the course of 6 days.

May Precipitation Trends in Nagu

The chart displays monthly precipitation patterns in Nagu, 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 Nagu, May typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 6 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Nagu

In Nagu in May, humidity is 77%. With an average temperature of 9°C (48°F), this humidity feels like a damp embrace, making traveling a bit more challenging as the cool air combines with the moisture, often leaving you with a chill that seeps into your bones.

May Average Humidity in Nagu

This chart illustrates the average monthly humidity levels in Nagu, 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 Nagu is approximately 77%, 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 Nagu

In Nagu in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Nagu.

Maximum UV Index Levels in Nagu for May

The chart shows the monthly maximum UV Index (UVI) for Nagu 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 Nagu typically reaches 5, which falls under the moderate exposure category.

Data source: Nagu 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 Nagu Compares to Other Months

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

This table compares monthly weather conditions in Nagu, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (31°F)	51 mm (2.0 inches)	92%	low
February Weather	-2°C (28°F)	43 mm (1.7 inches)	90%	low
March Weather	0°C (32°F)	45 mm (1.8 inches)	89%	moderate
April Weather	3°C (39°F)	29 mm (1.1 inches)	85%	moderate
May Weather	9°C (48°F)	39 mm (1.5 inches)	77%	moderate
June Weather	15°C (59°F)	37 mm (1.4 inches)	78%	high
July Weather	18°C (64°F)	60 mm (2.4 inches)	78%	high
August Weather	17°C (63°F)	85 mm (3.3 inches)	79%	moderate
September Weather	13°C (56°F)	78 mm (3.1 inches)	86%	moderate
October Weather	9°C (48°F)	104 mm (4.1 inches)	90%	low
November Weather	5°C (42°F)	74 mm (2.9 inches)	91%	low
December Weather	1°C (35°F)	88 mm (3.5 inches)	89%	low