May Weather in Puumala, Finland

Last updated: August 23, 2025

In May, the average temperature in Puumala, Finland hovers around 8°C (48°F). Expect a minimum of -4°C (25°F) and a maximum reaching 24°C (75°F). During this time, the area experiences 52 mm (2.1 in) of precipitation spread over 9 days, contributing to an average humidity level of 77%. Stay prepared for a mix of chilly and warm moments!

May Temperature in Puumala

In May in Puumala, the average temperature is 8°C (48°F). The maximum can reach 24°C (75°F), and the minimum can be as low as -4°C (25°F). This wide temperature range suggests that travelers should pack layers to stay comfortable during their visit.

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

The chart illustrates May temperature patterns in Puumala, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puumala, May typically has an average temperature of 8°C (48°F), with highs reaching up to 24°C (75°F) and lows dropping to around -4°C (25°F).

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

May Precipitation in Puumala

In Puumala in May, the total precipitation amount is 52 mm (2.1 in) over the course of 9 days.

May Precipitation Trends in Puumala

The chart displays monthly precipitation patterns in Puumala, 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 Puumala, May typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 9 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 Puumala

In Puumala in May, humidity is 77%. With an average temperature of 8°C (48°F), this humidity feels like a heavy, damp blanket wrapping around you, making travel outdoors slightly uncomfortable as the chill seeps in and clings to your skin, pushing you to seek warmth and shelter frequently.

May Average Humidity in Puumala

This chart illustrates the average monthly humidity levels in Puumala, 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 Puumala 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 Puumala

In Puumala 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 Puumala.

Maximum UV Index Levels in Puumala for May

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

Data source: Puumala 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 Puumala Compares to Other Months

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

This table compares monthly weather conditions in Puumala, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	52 mm (2.0 inches)	98%	low
February Weather	-6°C (22°F)	53 mm (2.1 inches)	96%	low
March Weather	-3°C (27°F)	47 mm (1.9 inches)	93%	moderate
April Weather	1°C (35°F)	42 mm (1.7 inches)	88%	moderate
May Weather	8°C (48°F)	52 mm (2.1 inches)	77%	moderate
June Weather	16°C (62°F)	67 mm (2.6 inches)	75%	high
July Weather	18°C (65°F)	90 mm (3.5 inches)	82%	high
August Weather	17°C (62°F)	111 mm (4.4 inches)	84%	moderate
September Weather	12°C (53°F)	93 mm (3.7 inches)	90%	moderate
October Weather	6°C (43°F)	117 mm (4.6 inches)	93%	low
November Weather	2°C (36°F)	82 mm (3.2 inches)	93%	low
December Weather	-3°C (27°F)	80 mm (3.2 inches)	95%	low