May Weather in Tohmajaervi, Finland

Last updated: August 23, 2025

In Tohmajaervi, Finland, the average temperature in May hovers around 9°C (48°F). Expect a wide range with minimums dipping to -6°C (21°F) and maximums soaring to 30°C (86°F). Throughout the month, precipitation amounts to 56 mm (2.2 in) over approximately 12 days, contributing to an average humidity of 79%.

May Temperature in Tohmajaervi

In May in Tohmajaervi, the average temperature is 9°C (48°F), with maximums reaching as high as 30°C (86°F) and minimums dipping down to -6°C (21°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates May temperature patterns in Tohmajaervi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tohmajaervi, May typically has an average temperature of 9°C (48°F), with highs reaching up to 30°C (86°F) and lows dropping to around -6°C (21°F).

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

May Precipitation in Tohmajaervi

In Tohmajaervi in May, the precipitation amount is 56 mm (2.2 in) spread over 12 days.

May Precipitation Trends in Tohmajaervi

The chart displays monthly precipitation patterns in Tohmajaervi, 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 Tohmajaervi, May typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 12 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 Tohmajaervi

In Tohmajaervi in May humidity is 79%. With an average temperature of 9°C (48°F), this humidity feels like a chilly mist wrapping around you, making outdoor activities brisk yet invigorating, but it can also leave you feeling damp and slightly chilled if you're not dressed appropriately for the conditions.

May Average Humidity in Tohmajaervi

This chart illustrates the average monthly humidity levels in Tohmajaervi, 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 Tohmajaervi is approximately 79%, 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 Tohmajaervi

In Tohmajaervi 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 Tohmajaervi.

Maximum UV Index Levels in Tohmajaervi for May

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

Data source: Tohmajaervi 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 Tohmajaervi Compares to Other Months

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

This table compares monthly weather conditions in Tohmajaervi, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	52 mm (2.0 inches)	99%	low
February Weather	-7°C (19°F)	55 mm (2.2 inches)	98%	low
March Weather	-3°C (26°F)	56 mm (2.2 inches)	95%	moderate
April Weather	2°C (36°F)	48 mm (1.9 inches)	88%	moderate
May Weather	9°C (48°F)	56 mm (2.2 inches)	79%	moderate
June Weather	15°C (60°F)	58 mm (2.3 inches)	76%	high
July Weather	17°C (63°F)	92 mm (3.6 inches)	83%	high
August Weather	15°C (59°F)	105 mm (4.1 inches)	89%	moderate
September Weather	10°C (50°F)	84 mm (3.3 inches)	91%	moderate
October Weather	5°C (41°F)	86 mm (3.4 inches)	95%	low
November Weather	0°C (33°F)	64 mm (2.5 inches)	95%	low
December Weather	-4°C (25°F)	81 mm (3.2 inches)	97%	low