May Weather in Riihimaeki, Finland

Last updated: August 23, 2025

In Riihimaeki, Finland, the average temperature in May hovers around 10°C (51°F). During this time, you can expect a minimum of -4°C (24°F) and a possible maximum of 28°C (83°F). The region experiences an average precipitation of 58 mm (2.3 in) over 10 days, contributing to a humidity level of about 75%.

May Temperature in Riihimaeki

In May in Riihimaeki, the average temperature is 10°C (51°F). The maximum can reach 28°C (83°F), while the minimum can drop as low as -4°C (24°F). Be prepared for a wide range of temperatures when traveling to Riihimaeki this month!

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

The chart illustrates May temperature patterns in Riihimaeki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riihimaeki, May typically has an average temperature of 10°C (51°F), with highs reaching up to 28°C (83°F) and lows dropping to around -4°C (24°F).

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

May Precipitation in Riihimaeki

In Riihimaeki in May, the total precipitation amount is 58 mm (2.3 in), measured over a span of 10 days.

May Precipitation Trends in Riihimaeki

The chart displays monthly precipitation patterns in Riihimaeki, 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 Riihimaeki, May typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 10 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 Riihimaeki

In Riihimaeki in May humidity is 75%. With an average temperature of 10°C (51°F), this humidity feels like a heavy blanket wrapping around you, making every step outside feel laborious and damp, perfect for cozy indoor exploration but challenging for outdoor adventures.

May Average Humidity in Riihimaeki

This chart illustrates the average monthly humidity levels in Riihimaeki, 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 Riihimaeki is approximately 75%, 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 Riihimaeki

In Riihimaeki 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 Riihimaeki.

Maximum UV Index Levels in Riihimaeki for May

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

Data source: Riihimaeki 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 Riihimaeki Compares to Other Months

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

This table compares monthly weather conditions in Riihimaeki, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (26°F)	51 mm (2.0 inches)	97%	low
February Weather	-4°C (24°F)	44 mm (1.7 inches)	95%	low
March Weather	-1°C (30°F)	46 mm (1.8 inches)	93%	moderate
April Weather	4°C (39°F)	46 mm (1.8 inches)	86%	moderate
May Weather	10°C (51°F)	58 mm (2.3 inches)	75%	moderate
June Weather	16°C (62°F)	65 mm (2.5 inches)	75%	high
July Weather	17°C (64°F)	82 mm (3.2 inches)	80%	high
August Weather	16°C (61°F)	77 mm (3.0 inches)	83%	moderate
September Weather	11°C (52°F)	66 mm (2.6 inches)	90%	moderate
October Weather	6°C (43°F)	77 mm (3.0 inches)	93%	low
November Weather	2°C (36°F)	53 mm (2.1 inches)	94%	low
December Weather	-2°C (29°F)	67 mm (2.6 inches)	95%	low