May Weather in Rantsila, Finland

Last updated: August 23, 2025

In May, the average temperature in Rantsila, Finland hovers around 8°C (47°F). Expect a minimum chill of -6°C (22°F) and the occasional warm day reaching up to 27°C (82°F). With 56 mm (2.2 in) of precipitation spread across 11 days, you’ll want to prepare for wet weather amidst the 81% humidity that characterizes this season.

May Temperature in Rantsila

In May in Rantsila, the average temperature is 8°C (47°F). Maximums can reach 27°C (82°F), and minimums can be as low as -6°C (22°F). Travelers should be prepared for a wide range of temperatures during this time.

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

The chart illustrates May temperature patterns in Rantsila, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rantsila, May typically has an average temperature of 8°C (47°F), with highs reaching up to 27°C (82°F) and lows dropping to around -6°C (22°F).

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

May Precipitation in Rantsila

In Rantsila in May, the precipitation amount is 56 mm (2.2 in) over the course of 11 days.

May Precipitation Trends in Rantsila

The chart displays monthly precipitation patterns in Rantsila, 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 Rantsila, May typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 11 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 Rantsila

In Rantsila in May humidity is 81%. With an average temperature of 8°C (47°F), this humidity feels like a palpable heaviness in the air, making outdoor exploration feel damp and chilly, requiring travelers to bundle up and prepare for a brisk experience.

May Average Humidity in Rantsila

This chart illustrates the average monthly humidity levels in Rantsila, 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 Rantsila is approximately 81%, 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 Rantsila

In Rantsila in May, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Rantsila for better planning.

Maximum UV Index Levels in Rantsila for May

The chart shows the monthly maximum UV Index (UVI) for Rantsila 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 Rantsila typically reaches 4, which falls under the moderate exposure category.

Data source: Rantsila 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 Rantsila Compares to Other Months

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

This table compares monthly weather conditions in Rantsila, 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)	39 mm (1.5 inches)	100%	low
February Weather	-8°C (18°F)	38 mm (1.5 inches)	98%	low
March Weather	-4°C (26°F)	38 mm (1.5 inches)	95%	moderate
April Weather	2°C (35°F)	43 mm (1.7 inches)	87%	moderate
May Weather	8°C (47°F)	56 mm (2.2 inches)	81%	moderate
June Weather	14°C (58°F)	58 mm (2.3 inches)	77%	high
July Weather	16°C (62°F)	89 mm (3.5 inches)	79%	high
August Weather	14°C (58°F)	93 mm (3.7 inches)	84%	moderate
September Weather	9°C (49°F)	76 mm (3.0 inches)	90%	moderate
October Weather	4°C (39°F)	79 mm (3.1 inches)	95%	low
November Weather	-1°C (31°F)	62 mm (2.4 inches)	95%	low
December Weather	-4°C (24°F)	52 mm (2.0 inches)	99%	low