May Weather in Mellilae, Finland

Last updated: August 23, 2025

In May, the average temperature in Mellilae, Finland hovers around 10°C (50°F). Expect minimums dropping as low as -5°C (23°F) and maximums reaching up to 27°C (81°F). With an average precipitation of 55 mm (2.2 in) spread over 10 days, and a humidity level of 75%, this month offers a unique blend of coolness and moisture.

May Temperature in Mellilae

In May in Mellilae, the average temperature is 10°C (50°F), with maximums reaching 27°C (81°F) and minimums dropping as low as -5°C (23°F). This variability in temperature makes it essential for travelers to pack layers and be prepared for both warm and cold conditions.

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

The chart illustrates May temperature patterns in Mellilae, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mellilae, May typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (81°F) and lows dropping to around -5°C (23°F).

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

May Precipitation in Mellilae

In Mellilae in May, the precipitation amount is 55 mm (2.2 in) spread over a duration of 10 days.

May Precipitation Trends in Mellilae

The chart displays monthly precipitation patterns in Mellilae, 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 Mellilae, May typically receives around 55 mm (2.2 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 Mellilae

In Mellilae in May humidity is 75%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and necessitating extra layers for warmth and comfort.

May Average Humidity in Mellilae

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

In Mellilae 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 Mellilae.

Maximum UV Index Levels in Mellilae for May

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

Data source: Mellilae 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 Mellilae Compares to Other Months

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

This table compares monthly weather conditions in Mellilae, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	48 mm (1.9 inches)	97%	low
February Weather	-4°C (25°F)	43 mm (1.7 inches)	95%	low
March Weather	-1°C (31°F)	45 mm (1.8 inches)	93%	moderate
April Weather	4°C (39°F)	39 mm (1.5 inches)	86%	moderate
May Weather	10°C (50°F)	55 mm (2.2 inches)	75%	moderate
June Weather	16°C (61°F)	56 mm (2.2 inches)	75%	high
July Weather	18°C (64°F)	81 mm (3.2 inches)	80%	high
August Weather	16°C (61°F)	88 mm (3.4 inches)	83%	moderate
September Weather	11°C (52°F)	61 mm (2.4 inches)	90%	moderate
October Weather	6°C (43°F)	76 mm (3.0 inches)	93%	low
November Weather	3°C (37°F)	52 mm (2.1 inches)	94%	low
December Weather	-1°C (30°F)	67 mm (2.6 inches)	95%	low