April Weather in Rantasalmi, Finland

Last updated: August 23, 2025

In Rantasalmi, Finland, the average temperature in April hovers around 2°C (36°F), with fluctuations ranging from a chilly -12°C (10°F) to a mild 17°C (64°F). During this time, expect about 46 mm (1.8 in) of precipitation over 11 days, contributing to an overall average humidity of 88%. Bundle up and prepare for a damp, brisk atmosphere!

April Temperature in Rantasalmi

In April in Rantasalmi, the average temperature is 2°C (36°F), with maximums reaching 17°C (64°F) and minimums dropping as low as -12°C (10°F). Travelers should be prepared for a wide temperature range, packing layers to ensure comfort throughout the day.

April Weather in Rantasalmi: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Rantasalmi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rantasalmi, April typically has an average temperature of 2°C (36°F), with highs reaching up to 17°C (64°F) and lows dropping to around -12°C (10°F).

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

April Precipitation in Rantasalmi

In Rantasalmi in April, the precipitation amount is 46 mm (1.8 in) over the course of 11 days.

April Precipitation Trends in Rantasalmi

The chart displays monthly precipitation patterns in Rantasalmi, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Rantasalmi, April typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Rantasalmi

In Rantasalmi in April, humidity is 88%. With an average temperature of 2°C (36°F), this humidity feels like a cold, damp blanket wrapping around you, making traveling uncomfortable and energy-draining as every step through the chill seems heavier in the thick air.

April Average Humidity in Rantasalmi

This chart illustrates the average monthly humidity levels in Rantasalmi, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Rantasalmi is approximately 88%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Rantasalmi

In Rantasalmi in April, 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 Rantasalmi for better planning.

Maximum UV Index Levels in Rantasalmi for April

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

Data source: Rantasalmi April 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 April Weather in Rantasalmi Compares to Other Months

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

This table compares monthly weather conditions in Rantasalmi, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (22°F)	49 mm (1.9 inches)	98%	low
February Weather	-6°C (21°F)	44 mm (1.7 inches)	96%	low
March Weather	-3°C (27°F)	46 mm (1.8 inches)	93%	moderate
April Weather	2°C (36°F)	46 mm (1.8 inches)	88%	moderate
May Weather	10°C (49°F)	55 mm (2.2 inches)	77%	moderate
June Weather	16°C (61°F)	67 mm (2.6 inches)	75%	high
July Weather	17°C (63°F)	77 mm (3.0 inches)	82%	high
August Weather	15°C (60°F)	81 mm (3.2 inches)	84%	moderate
September Weather	10°C (51°F)	77 mm (3.0 inches)	90%	moderate
October Weather	5°C (42°F)	76 mm (3.0 inches)	93%	low
November Weather	1°C (34°F)	57 mm (2.2 inches)	93%	low
December Weather	-4°C (26°F)	70 mm (2.8 inches)	95%	low