April Weather in Viljakkala, Finland

Last updated: August 23, 2025

The average temperature in Viljakkala, Finland during April hovers around 3°C (37°F). Expect a minimum of -13°C (9°F) and a maximum of 21°C (69°F). There’s a fair chance of rain, with 44 mm (1.7 in) of precipitation spread over 10 days. Humidity levels are generally high, averaging 86%, creating a brisk, damp atmosphere.

April Temperature in Viljakkala

In April in Viljakkala, the average temperature is 3°C (37°F). The maximum can reach 21°C (69°F), while the minimum can be as low as -13°C (9°F). Be prepared for a mix of mild and chilly weather, making it essential to pack layers for your trip.

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

The chart illustrates April temperature patterns in Viljakkala, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Viljakkala, April typically has an average temperature of 3°C (37°F), with highs reaching up to 21°C (69°F) and lows dropping to around -13°C (9°F).

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

April Precipitation in Viljakkala

In Viljakkala in April, the total precipitation amount is 44 mm (1.7 in) over the course of 10 days.

April Precipitation Trends in Viljakkala

The chart displays monthly precipitation patterns in Viljakkala, 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 Viljakkala, April typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Viljakkala

In Viljakkala in April humidity is 86%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

April Average Humidity in Viljakkala

This chart illustrates the average monthly humidity levels in Viljakkala, 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 Viljakkala is approximately 86%, 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 Viljakkala

In Viljakkala 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 Viljakkala for better planning.

Maximum UV Index Levels in Viljakkala for April

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

Data source: Viljakkala 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 Viljakkala Compares to Other Months

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

This table compares monthly weather conditions in Viljakkala, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	46 mm (1.8 inches)	97%	low
February Weather	-5°C (23°F)	42 mm (1.6 inches)	95%	low
March Weather	-2°C (29°F)	45 mm (1.8 inches)	93%	moderate
April Weather	3°C (37°F)	44 mm (1.7 inches)	86%	moderate
May Weather	9°C (49°F)	52 mm (2.0 inches)	75%	moderate
June Weather	16°C (61°F)	68 mm (2.7 inches)	75%	high
July Weather	17°C (63°F)	65 mm (2.6 inches)	80%	high
August Weather	15°C (60°F)	93 mm (3.7 inches)	83%	moderate
September Weather	11°C (51°F)	67 mm (2.6 inches)	90%	moderate
October Weather	6°C (42°F)	78 mm (3.1 inches)	93%	low
November Weather	2°C (35°F)	63 mm (2.5 inches)	94%	low
December Weather	-2°C (28°F)	65 mm (2.5 inches)	95%	low