April Weather in Simo, Finland

Last updated: August 23, 2025

In April, the average temperature in Simo, Finland hovers around 0°C (33°F), with lows dipping to a brisk -16°C (3°F) and highs reaching a mild 16°C (62°F). Expect 40 mm (1.6 in) of precipitation over approximately 6 days, accompanied by a notable average humidity of 86%. Make sure to bundle up and prepare for occasional rain!

April Temperature in Simo

In April in Simo, the average temperature is 0°C (33°F). Maximums can reach 16°C (62°F), while minimums can drop as low as -16°C (3°F). Be prepared for chilly conditions, but you may also experience some milder days while exploring the area.

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

The chart illustrates April temperature patterns in Simo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Simo, April typically has an average temperature of 0°C (33°F), with highs reaching up to 16°C (62°F) and lows dropping to around -16°C (3°F).

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

April Precipitation in Simo

In Simo in April, the precipitation amount is 40 mm (1.6 in) over the course of 6 days.

April Precipitation Trends in Simo

The chart displays monthly precipitation patterns in Simo, 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 Simo, April typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 6 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 Simo

In Simo in April humidity is 86%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that permeates your clothes, making traveling uncomfortable and necessitating warm, layered clothing to stay dry and cozy.

April Average Humidity in Simo

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

In Simo 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 Simo for better planning.

Maximum UV Index Levels in Simo for April

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

Data source: Simo 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 Simo Compares to Other Months

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

This table compares monthly weather conditions in Simo, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (16°F)	49 mm (1.9 inches)	99%	low
February Weather	-9°C (16°F)	46 mm (1.8 inches)	97%	low
March Weather	-5°C (24°F)	50 mm (2.0 inches)	93%	low
April Weather	0°C (33°F)	40 mm (1.6 inches)	86%	moderate
May Weather	7°C (45°F)	51 mm (2.0 inches)	80%	moderate
June Weather	14°C (57°F)	62 mm (2.4 inches)	76%	high
July Weather	17°C (63°F)	62 mm (2.4 inches)	79%	high
August Weather	14°C (58°F)	86 mm (3.4 inches)	83%	moderate
September Weather	9°C (48°F)	75 mm (3.0 inches)	89%	moderate
October Weather	3°C (38°F)	85 mm (3.3 inches)	94%	low
November Weather	-2°C (30°F)	71 mm (2.8 inches)	94%	low
December Weather	-5°C (22°F)	67 mm (2.7 inches)	98%	low