April Weather in Sahalahti, Finland

Last updated: August 23, 2025

In April, the average temperature in Sahalahti, Finland hovers around 3°C (37°F). Expect a chilly minimum of -11°C (12°F) and a pleasantly warm maximum reaching 20°C (68°F). During this month, precipitation totals 42 mm (1.7 in) over 10 days, while the air remains quite humid at 86%. Prepare for varied weather conditions!

April Temperature in Sahalahti

In April in Sahalahti, the average temperature is 3°C (37°F). The maximum can reach 20°C (68°F), while the minimum can drop as low as -11°C (12°F). Be prepared for varying weather conditions during your travels, as you'll experience both chilly and mild temperatures.

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

The chart illustrates April temperature patterns in Sahalahti, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sahalahti, April typically has an average temperature of 3°C (37°F), with highs reaching up to 20°C (68°F) and lows dropping to around -11°C (12°F).

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

April Precipitation in Sahalahti

In Sahalahti in April, the precipitation amount is 42 mm (1.7 in) over the course of 10 days.

April Precipitation Trends in Sahalahti

The chart displays monthly precipitation patterns in Sahalahti, 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 Sahalahti, April typically receives around 42 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.

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Millimeters (mm) Inches (in)

April Humidity in Sahalahti

In Sahalahti 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 Sahalahti

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

In Sahalahti 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 Sahalahti for better planning.

Maximum UV Index Levels in Sahalahti for April

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

Data source: Sahalahti 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 Sahalahti Compares to Other Months

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

This table compares monthly weather conditions in Sahalahti, 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)	47 mm (1.9 inches)	97%	low
February Weather	-5°C (23°F)	40 mm (1.6 inches)	95%	low
March Weather	-2°C (29°F)	42 mm (1.7 inches)	93%	moderate
April Weather	3°C (37°F)	42 mm (1.7 inches)	86%	moderate
May Weather	9°C (48°F)	58 mm (2.3 inches)	75%	moderate
June Weather	15°C (59°F)	68 mm (2.7 inches)	75%	high
July Weather	17°C (63°F)	76 mm (3.0 inches)	80%	high
August Weather	16°C (60°F)	85 mm (3.3 inches)	83%	moderate
September Weather	11°C (52°F)	69 mm (2.7 inches)	90%	moderate
October Weather	6°C (43°F)	82 mm (3.2 inches)	93%	low
November Weather	2°C (36°F)	58 mm (2.3 inches)	94%	low
December Weather	-2°C (29°F)	66 mm (2.6 inches)	95%	low