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April Weather in Lappi, Finland

Last updated: August 23, 2025

In April, the average temperature in Lappi, Finland hovers around 4°C (40°F). Expect a minimum of -9°C (16°F) and a maximum of 20°C (69°F), making for quite the temperature range. Rainfall is relatively modest, with 33 mm (1.3 in) of precipitation spread over 9 days. Additionally, the air carries an average humidity of 85%, adding to the cool, damp atmosphere.

April Temperature in Lappi

In April in Lappi, the average temperature is 4°C (40°F). Maximums can reach 20°C (69°F) and minimums can be as low as -9°C (16°F). It's essential to pack layers and be prepared for varying weather conditions while traveling during this time.

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

The chart illustrates April temperature patterns in Lappi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lappi, April typically has an average temperature of 4°C (40°F), with highs reaching up to 20°C (69°F) and lows dropping to around -9°C (16°F).
JanFebMarAprMayJunJulAugSepOctNovDec292732394960636154453832
Data source: Temperature data for Lappi generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Lappi

In Lappi in April, the precipitation amount is 33 mm (1.3 in) over the course of 9 days.

April Precipitation Trends in Lappi

The chart displays monthly precipitation patterns in Lappi, 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 Lappi, April typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec433942334247878668805570
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Lappi

In Lappi in April, humidity is 85%. With an average temperature of 4°C (40°F), this humidity feels like an icy blanket wrapping around you, making outdoor activities feel much colder and damp, which can be quite uncomfortable for traveling.

April Average Humidity in Lappi

This chart illustrates the average monthly humidity levels in Lappi, 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 Lappi is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%89%85%77%78%78%79%86%90%91%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Lappi

In Lappi 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 Lappi for better planning.

Maximum UV Index Levels in Lappi for April

The chart shows the monthly maximum UV Index (UVI) for Lappi 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 Lappi typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456653211
Data source: Lappi 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 Lappi Compares to Other Months

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

This table compares monthly weather conditions in Lappi, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)43 mm (1.7 inches)92%low
February Weather-3°C (27°F)39 mm (1.5 inches)90%low
March Weather0°C (32°F)42 mm (1.6 inches)89%moderate
April Weather4°C (40°F)33 mm (1.3 inches)85%moderate
May Weather9°C (49°F)42 mm (1.6 inches)77%moderate
June Weather16°C (60°F)47 mm (1.8 inches)78%high
July Weather17°C (64°F)87 mm (3.4 inches)78%high
August Weather16°C (62°F)86 mm (3.4 inches)79%moderate
September Weather12°C (54°F)68 mm (2.7 inches)86%moderate
October Weather7°C (45°F)80 mm (3.2 inches)90%low
November Weather4°C (39°F)55 mm (2.2 inches)91%low
December Weather0°C (32°F)70 mm (2.7 inches)89%low

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