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April Weather in Lumijoki, Finland

Last updated: August 23, 2025

In April, the average temperature in Lumijoki, Finland hovers around 1°C (34°F). Expect lows of -13°C (8°F) and highs reaching 19°C (66°F). During this month, precipitation totals approximately 37 mm (1.5 in) over 7 days, while humidity levels remain high at an average of 87%.

April Temperature in Lumijoki

In April in Lumijoki, the average temperature is 1°C (34°F), with a maximum that can reach 19°C (66°F) and a minimum that can drop as low as -13°C (8°F). It's essential to pack layers and be prepared for a wide range of temperatures while traveling in this region during this time.

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

The chart illustrates April temperature patterns in Lumijoki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lumijoki, April typically has an average temperature of 1°C (34°F), with highs reaching up to 19°C (66°F) and lows dropping to around -13°C (8°F).
JanFebMarAprMayJunJulAugSepOctNovDec191825344657625849393124
Data source: Temperature data for Lumijoki 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 Lumijoki

In Lumijoki in April, the precipitation amount is 37 mm (1.5 in) during a span of 7 days.

April Precipitation Trends in Lumijoki

The chart displays monthly precipitation patterns in Lumijoki, 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 Lumijoki, April typically receives around 37 mm (1.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec373737375356789671785952
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Lumijoki

In Lumijoki in April humidity is 87%. With an average temperature of 1°C (34°F), this humidity feels like a chilling blanket enveloping you, making every step outside feel heavy and damp, and leaving you longing for warmth and comfort while traveling.

April Average Humidity in Lumijoki

This chart illustrates the average monthly humidity levels in Lumijoki, 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 Lumijoki is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec100%98%95%87%81%77%79%84%90%95%95%99%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Lumijoki

In Lumijoki 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 Lumijoki for better planning.

Maximum UV Index Levels in Lumijoki for April

The chart shows the monthly maximum UV Index (UVI) for Lumijoki 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 Lumijoki typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113446643211
Data source: Lumijoki 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 Lumijoki Compares to Other Months

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

This table compares monthly weather conditions in Lumijoki, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)37 mm (1.4 inches)100%low
February Weather-8°C (18°F)37 mm (1.4 inches)98%low
March Weather-4°C (26°F)37 mm (1.5 inches)95%moderate
April Weather1°C (34°F)37 mm (1.5 inches)87%moderate
May Weather8°C (46°F)53 mm (2.1 inches)81%moderate
June Weather14°C (58°F)56 mm (2.2 inches)77%high
July Weather17°C (62°F)78 mm (3.1 inches)79%high
August Weather14°C (58°F)96 mm (3.8 inches)84%moderate
September Weather9°C (49°F)71 mm (2.8 inches)90%moderate
October Weather4°C (40°F)78 mm (3.1 inches)95%low
November Weather0°C (31°F)59 mm (2.3 inches)95%low
December Weather-4°C (25°F)52 mm (2.0 inches)99%low

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