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April Weather in Sonkajaervi, Finland

Last updated: August 23, 2025

In April, the average temperature in Sonkajaervi, Finland hovers around 1°C (35°F). It's a month of contrasts, with lows dipping to -16°C (4°F) and highs reaching up to 22°C (71°F). Expect 45 mm (1.8 in) of precipitation scattered over 10 days, and be prepared for a notably high average humidity of 87%.

April Temperature in Sonkajaervi

In April in Sonkajaervi, the average temperature is 1°C (35°F). Maximum temperatures can reach 22°C (71°F), while minimums can dip as low as -16°C (4°F). Be sure to pack for a wide range of temperatures when traveling during this time.

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

The chart illustrates April temperature patterns in Sonkajaervi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sonkajaervi, April typically has an average temperature of 1°C (35°F), with highs reaching up to 22°C (71°F) and lows dropping to around -16°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec191725344659625848393123
Data source: Temperature data for Sonkajaervi 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 Sonkajaervi

In Sonkajaervi in April, the precipitation amount is 45 mm (1.8 in) spread over a duration of 10 days.

April Precipitation Trends in Sonkajaervi

The chart displays monthly precipitation patterns in Sonkajaervi, 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 Sonkajaervi, April typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec4845454557739010285898064
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sonkajaervi

In Sonkajaervi in April humidity is 87%. With an average temperature of 1°C (35°F), this humidity feels like a chilling dampness that seeps into your bones, making travel feel particularly uncomfortable as the cold air clings to your skin and makes each step feel heavier.

April Average Humidity in Sonkajaervi

This chart illustrates the average monthly humidity levels in Sonkajaervi, 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 Sonkajaervi is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec99%97%95%87%78%74%80%85%91%95%94%98%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sonkajaervi

In Sonkajaervi 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 Sonkajaervi for better planning.

Maximum UV Index Levels in Sonkajaervi for April

The chart shows the monthly maximum UV Index (UVI) for Sonkajaervi 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 Sonkajaervi typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112456653211
Data source: Sonkajaervi 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 Sonkajaervi Compares to Other Months

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

This table compares monthly weather conditions in Sonkajaervi, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (19°F)48 mm (1.9 inches)99%low
February Weather-8°C (18°F)45 mm (1.8 inches)97%low
March Weather-4°C (25°F)45 mm (1.8 inches)95%low
April Weather1°C (35°F)45 mm (1.8 inches)87%moderate
May Weather8°C (47°F)57 mm (2.2 inches)78%moderate
June Weather15°C (59°F)73 mm (2.9 inches)74%high
July Weather17°C (62°F)90 mm (3.5 inches)80%high
August Weather14°C (58°F)102 mm (4.0 inches)85%moderate
September Weather9°C (48°F)85 mm (3.3 inches)91%moderate
October Weather4°C (39°F)89 mm (3.5 inches)95%low
November Weather-1°C (31°F)80 mm (3.1 inches)94%low
December Weather-5°C (24°F)64 mm (2.5 inches)98%low

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