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April Weather in Mikkeli, Finland

Last updated: August 23, 2025

In April, the average temperature in Mikkeli, Finland hovers around 2°C (36°F), with a minimum of -13°C (10°F) and a maximum of 18°C (65°F). Expect 44 mm (1.7 in) of precipitation spread over 11 days, contributing to an average humidity of 87%. Prepare for a chilly and damp month!

April Temperature in Mikkeli

In April in Mikkeli, the average temperature is 2°C (36°F). Maximum temperatures can reach up to 18°C (65°F), while minimums can plummet to as low as -13°C (10°F). Be sure to pack accordingly, as this month brings a wide range of temperatures perfect for layering.

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

The chart illustrates April temperature patterns in Mikkeli, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mikkeli, April typically has an average temperature of 2°C (36°F), with highs reaching up to 18°C (65°F) and lows dropping to around -13°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec232128364861636051423426
Data source: Temperature data for Mikkeli 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 Mikkeli

In Mikkeli in April, the precipitation amount is 44 mm (1.7 in) during 11 days, indicating a relatively wet period for that time of year.

April Precipitation Trends in Mikkeli

The chart displays monthly precipitation patterns in Mikkeli, 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 Mikkeli, April typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec494544445366818671765870
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Mikkeli

In Mikkeli in April, humidity is 87%. With an average temperature of 2°C (36°F), this humidity feels like an unwelcome chill that seeps into your bones, making outdoor exploration feel damp and heavy, and encouraging travelers to seek the warmth of indoor attractions instead.

April Average Humidity in Mikkeli

This chart illustrates the average monthly humidity levels in Mikkeli, 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 Mikkeli is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%96%93%87%75%74%80%85%90%94%94%96%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Mikkeli

In Mikkeli 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 Mikkeli for better planning.

Maximum UV Index Levels in Mikkeli for April

The chart shows the monthly maximum UV Index (UVI) for Mikkeli 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 Mikkeli typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456753211
Data source: Mikkeli 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 Mikkeli Compares to Other Months

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

This table compares monthly weather conditions in Mikkeli, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)49 mm (1.9 inches)98%low
February Weather-6°C (22°F)45 mm (1.8 inches)96%low
March Weather-2°C (28°F)44 mm (1.7 inches)93%moderate
April Weather2°C (36°F)44 mm (1.7 inches)87%moderate
May Weather9°C (49°F)53 mm (2.1 inches)75%moderate
June Weather16°C (61°F)66 mm (2.6 inches)74%high
July Weather17°C (64°F)81 mm (3.2 inches)80%high
August Weather16°C (60°F)86 mm (3.4 inches)85%moderate
September Weather11°C (51°F)71 mm (2.8 inches)90%moderate
October Weather6°C (42°F)76 mm (3.0 inches)94%low
November Weather1°C (35°F)58 mm (2.3 inches)94%low
December Weather-3°C (27°F)70 mm (2.8 inches)96%low

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