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May Weather in Korpo, Finland

Last updated: August 23, 2025

In May, the average temperature in Korpo, Finland hovers around 8°C (46°F), with a minimum of 1°C (34°F) and a maximum of 17°C (62°F). Expect about 37 mm (1.4 in) of precipitation spread over 6 days, and enjoy a cozy atmosphere with an average humidity of 77%.

May Temperature in Korpo

In May in Korpo, the average temperature is 8°C (46°F). The maximum can reach 17°C (62°F), while the minimum can drop to as low as 1°C (34°F). Be sure to pack layers to stay comfortable during your travels!

May Weather in Korpo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Korpo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Korpo, May typically has an average temperature of 8°C (46°F), with highs reaching up to 17°C (62°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec333032384657636357494336
Data source: Temperature data for Korpo 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.

May Precipitation in Korpo

In Korpo in May, the precipitation amount is 37 mm (1.4 in) over a span of 6 days.

May Precipitation Trends in Korpo

The chart displays monthly precipitation patterns in Korpo, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Korpo, May typically receives around 37 mm (1.4 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec4941412637334873801097491
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Korpo

In Korpo in May humidity is 77%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill wrapping around you, making outdoor activities less inviting and requiring extra layers to stay comfortable while exploring.

May Average Humidity in Korpo

This chart illustrates the average monthly humidity levels in Korpo, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Korpo is approximately 77%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Korpo

In Korpo in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Korpo.

Maximum UV Index Levels in Korpo for May

The chart shows the monthly maximum UV Index (UVI) for Korpo in May, 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 May, the maximum UV index in Korpo typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Korpo May 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 May Weather in Korpo Compares to Other Months

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

This table compares monthly weather conditions in Korpo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)49 mm (1.9 inches)92%low
February Weather-1°C (30°F)41 mm (1.6 inches)90%low
March Weather0°C (32°F)41 mm (1.6 inches)89%moderate
April Weather3°C (38°F)26 mm (1.0 inches)85%moderate
May Weather8°C (46°F)37 mm (1.4 inches)77%moderate
June Weather14°C (58°F)33 mm (1.3 inches)78%high
July Weather17°C (63°F)48 mm (1.9 inches)78%high
August Weather17°C (63°F)73 mm (2.9 inches)79%moderate
September Weather14°C (57°F)80 mm (3.2 inches)86%moderate
October Weather9°C (49°F)108 mm (4.3 inches)90%low
November Weather6°C (43°F)74 mm (2.9 inches)91%low
December Weather2°C (36°F)91 mm (3.6 inches)89%low

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