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April Weather in Ruukki, Finland

Last updated: August 23, 2025

In April, the average temperature in Ruukki, Finland hovers around 1°C (34°F). Expect a chilly minimum of -13°C (9°F), while the mercury can rise to a comfortable 18°C (65°F) on warmer days. With an average precipitation of 36 mm (1.4 in) spread over 6 days, it's wise to carry an umbrella. The average humidity stands at a humid 86%, making for crisp but damp conditions.

April Temperature in Ruukki

In April in Ruukki, the average temperature is 1°C (34°F). The maximum can reach 18°C (65°F), while the minimum can drop as low as -13°C (9°F). It's advisable to pack layers and be prepared for a wide range of weather conditions when traveling during this month.

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

The chart illustrates April temperature patterns in Ruukki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ruukki, April typically has an average temperature of 1°C (34°F), with highs reaching up to 18°C (65°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec201825344557625849403225
Data source: Temperature data for Ruukki 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 Ruukki

In Ruukki in April, the total precipitation amount is 36 mm (1.4 in), which falls over the course of 6 days.

April Precipitation Trends in Ruukki

The chart displays monthly precipitation patterns in Ruukki, 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 Ruukki, April typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec363636365353749270775750
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Ruukki

In Ruukki in April, humidity is 86%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making outdoor adventures brisk and invigorating but challenging for travel.

April Average Humidity in Ruukki

This chart illustrates the average monthly humidity levels in Ruukki, 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 Ruukki is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec99%97%93%86%80%76%79%83%89%94%94%98%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Ruukki

In Ruukki 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 Ruukki for better planning.

Maximum UV Index Levels in Ruukki for April

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

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

This table compares monthly weather conditions in Ruukki, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)36 mm (1.4 inches)99%low
February Weather-8°C (18°F)36 mm (1.4 inches)97%low
March Weather-4°C (26°F)36 mm (1.4 inches)93%moderate
April Weather1°C (34°F)36 mm (1.4 inches)86%moderate
May Weather7°C (46°F)52 mm (2.1 inches)80%moderate
June Weather14°C (58°F)53 mm (2.1 inches)76%high
July Weather17°C (62°F)74 mm (2.9 inches)79%high
August Weather14°C (58°F)92 mm (3.6 inches)83%moderate
September Weather10°C (50°F)70 mm (2.8 inches)89%moderate
October Weather4°C (40°F)77 mm (3.0 inches)94%low
November Weather0°C (32°F)57 mm (2.2 inches)94%low
December Weather-4°C (25°F)50 mm (2.0 inches)98%low

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