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April Weather in Jomala, Åland Islands

Last updated: August 22, 2025

In April, the average temperature in Jomala, Åland Islands hovers around 4°C (39°F). Expect minimums dipping to -3°C (26°F) and maximums reaching up to 14°C (58°F). During this time, the area sees about 25 mm (1.0 in) of precipitation over 7 days, accompanied by a high average humidity of 85%.

April Temperature in Jomala

In April in Jomala, the average temperature is 4°C (39°F). The maximum can reach 14°C (58°F) and the minimum can be as low as -3°C (26°F). Travelers should be prepared for cool weather and possibly chilly conditions, so packing layers is advisable.

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

The chart illustrates April temperature patterns in Jomala, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jomala, April typically has an average temperature of 4°C (39°F), with highs reaching up to 14°C (58°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec333234394758636356484236
Data source: Temperature data for Jomala 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 Jomala

In Jomala in April, the precipitation amount is 25 mm (1.0 in) over the course of 7 days.

April Precipitation Trends in Jomala

The chart displays monthly precipitation patterns in Jomala, 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 Jomala, April typically receives around 25 mm (1.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec443436253830475657875071
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Jomala

In Jomala in April, humidity is 85%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to ward off the cold and moisture.

April Average Humidity in Jomala

This chart illustrates the average monthly humidity levels in Jomala, 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 Jomala is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%90%85%77%76%75%78%86%91%91%90%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Jomala

In Jomala 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 Jomala for better planning.

Maximum UV Index Levels in Jomala for April

The chart shows the monthly maximum UV Index (UVI) for Jomala 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 Jomala typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Jomala 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 Jomala Compares to Other Months

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

This table compares monthly weather conditions in Jomala, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)44 mm (1.7 inches)92%low
February Weather0°C (32°F)34 mm (1.3 inches)90%low
March Weather1°C (34°F)36 mm (1.4 inches)90%moderate
April Weather4°C (39°F)25 mm (1.0 inches)85%moderate
May Weather8°C (47°F)38 mm (1.5 inches)77%moderate
June Weather15°C (58°F)30 mm (1.2 inches)76%high
July Weather17°C (63°F)47 mm (1.9 inches)75%high
August Weather17°C (63°F)56 mm (2.2 inches)78%moderate
September Weather13°C (56°F)57 mm (2.3 inches)86%moderate
October Weather9°C (48°F)87 mm (3.4 inches)90%low
November Weather6°C (42°F)50 mm (2.0 inches)91%low
December Weather2°C (36°F)71 mm (2.8 inches)90%low

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