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April Weather in Islandia, United States

Last updated: June 24, 2025

In April, the average temperature in Islandia, United States hovers around 9°C (49°F). Expect temperatures to dip as low as 0°C (32°F) and rise to a pleasant 21°C (71°F). With an average precipitation of 130 mm (5.1 in) spread over 12 days, it's wise to keep an umbrella handy. The average humidity is a comfortable 78%, making it a refreshing time to explore!

April Temperature in Islandia

In April in Islandia, the average temperature is 9°C (49°F). Maximum temperatures can reach 21°C (71°F), while minimums can dip as low as 0°C (32°F). Be sure to pack layers to stay comfortable while exploring this destination!

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

The chart illustrates April temperature patterns in Islandia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Islandia, April typically has an average temperature of 9°C (49°F), with highs reaching up to 21°C (71°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec363740485768757570614941
Data source: Temperature data for Islandia 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 Islandia

In Islandia in April, the precipitation amount is 130 mm (5.1 in) over a span of 12 days.

April Precipitation Trends in Islandia

The chart displays monthly precipitation patterns in Islandia, 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 Islandia, April typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec831181071301238613010996142105138
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Islandia

In Islandia in April, humidity is 78%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while traveling, as the cool air combines with the moisture to create a brisk and invigorating atmosphere.

April Average Humidity in Islandia

This chart illustrates the average monthly humidity levels in Islandia, 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 Islandia is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Islandia

In Islandia in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Islandia.

Maximum UV Index Levels in Islandia for April

The chart shows the monthly maximum UV Index (UVI) for Islandia 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 Islandia typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Islandia 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 Islandia Compares to Other Months

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

This table compares monthly weather conditions in Islandia, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)82 mm (3.2 inches)84%moderate
February Weather3°C (37°F)118 mm (4.6 inches)82%moderate
March Weather5°C (41°F)107 mm (4.2 inches)81%high
April Weather9°C (49°F)130 mm (5.1 inches)78%very high
May Weather14°C (58°F)123 mm (4.9 inches)69%very high
June Weather20°C (68°F)86 mm (3.4 inches)69%very high
July Weather24°C (76°F)130 mm (5.1 inches)62%very high
August Weather24°C (75°F)109 mm (4.3 inches)65%very high
September Weather21°C (70°F)96 mm (3.8 inches)68%very high
October Weather16°C (61°F)142 mm (5.6 inches)74%high
November Weather9°C (49°F)105 mm (4.1 inches)82%moderate
December Weather5°C (41°F)138 mm (5.4 inches)80%low

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