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April Weather in Sundbyberg, Sweden

Last updated: August 27, 2025

In April, the average temperature in Sundbyberg, Sweden hovers around 5°C (41°F). Expect chilly nights with minimums dropping to -8°C (18°F), while the days can reach a pleasant maximum of 22°C (72°F). During this time, the area receives an average precipitation of 25 mm (1.0 in) over the course of 7 days, contributing to a high average humidity of 85%. Prepare accordingly for a mix of cool temperatures and moisture!

April Temperature in Sundbyberg

In April in Sundbyberg, the average temperature is 5°C (41°F), with maximums reaching up to 22°C (72°F) and minimums dropping as low as -8°C (18°F). Be prepared for a mix of cool days and chilly nights while exploring the area.

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

The chart illustrates April temperature patterns in Sundbyberg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sundbyberg, April typically has an average temperature of 5°C (41°F), with highs reaching up to 22°C (72°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec323135415061646255474034
Data source: Temperature data for Sundbyberg 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 Sundbyberg

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

April Precipitation Trends in Sundbyberg

The chart displays monthly precipitation patterns in Sundbyberg, 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 Sundbyberg, April typically receives around 25 mm (1.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec383443255249556750654361
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sundbyberg

In Sundbyberg in April, humidity is 85%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a challenge as the cold air clings to your skin.

April Average Humidity in Sundbyberg

This chart illustrates the average monthly humidity levels in Sundbyberg, 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 Sundbyberg is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%89%85%77%76%74%77%85%89%90%88%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sundbyberg

In Sundbyberg 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 Sundbyberg for better planning.

Maximum UV Index Levels in Sundbyberg for April

The chart shows the monthly maximum UV Index (UVI) for Sundbyberg 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 Sundbyberg typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Sundbyberg 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 Sundbyberg Compares to Other Months

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

This table compares monthly weather conditions in Sundbyberg, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)38 mm (1.5 inches)90%low
February Weather-1°C (31°F)34 mm (1.3 inches)88%low
March Weather2°C (35°F)43 mm (1.7 inches)89%moderate
April Weather5°C (41°F)25 mm (1.0 inches)85%moderate
May Weather10°C (50°F)52 mm (2.1 inches)77%moderate
June Weather16°C (61°F)49 mm (1.9 inches)76%high
July Weather18°C (64°F)55 mm (2.2 inches)74%high
August Weather17°C (63°F)67 mm (2.6 inches)77%moderate
September Weather13°C (55°F)50 mm (2.0 inches)85%moderate
October Weather8°C (47°F)65 mm (2.6 inches)89%low
November Weather4°C (40°F)43 mm (1.7 inches)90%low
December Weather1°C (34°F)61 mm (2.4 inches)87%low

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