April Weather in Ostvik, Sweden

Last updated: August 27, 2025

In Ostvik, Sweden, the average temperature in April hovers around 1°C (35°F), with a minimum of -12°C (11°F) and a maximum reaching 18°C (65°F). Expect approximately 30 mm (1.2 in) of precipitation over the course of 6 days, coupled with an average humidity level of 84%. Stay warm and prepared for the wet weather!

April Temperature in Ostvik

In April in Ostvik, the average temperature is 1°C (35°F). Maximums can reach 18°C (65°F), and minimums can be as low as -12°C (11°F). Travelers should be prepared for a wide range of temperatures, from chilly conditions to mild days.

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

The chart illustrates April temperature patterns in Ostvik, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ostvik, April typically has an average temperature of 1°C (35°F), with highs reaching up to 18°C (65°F) and lows dropping to around -12°C (11°F).

Data source: Temperature data for Ostvik generated using information from the Copernicus Climate Change Service.

April Precipitation in Ostvik

In Ostvik in April, the total precipitation amount is 30 mm (1.2 in) spread across 6 days.

April Precipitation Trends in Ostvik

The chart displays monthly precipitation patterns in Ostvik, 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 Ostvik, April typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 6 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Ostvik

In Ostvik in April humidity is 84%. With an average temperature of 1°C (35°F), this humidity feels like a cold, damp chill that seeps into your bones, making it feel much colder than the thermometer suggests, which can be quite uncomfortable for traveling.

April Average Humidity in Ostvik

This chart illustrates the average monthly humidity levels in Ostvik, 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 Ostvik is approximately 84%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Ostvik

In Ostvik in April, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Ostvik, you can check the information here.

Maximum UV Index Levels in Ostvik for April

The chart shows the monthly maximum UV Index (UVI) for Ostvik 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 Ostvik typically reaches 3, which falls under the moderate exposure category.

Data source: Ostvik 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 Ostvik Compares to Other Months

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

This table compares monthly weather conditions in Ostvik, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	55 mm (2.2 inches)	97%	low
February Weather	-8°C (19°F)	42 mm (1.6 inches)	95%	low
March Weather	-3°C (26°F)	41 mm (1.6 inches)	90%	low
April Weather	1°C (35°F)	30 mm (1.2 inches)	84%	moderate
May Weather	7°C (45°F)	50 mm (2.0 inches)	81%	moderate
June Weather	14°C (57°F)	57 mm (2.3 inches)	78%	high
July Weather	16°C (61°F)	77 mm (3.0 inches)	82%	high
August Weather	14°C (58°F)	88 mm (3.5 inches)	84%	moderate
September Weather	9°C (49°F)	71 mm (2.8 inches)	88%	moderate
October Weather	4°C (39°F)	96 mm (3.8 inches)	92%	low
November Weather	-2°C (29°F)	57 mm (2.2 inches)	93%	low
December Weather	-4°C (24°F)	73 mm (2.9 inches)	96%	low