April Weather in Horn, Sweden

Last updated: August 27, 2025

In Horn, Sweden, the average temperature in April is a brisk 5°C (42°F), with a minimum dropping to -9°C (16°F) and a maximum soaring to 24°C (75°F). Expect approximately 30 mm (1.2 in) of precipitation spread across 7 days, and enjoy the relatively high average humidity of 82% that adds a touch of dampness to the air.

April Temperature in Horn

In April in Horn, the average temperature is 5°C (42°F). Maximum temperatures can reach 24°C (75°F), while the minimum can drop as low as -9°C (16°F). Be sure to pack both warm and lightweight clothing to accommodate the varying temperatures during your travels.

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

The chart illustrates April temperature patterns in Horn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Horn, April typically has an average temperature of 5°C (42°F), with highs reaching up to 24°C (75°F) and lows dropping to around -9°C (16°F).

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

April Precipitation in Horn

In Horn in April, the total precipitation amount is 30 mm (1.2 in) over a span of 7 days.

April Precipitation Trends in Horn

The chart displays monthly precipitation patterns in Horn, 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 Horn, April typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Horn

In Horn in April humidity is 82%. With an average temperature of 5°C (42°F), this humidity feels like a wet chill that seeps into your bones, making outdoor exploration uncomfortable and dampening the joy of traveling.

April Average Humidity in Horn

This chart illustrates the average monthly humidity levels in Horn, 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 Horn is approximately 82%, 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 Horn

In Horn 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 Horn for better planning.

Maximum UV Index Levels in Horn for April

The chart shows the monthly maximum UV Index (UVI) for Horn 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 Horn typically reaches 4, which falls under the moderate exposure category.

Data source: Horn 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 Horn Compares to Other Months

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

This table compares monthly weather conditions in Horn, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	37 mm (1.4 inches)	91%	low
February Weather	-1°C (30°F)	33 mm (1.3 inches)	89%	low
March Weather	2°C (35°F)	40 mm (1.6 inches)	88%	moderate
April Weather	5°C (42°F)	30 mm (1.2 inches)	82%	moderate
May Weather	11°C (52°F)	60 mm (2.4 inches)	71%	moderate
June Weather	17°C (63°F)	58 mm (2.3 inches)	69%	high
July Weather	18°C (65°F)	59 mm (2.3 inches)	67%	high
August Weather	17°C (62°F)	80 mm (3.2 inches)	72%	moderate
September Weather	12°C (54°F)	63 mm (2.5 inches)	83%	moderate
October Weather	7°C (46°F)	75 mm (3.0 inches)	89%	low
November Weather	3°C (38°F)	49 mm (1.9 inches)	91%	low
December Weather	0°C (32°F)	57 mm (2.3 inches)	90%	low