April Weather in Mattsee, Austria

Last updated: August 22, 2025

In April, the average temperature in Mattsee, Austria hovers around 9°C (49°F). Expect a minimum chill of -4°C (25°F) and a possible maximum of 27°C (81°F). With 65 mm (2.5 in) of precipitation spread over 11 days, this month promises a mix of weather. Additionally, the air's average humidity sits at a notable 79%, adding a touch of dampness to the atmosphere.

April Temperature in Mattsee

In April in Mattsee, the average temperature is 9°C (49°F). The maximum can reach 27°C (81°F) and the minimum can be as low as -4°C (25°F). It's advisable to pack for a range of weather conditions to enjoy your travels comfortably.

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

The chart illustrates April temperature patterns in Mattsee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mattsee, April typically has an average temperature of 9°C (49°F), with highs reaching up to 27°C (81°F) and lows dropping to around -4°C (25°F).

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

April Precipitation in Mattsee

In Mattsee in April, the precipitation amount is 65 mm (2.5 in) over a span of 11 days.

April Precipitation Trends in Mattsee

The chart displays monthly precipitation patterns in Mattsee, 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 Mattsee, April typically receives around 65 mm (2.5 inches) of precipitation spread over approximately 11 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 Mattsee

In Mattsee in April humidity is 79%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers and carrying a light raincoat for a comfortable travel experience.

April Average Humidity in Mattsee

This chart illustrates the average monthly humidity levels in Mattsee, 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 Mattsee is approximately 79%, 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 Mattsee

In Mattsee in April, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Mattsee, you can refer to this Hourly UV Index in Mattsee.

Maximum UV Index Levels in Mattsee for April

The chart shows the monthly maximum UV Index (UVI) for Mattsee 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 Mattsee typically reaches 6, which falls under the high exposure category.

Data source: Mattsee 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 Mattsee Compares to Other Months

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

This table compares monthly weather conditions in Mattsee, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	99 mm (3.9 inches)	91%	low
February Weather	2°C (37°F)	89 mm (3.5 inches)	87%	moderate
March Weather	5°C (41°F)	92 mm (3.6 inches)	82%	moderate
April Weather	9°C (49°F)	65 mm (2.5 inches)	79%	high
May Weather	13°C (56°F)	157 mm (6.2 inches)	74%	very high
June Weather	18°C (66°F)	137 mm (5.4 inches)	75%	very high
July Weather	19°C (66°F)	150 mm (5.9 inches)	74%	very high
August Weather	19°C (66°F)	157 mm (6.2 inches)	68%	very high
September Weather	14°C (58°F)	115 mm (4.5 inches)	74%	high
October Weather	10°C (51°F)	108 mm (4.3 inches)	88%	moderate
November Weather	5°C (41°F)	72 mm (2.8 inches)	90%	moderate
December Weather	2°C (36°F)	128 mm (5.0 inches)	89%	low