April Weather in Leiria, Portugal

Last updated: August 27, 2025

In {Leiria}, {Portugal}, the average temperature in {April} hovers around 14°C (58°F), with a minimum of 4°C (39°F) and a maximum reaching 29°C (84°F). Expect 105 mm (4.1 in) of precipitation spread over approximately 13 days, accompanied by an average humidity of 70%.

April Temperature in Leiria

In April in Leiria, the average temperature is 14°C (58°F), with maximums reaching 29°C (84°F) and minimums dropping as low as 4°C (39°F). This makes it a great time to explore Leiria, as you can enjoy mild days and cool evenings.

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

The chart illustrates April temperature patterns in Leiria, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Leiria, April typically has an average temperature of 14°C (58°F), with highs reaching up to 29°C (84°F) and lows dropping to around 4°C (39°F).

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

April Precipitation in Leiria

In Leiria in April, the precipitation amount is 105 mm (4.1 in) over the course of 13 days.

April Precipitation Trends in Leiria

The chart displays monthly precipitation patterns in Leiria, 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 Leiria, April typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 13 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 Leiria

In Leiria in April, humidity is 70%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace that can make outdoor activities feel sticky and exhausting, potentially limiting your exploration to cooler hours of the day.

April Average Humidity in Leiria

This chart illustrates the average monthly humidity levels in Leiria, 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 Leiria is approximately 70%, 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 Leiria

In Leiria in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Leiria.

Maximum UV Index Levels in Leiria for April

The chart shows the monthly maximum UV Index (UVI) for Leiria 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 Leiria typically reaches 9, which falls under the very high exposure category.

Data source: Leiria 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 Leiria Compares to Other Months

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

This table compares monthly weather conditions in Leiria, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	52 mm (2.1 inches)	85%	moderate
February Weather	12°C (53°F)	67 mm (2.6 inches)	75%	moderate
March Weather	13°C (55°F)	100 mm (4.0 inches)	72%	high
April Weather	14°C (58°F)	105 mm (4.1 inches)	70%	very high
May Weather	17°C (63°F)	52 mm (2.0 inches)	70%	very high
June Weather	18°C (65°F)	24 mm (0.9 inches)	63%	extreme
July Weather	20°C (68°F)	7 mm (0.3 inches)	60%	very high
August Weather	20°C (68°F)	6 mm (0.2 inches)	60%	very high
September Weather	19°C (67°F)	32 mm (1.3 inches)	67%	very high
October Weather	17°C (63°F)	78 mm (3.1 inches)	74%	high
November Weather	13°C (56°F)	106 mm (4.2 inches)	83%	moderate
December Weather	11°C (53°F)	83 mm (3.3 inches)	85%	moderate