May Weather in Avis, Portugal

Last updated: August 27, 2025

In Avis, Portugal, the average temperature in May hovers around 19°C (67°F). Expect a temperature range where minimums can dip to 5°C (42°F) and maximums soar to 36°C (97°F). During this month, anticipate 39 mm (1.5 in) of precipitation spread across 5 days, accompanied by an average humidity level of 70%.

May Temperature in Avis

In May in Avis, the average temperature is 19°C (67°F). Maximum temperatures can reach 36°C (97°F), while minimums can drop as low as 5°C (42°F). This diverse temperature range makes Avis a versatile destination for travelers, suitable for both warm days and cooler evenings.

May Weather in Avis: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Avis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Avis, May typically has an average temperature of 19°C (67°F), with highs reaching up to 36°C (97°F) and lows dropping to around 5°C (42°F).

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

May Precipitation in Avis

In Avis in May, the precipitation amount is 39 mm (1.5 in) spread over a duration of 5 days.

May Precipitation Trends in Avis

The chart displays monthly precipitation patterns in Avis, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Avis, May typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 5 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Avis

In Avis in May humidity is 70%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapping around you, making traveling somewhat uncomfortable and sticky, as the air feels dense and every movement requires a bit more effort.

May Average Humidity in Avis

This chart illustrates the average monthly humidity levels in Avis, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Avis is approximately 70%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Avis

In Avis in May, 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 Avis.

Maximum UV Index Levels in Avis for May

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

Data source: Avis May 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 May Weather in Avis Compares to Other Months

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

This table compares monthly weather conditions in Avis, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	35 mm (1.4 inches)	85%	moderate
February Weather	12°C (53°F)	49 mm (1.9 inches)	75%	moderate
March Weather	13°C (56°F)	85 mm (3.3 inches)	72%	high
April Weather	15°C (59°F)	84 mm (3.3 inches)	70%	very high
May Weather	19°C (67°F)	39 mm (1.5 inches)	70%	very high
June Weather	21°C (70°F)	15 mm (0.6 inches)	63%	extreme
July Weather	24°C (75°F)	4 mm (0.2 inches)	60%	very high
August Weather	24°C (76°F)	6 mm (0.3 inches)	60%	very high
September Weather	22°C (73°F)	25 mm (1.0 inches)	67%	very high
October Weather	18°C (66°F)	43 mm (1.7 inches)	74%	high
November Weather	13°C (56°F)	72 mm (2.8 inches)	83%	moderate
December Weather	11°C (52°F)	61 mm (2.4 inches)	85%	moderate