May Weather in Estoi, Portugal

Last updated: August 27, 2025

The average temperature in Estoi, Portugal during May is a pleasant 18°C (65°F). Expect a minimum of 11°C (52°F) and a maximum of 25°C (78°F). With an average humidity of 69%, you'll feel comfortable, even with a precipitation amount of 16 mm (0.6 in) spread over just 3 days.

May Temperature in Estoi

In May in Estoi, the average temperature is 18°C (65°F). Maximums can reach 25°C (78°F), while minimums can be as low as 11°C (52°F). This makes it an ideal destination for travelers seeking mild and pleasant weather.

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

The chart illustrates May temperature patterns in Estoi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Estoi, May typically has an average temperature of 18°C (65°F), with highs reaching up to 25°C (78°F) and lows dropping to around 11°C (52°F).

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

May Precipitation in Estoi

In Estoi in May, the precipitation amount is 16 mm (0.6 in), spread over a duration of 3 days.

May Precipitation Trends in Estoi

The chart displays monthly precipitation patterns in Estoi, 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 Estoi, May typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 3 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 Estoi

In Estoi in May humidity is 69%. With an average temperature of 18°C (65°F), this humidity feels like a warm, damp blanket around you, making travel less comfortable and causing you to feel sticky and fatigued more quickly.

May Average Humidity in Estoi

This chart illustrates the average monthly humidity levels in Estoi, 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 Estoi is approximately 69%, 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 Estoi

In Estoi in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Estoi.

Maximum UV Index Levels in Estoi for May

The chart shows the monthly maximum UV Index (UVI) for Estoi 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 Estoi typically reaches 10, which falls under the very high exposure category.

Data source: Estoi 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 Estoi Compares to Other Months

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

This table compares monthly weather conditions in Estoi, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (56°F)	27 mm (1.1 inches)	80%	moderate
February Weather	14°C (57°F)	46 mm (1.8 inches)	73%	moderate
March Weather	14°C (58°F)	74 mm (2.9 inches)	71%	high
April Weather	15°C (60°F)	54 mm (2.1 inches)	69%	very high
May Weather	18°C (65°F)	16 mm (0.6 inches)	69%	very high
June Weather	20°C (68°F)	4 mm (0.1 inches)	67%	extreme
July Weather	22°C (72°F)	2 mm (0.1 inches)	69%	very high
August Weather	23°C (73°F)	1 mm (0.0 inches)	68%	very high
September Weather	22°C (72°F)	11 mm (0.4 inches)	71%	very high
October Weather	20°C (68°F)	28 mm (1.1 inches)	75%	high
November Weather	16°C (62°F)	56 mm (2.2 inches)	78%	moderate
December Weather	15°C (58°F)	47 mm (1.9 inches)	81%	moderate