May Weather in Zalla, Spain

Last updated: August 27, 2025

In May, the average temperature in Zalla, Spain is a mild 14°C (57°F). You'll experience a range where the minimum dips to 4°C (40°F) and the maximum peaks at 26°C (80°F). Expect 84 mm (3.3 in) of precipitation spread over about 16 days, contributing to a humidity level of 81% that adds a touch of dampness to the air.

May Temperature in Zalla

In May, in Zalla, the average temperature is 14°C (57°F). The maximum can reach 26°C (80°F), while the minimum can drop to as low as 4°C (40°F). This variation makes it a great time for travelers to enjoy a mix of mild weather and comfortable temperatures for outdoor activities.

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

The chart illustrates May temperature patterns in Zalla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zalla, May typically has an average temperature of 14°C (57°F), with highs reaching up to 26°C (80°F) and lows dropping to around 4°C (40°F).

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

May Precipitation in Zalla

In Zalla in May, the total precipitation amount is 84 mm (3.3 in) spread over 16 days.

May Precipitation Trends in Zalla

The chart displays monthly precipitation patterns in Zalla, 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 Zalla, May typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 16 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 Zalla

In Zalla in May, humidity is 81%. With an average temperature of 14°C (57°F), this humidity feels like a warm, dense blanket that clings to your skin, making outdoor exploration a bit heavier and more tiring.

May Average Humidity in Zalla

This chart illustrates the average monthly humidity levels in Zalla, 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 Zalla is approximately 81%, 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 Zalla

In Zalla 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 Zalla.

Maximum UV Index Levels in Zalla for May

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

Data source: Zalla 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 Zalla Compares to Other Months

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

This table compares monthly weather conditions in Zalla, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	111 mm (4.4 inches)	85%	low
February Weather	9°C (49°F)	101 mm (4.0 inches)	83%	moderate
March Weather	10°C (50°F)	99 mm (3.9 inches)	82%	high
April Weather	11°C (53°F)	98 mm (3.8 inches)	81%	high
May Weather	14°C (57°F)	84 mm (3.3 inches)	81%	very high
June Weather	17°C (62°F)	114 mm (4.5 inches)	83%	very high
July Weather	19°C (66°F)	72 mm (2.8 inches)	87%	very high
August Weather	19°C (67°F)	67 mm (2.6 inches)	82%	very high
September Weather	18°C (64°F)	92 mm (3.6 inches)	77%	high
October Weather	14°C (58°F)	104 mm (4.1 inches)	80%	moderate
November Weather	11°C (51°F)	152 mm (6.0 inches)	83%	moderate
December Weather	9°C (49°F)	147 mm (5.8 inches)	85%	low