May Weather in Onil, Spain

Last updated: August 27, 2025

In Onil, Spain, the average temperature in May hovers around 18°C (65°F), providing a pleasant climate for outdoor activities. Expect minimum temperatures to dip to 5°C (41°F) and soar to a maximum of 32°C (90°F). With an average precipitation of 35 mm (1.4 in) spread over 6 days, and humidity levels around 53%, you'll find the weather inviting yet refreshing.

May Temperature in Onil

In May in Onil, the average temperature is 18°C (65°F). The maximum can reach 32°C (90°F) and the minimum can be as low as 5°C (41°F). Be prepared for a range of temperatures, making it a great time for travelers to enjoy both warm days and cooler nights.

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

The chart illustrates May temperature patterns in Onil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Onil, May typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (90°F) and lows dropping to around 5°C (41°F).

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

May Precipitation in Onil

In Onil in May, the total precipitation amount is 35 mm (1.4 in) spread over a period of 6 days.

May Precipitation Trends in Onil

The chart displays monthly precipitation patterns in Onil, 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 Onil, May typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 6 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 Onil

In Onil in May, humidity is 53%. With an average temperature of 18°C (65°F), this humidity feels like a comfortable embrace, perfect for leisurely sightseeing and outdoor adventures without feeling overly sticky or oppressive.

May Average Humidity in Onil

This chart illustrates the average monthly humidity levels in Onil, 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 Onil is approximately 53%, 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 Onil

In Onil 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 Onil.

Maximum UV Index Levels in Onil for May

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

Data source: Onil 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 Onil Compares to Other Months

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

This table compares monthly weather conditions in Onil, 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 (46°F)	57 mm (2.2 inches)	78%	moderate
February Weather	10°C (50°F)	19 mm (0.7 inches)	75%	moderate
March Weather	11°C (53°F)	63 mm (2.5 inches)	64%	high
April Weather	13°C (56°F)	76 mm (3.0 inches)	58%	very high
May Weather	18°C (65°F)	35 mm (1.4 inches)	53%	very high
June Weather	22°C (73°F)	46 mm (1.8 inches)	49%	extreme
July Weather	26°C (79°F)	8 mm (0.3 inches)	51%	extreme
August Weather	26°C (79°F)	32 mm (1.2 inches)	51%	very high
September Weather	21°C (71°F)	90 mm (3.6 inches)	58%	very high
October Weather	17°C (63°F)	48 mm (1.9 inches)	71%	high
November Weather	12°C (53°F)	54 mm (2.1 inches)	76%	moderate
December Weather	9°C (49°F)	24 mm (1.0 inches)	80%	moderate