May weather forecastCastro del Río, Spain

May

Weather in May

The last month of the spring, May, is a warm month in Castro del Río, Spain, with an average temperature fluctuating between 12.8°C (55°F) and 26°C (78.8°F).

Temperature

The shift into May is marked by a rise in the average high-temperature, moving from April's agreeable 20.8°C (69.4°F) to a warm 26°C (78.8°F). Nighttime temperatures in Castro del Río exhibit a substantial dip from daytime highs during May, averaging at a cool 12.8°C (55°F).

Humidity

In Castro del Río, the average relative humidity in May is 56%.

Rainfall

In Castro del Río, in May, during 7 rainfall days, 16mm (0.63") of precipitation is typically accumulated. In Castro del Río, during the entire year, the rain falls for 81.8 days and collects up to 263mm (10.35") of precipitation.

Daylight

In May, the average length of the day is 14h and 13min.
On the first day of the month, sunrise is at 07:21 and sunset at 21:08. On the last day of May, sunrise is at 06:57 and sunset at 21:33 CEST.

Sunshine

In May, the average sunshine in Castro del Río, Spain, is 9.4h.

UV index

The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In May, the maximum UV index of 6 suggests these recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Updated: Jan 29, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During May, Castro del Río experiences an average high-temperature of 26°C (78.8°F) and a low-temperature of 12.8°C (55°F).

The average relative humidity in May is 56%.

In Castro del Río, Spain, in May, during 7 rainfall days, 16mm (0.63") of precipitation is typically accumulated.

In Castro del Río, the average day length in May is 14h and 13min.

In May, on the first day of the month, sunrise is at 07:21 and sunset at 21:08. On the last day of the month, in Castro del Río, sunrise is at 06:57 and sunset at 21:33 CEST.

In Castro del Río, the average sunshine duration in May is 9.4h.

The average daily maximum UV index in May in Castro del Río, Spain, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

20.8°C

26°C

31.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

10.2km/h

9.7km/h

10.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

16.3

22.4

26.3

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Castro del Río, Spain

Average high temperature in May: 26°C

The warmest month (with the highest average high temperature) is August (36.2°C).
The month with the lowest average high temperature is January (13.3°C).

Average low temperature in May: 12.8°C

The month with the highest average low temperature is August (21.2°C).
The coldest month (with the lowest average low temperature) is January (4.7°C).

Average pressure in May
Castro del Río, Spain

Average pressure in May: 1015.6mbar

The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is July (1015mbar).

Average wind speed in May
Castro del Río, Spain

Average wind speed in May: 8.6km/h

The windiest month (with the highest average wind speed) is February (10.3km/h).
The calmest months (with the lowest average wind speed) are September and October (7.3km/h).

Average humidity in May
Castro del Río, Spain

Average humidity in May: 56%

The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are July and August (35%).

Average rainfall in May
Castro del Río, Spain

Average rainfall in May: 16mm

The wettest month (with the highest rainfall) is March (41mm).
The driest month (with the least rainfall) is July (2mm).

Average rainfall days in May
Castro del Río, Spain

Average rainfall days in May: 7 days

The month with the highest number of rainy days is March (12.1 days).
The month with the least rainy days is July (1.8 days).

Average daylight in May /
Average sunshine in May
Castro del Río, Spain

Average daylight in May: 14h and 12min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

Average sunshine in May: 9h and 24min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).

Average sunshine days in May
Castro del Río, Spain

Average sunshine days in May: 22.4 days

The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is April (16.3 days).

Average UV index in May
Castro del Río, Spain

Average UV index in May: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in May
Castro del Río, Spain

Average cloud cover in May: 21

The month with the most cloud cover is January (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 5).

Average visibility in May
Castro del Río, Spain

Average visibility in May: 10km

The months with the highest visibility are February, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, March and April (9km).