May weather forecastSan Miguel, Spain

May

Weather in May

The last month of the spring, May, is an agreeable month in San Miguel, Spain, with an average temperature fluctuating between 20°C (68°F) and 14°C (57.2°F).

Temperature

The onset of May marks an average high-temperature of an agreeable 20°C (68°F), hardly differing from April's 19°C (66.2°F). Throughout the nights in May, an average low-temperature of 14°C (57.2°F) is noted.

Rainfall

In San Miguel, Spain, in May, during 3 rainfall days, 13mm (0.51") of precipitation is typically accumulated. Throughout the year, in San Miguel, Spain, there are 46 rainfall days, and 431mm (16.97") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature is 20°C (68°F).
Note: For most, swimming in 20°C (68°F) is not a pleasant activity. Breathing becomes increasingly challenging as water temperature descends from 21°C (69.8°F) to 15°C (59°F).

Daylight

In San Miguel, the average length of the day in May is 13h and 33min.
On the first day of the month, sunrise is at 07:25 and sunset at 20:41. On the last day of May, sunrise is at 07:10 and sunset at 20:58 WEST.

Sunshine

The average sunshine in May is 9h.

UV index

In May, the average daily maximum UV index is 10. A UV Index of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 10 during May translates into the following guidance:
Ensure you're always protected. Unprotected skin can get damaged in moments. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

The high-temperature, in May, in San Miguel, is 20°C (68°F), while the low-temperature averages to 14°C (57.2°F).

In San Miguel, in May, during 3 rainfall days, 13mm (0.51") of precipitation is typically accumulated.

In San Miguel, the average seawater temperature in May is 20°C (68°F). For swimming, a surface water temperature of 20°C (68°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

In San Miguel, Spain, the average day length in May is 13h and 33min.

In May, on the first day of the month, sunrise is at 07:25 and sunset at 20:41. On the last day of the month, in San Miguel, Spain, sunrise is at 07:10 and sunset at 20:58 WEST.

In May, the average sunshine duration is 9h.

In San Miguel, the average daily maximum UV index in May is 10. A UV Index estimate of 8 to 10 represents a very high hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average rainfall
Average rainfall days
Average sea temperature
Average sunshine
Average UV index

Average temperature in May
San Miguel, Spain

  • Average high temperature in May: 20°C

The warmest month (with the highest average high temperature) is August (26°C).
The months with the lowest average high temperature are January, February and December (18°C).

  • Average low temperature in May: 14°C

The months with the highest average low temperature are August and September (18°C).
The coldest months (with the lowest average low temperature) are January, February, March and April (12°C).

Average rainfall in May
San Miguel, Spain

  • Average rainfall in May: 13mm

The wettest month (with the highest rainfall) is December (77mm).
The driest month (with the least rainfall) is July (1mm).

Average rainfall days in May
San Miguel, Spain

  • Average rainfall days in May: 3 days

The months with the highest number of rainy days are November and December (6 days).
The months with the least rainy days are July and August (1 days).

Average sea temperature in May
San Miguel, Spain

  • Average sea temperature in May: 20°C

The best months for swimming (with the highest average sea temperature) are August, September and October (23°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (19°C).

Average daylight in May /
Average sunshine in May
San Miguel, Spain

  • Average daylight in May: 13h and 30min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in May: 9h

The month with the most sunshine is July (Average sunshine: 10h).
The months with the least sunshine are January, November and December (Average sunshine: 6h).

Average UV index in May
San Miguel, Spain

  • Average UV index in May: 10

The months with the highest UV index are June, July and August (UV index 11).
The months with the lowest UV index are January and December (UV index 4).