May weather forecastIstán, Spain

May

Weather in May

The last month of the spring, May, is an agreeable month in Istán, Spain, with an average temperature fluctuating between 21.8°C (71.2°F) and 14.4°C (57.9°F).

Temperature

A slight uplift in the average high-temperature marks May, adjusting from April's comfortable 18.1°C (64.6°F) to an agreeable 21.8°C (71.2°F). Istán's average low-temperature in May is measured at a refreshing 14.4°C (57.9°F).

Humidity

The average relative humidity in May is 66%.

Rainfall

In Istán, Spain, during May, the rain falls for 4.7 days and regularly aggregates up to 7mm (0.28") of precipitation. In Istán, during the entire year, the rain falls for 71.4 days and collects up to 182mm (7.17") of precipitation.

Daylight

In Istán, the average length of the day in May is 14h and 8min.
On the first day of May, sunrise is at 07:25 and sunset at 21:08. On the last day of the month, sunrise is at 07:02 and sunset at 21:32 CEST.

Sunshine

In Istán, the average sunshine in May is 9.6h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 6 in May suggests the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Updated: Aug 28, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In May, the average high-temperature and low-temperature are 21.8°C (71.2°F) and 14.4°C (57.9°F) respectively.

In Istán, the average relative humidity in May is 66%.

In Istán, during May, the rain falls for 4.7 days and regularly aggregates up to 7mm (0.28") of precipitation.

In May, the average day length is 14h and 8min.

In May, on the first day of the month, sunrise is at 07:25 and sunset at 21:08. On the last day of the month, in Istán, Spain, sunrise is at 07:02 and sunset at 21:32 CEST.

In Istán, Spain, the average sunshine duration in May is 9.6h.

The months with the highest UV index are May through August, with an average maximum UV index of 6.

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

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

Apr

May

Jun

Average high temperature

18.1°C

21.8°C

25.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

12.4km/h

11.2km/h

10.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

19.2

24.8

26.2

Average UV index

Average cloud cover

28%

17%

Average visibility

10km

Average temperature in May
Istán, Spain

Average high temperature in May: 21.8°C

The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (14.4°C).

Average low temperature in May: 14.4°C

The month with the highest average low temperature is August (21.6°C).
The coldest month (with the lowest average low temperature) is February (8.6°C).

Average pressure in May
Istán, Spain

Average pressure in May: 1015.7mbar

The month with the highest atmospheric pressure is December (1022.6mbar).
The months with the lowest atmospheric pressure are July and August (1015mbar).

Average wind speed in May
Istán, Spain

Average wind speed in May: 10.4km/h

The windiest months (with the highest average wind speed) are February and March (12.3km/h).
The calmest month (with the lowest average wind speed) is October (8.6km/h).

Average humidity in May
Istán, Spain

Average humidity in May: 66%

The months with the highest relative humidity are January and December (74%).
The month with the lowest relative humidity is July (57%).

Average rainfall in May
Istán, Spain

Average rainfall in May: 7mm

The wettest month (with the highest rainfall) is November (35mm).
The driest month (with the least rainfall) is July (1mm).

Average rainfall days in May
Istán, Spain

Average rainfall days in May: 4.7 days

The month with the highest number of rainy days is March (9.4 days).
The month with the least rainy days is July (2 days).

Average daylight in May /
Average sunshine in May
Istán, Spain

Average daylight in May: 14h and 6min

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

Average sunshine in May: 9h and 36min

The months with the most sunshine are June, July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is March (Average sunshine: 8h and 12min).

Average sunshine days in May
Istán, Spain

Average sunshine days in May: 24.8 days

The month with the most sunshine days is July (28.6 days).
The month with the least sunshine days is April (19.2 days).

Average UV index in May
Istán, Spain

Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

Average cloud cover in May
Istán, Spain

Average cloud cover in May: 17

The months with the most cloud cover are January and March (Cloud cover 29).
The month with the least cloud cover is July (Cloud cover 5).

Average visibility in May
Istán, Spain

Average visibility in May: 10km

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