May weather forecast
Bermeo, Spain

May

Weather in May

May, the last month of the spring in Bermeo, is a refreshing month, with an average temperature ranging between min 11.3°C (52.3°F) and max 17°C (62.6°F).

Temperature

May brings an average high-temperature of a still refreshing 17°C (62.6°F), showing a slight difference from April's 15°C (59°F). Bermeo cools down to an average low-temperature of 11.3°C (52.3°F) throughout the month of May.

Humidity

May and June, with an average relative humidity of 79%, are the most humid months in Bermeo.

Rainfall

In Bermeo, Spain, during May, the rain falls for 18.4 days and regularly aggregates up to 50mm (1.97") of precipitation. In Bermeo, Spain, during the entire year, the rain falls for 198.1 days and collects up to 634mm (24.96") of precipitation.

Snowfall

April through November are months without snowfall.

Sea temperature

In Bermeo, the average seawater temperature in May is 16.3°C (61.3°F).
Note: Swimming in 16.3°C (61.3°F) is not an enjoyable experience for most. Breathing becomes progressively more challenging as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

In May, the average length of the day is 14h and 43min.
On the first day of May in Bermeo, sunrise is at 07:02 and sunset at 21:13. On the last day of the month, sunrise is at 06:33 and sunset at 21:44 CEST.

Sunshine

The average sunshine in May in Bermeo is 8.9h.

UV index

May through September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

What is the usual temperature for Bermeo in May?
During May, Bermeo experiences an average high-temperature of 17°C (62.6°F) and a low-temperature of 11.3°C (52.3°F).
What are the most humid months in Bermeo?
The months with the highest humidity in Bermeo, Spain, are May and June, with an average relative humidity of 79%.
What is the average humidity in May in Bermeo?
In May, the average relative humidity in Bermeo, Spain, is 79%.
How many days does it rain in May in Bermeo?
In Bermeo, Spain, in May, it is raining for 18.4 days, with typically 50mm (1.97") of accumulated precipitation.
When it does not snow in Bermeo?
In Bermeo, snow does not fall in April through November.
What is the sea water temperature in May in Bermeo?
In Bermeo, Spain, in May, the average water temperature is 16.3°C (61.3°F). For most, swimming in 16.3°C (61.3°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
What is the average length of the day in May in Bermeo?
The average day length in May in Bermeo, Spain, is 14h and 43min.
When are sunrise and sunset in May in Bermeo?
On the first day of May in Bermeo, Spain, sunrise is at 07:02 and sunset at 21:13. On the last day of the month, sunrise is at 06:33 and sunset at 21:44 CEST.
How long on average sun shines in May in Bermeo?
The average sunshine duration in May in Bermeo is 8.9h.
What are the months with the highest UV index in Bermeo?
The months with the highest UV index in Bermeo are May through September, with an average maximum UV index of 5.
What is the UV index reading in May in Bermeo?
In May, the average daily maximum UV index in Bermeo is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Bermeo, Spain
  • Average high temperature in May: 17°C

The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (10.8°C).

  • Average low temperature in May: 11.3°C

The month with the highest average low temperature is August (16.9°C).
The coldest month (with the lowest average low temperature) is February (6.5°C).

Average pressure in May
Bermeo, Spain
  • Average pressure in May: 1017.5mbar

The month with the highest atmospheric pressure is December (1021.8mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

Average wind speed in May
Bermeo, Spain
  • Average wind speed in May: 12.1km/h

The windiest month (with the highest average wind speed) is February (17.2km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).

Average humidity in May
Bermeo, Spain
  • Average humidity in May: 79%

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is October (73%).

Average rainfall in May
Bermeo, Spain
  • Average rainfall in May: 50mm

The wettest month (with the highest rainfall) is November (103mm).
The driest month (with the least rainfall) is September (31mm).

Average rainfall days in May
Bermeo, Spain
  • Average rainfall days in May: 18.4 days

The month with the highest number of rainy days is January (18.6 days).
The month with the least rainy days is October (12.7 days).

Average snowfall in May
Bermeo, Spain
  • Average snowfall in May: 0mm

The month with the highest snowfall is February (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in May
Bermeo, Spain
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in May
Bermeo, Spain
  • Average sea temperature in May: 16.3°C

The best month for swimming (with the highest average sea temperature) is August (21.3°C).
The coldest months (with the lowest average sea temperature) are February and March (12.7°C).

Average daylight in May /
Average sunshine in May
Bermeo, Spain
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 12min).

Average sunshine days in May
Bermeo, Spain
  • Average sunshine days in May: 8.8 days

The month with the most sunshine days is October (15.4 days).
The month with the least sunshine days is May (8.8 days).

Average UV index in May
Bermeo, Spain
  • Average UV index in May: 5

The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).

Average cloud cover in May
Bermeo, Spain
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are September and October (Cloud cover 34).

Average visibility in May
Bermeo, Spain
  • Average visibility in May: 10km

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

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