May weather forecast
Cefalù, Italy

May

Weather in May

The last month of the spring, May, is another refreshing month in Cefalù, Italy, with an average temperature fluctuating between 13.6°C (56.5°F) and 19.9°C (67.8°F).

Temperature

With the onset of May, Cefalù observes a minor temperature ascent, with the average high-temperature adjusting from April's comfortable 16.9°C (62.4°F) to a still refreshing 19.9°C (67.8°F). The low-temperature average for Cefalù during May stands at a moderate 13.6°C (56.5°F).

Humidity

In Cefalù, the average relative humidity in May is 73%.

Rainfall

In Cefalù, in May, during 7.1 rainfall days, 15mm (0.59") of precipitation is typically accumulated. Throughout the year, there are 121.2 rainfall days, and 368mm (14.49") of precipitation is accumulated.

Snowfall

In Cefalù, snow does not fall in February through November.

Sea temperature

In Cefalù, in May, the average water temperature is 18.9°C (66°F).
Note: In 18.9°C (66°F), swimming is not an enjoyable activity for most. As the temperature decreases from 21°C (69.8°F) to 15°C (59°F), it becomes harder to control breathing.

Daylight

In May, the average length of the day is 14h and 14min.
On the first day of the month, sunrise is at 06:06 and sunset at 19:54. On the last day of May, sunrise is at 05:43 and sunset at 20:20 CEST.

Sunshine

In May, the average sunshine in Cefalù is 11.3h.

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: An average maximum UV index of 5 in May leads to these recommendations:
Act with care - The need to guard against sun damage is communicated. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What is the temperature in May?
The high-temperature, in May, in Cefalù, records 19.9°C (67.8°F), while the low-temperature is 13.6°C (56.5°F).
What is the average humidity in May?
The average relative humidity in May is 73%.
How many days does it rain in May?
In Cefalù, in May, during 7.1 rainfall days, 15mm (0.59") of precipitation is typically accumulated.
When it does not snow?
February through November are months without snowfall.
What is the sea temperature in May?
In Cefalù, the average seawater temperature in May is 18.9°C (66°F). For most, swimming in 18.9°C (66°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).
How many hours of daylight does Cefalù have in May?
In Cefalù, the average day length in May is 14h and 14min.
When is the sunrise / sunset in May in Cefalù?
In May, on the first day of the month, sunrise is at 06:06 and sunset at 19:54. On the last day of the month, sunrise is at 05:43 and sunset at 20:20 CEST.
How long on average sun shines in May?
In Cefalù, the average sunshine duration in May is 11.3h.
How high is the UV index in May in Cefalù?
The average daily maximum UV index in May in Cefalù is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
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
Cefalù, Italy
  • Average high temperature in May: 19.9°C

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (12.2°C).

  • Average low temperature in May: 13.6°C

The month with the highest average low temperature is August (21.7°C).
The coldest month (with the lowest average low temperature) is February (7.4°C).

Average pressure in May
Cefalù, Italy
  • Average pressure in May: 1014.8mbar

The month with the highest atmospheric pressure is December (1019.1mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).

Average wind speed in May
Cefalù, Italy
  • Average wind speed in May: 10.5km/h

The windiest month (with the highest average wind speed) is February (15km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).

Average humidity in May
Cefalù, Italy
  • Average humidity in May: 73%

The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are July and August (64%).

Average rainfall in May
Cefalù, Italy
  • Average rainfall in May: 15mm

The wettest month (with the highest rainfall) is January (50mm).
The driest month (with the least rainfall) is July (6mm).

Average rainfall days in May
Cefalù, Italy
  • Average rainfall days in May: 7.1 days

The month with the highest number of rainy days is January (15 days).
The month with the least rainy days is July (3.1 days).

Average snowfall in May
Cefalù, Italy
  • Average snowfall in May: 0mm

The month with the highest snowfall is January (4mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in May
Cefalù, Italy
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and December (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

Average sea temperature in May
Cefalù, Italy
  • Average sea temperature in May: 18.9°C

The best month for swimming (with the highest average sea temperature) is August (26.4°C).
The coldest month (with the lowest average sea temperature) is February (14.6°C).

Average daylight in May /
Average sunshine in May
Cefalù, Italy
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 11h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

Average sunshine days in May
Cefalù, Italy
  • Average sunshine days in May: 21.7 days

The month with the most sunshine days is July (27.4 days).
The months with the least sunshine days are January and February (12.7 days).

Average UV index in May
Cefalù, Italy
  • Average UV index in May: 5

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

Average cloud cover in May
Cefalù, Italy
  • Average cloud cover in May: 19

The month with the most cloud cover is January (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 6).

Average visibility in May
Cefalù, Italy
  • 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).

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