May weather forecast
Otranto, Italy

May

Weather in May

May, the last month of the spring in Otranto, is an agreeable month, with an average temperature varying between 21.5°C (70.7°F) and 17°C (62.6°F).

Temperature

The shift from April to May is marked by a slight increase in the average high-temperature, moving from a comfortable 18°C (64.4°F) to an agreeable 21.5°C (70.7°F). An average temperature of 17°C (62.6°F) is logged during the nights of May, a small step down from daytime highs.

Humidity

In May, the average relative humidity is 67%.

Rainfall

In May, the rain falls for 10.5 days. Throughout May, 32mm (1.26") of precipitation is accumulated. In Otranto, during the entire year, the rain falls for 125.1 days and collects up to 486mm (19.13") of precipitation.

Snowfall

February through December are months without snowfall.

Sea temperature

In Otranto, in May, the average water temperature is 18.4°C (65.1°F).
Note: Swimming is not a pleasant activity for most individuals in 18.4°C (65.1°F). Breathing becomes increasingly challenging to control as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in May in Otranto is 14h and 25min.
On the first day of the month, sunrise is at 05:44 and sunset at 19:41. On the last day of May, sunrise is at 05:18 and sunset at 20:08 CEST.

Sunshine

The average sunshine in May is 11.3h.

UV index

In Otranto, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 6 suggests these recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

What is the average May temperature in Otranto?
In May, in Otranto, the average high-temperature is 21.5°C (70.7°F), and the average low-temperature is 17°C (62.6°F).
What is the average humidity in May in Otranto?
In May, the average relative humidity in Otranto, Italy, is 67%.
How many days does it rain in May in Otranto?
In Otranto, in May, it is raining for 10.5 days, with typically 32mm (1.26") of accumulated precipitation.
When it does not snow in Otranto?
In Otranto, snow does not fall in February through December.
What is the sea water temperature in May in Otranto?
In Otranto, Italy, the average seawater temperature in May is 18.4°C (65.1°F). For most, swimming in 18.4°C (65.1°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 Otranto?
In May, the average day length in Otranto, Italy, is 14h and 25min.
When are sunrise and sunset in May in Otranto?
In May, on the first day of the month, sunrise is at 05:44 and sunset at 19:41. On the last day of the month, in Otranto, sunrise is at 05:18 and sunset at 20:08 CEST.
How many hours of sunshine does Otranto have in May?
The average sunshine duration in May in Otranto is 11.3h.
How high is the UV index in May in Otranto?
In May, the average daily maximum UV index in Otranto, Italy, is 6. A UV Index estimate of 6 to 7 represents a high health threat 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
Otranto, Italy
  • Average high temperature in May: 21.5°C

The warmest month (with the highest average high temperature) is August (30.2°C).
The month with the lowest average high temperature is January (13.2°C).

  • Average low temperature in May: 17°C

The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (9.9°C).

Average pressure in May
Otranto, Italy
  • Average pressure in May: 1013.5mbar

The month with the highest atmospheric pressure is December (1017.7mbar).
The month with the lowest atmospheric pressure is July (1012.3mbar).

Average wind speed in May
Otranto, Italy
  • Average wind speed in May: 16.5km/h

The windiest month (with the highest average wind speed) is February (23.5km/h).
The calmest month (with the lowest average wind speed) is August (14.1km/h).

Average humidity in May
Otranto, Italy
  • Average humidity in May: 67%

The month with the highest relative humidity is November (74%).
The months with the lowest relative humidity are July and August (61%).

Average rainfall in May
Otranto, Italy
  • Average rainfall in May: 32mm

The wettest month (with the highest rainfall) is November (107mm).
The driest month (with the least rainfall) is August (4mm).

Average rainfall days in May
Otranto, Italy
  • Average rainfall days in May: 10.5 days

The month with the highest number of rainy days is January (15.3 days).
The month with the least rainy days is August (2.5 days).

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

The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).

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

The month with the highest number of snowfall days is December (0.3 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
Otranto, Italy
  • Average sea temperature in May: 18.4°C

The best month for swimming (with the highest average sea temperature) is August (25.8°C).
The coldest months (with the lowest average sea temperature) are January and February (14.3°C).

Average daylight in May /
Average sunshine in May
Otranto, Italy
  • Average daylight in May: 14h and 2min

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

  • Average sunshine in May: 11h and 2min

The months with the most sunshine are July and August (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).

Average sunshine days in May
Otranto, Italy
  • Average sunshine days in May: 17.8 days

The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is February (11.9 days).

Average UV index in May
Otranto, Italy
  • 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 4).

Average cloud cover in May
Otranto, Italy
  • Average cloud cover in May: 21

The month with the most cloud cover is January (Cloud cover 38).
The months with the least cloud cover are July and August (Cloud cover 8).

Average visibility in May
Otranto, 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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