May weather forecastSlano, Croatia
May
Weather in May
The last month of the spring, May, is an enjoyable month in Slano, Croatia, with an average temperature ranging between max 19.5°C (67.1°F) and min 14.3°C (57.7°F).Temperature
The transition from April to May brings a subtle temperature rise, with average high-temperatures increasing from a mild 15.8°C (60.4°F) to a still refreshing 19.5°C (67.1°F). Throughout May nights, Slano registers an average low-temperature of 14.3°C (57.7°F).Humidity
In May, the average relative humidity in Slano is 70%.Rainfall
In Slano, in May, it is raining for 13.8 days, with typically 51mm (2.01") of accumulated precipitation. Throughout the year, in Slano, there are 134.6 rainfall days, and 827mm (32.56") of precipitation is accumulated.Snowfall
January, March through December are months without snowfall in Slano.Sea temperature
In Slano, in May, the average water temperature is 18.6°C (65.5°F).Note: For the majority, swimming in 18.6°C (65.5°F) does not offer a pleasant experience. Below 21°C (69.8°F), the difficulty in controlling breathing escalates.
Daylight
In Slano, the average length of the day in May is 14h and 39min.On the first day of May in Slano, Croatia, sunrise is at 05:41 and sunset at 19:49. On the last day of the month, sunrise is at 05:12 and sunset at 20:19 CEST.
Sunshine
In May, the average sunshine is 11h.UV index
In Slano, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In May, the maximum UV index of 5 translates into these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Slano, Croatia
- Average high temperature in May: 19.5°C
The warmest month (with the highest average high temperature) is August (27.9°C).
The month with the lowest average high temperature is January (9.4°C).
- Average low temperature in May: 14.3°C
The month with the highest average low temperature is August (21.8°C).
The coldest month (with the lowest average low temperature) is January (5.8°C).
Average pressure in May
Slano, Croatia
- Average pressure in May: 1014.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is July (1013.9mbar).
Average wind speed in May
Slano, Croatia
- Average wind speed in May: 12.4km/h
The windiest month (with the highest average wind speed) is February (16.8km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).
Average humidity in May
Slano, Croatia
- Average humidity in May: 70%
The month with the highest relative humidity is February (73%).
The month with the lowest relative humidity is August (62%).
Average rainfall in May
Slano, Croatia
- Average rainfall in May: 51mm
The wettest month (with the highest rainfall) is November (165mm).
The driest month (with the least rainfall) is July (22mm).
Average rainfall days in May
Slano, Croatia
- Average rainfall days in May: 13.8 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is August (5.4 days).
Average snowfall in May
Slano, Croatia
- Average snowfall in May: 0mm
The month with the highest snowfall is February (3mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in May
Slano, Croatia
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).
Average sea temperature in May
Slano, Croatia
- Average sea temperature in May: 18.6°C
The best months for swimming (with the highest average sea temperature) are July and August (25.3°C).
The coldest month (with the lowest average sea temperature) is January (14°C).
Average daylight in May /
Average sunshine in May
Slano, Croatia
- Average daylight in May: 14h and 36min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 11h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days in May
Slano, Croatia
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is August (21.4 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in May
Slano, Croatia
- Average UV index in May: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in May
Slano, Croatia
- Average cloud cover in May: 26
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in May
Slano, Croatia
- 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).





