June weather forecast
Opatija, Croatia

Weather in June

The first month of the summer, June, is a moderately hot month in Opatija, Croatia, with an average temperature ranging between max 23.8°C (74.8°F) and min 19.4°C (66.9°F).

Temperature

In June, the average high-temperature slightly increases from a comfortable 19°C (66.2°F) in May to a warm 23.8°C (74.8°F). In Opatija, in June, the average low-temperature is 19.4°C (66.9°F).

Humidity

The average relative humidity in June in Opatija is 70%.

Rainfall

In Opatija, in June, during 14.5 rainfall days, 73mm (2.87") of precipitation is typically accumulated. In Opatija, during the entire year, the rain falls for 157.3 days and collects up to 720mm (28.35") of precipitation.

Snowfall

January, April through November are months without snowfall.

Sea temperature

In Opatija, the average seawater temperature in June is 22.6°C (72.7°F).
Note: For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 22.6°C (72.7°F).

Daylight

The month with the longest days in Opatija is June, with an average of 15h and 36min of daylight.
On the first day of June in Opatija, sunrise is at 05:17 and sunset at 20:43. On the last day of the month, sunrise is at 05:18 and sunset at 20:54 CEST.

Sunshine

In June, the average sunshine is 11.4h.

UV index

In Opatija, Croatia, the average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in June in Opatija?

In June, the average high-temperature is 23.8°C (74.8°F), and the average low-temperature is 19.4°C (66.9°F).

What is the average humidity in June in Opatija?

In Opatija, Croatia, the average relative humidity in June is 70%.

How much does it rain in Opatija in June?

In June, in Opatija, Croatia, the rain falls for 14.5 days. Throughout June, 73mm (2.87") of precipitation is accumulated.

When it does not snow in Opatija?

In Opatija, Croatia, snow does not fall in January, April through November.

What is the sea temperature in June in Opatija?

In Opatija, the average seawater temperature in June is 22.6°C (72.7°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 22.6°C (72.7°F).

When are the longest days in Opatija?

The month with the longest days in Opatija is June, with an average of 15h and 36min of daylight.

What is the average length of the day in June in Opatija?

In Opatija, Croatia, the average day length in June is 15h and 36min.

When are sunrise and sunset in June in Opatija?

In June, on the first day of the month, sunrise is at 05:17 and sunset at 20:43. On the last day of the month, in Opatija, sunrise is at 05:18 and sunset at 20:54 CEST.

How long on average sun shines in June in Opatija?

In June, the average sunshine duration in Opatija, Croatia, is 11.4h.

What is the UV index intensity in June in Opatija?

In Opatija, Croatia, the average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover

Average temperature in June
Opatija, Croatia

Average temperature in June - Opatija, Croatia
  • Average high temperature in June: 23.8°C

The warmest month (with the highest average high temperature) is August (26.9°C).
The month with the lowest average high temperature is January (8.5°C).

  • Average low temperature in June: 19.4°C

The month with the highest average low temperature is August (22.4°C).
The coldest month (with the lowest average low temperature) is January (5.6°C).

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Average pressure in June
Opatija, Croatia

Average pressure in June - Opatija, Croatia
  • Average pressure in June: 1014.4mbar

The month with the highest atmospheric pressure is December (1019.5mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).

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Average wind speed in June
Opatija, Croatia

Average wind speed in June - Opatija, Croatia
  • Average wind speed in June: 11.7km/h

The windiest month (with the highest average wind speed) is February (16.7km/h).
The calmest month (with the lowest average wind speed) is July (10.9km/h).

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Average humidity in June
Opatija, Croatia

Average humidity in June - Opatija, Croatia
  • Average humidity in June: 70%

The month with the highest relative humidity is November (76%).
The month with the lowest relative humidity is August (66%).

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Average rainfall in June
Opatija, Croatia

Average rainfall in June - Opatija, Croatia
  • Average rainfall in June: 73mm

The wettest month (with the highest rainfall) is November (89mm).
The driest month (with the least rainfall) is January (35mm).

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Average rainfall days in June
Opatija, Croatia

Average rainfall days in June - Opatija, Croatia
  • Average rainfall days in June: 14.5 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is August (11.1 days).

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Average snowfall in June
Opatija, Croatia

Average snowfall in June - Opatija, Croatia
  • Average snowfall in June: 0mm

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

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Average snowfall days in June
Opatija, Croatia

Average snowfall days in June - Opatija, Croatia
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in June
Opatija, Croatia

Average sea temperature in June - Opatija, Croatia
  • Average sea temperature in June: 22.6°C

The best month for swimming (with the highest average sea temperature) is August (24.9°C).
The coldest month (with the lowest average sea temperature) is February (10.7°C).

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Average daylight in June /
Average sunshine in June
Opatija, Croatia

Average daylight in June / Average sunshine in June - Opatija, Croatia
  • Average daylight in June: 15h and 36min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in June: 11h and 24min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).

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Average sunshine days in June
Opatija, Croatia

Average sunshine days in June - Opatija, Croatia
  • Average sunshine days in June: 11.8 days

The month with the most sunshine days is March (17.5 days).
The month with the least sunshine days is May (9.9 days).

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Average UV index in June
Opatija, Croatia

Average UV index in June - Opatija, Croatia
  • Average UV index in June: 6

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in June
Opatija, Croatia

Average cloud cover in June - Opatija, Croatia
  • Average cloud cover in June: 22

The months with the most cloud cover are January and February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in June
Opatija, Croatia

Average visibility in June - Opatija, Croatia
  • Average visibility in June: 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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