Opatija
Croatia
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Opatija, Croatia

August, the last month of the summer, in Opatija, is also a moderately hot month, with temperature in the range of an average high of 25°C (77°F) and an average low of 13°C (55.4°F).

Temperature

July and August, with an average high-temperature of 25°C (77°F), are the warmest months.

Rainfall

In Opatija, Croatia, it is raining for 13 days, with typically 117mm (4.61") of accumulated precipitation. In Opatija, during the entire year, the rain falls for 170 days and collects up to 1471mm (57.91") of precipitation.

Sea temperature

With an average sea temperature of 24.9°C (76.8°F), August is the month with the warmest seawater.
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 24.9°C (76.8°F).

Daylight

In Opatija, the average length of the day in August is 14h.

Sunshine

In Opatija, the average sunshine in August is 8h.

UV index

In August, the average daily maximum UV index in Opatija, Croatia, is 7. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What are the warmest months in Opatija?

July and August, with an average high-temperature of 25°C (77°F), are warmest months.

What is the temperature in August in Opatija?

In Opatija, in August, the average high-temperature is 25°C (77°F), and the average low-temperature is 13°C (55.4°F).

How much does it rain in Opatija in August?

In Opatija, Croatia, during August, the rain falls for 13 days and regularly aggregates up to 117mm (4.61") of precipitation.

What month is the sea warmest in Opatija?

The month with the warmest seawater is August, with an average sea temperature of 24.9°C (76.8°F).

What is the sea temperature in August in Opatija?

In August, the average sea temperature in Opatija, Croatia, is 24.9°C (76.8°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 24.9°C (76.8°F).

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

In Opatija, the average length of the day in August is 14h.

How long on average sun shines in August in Opatija?

In Opatija, the average sunshine in August is 8h.

What is the UV index reading in August in Opatija?

In Opatija, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV radiation.
Average temperature in August - Opatija, Croatia
  • Average high temperature in August: 25°C

Warmest months (with the highest average high temperature) are July and August (25°C).
Months with the lowest average high temperature are January and February (6°C).

  • Average low temperature in August: 13°C

Months with the highest average low temperature are July and August (13°C).
The coldest month (with the lowest average low temperature) is January (-3°C).

Average rainfall in August - Opatija, Croatia
  • Average rainfall in August: 117mm

The wettest month (with the highest rainfall) is November (178mm).
The driest month (with the lowest rainfall) is July (88mm).

Average rainfall days in August - Opatija, Croatia
  • Average rainfall days in August: 13 days

Months with the highest number of rainy days are April, May and June (16 days).
Months with the lowest number of rainy days are February, July, August, September and October (13 days).

Average sea temperature in August - Opatija, Croatia
  • Average sea temperature in August: 24.9°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).

Average daylight in August / Average sunshine in August - Opatija, Croatia
  • Average daylight in August: 14h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).

  • Average sunshine in August: 8h

The month with most sunshine is July (Average sunshine: 9h).
The month with least sunshine is December (Average sunshine: 3h).

Average UV index in August - Opatija, Croatia
  • Average UV index in August: 7

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).