The best times to visit Opatija for ideal weather are

April 2nd to July 8th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.



Other Opatija Travel Info

Weather in Opatija


Average temperatures in Opatija vary greatly. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 33rd percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Opatija, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 88°F (31.1°C) with temperatures rarely dropping below 69.5°F (20.8°C) at night.

Opatija Temperatures (Fahrenheit)


Opatija Temperatures (Celsius)


“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Opatija Perceived Temperature (F)


Opatija Perceived Temperature (C)



Average Opatija Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 50.1 44.7 39.6
Feb 50.5 44.4 38.6
Mar 57.2 50.6 44
Apr 66.2 58.6 50.7
May 72.9 65 56.8
Jun 80.7 72.8 63.8
Jul 86.4 77.9 68
Aug 86.4 77.6 67.8
Sep 75.8 68.3 60.4
Oct 66.4 59.7 52.6
Nov 58.9 53.1 47.2
Dec 51.8 46.1 40.6

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 10.1 7.1 4.2
Feb 10.3 6.9 3.7
Mar 14 10.3 6.7
Apr 19 14.8 10.4
May 22.7 18.3 13.8
Jun 27.1 22.7 17.7
Jul 30.2 25.5 20
Aug 30.2 25.3 19.9
Sep 24.3 20.2 15.8
Oct 19.1 15.4 11.4
Nov 14.9 11.7 8.4
Dec 11 7.8 4.8



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Opatija are July, August, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid August. For example, on the week of August 6th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early November with an average of 3 days of significant precipitation the week of November 5th.

When can you find snow in Opatija? Weather stations report moderate or seasonal snow likely to be deepest around December, especially close to mid December. The best time to ski (if at all) in Opatija is often around around December 17th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Opatija.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Opatija (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 25% 0.4 5.7
Feb 26% 1.4 5.8
Mar 23% 0.6 5.9
Apr 24% 0 2.8
May 23% 0 5
Jun 17% 0 3.2
Jul 15% 0 2.9
Aug 15% 0 3.2
Sep 22% 0 7.7
Oct 25% 0 7.3
Nov 29% 0 6.7
Dec 27% 2.8 7.1

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 25 1 14.5
Feb 26 3.6 14.7
Mar 23 1.5 15
Apr 24 0 7.1
May 23 0 12.7
Jun 17 0 8.1
Jul 15 0 7.4
Aug 15 0 8.1
Sep 22 0 19.6
Oct 25 0 18.5
Nov 29 0 17
Dec 27 7.1 18


Humidity and Wind

Opatija has some slightly muggy months, with moderately humid months on the other side of the year. The least humid month is August (43.1% relative humidity), and the most humid month is November (63.1%).

Wind in Opatija is usually extremely calm. The windiest month is March, followed by February and July. March’s average wind speed of around 4 knots (4.6 MPH or 7.4 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early March where average top sustained speeds reach 8.9 knots, which is considered a gentle breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Opatija.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 3.4 Barely noticeable 6 Light breeze
Feb 3.9 Barely noticeable 7 Gentle breeze
Mar 4 Light breeze 7 Light breeze
Apr 3.4 Barely noticeable 6.2 Light breeze
May 3.5 Barely noticeable 6.2 Light breeze
Jun 3.3 Barely noticeable 5.9 Light breeze
Jul 3.6 Barely noticeable 6.5 Light breeze
Aug 3.5 Barely noticeable 6.1 Light breeze
Sep 3.6 Barely noticeable 6.2 Light breeze
Oct 3.6 Barely noticeable 6.2 Light breeze
Nov 3.4 Barely noticeable 6.1 Light breeze
Dec 3.5 Barely noticeable 6.1 Light breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 60%
Feb 52.7%
Mar 50.3%
Apr 50.1%
May 52.3%
Jun 49.4%
Jul 43.4%
Aug 43.1%
Sep 52.3%
Oct 59.2%
Nov 63.1%
Dec 58%


Is it Safe to Travel to Opatija?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Croatia; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Aug 22, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Opatija, Croatia is June, followed by April and July. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Opatija in November. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 48.6 in November means 48.6% of the tourists vs. June.



Overall Opatija Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 75.9°F (24.4°C) and 54°F (12.2°C) with warmer temperatures in the later months. Rain is somewhat common with roughly 7 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see the least precipitation with about 5 days of precipitation per month. June – August is the busiest season for tourism in Opatija, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 79.2°F (26.2°C) and 54°F (12.2°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 7 to 9 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is too cold this time of year in Opatija to be enjoyable for warm weather travelers. The average high during this season is between 54.6°F (12.6°C) and 48°F (8.9°C). On average, it rains or snows a fair amount: 7 to 8 times per month. These times of year are fairly slow with tourists.


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