Opatija Weather in March
Opatija in March sees low daytime temperatures of 12°C (54°F) and nighttime lows of 4°C (39°F). Rainfall is fairly high this month at around 138 mm (5.4 in), so pack a rain jacket to stay dry.
Rainfall in Opatija in March
Historically, the month has about 14 days of rain, averaging 138 mm (5.4 in) in total. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Opatija in March
In March, Opatija sees low temperatures, with highs of 12°C (54°F). Nights drop to around 4°C (39°F). Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Opatija in March
The area enjoys a balanced 159 hours of sunlight, ensuring it's neither too overcast nor too sunny.
Average water temperature in March
At 11°C (52°F), the water is too cold for most people to swim comfortably. A wetsuit is pretty much essential if you plan to go in.March in Opatija has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Croatia, check out our Opatija's climate page.
Opatija Temperature in March
Min Temperature
4°C (39°F)
Max Temperature
12°C (54°F)
Water Temperature
11°C (52°F) *
Chance of Rain
45%
Precipitation
138 mm (5.4 in)
Rainy days
14 days
Humidity
60% *
Sunshine
159 hours *
Percentage Sunshine
47% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Opatija typically rise from around 12°C (54°F) at the start of March to approximately 15°C (59°F) by the end. Nights are cold, with lows typically ranging from 3°C (37°F) to 7°C (45°F).
Average temperatures in March
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Opatija in March
Browse day-by-day weather records for Opatija spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Opatija historical weather extremes in March
The extremes listed below come from historical weather data collected in Opatija from 1976 through 2026.
- The hottest March day on record in Opatija reached 24°C (75°F) (March 29, 2017).
- Opatija experienced its chilliest March day on March 1, 2005, reaching only 1°C (34°F).
- The lowest overnight temperature recorded in March was -8°C (18°F) (March 2, 2005).
Best Places in Croatia in March
Find out more about the weather in Croatia and which places have the best travel conditions in this month. See all of Croatia in March →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Opatija in March
Pack for changing conditions in Opatija in March. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 11°C (52°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Opatija in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Croatia, check out our Opatija's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Opatija climate overview or explore weather in Croatia.
