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Weather in Opatija for January 2026

Your guide to Opatija weather in January - trends and predictions

    Temperatures

  • In general, the average temperature in Opatija at the beginning of January is 8.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 10.3 °C by the end of January.

  • Rain 🌧️

  • Opatija experiences heavy rainfall in January, with over 20 rainy days and an average total precipitation 349.1 mm.

  • More

  • Is January a good time to visit Opatija? check out the best time to travel to Opatija page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
10
Dry days
Average rainy days
21
Rainy days
Average snowy days
0
Snow days
Average temperatures
8°/2°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Opatija Weather January

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Temperatures trend during January in Opatija

See the weather trend as well as the moving average line
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January weather day by day

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Date Weather Temperatures Rain UV More
1 Jan. Partly cloudy
Partly cloudy
8° /1° 0.1 mm 3
2 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
9° /3° 8 mm 2
3 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
9° /-1° 25.2 mm 2
4 Jan. Overcast
Overcast
5° /-3° 0 mm 2
5 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
6° /0° 21.2 mm 2
6 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
11° /6° 39 mm 3
7 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
11° /8° 15.7 mm 3
8 Jan. Moderate rain at times
Moderate rain at times
10° /5° 9.6 mm 3
9 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
11° /8° 35.9 mm 3
10 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
9° /1° 14.1 mm 2
11 Jan. Sunny
Sunny
4° /-3° 0 mm 2
12 Jan. Overcast
Overcast
4° /-2° 0 mm 1
13 Jan. Light freezing rain
Light freezing rain
2° /-2° 0.4 mm 1
14 Jan. Sunny
Sunny
4° /-2° 0.3 mm 2
15 Jan. Patchy rain possible
Patchy rain possible
6° /-2° 0.7 mm 2
16 Jan. Light freezing rain
Light freezing rain
3° /0° 1.3 mm 1
17 Jan. Sunny
Sunny
3° /-2° 0 mm 2
18 Jan. Sunny
Sunny
7° /-1° 0 mm 3
19 Jan. Partly cloudy
Partly cloudy
9° /-1° 0 mm 3
20 Jan. Overcast
Overcast
11° /2° 0 mm 3
21 Jan. Overcast
Overcast
8° /3° 0 mm 2
22 Jan. Patchy rain possible
Patchy rain possible
8° /3° 7.9 mm 2
23 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
10° /7° 71.7 mm 3
24 Jan. Patchy rain possible
Patchy rain possible
10° /5° 18.6 mm 3
25 Jan. Moderate rain at times
Moderate rain at times
9° /5° 3.6 mm 2
26 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
10° /7° 13.4 mm 3
27 Jan. Heavy rain at times
Heavy rain at times
11° /5° 6.8 mm 3
28 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
11° /7° 44 mm 3
29 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
10° /4° 8.5 mm 3
30 Jan. Overcast
Overcast
12° /3° 0 mm 3
31 Jan. Light rain shower
Light rain shower
9° /3° 3 mm 2
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Important Notice
Our weather forecast for Opatija in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Opatija forecast closer to your planned date for the most up-to-date weather information.

Opatija in January - FAQ

What are the expected maximum and minimum temperatures in Opatija during January?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 2°.
How much rainfall should be expected in Opatija during January?
Significant rainfall exceeding 349.1 mm is expected in Opatija during January, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Opatija in January 2026?
Opatija typically sees 0 cm of snowfall during January.
What are the typical wind conditions in Opatija during January?
The average wind speed in Opatija during January is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Opatija in January?

As you prepare for your trip to Opatija in January, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Opatija, during January, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

January rainfall patterns in Opatija

Explore the daily rainfall trends and prepare for Opatijas January weather 💧

Quick links

Location coordinates Where is Opatija?

Get accurate weather forecasts for Opatija, located at latitude 45.337 and longitude 14.308. Stay updated with localized weather information tailored for Opatija.

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