Omiš
Weather by month
Current –

Omiš Weather in January

With daytime temperatures of 10°C (50°F) and nighttime lows of 5°C (41°F), January in Omiš brings low temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 122 mm (4.8 in) falls on average.

Rainfall in Omiš in January

Historically, January sees about 13 days of rain, with a monthly average of 122 mm (4.8 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Omiš in January

Omiš in January gets highs of 10°C (50°F) during the day and drops to 5°C (41°F) at night. During January, you'll experience the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With overnight lows of 5°C (41°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. With moderate temperatures, January stands out as the chilliest month of the year.

Sunshine in Omiš in January

You can expect a moderate amount of sunlight, with approximately 133 hours. This means a pleasant mix of sun and overcast.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Omiš. Our weather planner can help you explore destinations with more pleasant weather conditions.

Omiš Temperature in January

Min Temperature
5°C (41°F)
Max Temperature
10°C (50°F)
Chance of Rain
44%
Precipitation
122 mm (4.8 in)
Rainy days
13 days
Sunshine
133 hours
Percentage Sunshine

Omiš Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Omiš - and find the best time to visit.

Daily Historical Temperatures

51-year average (1976-2026)

Based on our historical records, temperatures in Omiš typically stay consistent throughout January, with daily highs averaging around 10°C (50°F). Nights are cold, with lows around 4°C (39°F).

Average temperatures in January

Daily Historical Precipitation

51-year average (1976-2026)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in January

Historical weather records for Omiš in January

Browse day-by-day weather records for Omiš spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Omiš historical weather extremes in January

Based on 49 years of weather observations in Omiš between 1976 and 2025, these are the recorded extremes.

  • On January 10, 2016, temperatures climbed to 17°C (63°F), marking the warmest January day on record.
  • The lowest daytime temperature in January was -3°C (27°F), recorded on January 7, 2017.

Best Places in Croatia in January

Find out more about the weather in Croatia and which places have the best travel conditions in this month. See all of Croatia in January →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Omiš in January

We recommend to layer up for chilly conditions in Omiš in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Omiš in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    5/10
  • Cycling
    4/10
  • Walking
    4/10
  • Camping
    3/10
  • Outdoor sports
    4/10

Omiš 3-Day Forecast

More climate data for Omiš

Popular in January

Where to go in January - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.