Temperature in Slovenia in January

Daytime highs, nighttime lows and the warmest cities across Slovenia this January.

Slovenia, experiences maximum daytime temperatures in January ranging from 2°C (36°F) in Podkoren to 10°C (50°F) in Piran. Nighttime temperatures generally drop to 5°C (41°F) in Piran and -6°C (21°F) in Podkoren. During January, winter is in full swing. On average, it is one of the coldest months of the year.

What is the temperature of the different cities in Slovenia in January?

Explore the map below to discover average January temperatures at the top destinations in Slovenia. For a deeper dive, simply click on any destination dot.

Select a Month

Check the conditions for any month of the year.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

For a detailed overview over the year and the best time to visit Slovenia, check out our Slovenia's climate page.

See also: the Slovenia weather by month.

Best Places to Visit in Slovenia in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Slovenia.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in January: blue is cold, red is hot.

See all January weather averages, cities and regions in Slovenia

Slovenia temperatures in January: frequently asked questions

How hot does it get in Slovenia in January?

Expect daytime temperatures around 5°C (41°F) in Ljubljana. That makes January a low month for Slovenia.

How cold does it get at night in Slovenia in January?

After dark, Ljubljana cools to about -2°C (28°F) on an average January night.

What is the warmest city in January in Slovenia?

From a thorough analysis of our records, Piran clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 10°C (50°F), and evenings that remain near 5°C (41°F).

What is the coldest city in January in Slovenia?

According to our data, Podkoren holds the title for the coldest city in Slovenia in January. It experiences maximum temperatures of approximately 2°C (36°F) and drops to lows of about -6°C (21°F) during the night.

How much sun does Slovenia get in January?

Across Slovenia, sunshine in January ranges from overcast in Ljubljana (72 hours) to moderately sunny in Portorož (102 hours).

Interested in more climate information?

We have much more information about the climate in Slovenia.

Weather and climate has detailed information for every country in the world. Are you going to Slovenia? Get detailed historical weather averages for many cities in Slovenia.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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