Rijeka weather

Our guide to the weather in Rijeka during January

5

Average high

1

UV Index

195mm

Monthly rainfall

11

Sea temperature

Rijeka is a charming coastal city in Croatia, offering a unique blend of culture, history and stunning natural scenery. January can be chilly, so pack warm layers and be sure to explore the city's many interesting attractions. We've looked at the most up-to-date weather data for Rijeka, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Rijeka weather in January.

What's the temperature like in Rijeka during January?

January is typically the coolest month in Rijeka. The temperature reaches around 5℃ during the daytime, falling away to -2℃ at night. The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.

Does it snow in Rijeka during January?

Possibly. There's a chance of snow during January but not as much as you might think. Check the local forecast before you leave home so that you can pack appropriate footwear and clothing.

Does it rain in Rijeka during January?

On average, there will be 10 rainy days during the month, amounting to 194.9mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. Of course, some of that rain will actually fall as sleet, snow, and possibly freezing rain. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Rijeka during January?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during January. With cold air temperatures at this time of year, any breeze will feel very cold.

Is it too cold to swim in the sea in Rijeka during January?

The water around Rijeka is a bracing 11℃ during January and is too cold for for swimming. Those who frequently swim in cold open water might want to take a very quick dip, but prolonged exposure could cause hypothermia. A winter wetsuit will allow longer exposure to the water.

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Weather in Rijeka

Our month-by-month guide to the weather and climate in Rijeka

5.3

Rijeka weather in

January
6.5

Rijeka weather in

February
10.2

Rijeka weather in

March
14.5

Rijeka weather in

April
18.6

Rijeka weather in

May
23.7

Rijeka weather in

June
26.2

Rijeka weather in

July
26.6

Rijeka weather in

August
21.2

Rijeka weather in

September
16.0

Rijeka weather in

October
10.9

Rijeka weather in

November
6.6

Rijeka weather in

December