Gromnik Weather in January

Gromnik in January sees low temperatures, with highs around 9°C (48°F) and overnight lows of 3°C (37°F). Rainfall is fairly high at around 114 mm (4.5 in) on average, so pack waterproofs just in case.

Rainfall in Gromnik in January

Past climate data indicates that roughly 13 days will see rain, totalling around 114 mm (4.5 in) for the month. 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 Gromnik in January

Temperatures in Gromnik in January top out at 9°C (48°F) and drop to 3°C (37°F) overnight. January is in the winter season. It stays cool throughout the day, so warm layers are a good idea from morning to evening. At 3°C (37°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. The month is typically the coldest, so be sure to prepare by packing plenty of warm clothing.

Sunshine in Gromnik in January

The month brings about 112 hours of sunlight, offering a comfortable mix of sun and overcast.

January in Gromnik can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
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• July
• August

• September
• October
• November
• December

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

Gromnik Temperature in January

Min Temperature 3°C (37°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 43%  

Precipitation 114 mm (4.5 in)  

Rainy days 13 days  

Humidity 66% *  

Sunshine 112 hours *  

Percentage Sunshine 40% *  

* Data from: Rijeka, Croatia (27 KM, 16 Miles).

What to Wear in Gromnik in January

Cold weather calls for smart layering in January. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Gromnik 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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

More climate data for Gromnik

Temperature Rainfall Sunshine Humidity

See the full Gromnik climate overview or explore weather in Croatia.