Porrentruy Weather in January

January in Porrentruy brings low temperatures, with daytime highs of 5°C (41°F) and nights around -2°C (28°F). Quite a bit of snow/rainfall is expected, around 100 mm (3.9 in), so pack an umbrella.

Rainfall in Porrentruy in January

You can expect snow/rain on roughly 16 days based on historical data, averaging 100 mm (3.9 in) for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Porrentruy in January

If you're visiting Porrentruy in January, expect highs of 5°C (41°F) and overnight lows around -2°C (28°F). January is part of the winter season. Even daytime conditions remain cold, making layers, a warm coat, and winter accessories a good idea. At -2°C (28°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. It's generally the coldest month of the year, making it essential to pack warm layers and winter accessories.

Sunshine in Porrentruy in January

The area experiences limited sunny days, amounting to roughly 63 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Porrentruy. Our weather planner can help you explore destinations with more pleasant weather conditions.

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

Porrentruy Temperature in January

Min Temperature -2°C (28°F)  

Max Temperature 5°C (41°F)  

Chance of Rain 54%  

Precipitation 100 mm (3.9 in)  

Rainy days 16 days  

Humidity 81% *  

Sunshine 63 hours *  

Percentage Sunshine 28% *  

* Data from: Basel, Switzerland (41 KM, 25 Miles).

What to Wear in Porrentruy in January

Dress warmly and in layers for your trip to Porrentruy in January. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Porrentruy in January

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

Swimming

4/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

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 Switzerland, check out our Porrentruy's climate page.

More climate data for Porrentruy

Temperature Rainfall Sunshine Humidity

See the full Porrentruy climate overview or explore weather in Switzerland.