Wales in January: Weather & Travel tips

The weather in Wales in January is a moody mix of rain-soaked days, gusty winds, and the occasional bright, crisp spell. Winter wraps the mountains in mist and sometimes snow, creating an eerie, dramatic beauty — perfect for photographers and adventurers who don’t mind braving the elements. Coastal paths feel wild and windswept, while valleys take on a quieter charm. It’s the season for waterproofs, sturdy boots, and roaring pub fires. January’s weather might test your resolve, but it adds a raw, untamed edge to Wales’ stunning landscapes.

Wales in January at a glance

January in Wales brings winter’s chill, misty landscapes, and a quieter pace — ideal for soaking up its raw, dramatic beauty.

• Days are cold, with temperatures averaging 39°F to 45°F (4°C to 7°C). Rain and strong coastal winds are common, so waterproofs and layers are a must.
• Popular spots like Snowdonia and Pembrokeshire are peaceful, offering solitude but requiring sturdy boots and waterproofs.
• Accommodation is more affordable in winter, with off-season deals in hotels and cozy cottages.
• January is best for bracing hikes, castle visits, and warming up by pub fires after a day of exploring Wales’ wild, untamed landscapes.

Is January a good time to visit Wales?

January can be a good time to visit Wales if you’re drawn to its rugged, atmospheric charm. The weather in Wales in January is cold and unpredictable, with frequent rain and occasional snow, particularly in higher regions like Snowdonia. Days are short, and coastal winds can be fierce, but this wildness adds a unique beauty to the landscapes. Think mist-covered mountains, dramatic winter skies, and empty beaches with crashing waves.

Winter’s quieter pace means you’ll have popular attractions — like Conwy Castle or the Brecon Beacons — mostly to yourself. Hiking is possible but requires preparation: pack waterproofs, and sturdy boots, and plan for shorter daylight hours. Roads can be slippery in rural areas, so driving takes extra care.

January is perfect if you are seeking solitude, lower costs, and cozy evenings by a pub fire after bracing outdoor adventures. Although the weather in Wales in January requires flexibility, it rewards those who are willing to embrace its wintry, unspoiled spirit.

Rough Guides tip: read all about the best time to visit Wales.

Average daily temperatures in January

In January, the average daily temperature in Wales ranges from highs of 45°F (7°C) to lows of 37°F (3°C), making it the coldest month of the year. However, temperatures vary depending on the region, so it’s worth planning accordingly.

In coastal areas, like Pembrokeshire or the Gower Peninsula, temperatures are slightly milder due to the sea’s influence. Daytime highs can reach around 46°F (8°C), though strong winds often make it feel colder.

Inland areas such as the Brecon Beacons tend to be cooler, especially at higher altitudes. Maximum temperatures stay around 43°F (6°C), but nights can drop to near freezing, especially in remote valleys.

Snowdonia in the north is the coldest region. Daytime highs rarely go above 41°F (5°C), and snowfall is more common here, adding a dramatic, wintry charm to the mountains.

Whether you’re exploring castles or hiking, January’s chill calls for layers, waterproofs, and sturdy boots. While cold, the temperatures in Wales this month are rarely extreme, making it possible to enjoy the country’s rugged beauty if you’re well-prepared.

What about the crowd and cost?

January in Wales is the perfect time if you appreciate peace. When the tourist rush has long passed, such popular destinations become deserted, giving you the chance to explore without having to jostle for space. During this off-peak season, accommodation costs drop significantly and you'll find plenty of deals on hotels, B&Bs, and cottages. 

Airfare and excursions are also cheaper, and while opening hours at some smaller attractions may be limited, the cost savings and privacy more than compensate for this, thus making January an economical and relaxing time to visit.

Looking for more options for your vacation in January? Find the perfect vacation destination with our top suggestions.

Things to do in Wales in January

Wales in January offers a mix of bracing outdoor adventures and cozy indoor escapes. The wintery landscapes add a dramatic edge to the scenery, and quieter tourist sites mean you’ll often have the best spots to yourself.

Take a Winter wildlife safari

Head to Cardigan Bay or the Gower Peninsula for winter wildlife spotting. January is a great time to see seals, dolphins, and flocks of migratory birds along Wales’ coastal cliffs and estuaries.

Explore Wales’ castles

January is less crowded, so it's a great time to explore the historic castles of Wales. Conwy Castle and Caerphilly Castle are particularly atmospheric in winter, with their medieval towers often shrouded in mist.

Stroll the Pembrokeshire Coast

Wrap up warm and walk stretches of the Pembrokeshire Coast Path. You’ll find wild waves crashing against cliffs and quiet beaches perfect for stormy seaside strolls. Keep an eye out for seals and seabirds.

Stargaze in a dark-sky nature reserve

Snowdonia and the Brecon Beacons are official dark sky reserves, so they're perfect for stargazing on clear January nights. Throw on your clothes and let the crisp winter sky dazzle you with constellations.

Cozy up in traditional pubs

After a chilly day, head to one of Wales' traditional pubs. Enjoy a pint of local ale, hearty food and a warm fire - perfect for a winter's evening.

Festivals and events in Wales in January

The weather in Wales in January encourages a more relaxed atmosphere, but there are still unique events taking place at this time, celebrating everything from local culture to outdoor adventures.  Here are a few highlights:

• Calennig (Cardiff): Cardiff rings in the New Year with a vibrant celebration featuring live music, food stalls, and a fireworks display at midnight. Book accommodations early if you plan to join the festivities.
• Big Garden Birdwatch: Hosted by the RSPB (Royal Society for the Protection of Birds), this late-January event invites nature lovers to help count birds in their gardens or local parks, celebrating Wales' rich winter wildlife.

Though January isn’t a festival-heavy month, these events offer a glimpse of Welsh culture and community spirit. Book early for city events like Calennig to secure the best options for accommodation and travel.

Plan your trip with our Wales itineraries

Creating a well-planned Wales itinerary is the key to exploring the country to its fullest. Although this country is relatively small, its winding roads, dramatic coastlines and hidden valleys make it a real adventure. Whether you're discovering Roman history in Caerleon, wandering the colorful streets of Tenby or enjoying the mystical beauty of the Elan Valley reservoirs, Wales is full of diverse experiences, but you often need to think ahead to get them.

A good itinerary will allow you to strike a balance between iconic sights and quieter, lesser-known places. For example, you could spend a couple of days in the south exploring Rhossili Bay on the Gower Peninsula and the rugged Beacons of Brecon, before heading west to admire the coastal cliffs of Cardigan Bay.