Antrim Weather in January

January in Antrim averages 9°C (48°F) during the day and 3°C (37°F) at night. Quite a bit of rainfall is typical this month, with around 80 mm (3.1 in) on average. An umbrella is a good idea.

Rainfall in Antrim in January

Looking at the last 30 years, the data shows about 22 days with rain, averaging 80 mm (3.1 in) for the month. With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Antrim in January

January in Antrim brings typical temperatures with highs around 9°C (48°F) and lows of 3°C (37°F). During January, the winter season is in full swing. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. 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. This month tends to bring the coldest weather of the year, so be sure to pack enough warm clothing to stay comfortable.

Sunshine in Antrim in January

The area experiences limited sunny days, amounting to roughly 45 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

Wind Speed in Antrim in January

Wind speeds average 5 m/s (10 knots) during January. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.

Average water temperature in January

At 8°C (46°F), the water is very cold. Most people find it too uncomfortable for anything beyond a brief wade.

January in Antrim has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

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• January
• February
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For a detailed overview over the year and the best time to visit the United Kingdom, check out our Antrim's climate page.

Antrim Temperature in January

Min Temperature 3°C (37°F)  

Max Temperature 9°C (48°F)  

Water Temperature 8°C (46°F) *  

Chance of Rain 73%  

Precipitation 80 mm (3.1 in)  

Rainy days 22 days  

Humidity 89% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 45 hours *  

Percentage Sunshine 18% *  

* Data from: Belfast, Ireland (6 KM, 4 Miles).

What to Wear in Antrim in January

We recommend to layer up for chilly conditions in Antrim in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With water temperatures around 8°C (46°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Antrim in January

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

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

4/10

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 the United Kingdom, check out our Antrim's climate page.

More climate data for Antrim

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Antrim climate overview or explore weather in the United Kingdom.