Randalstown Weather in January

January in Randalstown 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 Randalstown in January

Typically, you can expect about 22 days of rain this month, with 80 mm (3.1 in) on average. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Randalstown in January

In January, Randalstown sees low temperatures, with highs of 9°C (48°F). Nights drop to around 3°C (37°F). January is a notable month of the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. This month tends to bring the coldest weather of the year, so be sure to pack enough warm clothing to stay comfortable.

Sunshine in Randalstown in January

This month is characterized by fewer sunny days, with about 45 hours of sunshine. It's great for those who appreciate cooler, less sunny days.

Wind Speed in Randalstown in January

January has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

Average water temperature in January

With water temperatures around 8°C (46°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.

January in Randalstown has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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

Randalstown 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 (12 KM, 8 Miles).

What to Wear in Randalstown in January

Dress warmly and in layers for your trip to Randalstown 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. The water temperature sits at about 8°C (46°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Randalstown 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 Randalstown's climate page.

More climate data for Randalstown

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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