Llanelli Weather in January

In Llanelli, January brings low daytime temperatures around 9°C (48°F), with nights cooling to 4°C (39°F). Expect quite a bit of rainfall this month.

Rainfall in Llanelli in January

The climate data from previous years indicates about 20 days of rain, averaging 137 mm (5.4 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Llanelli in January

If you're visiting Llanelli in January, expect highs of 9°C (48°F) and overnight lows around 4°C (39°F). January is known for being in the winter season. It stays cool throughout the day, so warm layers are a good idea from morning to evening. At 4°C (39°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. With moderate temperatures, January stands out as the chilliest month of the year.

Sunshine in Llanelli in January

The area experiences limited sunny days, amounting to roughly 53 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Llanelli. Our weather planner can help you explore destinations with more pleasant weather conditions.

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 Llanelli's climate page.

Llanelli Temperature in January

Min Temperature 4°C (39°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 68%  

Precipitation 137 mm (5.4 in)  

Rainy days 20 days  

Humidity 89% *  

Sunshine 53 hours *  

Percentage Sunshine 20% *  

* Data from: Cardiff, the United Kingdom (63 KM, 39 Miles).

What to Wear in Llanelli 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. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Llanelli 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

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

More climate data for Llanelli

Temperature Rainfall Sunshine Humidity

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