Stillorgan Weather in January

Stillorgan in January sees low temperatures, with highs around 9°C (48°F) and overnight lows of 4°C (39°F). Rainfall is fairly high at around 76 mm (3 in) on average, so pack waterproofs just in case.

Rainfall in Stillorgan in January

Climate statistics over the past 30 years suggest around 18 days of rain, with 76 mm (3 in) average for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Stillorgan in January

In January, Stillorgan sees low temperatures, with highs of 9°C (48°F). Nights drop to around 4°C (39°F). January marks the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. 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 the most moderate temperatures of the year, January offers a break from extremes.

Sunshine in Stillorgan in January

The city usually sees around 56 hours of sunlight, indicating fewer sunny days.

Wind Speed in Stillorgan in January

January sees wind speeds averaging 6 m/s (12 knots). You'll experience strong winds that cause whole trees to sway and require effort when walking against them. As an average, expect variation from moderate breezes to particularly windy days that affect daily routines.

Average water temperature in January

With water temperatures around 10°C (50°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 Stillorgan 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
• February
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For a detailed overview over the year and the best time to visit Ireland, check out our Stillorgan's climate page.

Stillorgan Temperature in January

Min Temperature 4°C (39°F)  

Max Temperature 9°C (48°F)  

Water Temperature 10°C (50°F) *  

Chance of Rain 61%  

Precipitation 76 mm (3 in)  

Rainy days 18 days  

Humidity 81% *  

Windspeed 6 m/s (12 knots) *  

Sunshine 56 hours *  

Percentage Sunshine 25% *  

* Data from: Dublin, Ireland (16 KM, 10 Miles).

What to Wear in Stillorgan in January

We recommend to layer up for chilly conditions in Stillorgan 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. Rain is likely on several days, so bring a good rain jacket. The water temperature sits at about 10°C (50°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Stillorgan 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 Ireland, check out our Stillorgan's climate page.

More climate data for Stillorgan

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Stillorgan climate overview or explore weather in Ireland.