Ennis Weather in January
January in Ennis brings low temperatures around 10°C (50°F) during the day, dropping to 4°C (39°F) at night, with quite a bit of rainfall expected, averaging around 109 mm (4.3 in) for the month.
Rainfall in Ennis in January
Climate statistics over the past 30 years suggest around 22 days of rain, with 109 mm (4.3 in) average for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Ennis in January
Ennis in January gets highs of 10°C (50°F) during the day and drops to 4°C (39°F) at night. The winter season is characteristic of January. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet. Expect the coolest temperatures of the year during January.
Sunshine in Ennis in January
The area sees fewer sunny days, with a projection of about 48 hours of sunshine. This reduced sunlight makes it ideal for those who prefer overcast conditions over bright sunny days.January in Ennis can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ireland, check out our Ennis's climate page.
Ennis Temperature in January
Min Temperature
4°C (39°F)
Max Temperature
10°C (50°F)
Chance of Rain
72%
Precipitation
109 mm (4.3 in)
Rainy days
22 days
Humidity
81% *
Sunshine
48 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2026)
Based on our historical records, temperatures in Ennis typically stay consistent throughout January, with daily highs averaging around 10°C (50°F). Nights are cold, with lows around 4°C (39°F).
Average temperatures in January
Daily Historical Precipitation
50-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Ennis in January
Browse day-by-day weather records for Ennis spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ennis historical weather extremes in January
Based on weather observations in Ennis between 2000 and 2025, these are the recorded extremes during January.
- The warmest day in January was on January 1, 2022, with a maximum of 14°C (57°F).
- On January 8, 2010, Ennis saw its coldest January day with temperatures maxing out at 0°C (32°F).
- The coldest night in January in Ennis was on January 9, 2010, with a minimum of -11°C (12°F).
- The wettest day in January Ennis was on January 24, 2014 with 30 mm (1.2 in) of precipitation.
Best Places in Ireland in January
Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland in January →
perfect weather
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tolerable
unpleasant
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What to Wear in Ennis in January
We recommend to layer up for chilly conditions in Ennis 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. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Ennis in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ireland, check out our Ennis's climate page.
Temperature Rainfall Sunshine Humidity
See the full Ennis climate overview or explore weather in Ireland.
