Where to Go for Great Weather
Ireland · Month guide

Ireland in January

Around 8 °C with 91 mm of rain and 2.2 hours of sun a day.

January is a solid shoulder-season month in Ireland. Around 8 °C with 91 mm of rain and 2.2 hours of sun a day. Use the regional grid below to find where this month works best — national averages hide the swings between coast, highlands, and inland.

Plan a trip in January← Ireland year-round
Match verdictMatch: Avoid. Ireland · January.
Avoid
Ireland · January
What the weather usually does

Ireland · typical month

  • Day / night
    4 – 8 °C
    Year range 4 – 18 °C
  • Rainfall
    91 mm
    Year range 70 – 116 mm
  • Sunshine
    2.2 hr / day
    Year range 1.6 – 6.6 hr / day
Compare with another destination
What’s open · January

Things to do in Ireland in January

January closes 1 thing below; the rest run as normal.

  • Closed
    Landing on Skellig Michael

    landing and cruising are two different tickets with two different seasons — the island itself is only walkable in the middle of the year

    Sources: skelligmichael.ie, skelligislands.com

  • Open
    Cliffs of Moher

    the clifftop is open all year; it is the boat tours beneath it that have a season

    Sources: tuatha.ie, ireland.com

Opening seasons are checked by hand against the operators and parks themselves, not derived from the climate figures on this page. Last reviewed 2026-08-28. Dates move — confirm before you book.

34 regions · current month

Ireland, taken apart

Safety · 6 governments

What the governments say about Ireland

Combined advisory · most-cautious-wins
Exercise normal precautions
Highest level across 6 governments · Advisory last changed
See breakdown by country
AU

Exercise normal precautions

Changed Checked www.smartraveller.gov.au
CA

Exercise normal precautions

Changed Checked travel.gc.ca
DE

Exercise normal precautions

Changed Checked www.auswaertiges-amt.de
UK

Exercise normal precautions

Changed Checked www.gov.uk
US

Exercise normal precautions

Changed Checked travel.state.gov
Climate at a glance · 10-year ERA5

A decade of weather, in one page

Temperature°C
Temperature · 12-month climatologyIreland. Average daytime high by month in °C. Lowest in January (7.9), highest in July (18.3). Monthly means: 7.9, 8.7, 9.9, 12.1, 15.3, 17.2, 18.3, 18.1, 16.2, 13.3, 10.1, 8.7.
— daytime high— overnight low▬ typical range
View data table
MonthAverage daytime high (°C)Average overnight low (°C)Typical lowTypical high
January7.93.5-1.511.9
February8.74.0-0.212.2
March9.94.1-0.014.0
April12.15.40.916.6
May15.38.14.020.5
June17.210.77.122.0
July18.312.39.523.6
August18.112.29.121.8
September16.210.36.220.4
October13.38.43.616.6
November10.15.60.414.1
December8.74.7-0.212.4
Rainfallmm
Rainfall · 12-month climatologyIreland. Rainfall by month in mm. Lowest in May (70), highest in October (116). Monthly means: 91, 102, 95, 75, 70, 84, 86, 103, 100, 116, 100, 108.
View data table
MonthRainfall (mm)
January91
February102
March95
April75
May70
June84
July86
August103
September100
October116
November100
December108
Sunshinehr / day
Sunshine · 12-month climatologyIreland. Sunshine hours by month in hr / day. Lowest in December (1.6), highest in May (6.6). Monthly means: 2.2, 3.1, 4.3, 5.7, 6.6, 5.6, 4.8, 4.5, 4.0, 3.1, 2.3, 1.6.
View data table
MonthSunshine hours (hr / day)
January2.2
February3.1
March4.3
April5.7
May6.6
June5.6
July4.8
August4.5
September4.0
October3.1
November2.3
December1.6
Windkm/h
Wind · 12-month climatologyIreland. Average wind speed by month in km/h. Lowest in July (13.2), highest in February (19.5). Monthly means: 16.6, 19.5, 16.2, 14.3, 13.2, 13.9, 13.2, 14.4, 14.7, 16.2, 16.0, 17.4.
— average▬ typical range
View data table
MonthAverage wind speed (km/h)Typical lowTypical high
January16.67.228.2
February19.59.931.1
March16.27.626.3
April14.36.725.5
May13.26.523.3
June13.97.123.0
July13.27.221.0
August14.46.422.8
September14.77.123.9
October16.27.325.5
November16.07.626.4
December17.48.228.6
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← Earlier
December

Around 9 °C with 108 mm of rain and 1.6 hours of sun a day.

Later →
February

Around 9 °C with 102 mm of rain and 3.1 hours of sun a day.

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