SeasonScore
Galway, Ireland
Photo: Massimo Telò · CC BY-SA 3.0

Ireland

Galway in December

🧥 Winter

Cold and some showers.

🎒 Pack: warm jacket for evenings · compact umbrella or rain jacket

Best months: Jun (9.5), Jul (9.4), Aug (9.4)

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Why December scores 8.4What goes into the score

How it works
🌡️ 9° / 4°C🌧️ 121 mm💧 dew pt 5°🍃 PM2.5 3
  • Weather comfort6.9
    • !Cold (9°C highs / 4°C lows)
    • ✓Comfortable humidity (dew point 5°C)
    • !Wet: ~121 mm rain, ~4 heavy-rain days
  • Air quality10.0
    • ✓Good (within WHO guideline) (PM2.5 ~3 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline9.0
    • ·Normal precautions
Compare monthsPut December side by side with another month
DecJun
Score8.4 Very good9.5 Excellent
Season🧥 Winter☀️ Summer
High / low9° / 4°18° / 11°
Rain121 mm81 mm
Humiditydew pt 5°dew pt 11°
PM2.53 µg/m³5 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Galway weather-station normals. Rainfall: Galway weather-station normals (national met service).

Holidays & crowdsDecember 2026

Long weekend

There's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.

  • Christmas Day 25–27 Dec · 3 days off in a row

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore GalwayEvents, sights, food & souvenirs

Check event dates locally

A lively harbour city on Ireland's west coast, known for traditional music pubs, festivals and as a gateway to Connemara and the Aran Islands.

Events in December

No major events on our calendar for December.

Coming up later

Galway International Arts FestivalDate variesUsually the second half of July

A large multi-week festival of theatre, music, visual art and street spectacle.

Why go: The city is busy and accommodation books up early.

Where: Venues and streets across the city

Galway Races Summer FestivalDate variesUsually the last week of July into early August

A week-long horse racing festival that is also a major social event.

Why go: Accommodation in Galway is very scarce during race week.

Where: Ballybrit Racecourse

Galway International Oyster and Seafood FestivalDate variesUsually late September

A long-running festival celebrating the start of the oyster season, with shucking competitions and seafood tastings.

Why go: Good timing for trying fresh native oysters.

Where: Galway city centre