Galway weather in January
January in Galway: cold, rainy, with clean air — a fair time to visit.
#11 of 12 months in Galway · #638 of 897 destinations to visit in January · comfort 59/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Galway in January
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Galway climate normals — January
| Daytime high | 8°C / 47°F | 🧥 cold |
|---|---|---|
| Nighttime low | 4°C / 39°F | |
| Rainfall | 81 mm / 3.2 in | 🌧 rainy |
| Rainy days | 13 days | |
| Humidity | 85% | 💦 very humid |
| Dew point | 4°C / 40°F | |
| Sunshine | 3.4 h/day | |
| Daylight | 8.2 h | |
| Wind | 22 km/h / 13 mph | |
| Snowfall | 1.8 cm / 0.7 in | |
| Air quality (US AQI) | 35 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Galway in January — FAQ
- Is January a good time to visit Galway?
- January in Galway: cold, rainy, with clean air — a fair time to visit. It ranks #11 of 12 months for Galway on SeasonMap's comfort score (59/100).
- What is the weather like in Galway in January?
- In January, Galway averages a daily high of 8.3°C and a low of 4.1°C, with about 80.5 mm of rain over roughly 13 rainy days.
- What is the air quality in Galway in January?
- Galway has a mean US Air Quality Index of about 35 in January.
- Does it snow in Galway in January?
- Galway sees roughly 1.8 cm of snowfall in January.