Today's Weather Forecast - Galway

Today's weather in Galway. high 18°C (64°F), low 13°C (55°F). Mainly Clear.

Today’s Hourly Weather Outlook

Morning6 AM – Noon14°
Wind speed
10 km/h
Rain probability
1%
AfternoonNoon – 6 PM17°
Wind speed
15 km/h
Rain probability
0%
Evening6 PM – Midn16°
Wind speed
22 km/h
Rain probability
15%
NightMidn – 6 AM14°
Wind speed
15 km/h
Rain probability
2%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 6:32 AM
Total Daylight
96% of day elapsedSolar noon 1:32 PM
Sunset
Dusk 8:31 PM
Remaining28m
Solar elevation
vs yesterday-6 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Moderate
Dominant pollutant
Dominant: PM2.5
Monitoring station
Briarhill, Co. Galway, Ireland
PM2.5
51μg/m³
PM10
19μg/m³
NO₂
14.9ppb
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Galway is forecast to reach a high of 18°C today, with an overnight low around 13°C. That's 1° above the long-term average high of 17°C for this time of year. Expect a low chance of rain (15% probability) and moderate breezes averaging 22 km/h. Air quality is currently Moderate (AQI 54), driven mainly by PM2.5 at 9.9 μg/m³.

Today vs Normal

18°C+1° above normal

The long-term average high for today is 17°C.

11 of the last 28 days with published data ran above normal.

That's a break from the pattern - today's forecast runs above normal even though the recent stretch mostly ran below.

2026-08-28: 21°C21°2026-08-29: 16°C16°2026-08-30: 19°C19°2026-08-31: 17°C17°2026-09-01: 18°C18°2026-09-02: 18°C18°2026-09-03: 17°C17°2026-09-04: 17°C17°2026-09-05: 16°C16°2026-09-06: 19°C19°2026-09-07: 16°C16°2026-09-08: 15°C15°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.