14 day weather forecast

Galway weather August 2026 — 14 day forecast · Ireland

17°

cloudy · feels like 17°

Updated at
  • Live from Open-Meteo
  • Refreshed several times a day
  • 14 days ahead
  • No tracking · free
Warmest day
Thursday 3 Sept
20°C
highest maximum
Wettest day
Friday 4 Sept
20.1 mm
55% chance
Most sunshine
Saturday 5 Sept
13 hours
of sunshine
Trend
14 days
Unsettled
13 days with rain

The next 14 days

swipe →
Avg max, 3 days
18.0°C
Coldest night
7°C
Most sunshine
13.0 h
Wind from
the west

Overview table · August 2026

Galway 14 day forecast, day by day

The table below shows the full 14 day weather forecast for Galway (Ireland): the maximum and minimum temperature, rainfall in millimetres, the chance of rain, humidity, hours of sunshine and the UV index per day. Across the next two weeks the maximum temperature in Galway averages around 18°C and the minimum around 13°C, with roughly 104 mm of rain in total, 1 dry day and about 110 hours of sunshine.

Last updated:

14 day weather forecast for Galway (Ireland) per day: temperature, rainfall, chance of rain, humidity, sunshine hours and UV index. Updated in August 2026.
DayWeatherMaxMinRainChanceHumiditySunUV
Saturday29 AugLight rain18°C15°C6.2 mm100%87%0.7 h2low
Sunday30 AugShowers19°C15°C12.7 mm100%80%7.8 h3moderate
Monday31 AugLight rain17°C14°C2.3 mm69%70%4.9 h3moderate
Tuesday1 SeptLight rain18°C10°C5.8 mm77%74%8.4 h5moderate
Wednesday2 SeptShowers18°C7°C9.6 mm81%90%9.8 h4moderate
Thursday3 SeptShowers20°C16°C9.6 mm53%91%6.3 h4moderate
Friday4 SeptShowers17°C15°C20.1 mm55%90%11.8 h3moderate
Saturday5 SeptLight rain18°C13°C1.5 mm39%79%13 h1low
Sunday6 SeptLight rain17°C11°C1.2 mm29%86%12.5 h5moderate
Monday7 SeptLight rain19°C14°C11.2 mm61%94%3.4 h4moderate
Tuesday8 SeptLight rain15°C13°C0.2 mm55%78%3 h3moderate
Wednesday9 SeptLight rain20°C12°C6.8 mm44%86%12.9 h3moderate
Thursday10 SeptLight rain16°C13°C3.2 mm37%81%12.6 h1low
Friday11 SeptLight rain15°C12°C13.4 mm41%88%2.4 h3moderate

The first three to five days of the forecast for Galway are the most reliable; from day seven onwards it is an indicative trend. Click a day in the overview above for hourly detail. Source: Open-Meteo (Met Office, DWD, ECMWF).

Background & outlook

The weather in Galway

Current conditions and the 14 day forecast

Galway lies in Ireland, an area with a maritime climate: mild winters, cool summers, changeable skies and rain spread across the whole year. That is exactly why a two-week outlook is useful here — it shows the pattern rather than one snapshot.

What is the weather like in Galway right now?

It is currently 17°C in Galway with cloudy. It feels like 17°C, humidity is 87% and the wind is NW 9 km/h.

Today (Saturday) reaches a maximum of 18°C and a minimum of 15°C, with 6.2 mm of rain and 0.7 hours of sunshine. Sunrise is at 06:40 and sunset at 20:33.

Galway weather tomorrow

Tomorrow (Sunday) the maximum temperature in Galway is 19°C and the minimum 15°C. Around 12.7 mm of rain is expected with 7.8 hours of sunshine, and the chance of rain is 100%. The data is refreshed several times a day through Open-Meteo.

Galway weather this week and next week

Over the coming week the average maximum temperature in Galway sits around 18°C and the average minimum around 13°C. Roughly 66.3 mm of rain is expected, spread across 7 days, with 0 largely sunny days.

The warmest day in the 14 day forecast for Galway is Thursday 3 Sept at 20°C. The coldest night falls on Wednesday 2 Sept at 7°C. Click any day for hourly detail.

Rain, sunshine and UV in Galway

A daily rainfall total says little on its own: the same 5 mm can be one short downpour or a grey day of drizzle, which is why the hourly chart above is often the more useful of the two. Over the next fortnight the highest UV index for Galway is 5, which is low to moderate.

How reliable is a 14 day forecast?

The first three to five days are generally very accurate. After that the certainty drops off and it is better read as a trend than as an exact daily prediction. Our data comes from Open-Meteo, which combines national weather models — among them the Met Office, DWD and ECMWF — and recomputes them several times a day using measurements from stations worldwide.

Forecast for Galway last updated: 29 August 2026 at 14:24. See also all Ireland forecasts and the European weather map.

Frequently asked questions

Questions about the weather in Galway

What is the weather like in Galway in August 2026?

The forecast at the top of this page shows the current temperature in Galway plus the maximum and minimum for each of the next 14 days, with rainfall, chance of rain, sunshine hours and UV index. It is refreshed several times a day.

How accurate is the 14 day forecast for Galway?

The first three to five days for Galway are highly reliable. From day six onwards, read the forecast as a trend: it shows whether it turns warmer, cooler, wetter or drier rather than an exact value for that day.

Will it rain in Galway this week?

The rainfall chart on this page gives the expected millimetres per day for Galway, and each day card shows the chance of rain as a percentage. Below 20% with several hours of sunshine is a genuinely dry day.

How warm does it get in Galway over the next two weeks?

The temperature chart shows the maximum and minimum for every one of the next 14 days in Galway. The overview table underneath repeats the same figures day by day, together with the average across the fortnight.

Can I see the weather in Galway hour by hour?

Yes. The hourly chart covers the next 48 hours in Galway with temperature, feels-like temperature and chance of rain. Clicking any of the 14 days opens a panel with night, morning, afternoon and evening detail.

Where does the Galway forecast come from?

The data for Galway (Ireland, Ireland) comes from Open-Meteo, which combines national weather models such as those of the Met Office, DWD, Météo-France and ECMWF and recomputes them several times a day.

What does the UV index for Galway mean?

The UV index runs from 0 to 11+. Up to 2 is low, 3 to 5 moderate, 6 to 7 high and 8 or more very high. From 6 upwards it is worth using sun protection in the middle of the day, even when it does not feel especially hot.

Is the Galway weather forecast free?

Yes. The full 14 day forecast for Galway is free, needs no account and carries no adverts inside the charts.