Galway weather in August
Galway in August averages 16°C (61°F), 89 mm of rain and 4.7 hours of sun a day.
Of the twelve months in Galway, August is the second warmest, the fifth wettest and the fourth sunniest.
- Average temp
- 16°C (61°F)
12–19°C · 54–67°F
- Rainfall
- 89 mm
Showers likely
- Sunshine
- 4.7 h
hours per day
- Wind
- 18 km/h
What is Galway like in August?
Daytime
Days are mild.
Rain
Some rain is likely; pack for showers.
Evening
Evenings are cooler. A layer helps after sunset.
What should I pack for Galway in August?
A light rain jacket
About 89 mm falls this month — showers rather than washouts.
A layer for the evening
Evenings cool off noticeably once the sun is down.
August compared with July and September
August in Galway is about the same temperature as July and 14 mm wetter than it, which averages 16°C (61°F).
August in Galway is 1.7°C warmer than September and 12 mm wetter than it, which averages 14°C (58°F).
Daylight in Galway in August
On 15 August the sun is up for 14 hours 46 minutes in Galway, rising about 06:17 and setting about 21:02 local time.
August ends 1 hour 55 minutes shorter than it begins, so the last week of the month is a different length of day from the first.
That is 2 hours 12 minutes short of June, the longest-lit month here.
Where to stay in Galway
Dates are a starting point for August.
Travel guides for Galway
What to read before you book.
Galway weather by month
TemperatureRainfall
How August compares with the rest of the year
August is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | 6°C / 43°F | 100 mm |
| February | 6°C / 44°F | 87 mm |
| March | 8°C / 46°F | 76 mm |
| April | 10°C / 49°F | 63 mm |
| May | 12°C / 54°F | 63 mm |
| June | 15°C / 58°F | 72 mm |
| July | 16°C / 61°F | 76 mm |
| August | 16°C / 61°F | 89 mm |
| September | 14°C / 58°F | 77 mm |
| October | 11°C / 52°F | 101 mm |
| November | 8°C / 47°F | 104 mm |
| December | 7°C / 44°F | 113 mm |
Similar weather in August
Other destinations whose August averages sit close to this one.
Check another month
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FAQs about Galway in August
August climate averages for Galway, 1991–2020.
Galway averages 16°C (61°F) in August, ranging from about 12°C (54°F) at night to 19°C (67°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Some. About 89 mm falls across August, enough to need a light jacket but not enough to reshape a trip.
Yes. August averages 16°C (61°F) against 14°C (58°F) in September — 1.7°C warmer.
August is about as warm as July, and 14 mm wetter.
Yes. August falls inside the most comfortable stretch of the year here, May to October, on temperature and rainfall together.
About 4.7 hours of sun a day on the 1991–2020 average.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what August is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 14 hours 46 minutes of daylight in mid-August, against 16 hours 58 minutes in June and 7 hours 33 minutes in December.
On 15 August, sunrise is about 06:17 and sunset about 21:02 local time. Both shift across the month — the month ends 1 hour 55 minutes shorter than it starts.
