Galway
August
Weather in Galway for August 2025
Your guide to Galway weather in August - trends and predictions
In general, the average temperature in Galway at the beginning of August is 16.6 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 16.9 °C by the end of August.
Expect significant rainfall in Galway during August, with an average of 20 rainy days.
Is August a good time to visit Galway? check out the best time to travel to Galway page.
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11
Dry days
20
Rainy days
0
Snow days
18°/12°
Temperatures
28 km/h
Avg max wind
83 %
Avg humidity
Galway in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  17° | 2  17° | 3 16° | ||||
| 4  17° | 5 17° | 6 16° | 7 16° | 8 17° | 9  19° | 10 19° |
| 11 19° | 12 17° | 13 17° | 14 18° | 15 17° | 16  17° | 17 19° |
| 18 18° | 19 17° | 20 16° | 21 17° | 22 17° | 23 16° | 24 15° |
| 25 17° | 26 17° | 27 17° | 28 16° | 29  16° | 30  16° | 31 19° |
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Temperatures trend during August in Galway
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Heavy rain at times | 17° /13° | 7.3 mm | 4 | |
| 2 Aug. | Patchy rain possible | 17° /12° | 4.2 mm | 4 | |
| 3 Aug. | Patchy rain possible | 16° /12° | 0.7 mm | 4 | |
| 4 Aug. | Moderate or heavy rain shower | 17° /12° | 5.3 mm | 4 | |
| 5 Aug. | Patchy rain possible | 17° /11° | 12.7 mm | 4 | |
| 6 Aug. | Moderate rain at times | 16° /11° | 3.2 mm | 4 | |
| 7 Aug. | Patchy rain possible | 16° /13° | 1.9 mm | 4 | |
| 8 Aug. | Patchy rain possible | 17° /12° | 1.4 mm | 4 | |
| 9 Aug. | Overcast | 19° /13° | 0.3 mm | 5 | |
| 10 Aug. | Heavy rain at times | 19° /13° | 2 mm | 5 | |
| 11 Aug. | Moderate or heavy rain shower | 19° /12° | 7 mm | 5 | |
| 12 Aug. | Heavy rain at times | 17° /13° | 8.4 mm | 4 | |
| 13 Aug. | Moderate rain at times | 17° /12° | 1.8 mm | 4 | |
| 14 Aug. | Patchy rain possible | 18° /12° | 1.1 mm | 4 | |
| 15 Aug. | Patchy rain possible | 17° /11° | 3.6 mm | 4 | |
| 16 Aug. | Cloudy | 17° /11° | 0.3 mm | 4 | |
| 17 Aug. | Overcast | 19° /11° | 0.3 mm | 5 | |
| 18 Aug. | Moderate or heavy rain shower | 18° /14° | 18.7 mm | 4 | |
| 19 Aug. | Moderate or heavy rain shower | 17° /13° | 15.7 mm | 4 | |
| 20 Aug. | Patchy rain possible | 16° /11° | 3 mm | 4 | |
| 21 Aug. | Patchy rain possible | 17° /13° | 2.3 mm | 4 | |
| 22 Aug. | Patchy rain possible | 17° /12° | 7.8 mm | 4 | |
| 23 Aug. | Patchy rain possible | 16° /12° | 5.7 mm | 4 | |
| 24 Aug. | Patchy rain possible | 15° /10° | 1.9 mm | 4 | |
| 25 Aug. | Light rain shower | 17° /11° | 5.4 mm | 4 | |
| 26 Aug. | Light rain shower | 17° /13° | 2.3 mm | 4 | |
| 27 Aug. | Light rain shower | 17° /13° | 10.7 mm | 4 | |
| 28 Aug. | Patchy rain possible | 16° /12° | 1.4 mm | 4 | |
| 29 Aug. | Partly cloudy | 16° /12° | 0.2 mm | 5 | |
| 30 Aug. | Light rain | 16° /10° | 2.7 mm | 4 | |
| 31 Aug. | Light rain shower | 19° /10° | 3.1 mm | 5 | |
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Important Notice
Our weather forecast for Galway in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Galway forecast closer to your planned date for the most up-to-date weather information.
Galway in August - FAQ
What are the expected maximum and minimum temperatures in Galway during August?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Galway during August?
Significant rainfall exceeding 284.2 mm is expected in Galway during August, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Galway during August?
The average wind speed in Galway during August is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Galway in August?
As you prepare for your trip to Galway in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Galway, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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