Galway
May
Weather in Galway for May 2025
Your guide to Galway weather in May - trends and predictions
In general, the average temperature in Galway at the beginning of May is 13.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 17.3 °C by the end of May.
Galway sees moderate rainfall in May, averaging 9 rainy days.
Is May a good time to visit Galway? check out the best time to travel to Galway page.
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22
Dry days
9
Rainy days
0
Snow days
17°/8°
Temperatures
20 km/h
Avg max wind
84 %
Avg humidity
Galway in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  14° | 2 13° | 3  14° | 4  11° | |||
| 5 14° | 6 14° | 7 14° | 8 14° | 9 15° | 10 15° | 11 17° |
| 12 16° | 13 14° | 14 14° | 15 15° | 16  16° | 17 15° | 18 16° |
| 19 16° | 20 16° | 21 14° | 22  15° | 23  15° | 24 15° | 25 15° |
| 26 16° | 27 16° | 28 17° | 29 18° | 30 19° | 31 20° |
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Temperatures trend during May in Galway
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 14° /7° | 1.1 mm | 3 | |
| 2 May | Patchy rain possible | 13° /7° | 1.9 mm | 4 | |
| 3 May | Overcast | 14° /9° | 4.1 mm | 4 | |
| 4 May | Moderate or heavy rain shower | 11° /8° | 8.5 mm | 3 | |
| 5 May | Moderate or heavy rain shower | 14° /9° | 6.9 mm | 4 | |
| 6 May | Moderate or heavy rain shower | 14° /8° | 4 mm | 4 | |
| 7 May | Moderate or heavy rain shower | 14° /7° | 3.9 mm | 3 | |
| 8 May | Moderate or heavy rain shower | 14° /10° | 3.3 mm | 4 | |
| 9 May | Moderate or heavy rain shower | 15° /9° | 2.9 mm | 4 | |
| 10 May | Moderate or heavy rain shower | 15° /9° | 4 mm | 4 | |
| 11 May | Moderate rain at times | 17° /8° | 1.7 mm | 4 | |
| 12 May | Overcast | 16° /8° | 0.2 mm | 4 | |
| 13 May | Overcast | 14° /8° | 5.5 mm | 4 | |
| 14 May | Moderate or heavy rain shower | 14° /6° | 4.8 mm | 4 | |
| 15 May | Patchy rain possible | 15° /7° | 2 mm | 4 | |
| 16 May | Sunny | 16° /6° | 1 mm | 5 | |
| 17 May | Overcast | 15° /8° | 1.3 mm | 4 | |
| 18 May | Patchy rain possible | 16° /8° | 0.1 mm | 4 | |
| 19 May | Overcast | 16° /7° | 0.4 mm | 4 | |
| 20 May | Moderate rain at times | 16° /10° | 1.4 mm | 4 | |
| 21 May | Patchy rain possible | 14° /11° | 2.1 mm | 3 | |
| 22 May | Cloudy | 15° /8° | 1.6 mm | 4 | |
| 23 May | Partly cloudy | 15° /7° | 0.1 mm | 4 | |
| 24 May | Patchy rain possible | 15° /7° | 0.1 mm | 4 | |
| 25 May | Overcast | 15° /7° | 4.7 mm | 4 | |
| 26 May | Overcast | 16° /9° | 2.4 mm | 4 | |
| 27 May | Partly cloudy | 16° /9° | 1.8 mm | 4 | |
| 28 May | Cloudy | 17° /9° | 3 mm | 4 | |
| 29 May | Cloudy | 18° /8° | 0.9 mm | 4 | |
| 30 May | Sunny | 19° /8° | 0.2 mm | 5 | |
| 31 May | Sunny | 20° /8° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Galway in May 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 May - FAQ
What are the expected maximum and minimum temperatures in Galway during May?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Galway during May?
Significant rainfall exceeding 151.7 mm is expected in Galway during May, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Galway during May?
The average wind speed in Galway during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Galway in May?
As you prepare for your trip to Galway in May, 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 May, 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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