Lahinch Weather in May
May in Lahinch brings moderate temperatures, with highs of 15°C (59°F) and nights dropping to 9°C (48°F). Rainfall is on the higher side this month, averaging around 95 mm (3.7 in), so keep a rain jacket handy.
Rainfall in Lahinch in May
Typically, about 18 days will experience rainfall, with an average of 95 mm (3.7 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Lahinch in May
May in Lahinch sees highs of 15°C (59°F) and lows of 9°C (48°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Lahinch in May
With about 182 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit.
Lahinch Temperature in May
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Lahinch Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Lahinch - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Lahinch typically stay consistent throughout May, with daily highs averaging around 15°C (59°F). Nights are cool, with lows typically ranging from 7°C (45°F) to 10°C (50°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Lahinch in May
Browse day-by-day weather records for Lahinch spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Lahinch historical weather extremes in May
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Lahinch.
- Lahinch recorded its highest May temperature of 31°C (88°F) on May 26, 2026.
- Lahinch experienced its chilliest May day on May 1, 1979, reaching only 7°C (45°F).
- The lowest overnight temperature recorded in May was 0°C (32°F) (May 6, 2021).
Best Places in Ireland in May
Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland in May →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Lahinch in May
The weather can swing between comfortable and chilly in May, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Lahinch in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports9/10
Lahinch 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Lahinch climate overview or explore weather in Ireland.
Popular in May
Where to go in May - average daytime high across popular destinations.
Galway
16°C (61°F) Kilkenny
16°C (61°F) Westport16°C (61°F) Kenmare
16°C (61°F) Killarney16°C (61°F) Dublin16°C (61°F) Cork
15°C (59°F) Doolin15°C (59°F) 
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