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Buncrana Weather in May
May in Buncrana typically sees daytime highs of 15°C (59°F) and nighttime lows of 8°C (46°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Buncrana in May
Climate statistics over the past 30 years suggest around 18 days of rain, with 87 mm (3.4 in) average for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Buncrana in May
In May, Buncrana sees moderate temperatures, with highs of 15°C (59°F). Nights drop to around 8°C (46°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Buncrana in May
The days are predominantly sunny, with an estimated total of around 203 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August and September typically offer the best circumstances for Buncrana.
Buncrana Temperature in May
Min Temperature
8°C (46°F)
Max Temperature
15°C (59°F)
Chance of Rain
60%
Precipitation
87 mm (3.4 in)
Rainy days
18 days
Sunshine
203 hours *
Percentage Sunshine
*
* Data from: Derry, Ireland (18 KM, 11 Miles).
Buncrana Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Buncrana - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Buncrana typically stay consistent throughout May, with daily highs averaging around 15°C (59°F). Nights are cold, with lows typically ranging from 6°C (43°F) to 9°C (48°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 Buncrana in May
Browse day-by-day weather records for Buncrana spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Buncrana historical weather extremes in May
Based on weather observations in Buncrana between 1976 and 2026, these are the recorded extremes during May.
- The warmest day in May was on May 25, 2017, with a maximum of 25°C (77°F).
- Buncrana experienced its chilliest May day on May 1, 1979, reaching only 5°C (41°F).
- The lowest overnight temperature recorded in May was 0°C (32°F) (May 14, 2020).
- The wettest May day on record brought 24 mm (0.9 in) of precipitation to Buncrana (May 18, 2013).
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
pleasant
tolerable
unpleasant
poor
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 Buncrana in May
The weather can be unpredictable in May, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Buncrana in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports9/10
Buncrana 3-Day Forecast
More climate data for Buncrana
See the full Buncrana 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) Bucket list
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