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Dundalk Weather in June
June in Dundalk brings pleasant temperatures, with daytime highs of 18°C (64°F) and nights around 10°C (50°F). Quite a bit of rainfall is expected, around 84 mm (3.3 in), so pack an umbrella.
Rainfall in Dundalk in June
Past climate data indicates that roughly 16 days will see rain, totalling around 84 mm (3.3 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Dundalk in June
Daytime temperatures in Dundalk reach 18°C (64°F) in June, dropping to 10°C (50°F) at night. June is a notable month of the summer season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 10°C (50°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Dundalk in June
The month experiences a moderate amount of sunlight, with 180 hours of sunshine. This provides a nice balance between sunshine and clouds.If you prefer enjoying temperate temperatures and rain-free days, July typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Dundalk Temperature in June
Min Temperature
10°C (50°F)
Max Temperature
18°C (64°F)
Chance of Rain
52%
Precipitation
84 mm (3.3 in)
Rainy days
16 days
Humidity
68% *
Sunshine
180 hours *
Percentage Sunshine
39% *
* Data from: Dublin, Ireland (64 KM, 39 Miles).
Dundalk Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Dundalk - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Dundalk typically stay consistent throughout June, with daily highs averaging around 18°C (64°F). Nights are cool, with lows typically ranging from 9°C (48°F) to 11°C (52°F).
Average temperatures in June
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 June
Historical weather records for Dundalk in June
Browse day-by-day weather records for Dundalk spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Dundalk historical weather extremes in June
Based on weather observations in Dundalk between 1976 and 2026, these are the recorded extremes during June.
- The warmest day in June was on June 28, 2018, with a maximum of 28°C (82°F).
- Dundalk experienced its chilliest June day on June 11, 1977, reaching only 10°C (50°F).
- The lowest overnight temperature recorded in June was 3°C (37°F) (June 10, 2011).
- The wettest June day on record brought 29 mm (1.1 in) of precipitation to Dundalk (June 3, 2007).
Best Places in Ireland in June
Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland in June →
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 Dundalk in June
For Dundalk in June, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Dundalk in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Dundalk 3-Day Forecast
More climate data for Dundalk
Temperature Rainfall Sunshine Humidity
See the full Dundalk climate overview or explore weather in Ireland.
Popular in June
Where to go in June - average daytime high across popular destinations.
Dublin
18°C (64°F) Galway
18°C (64°F) Kilkenny
18°C (64°F) Westport17°C (63°F) Kenmare18°C (64°F) Cork17°C (63°F) Killarney18°C (64°F) Doolin17°C (63°F) Bucket list
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