Dundalk Weather in April
During April, Dundalk experiences moderate daytime temperatures of 13°C (55°F) and cooler nights around 5°C (41°F). Expect quite a bit of rainfall. Around 72 mm (2.8 in) is typical.
Rainfall in Dundalk in April
Analyzing past climate data, one can expect approximately 15 days of rain, averaging 72 mm (2.8 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Dundalk in April
In April, expect moderate temperatures in Dundalk, with highs of 13°C (55°F) and lows of 5°C (41°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 5°C (41°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Dundalk in April
The area enjoys a balanced 157 hours of sunlight, ensuring it's neither too overcast nor too sunny.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 April
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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 April, with daily highs averaging around 13°C (55°F). Nights are cold, with lows typically ranging from 3°C (37°F) to 6°C (43°F).
Average temperatures in April
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 April
Historical weather records for Dundalk in April
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 April
Based on weather observations in Dundalk between 1976 and 2026, these are the recorded extremes during April.
- The warmest day in April was on April 26, 1987, with a maximum of 21°C (70°F).
- The coldest April day was on April 1, 2013, with a maximum of 3°C (37°F).
- Dundalk registered its coldest April night on April 10, 1998, with temperatures dropping to -4°C (25°F).
Best Places in Ireland in April
Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland in April →
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 April
The weather can be unpredictable in April, 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. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Dundalk in April
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 sports6/10
Dundalk 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Dundalk climate overview or explore weather in Ireland.
Popular in April
Where to go in April - average daytime high across popular destinations.
Kilkenny
13°C (55°F) Galway
14°C (57°F) Kenmare13°C (55°F) Killarney13°C (55°F) Doolin12°C (54°F) Westport13°C (55°F) Cork
13°C (55°F) Dublin13°C (55°F) 
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