Go to Dingle in Ireland
Dolphins, Whales and breathtaking views. The colorful fishing village Dingle in Ireland has it all and this town is a must for your bucket list.
April in Dalkey typically sees daytime highs of 12°C (54°F) and nighttime lows of 6°C (43°F). Rainfall is also possible this month, so it's worth packing an umbrella.
If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Dalkey.
Pick a month to see the average temperature, rainfall and sunshine in Dalkey - and find the best time to visit.
49-year average (1976-2025)
Based on our historical records, temperatures in Dalkey typically stay consistent throughout April, with daily highs averaging around 12°C (54°F). Nights are cold, with lows typically ranging from 4°C (39°F) to 6°C (43°F).
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Dalkey spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 32 years of weather records for Dalkey, the following extremes were recorded between 1994 and 2026.
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).
Pack for changing conditions in Dalkey in April. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. The water temperature sits at about 9°C (48°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Sunglasses could come in handy during the sunnier parts of your trip.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Dalkey climate overview or explore weather in Ireland.
Where to go in April - average daytime high across popular destinations.
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