Rosslare Weather in April

Rosslare in April sees low temperatures, with highs around 11°C (52°F) and overnight lows of 8°C (46°F). Rainfall is fairly high at around 68 mm (2.7 in) on average, so pack waterproofs just in case.

Rainfall in Rosslare in April

You can expect rain on roughly 14 days based on historical data, averaging 68 mm (2.7 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Rosslare in April

Rosslare in April gets highs of 11°C (52°F) during the day and drops to 8°C (46°F) at night. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Rosslare in April

The city usually sees around 175 hours of sunlight, indicating a moderately sunny period.

Wind Speed in Rosslare in April

Average wind conditions reach 6 m/s (12 knots) in April. This creates notably windy weather that is clearly felt and can influence daily activities. Keep in mind this is an average. Some days are less intense, while others can be quite gusty.

Average water temperature in April

At 9°C (48°F), the water is too cold for most people to swim comfortably. A wetsuit is pretty much essential if you plan to go in.

Should you favor a climate that's both dry and comfortably warm, August typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Ireland, check out our Rosslare's climate page.

Rosslare Temperature in April

Min Temperature 8°C (46°F)  

Max Temperature 11°C (52°F)  

Water Temperature 9°C (48°F)  

Chance of Rain 48%  

Precipitation 68 mm (2.7 in)  

Rainy days 14 days  

Humidity 76%  

Windspeed 6 m/s (12 knots)  

Sunshine 175 hours  

Percentage Sunshine 41%  

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Rosslare typically stay consistent throughout April, with daily highs averaging around 11°C (52°F). Nights are cold, with lows typically ranging from 5°C (41°F) to 8°C (46°F).

Average temperatures in April

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Historical weather for Rosslare in April

Browse day-by-day weather records for Rosslare spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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Rosslare historical weather extremes in April

Based on 32 years of weather observations (1994-2026), these are the most extreme conditions recorded in Rosslare.

• The hottest April day on record in Rosslare reached 20°C (68°F) (April 30, 2025).
• On April 1, 2013, Rosslare saw its coldest April day with temperatures maxing out at 5°C (41°F).
• The coldest night in April in Rosslare was on April 10, 1998, with a minimum of -1°C (30°F).

What to Wear in Rosslare in April

The weather can swing between comfortable and chilly in April, 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. Wet weather is likely, so pack waterproof gear for multiple rainy days. Expect water temperatures of around 9°C (48°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Rosslare in April

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Ireland, check out our Rosslare's climate page.

More climate data for Rosslare

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Rosslare climate overview or explore weather in Ireland.